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-rw-r--r--drivers/phy/rockchip/Kconfig29
-rw-r--r--drivers/phy/rockchip/Makefile2
-rw-r--r--drivers/phy/rockchip/phy-rockchip-inno-csidphy.c2
-rw-r--r--drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c2
-rw-r--r--drivers/phy/rockchip/phy-rockchip-inno-hdmi.c4
-rw-r--r--drivers/phy/rockchip/phy-rockchip-inno-usb2.c285
-rw-r--r--drivers/phy/rockchip/phy-rockchip-naneng-combphy.c476
-rw-r--r--drivers/phy/rockchip/phy-rockchip-pcie.c148
-rw-r--r--drivers/phy/rockchip/phy-rockchip-samsung-dcphy.c1719
-rw-r--r--drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c1456
-rw-r--r--drivers/phy/rockchip/phy-rockchip-snps-pcie3.c80
-rw-r--r--drivers/phy/rockchip/phy-rockchip-typec.c4
-rw-r--r--drivers/phy/rockchip/phy-rockchip-usbdp.c1667
13 files changed, 5513 insertions, 361 deletions
diff --git a/drivers/phy/rockchip/Kconfig b/drivers/phy/rockchip/Kconfig
index a34f67bb7e61..14698571b607 100644
--- a/drivers/phy/rockchip/Kconfig
+++ b/drivers/phy/rockchip/Kconfig
@@ -83,10 +83,26 @@ config PHY_ROCKCHIP_PCIE
help
Enable this to support the Rockchip PCIe PHY.
+config PHY_ROCKCHIP_SAMSUNG_DCPHY
+ tristate "Rockchip Samsung MIPI DCPHY driver"
+ depends on (ARCH_ROCKCHIP || COMPILE_TEST)
+ select GENERIC_PHY
+ select GENERIC_PHY_MIPI_DPHY
+ help
+ Enable this to support the Rockchip MIPI DCPHY with
+ Samsung IP block.
+
+ To compile this driver as a module, choose M here: the module
+ will be called phy-rockchip-samsung-dcphy
+
config PHY_ROCKCHIP_SAMSUNG_HDPTX
tristate "Rockchip Samsung HDMI/eDP Combo PHY driver"
depends on (ARCH_ROCKCHIP || COMPILE_TEST) && OF
+ depends on COMMON_CLK
+ depends on HAS_IOMEM
select GENERIC_PHY
+ select MFD_SYSCON
+ select RATIONAL
help
Enable this to support the Rockchip HDMI/eDP Combo PHY
with Samsung IP block.
@@ -115,3 +131,16 @@ config PHY_ROCKCHIP_USB
select GENERIC_PHY
help
Enable this to support the Rockchip USB 2.0 PHY.
+
+config PHY_ROCKCHIP_USBDP
+ tristate "Rockchip USBDP COMBO PHY Driver"
+ depends on ARCH_ROCKCHIP && OF
+ depends on TYPEC
+ select GENERIC_PHY
+ select USB_COMMON
+ help
+ Enable this to support the Rockchip USB3.0/DP combo PHY with
+ Samsung IP block. This is required for USB3 support on RK3588.
+
+ To compile this driver as a module, choose M here: the module
+ will be called phy-rockchip-usbdp
diff --git a/drivers/phy/rockchip/Makefile b/drivers/phy/rockchip/Makefile
index 3d911304e654..117aaffd037d 100644
--- a/drivers/phy/rockchip/Makefile
+++ b/drivers/phy/rockchip/Makefile
@@ -8,7 +8,9 @@ obj-$(CONFIG_PHY_ROCKCHIP_INNO_HDMI) += phy-rockchip-inno-hdmi.o
obj-$(CONFIG_PHY_ROCKCHIP_INNO_USB2) += phy-rockchip-inno-usb2.o
obj-$(CONFIG_PHY_ROCKCHIP_NANENG_COMBO_PHY) += phy-rockchip-naneng-combphy.o
obj-$(CONFIG_PHY_ROCKCHIP_PCIE) += phy-rockchip-pcie.o
+obj-$(CONFIG_PHY_ROCKCHIP_SAMSUNG_DCPHY) += phy-rockchip-samsung-dcphy.o
obj-$(CONFIG_PHY_ROCKCHIP_SAMSUNG_HDPTX) += phy-rockchip-samsung-hdptx.o
obj-$(CONFIG_PHY_ROCKCHIP_SNPS_PCIE3) += phy-rockchip-snps-pcie3.o
obj-$(CONFIG_PHY_ROCKCHIP_TYPEC) += phy-rockchip-typec.o
obj-$(CONFIG_PHY_ROCKCHIP_USB) += phy-rockchip-usb.o
+obj-$(CONFIG_PHY_ROCKCHIP_USBDP) += phy-rockchip-usbdp.o
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c b/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c
index 98c92d6c482f..2ab99e1d47eb 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c
@@ -472,7 +472,7 @@ static struct platform_driver rockchip_inno_csidphy_driver = {
.of_match_table = rockchip_inno_csidphy_match_id,
},
.probe = rockchip_inno_csidphy_probe,
- .remove_new = rockchip_inno_csidphy_remove,
+ .remove = rockchip_inno_csidphy_remove,
};
module_platform_driver(rockchip_inno_csidphy_driver);
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c
index 6405943a2676..d5b1a4e2f7d3 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c
@@ -784,7 +784,7 @@ static struct platform_driver inno_dsidphy_driver = {
.of_match_table = of_match_ptr(inno_dsidphy_of_match),
},
.probe = inno_dsidphy_probe,
- .remove_new = inno_dsidphy_remove,
+ .remove = inno_dsidphy_remove,
};
module_platform_driver(inno_dsidphy_driver);
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c
index 053bd62e31ba..8dcc2bb777b5 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-hdmi.c
@@ -1424,8 +1424,8 @@ static const struct of_device_id inno_hdmi_phy_of_match[] = {
MODULE_DEVICE_TABLE(of, inno_hdmi_phy_of_match);
static struct platform_driver inno_hdmi_phy_driver = {
- .probe = inno_hdmi_phy_probe,
- .remove_new = inno_hdmi_phy_remove,
+ .probe = inno_hdmi_phy_probe,
+ .remove = inno_hdmi_phy_remove,
.driver = {
.name = "inno-hdmi-phy",
.of_match_table = inno_hdmi_phy_of_match,
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index 4f71373ae6e1..b0f23690ec30 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -229,9 +229,10 @@ struct rockchip_usb2phy_port {
* @dev: pointer to device.
* @grf: General Register Files regmap.
* @usbgrf: USB General Register Files regmap.
- * @clk: clock struct of phy input clk.
+ * @clks: array of phy input clocks.
* @clk480m: clock struct of phy output clk.
* @clk480m_hw: clock struct of phy output clk management.
+ * @num_clks: number of phy input clocks.
* @phy_reset: phy reset control.
* @chg_state: states involved in USB charger detection.
* @chg_type: USB charger types.
@@ -246,9 +247,10 @@ struct rockchip_usb2phy {
struct device *dev;
struct regmap *grf;
struct regmap *usbgrf;
- struct clk *clk;
+ struct clk_bulk_data *clks;
struct clk *clk480m;
struct clk_hw clk480m_hw;
+ int num_clks;
struct reset_control *phy_reset;
enum usb_chg_state chg_state;
enum power_supply_type chg_type;
@@ -310,6 +312,13 @@ static int rockchip_usb2phy_reset(struct rockchip_usb2phy *rphy)
return 0;
}
+static void rockchip_usb2phy_clk_bulk_disable(void *data)
+{
+ struct rockchip_usb2phy *rphy = data;
+
+ clk_bulk_disable_unprepare(rphy->num_clks, rphy->clks);
+}
+
static int rockchip_usb2phy_clk480m_prepare(struct clk_hw *hw)
{
struct rockchip_usb2phy *rphy =
@@ -376,7 +385,9 @@ rockchip_usb2phy_clk480m_register(struct rockchip_usb2phy *rphy)
{
struct device_node *node = rphy->dev->of_node;
struct clk_init_data init;
+ struct clk *refclk = NULL;
const char *clk_name;
+ int i;
int ret = 0;
init.flags = 0;
@@ -386,8 +397,15 @@ rockchip_usb2phy_clk480m_register(struct rockchip_usb2phy *rphy)
/* optional override of the clockname */
of_property_read_string(node, "clock-output-names", &init.name);
- if (rphy->clk) {
- clk_name = __clk_get_name(rphy->clk);
+ for (i = 0; i < rphy->num_clks; i++) {
+ if (!strncmp(rphy->clks[i].id, "phyclk", 6)) {
+ refclk = rphy->clks[i].clk;
+ break;
+ }
+ }
+
+ if (!IS_ERR(refclk)) {
+ clk_name = __clk_get_name(refclk);
init.parent_names = &clk_name;
init.num_parents = 1;
} else {
@@ -418,30 +436,28 @@ err_ret:
static int rockchip_usb2phy_extcon_register(struct rockchip_usb2phy *rphy)
{
- int ret;
struct device_node *node = rphy->dev->of_node;
struct extcon_dev *edev;
+ int ret;
- if (of_property_read_bool(node, "extcon")) {
+ if (of_property_present(node, "extcon")) {
edev = extcon_get_edev_by_phandle(rphy->dev, 0);
- if (IS_ERR(edev)) {
- if (PTR_ERR(edev) != -EPROBE_DEFER)
- dev_err(rphy->dev, "Invalid or missing extcon\n");
- return PTR_ERR(edev);
- }
+ if (IS_ERR(edev))
+ return dev_err_probe(rphy->dev, PTR_ERR(edev),
+ "invalid or missing extcon\n");
} else {
/* Initialize extcon device */
edev = devm_extcon_dev_allocate(rphy->dev,
rockchip_usb2phy_extcon_cable);
if (IS_ERR(edev))
- return -ENOMEM;
+ return dev_err_probe(rphy->dev, PTR_ERR(edev),
+ "failed to allocate extcon device\n");
ret = devm_extcon_dev_register(rphy->dev, edev);
- if (ret) {
- dev_err(rphy->dev, "failed to register extcon device\n");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(rphy->dev, ret,
+ "failed to register extcon device\n");
}
rphy->edev = edev;
@@ -1307,7 +1323,7 @@ static int rockchip_usb2phy_otg_port_init(struct rockchip_usb2phy *rphy,
goto out;
}
- if (!of_property_read_bool(rphy->dev->of_node, "extcon")) {
+ if (!of_property_present(rphy->dev->of_node, "extcon")) {
/* do initial sync of usb state */
id = property_enabled(rphy->grf, &rport->port_cfg->utmi_id);
extcon_set_state_sync(rphy->edev, EXTCON_USB_HOST, !id);
@@ -1327,7 +1343,7 @@ static int rockchip_usb2phy_probe(struct platform_device *pdev)
struct rockchip_usb2phy *rphy;
const struct rockchip_usb2phy_cfg *phy_cfgs;
unsigned int reg;
- int index, ret;
+ int index = 0, ret;
rphy = devm_kzalloc(dev, sizeof(*rphy), GFP_KERNEL);
if (!rphy)
@@ -1339,9 +1355,7 @@ static int rockchip_usb2phy_probe(struct platform_device *pdev)
dev_err(dev, "failed to locate usbgrf\n");
return PTR_ERR(rphy->grf);
}
- }
-
- else {
+ } else {
rphy->grf = syscon_node_to_regmap(dev->parent->of_node);
if (IS_ERR(rphy->grf))
return PTR_ERR(rphy->grf);
@@ -1358,16 +1372,14 @@ static int rockchip_usb2phy_probe(struct platform_device *pdev)
}
if (of_property_read_u32_index(np, "reg", 0, &reg)) {
- dev_err(dev, "the reg property is not assigned in %pOFn node\n",
- np);
+ dev_err(dev, "the reg property is not assigned in %pOFn node\n", np);
return -EINVAL;
}
/* support address_cells=2 */
if (of_property_count_u32_elems(np, "reg") > 2 && reg == 0) {
if (of_property_read_u32_index(np, "reg", 1, &reg)) {
- dev_err(dev, "the reg property is not assigned in %pOFn node\n",
- np);
+ dev_err(dev, "the reg property is not assigned in %pOFn node\n", np);
return -EINVAL;
}
}
@@ -1386,8 +1398,7 @@ static int rockchip_usb2phy_probe(struct platform_device *pdev)
if (ret)
return ret;
- /* find out a proper config which can be matched with dt. */
- index = 0;
+ /* find a proper config that can be matched with the DT */
do {
if (phy_cfgs[index].reg == reg) {
rphy->phy_cfg = &phy_cfgs[index];
@@ -1406,17 +1417,25 @@ static int rockchip_usb2phy_probe(struct platform_device *pdev)
if (IS_ERR(rphy->phy_reset))
return PTR_ERR(rphy->phy_reset);
- rphy->clk = devm_clk_get_optional_enabled(dev, "phyclk");
- if (IS_ERR(rphy->clk)) {
- return dev_err_probe(&pdev->dev, PTR_ERR(rphy->clk),
- "failed to get phyclk\n");
- }
+ ret = devm_clk_bulk_get_all(dev, &rphy->clks);
+ if (ret == -EPROBE_DEFER)
+ return dev_err_probe(&pdev->dev, -EPROBE_DEFER,
+ "failed to get phy clock\n");
+
+ /* Clocks are optional */
+ rphy->num_clks = ret < 0 ? 0 : ret;
ret = rockchip_usb2phy_clk480m_register(rphy);
- if (ret) {
- dev_err(dev, "failed to register 480m output clock\n");
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to register 480m output clock\n");
+
+ ret = clk_bulk_prepare_enable(rphy->num_clks, rphy->clks);
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to enable phy clock\n");
+
+ ret = devm_add_action_or_reset(dev, rockchip_usb2phy_clk_bulk_disable, rphy);
+ if (ret)
return ret;
- }
if (rphy->phy_cfg->phy_tuning) {
ret = rphy->phy_cfg->phy_tuning(rphy);
@@ -1436,8 +1455,7 @@ static int rockchip_usb2phy_probe(struct platform_device *pdev)
phy = devm_phy_create(dev, child_np, &rockchip_usb2phy_ops);
if (IS_ERR(phy)) {
- dev_err_probe(dev, PTR_ERR(phy), "failed to create phy\n");
- ret = PTR_ERR(phy);
+ ret = dev_err_probe(dev, PTR_ERR(phy), "failed to create phy\n");
goto put_child;
}
@@ -1446,13 +1464,11 @@ static int rockchip_usb2phy_probe(struct platform_device *pdev)
/* initialize otg/host port separately */
if (of_node_name_eq(child_np, "host-port")) {
- ret = rockchip_usb2phy_host_port_init(rphy, rport,
- child_np);
+ ret = rockchip_usb2phy_host_port_init(rphy, rport, child_np);
if (ret)
goto put_child;
} else {
- ret = rockchip_usb2phy_otg_port_init(rphy, rport,
- child_np);
+ ret = rockchip_usb2phy_otg_port_init(rphy, rport, child_np);
if (ret)
goto put_child;
}
@@ -1474,8 +1490,7 @@ next_child:
"rockchip_usb2phy",
rphy);
if (ret) {
- dev_err(rphy->dev,
- "failed to request usb2phy irq handle\n");
+ dev_err_probe(rphy->dev, ret, "failed to request usb2phy irq handle\n");
goto put_child;
}
}
@@ -1495,6 +1510,30 @@ static int rk3128_usb2phy_tuning(struct rockchip_usb2phy *rphy)
BIT(2) << BIT_WRITEABLE_SHIFT | 0);
}
+static int rk3576_usb2phy_tuning(struct rockchip_usb2phy *rphy)
+{
+ int ret;
+ u32 reg = rphy->phy_cfg->reg;
+
+ /* Deassert SIDDQ to power on analog block */
+ ret = regmap_write(rphy->grf, reg + 0x0010, GENMASK(29, 29) | 0x0000);
+ if (ret)
+ return ret;
+
+ /* Do reset after exit IDDQ mode */
+ ret = rockchip_usb2phy_reset(rphy);
+ if (ret)
+ return ret;
+
+ /* HS DC Voltage Level Adjustment 4'b1001 : +5.89% */
+ ret |= regmap_write(rphy->grf, reg + 0x000c, GENMASK(27, 24) | 0x0900);
+
+ /* HS Transmitter Pre-Emphasis Current Control 2'b10 : 2x */
+ ret |= regmap_write(rphy->grf, reg + 0x0010, GENMASK(20, 19) | 0x0010);
+
+ return ret;
+}
+
static int rk3588_usb2phy_tuning(struct rockchip_usb2phy *rphy)
{
int ret;
@@ -1544,6 +1583,37 @@ static int rk3588_usb2phy_tuning(struct rockchip_usb2phy *rphy)
return ret;
}
+static const struct rockchip_usb2phy_cfg rk3036_phy_cfgs[] = {
+ {
+ .reg = 0x17c,
+ .num_ports = 2,
+ .phy_tuning = rk3128_usb2phy_tuning,
+ .clkout_ctl = { 0x017c, 11, 11, 1, 0 },
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x017c, 8, 0, 0, 0x1d1 },
+ .bvalid_det_en = { 0x017c, 14, 14, 0, 1 },
+ .bvalid_det_st = { 0x017c, 15, 15, 0, 1 },
+ .bvalid_det_clr = { 0x017c, 15, 15, 0, 1 },
+ .ls_det_en = { 0x017c, 12, 12, 0, 1 },
+ .ls_det_st = { 0x017c, 13, 13, 0, 1 },
+ .ls_det_clr = { 0x017c, 13, 13, 0, 1 },
+ .utmi_bvalid = { 0x014c, 8, 8, 0, 1 },
+ .utmi_id = { 0x014c, 11, 11, 0, 1 },
+ .utmi_ls = { 0x014c, 10, 9, 0, 1 },
+
+ },
+ [USB2PHY_PORT_HOST] = {
+ .phy_sus = { 0x0194, 8, 0, 0, 0x1d1 },
+ .ls_det_en = { 0x0194, 14, 14, 0, 1 },
+ .ls_det_st = { 0x0194, 15, 15, 0, 1 },
+ .ls_det_clr = { 0x0194, 15, 15, 0, 1 }
+ }
+ },
+ },
+ { /* sentinel */ }
+};
+
static const struct rockchip_usb2phy_cfg rk3128_phy_cfgs[] = {
{
.reg = 0x17c,
@@ -1853,6 +1923,54 @@ static const struct rockchip_usb2phy_cfg rk3399_phy_cfgs[] = {
{ /* sentinel */ }
};
+static const struct rockchip_usb2phy_cfg rk3562_phy_cfgs[] = {
+ {
+ .reg = 0xff740000,
+ .num_ports = 2,
+ .clkout_ctl = { 0x0108, 4, 4, 1, 0 },
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x0100, 8, 0, 0, 0x1d1 },
+ .bvalid_det_en = { 0x0110, 2, 2, 0, 1 },
+ .bvalid_det_st = { 0x0114, 2, 2, 0, 1 },
+ .bvalid_det_clr = { 0x0118, 2, 2, 0, 1 },
+ .idfall_det_en = { 0x0110, 5, 5, 0, 1 },
+ .idfall_det_st = { 0x0114, 5, 5, 0, 1 },
+ .idfall_det_clr = { 0x0118, 5, 5, 0, 1 },
+ .idrise_det_en = { 0x0110, 4, 4, 0, 1 },
+ .idrise_det_st = { 0x0114, 4, 4, 0, 1 },
+ .idrise_det_clr = { 0x0118, 4, 4, 0, 1 },
+ .ls_det_en = { 0x0110, 0, 0, 0, 1 },
+ .ls_det_st = { 0x0114, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x0118, 0, 0, 0, 1 },
+ .utmi_avalid = { 0x0120, 10, 10, 0, 1 },
+ .utmi_bvalid = { 0x0120, 9, 9, 0, 1 },
+ .utmi_ls = { 0x0120, 5, 4, 0, 1 },
+ },
+ [USB2PHY_PORT_HOST] = {
+ .phy_sus = { 0x0104, 8, 0, 0x1d2, 0x1d1 },
+ .ls_det_en = { 0x0110, 1, 1, 0, 1 },
+ .ls_det_st = { 0x0114, 1, 1, 0, 1 },
+ .ls_det_clr = { 0x0118, 1, 1, 0, 1 },
+ .utmi_ls = { 0x0120, 17, 16, 0, 1 },
+ .utmi_hstdet = { 0x0120, 19, 19, 0, 1 }
+ }
+ },
+ .chg_det = {
+ .cp_det = { 0x0120, 24, 24, 0, 1 },
+ .dcp_det = { 0x0120, 23, 23, 0, 1 },
+ .dp_det = { 0x0120, 25, 25, 0, 1 },
+ .idm_sink_en = { 0x0108, 8, 8, 0, 1 },
+ .idp_sink_en = { 0x0108, 7, 7, 0, 1 },
+ .idp_src_en = { 0x0108, 9, 9, 0, 1 },
+ .rdm_pdwn_en = { 0x0108, 10, 10, 0, 1 },
+ .vdm_src_en = { 0x0108, 12, 12, 0, 1 },
+ .vdp_src_en = { 0x0108, 11, 11, 0, 1 },
+ },
+ },
+ { /* sentinel */ }
+};
+
static const struct rockchip_usb2phy_cfg rk3568_phy_cfgs[] = {
{
.reg = 0xfe8a0000,
@@ -1923,6 +2041,84 @@ static const struct rockchip_usb2phy_cfg rk3568_phy_cfgs[] = {
{ /* sentinel */ }
};
+static const struct rockchip_usb2phy_cfg rk3576_phy_cfgs[] = {
+ {
+ .reg = 0x0,
+ .num_ports = 1,
+ .phy_tuning = rk3576_usb2phy_tuning,
+ .clkout_ctl = { 0x0008, 0, 0, 1, 0 },
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x0000, 8, 0, 0, 0x1d1 },
+ .bvalid_det_en = { 0x00c0, 1, 1, 0, 1 },
+ .bvalid_det_st = { 0x00c4, 1, 1, 0, 1 },
+ .bvalid_det_clr = { 0x00c8, 1, 1, 0, 1 },
+ .ls_det_en = { 0x00c0, 0, 0, 0, 1 },
+ .ls_det_st = { 0x00c4, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x00c8, 0, 0, 0, 1 },
+ .disfall_en = { 0x00c0, 6, 6, 0, 1 },
+ .disfall_st = { 0x00c4, 6, 6, 0, 1 },
+ .disfall_clr = { 0x00c8, 6, 6, 0, 1 },
+ .disrise_en = { 0x00c0, 5, 5, 0, 1 },
+ .disrise_st = { 0x00c4, 5, 5, 0, 1 },
+ .disrise_clr = { 0x00c8, 5, 5, 0, 1 },
+ .utmi_avalid = { 0x0080, 1, 1, 0, 1 },
+ .utmi_bvalid = { 0x0080, 0, 0, 0, 1 },
+ .utmi_ls = { 0x0080, 5, 4, 0, 1 },
+ }
+ },
+ .chg_det = {
+ .cp_det = { 0x0080, 8, 8, 0, 1 },
+ .dcp_det = { 0x0080, 8, 8, 0, 1 },
+ .dp_det = { 0x0080, 9, 9, 1, 0 },
+ .idm_sink_en = { 0x0010, 5, 5, 1, 0 },
+ .idp_sink_en = { 0x0010, 5, 5, 0, 1 },
+ .idp_src_en = { 0x0010, 14, 14, 0, 1 },
+ .rdm_pdwn_en = { 0x0010, 14, 14, 0, 1 },
+ .vdm_src_en = { 0x0010, 7, 6, 0, 3 },
+ .vdp_src_en = { 0x0010, 7, 6, 0, 3 },
+ },
+ },
+ {
+ .reg = 0x2000,
+ .num_ports = 1,
+ .phy_tuning = rk3576_usb2phy_tuning,
+ .clkout_ctl = { 0x2008, 0, 0, 1, 0 },
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x2000, 8, 0, 0, 0x1d1 },
+ .bvalid_det_en = { 0x20c0, 1, 1, 0, 1 },
+ .bvalid_det_st = { 0x20c4, 1, 1, 0, 1 },
+ .bvalid_det_clr = { 0x20c8, 1, 1, 0, 1 },
+ .ls_det_en = { 0x20c0, 0, 0, 0, 1 },
+ .ls_det_st = { 0x20c4, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x20c8, 0, 0, 0, 1 },
+ .disfall_en = { 0x20c0, 6, 6, 0, 1 },
+ .disfall_st = { 0x20c4, 6, 6, 0, 1 },
+ .disfall_clr = { 0x20c8, 6, 6, 0, 1 },
+ .disrise_en = { 0x20c0, 5, 5, 0, 1 },
+ .disrise_st = { 0x20c4, 5, 5, 0, 1 },
+ .disrise_clr = { 0x20c8, 5, 5, 0, 1 },
+ .utmi_avalid = { 0x2080, 1, 1, 0, 1 },
+ .utmi_bvalid = { 0x2080, 0, 0, 0, 1 },
+ .utmi_ls = { 0x2080, 5, 4, 0, 1 },
+ }
+ },
+ .chg_det = {
+ .cp_det = { 0x2080, 8, 8, 0, 1 },
+ .dcp_det = { 0x2080, 8, 8, 0, 1 },
+ .dp_det = { 0x2080, 9, 9, 1, 0 },
+ .idm_sink_en = { 0x2010, 5, 5, 1, 0 },
+ .idp_sink_en = { 0x2010, 5, 5, 0, 1 },
+ .idp_src_en = { 0x2010, 14, 14, 0, 1 },
+ .rdm_pdwn_en = { 0x2010, 14, 14, 0, 1 },
+ .vdm_src_en = { 0x2010, 7, 6, 0, 3 },
+ .vdp_src_en = { 0x2010, 7, 6, 0, 3 },
+ },
+ },
+ { /* sentinel */ }
+};
+
static const struct rockchip_usb2phy_cfg rk3588_phy_cfgs[] = {
{
.reg = 0x0000,
@@ -2087,13 +2283,16 @@ static const struct rockchip_usb2phy_cfg rv1108_phy_cfgs[] = {
static const struct of_device_id rockchip_usb2phy_dt_match[] = {
{ .compatible = "rockchip,px30-usb2phy", .data = &rk3328_phy_cfgs },
+ { .compatible = "rockchip,rk3036-usb2phy", .data = &rk3036_phy_cfgs },
{ .compatible = "rockchip,rk3128-usb2phy", .data = &rk3128_phy_cfgs },
{ .compatible = "rockchip,rk3228-usb2phy", .data = &rk3228_phy_cfgs },
{ .compatible = "rockchip,rk3308-usb2phy", .data = &rk3308_phy_cfgs },
{ .compatible = "rockchip,rk3328-usb2phy", .data = &rk3328_phy_cfgs },
{ .compatible = "rockchip,rk3366-usb2phy", .data = &rk3366_phy_cfgs },
{ .compatible = "rockchip,rk3399-usb2phy", .data = &rk3399_phy_cfgs },
+ { .compatible = "rockchip,rk3562-usb2phy", .data = &rk3562_phy_cfgs },
{ .compatible = "rockchip,rk3568-usb2phy", .data = &rk3568_phy_cfgs },
+ { .compatible = "rockchip,rk3576-usb2phy", .data = &rk3576_phy_cfgs },
{ .compatible = "rockchip,rk3588-usb2phy", .data = &rk3588_phy_cfgs },
{ .compatible = "rockchip,rv1108-usb2phy", .data = &rv1108_phy_cfgs },
{}
diff --git a/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c b/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
index 76b9cf417591..ce91fb1d5167 100644
--- a/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
+++ b/drivers/phy/rockchip/phy-rockchip-naneng-combphy.c
@@ -37,6 +37,10 @@
#define PHYREG8 0x1C
#define PHYREG8_SSC_EN BIT(4)
+#define PHYREG10 0x24
+#define PHYREG10_SSC_PCM_MASK GENMASK(3, 0)
+#define PHYREG10_SSC_PCM_3500PPM 7
+
#define PHYREG11 0x28
#define PHYREG11_SU_TRIM_0_7 0xF0
@@ -61,17 +65,26 @@
#define PHYREG16 0x3C
#define PHYREG16_SSC_CNT_VALUE 0x5f
+#define PHYREG17 0x40
+
#define PHYREG18 0x44
#define PHYREG18_PLL_LOOP 0x32
+#define PHYREG21 0x50
+#define PHYREG21_RX_SQUELCH_VAL 0x0D
+
#define PHYREG27 0x6C
#define PHYREG27_RX_TRIM_RK3588 0x4C
+#define PHYREG30 0x74
+
#define PHYREG32 0x7C
#define PHYREG32_SSC_MASK GENMASK(7, 4)
+#define PHYREG32_SSC_DIR_MASK GENMASK(5, 4)
#define PHYREG32_SSC_DIR_SHIFT 4
#define PHYREG32_SSC_UPWARD 0
#define PHYREG32_SSC_DOWNWARD 1
+#define PHYREG32_SSC_OFFSET_MASK GENMASK(7, 6)
#define PHYREG32_SSC_OFFSET_SHIFT 6
#define PHYREG32_SSC_OFFSET_500PPM 1
@@ -79,6 +92,7 @@
#define PHYREG33_PLL_KVCO_MASK GENMASK(4, 2)
#define PHYREG33_PLL_KVCO_SHIFT 2
#define PHYREG33_PLL_KVCO_VALUE 2
+#define PHYREG33_PLL_KVCO_VALUE_RK3576 4
struct rockchip_combphy_priv;
@@ -98,6 +112,7 @@ struct rockchip_combphy_grfcfg {
struct combphy_reg pipe_rxterm_set;
struct combphy_reg pipe_txelec_set;
struct combphy_reg pipe_txcomp_set;
+ struct combphy_reg pipe_clk_24m;
struct combphy_reg pipe_clk_25m;
struct combphy_reg pipe_clk_100m;
struct combphy_reg pipe_phymode_sel;
@@ -125,12 +140,15 @@ struct rockchip_combphy_grfcfg {
};
struct rockchip_combphy_cfg {
+ unsigned int num_phys;
+ unsigned int phy_ids[3];
const struct rockchip_combphy_grfcfg *grfcfg;
int (*combphy_cfg)(struct rockchip_combphy_priv *priv);
};
struct rockchip_combphy_priv {
u8 type;
+ int id;
void __iomem *mmio;
int num_clks;
struct clk_bulk_data *clks;
@@ -245,7 +263,7 @@ static int rockchip_combphy_exit(struct phy *phy)
return 0;
}
-static const struct phy_ops rochchip_combphy_ops = {
+static const struct phy_ops rockchip_combphy_ops = {
.init = rockchip_combphy_init,
.exit = rockchip_combphy_exit,
.owner = THIS_MODULE,
@@ -306,7 +324,10 @@ static int rockchip_combphy_parse_dt(struct device *dev, struct rockchip_combphy
priv->ext_refclk = device_property_present(dev, "rockchip,ext-refclk");
- priv->phy_rst = devm_reset_control_array_get_exclusive(dev);
+ priv->phy_rst = devm_reset_control_get_exclusive(dev, "phy");
+ /* fallback to old behaviour */
+ if (PTR_ERR(priv->phy_rst) == -ENOENT)
+ priv->phy_rst = devm_reset_control_array_get_exclusive(dev);
if (IS_ERR(priv->phy_rst))
return dev_err_probe(dev, PTR_ERR(priv->phy_rst), "failed to get phy reset\n");
@@ -320,7 +341,7 @@ static int rockchip_combphy_probe(struct platform_device *pdev)
struct rockchip_combphy_priv *priv;
const struct rockchip_combphy_cfg *phy_cfg;
struct resource *res;
- int ret;
+ int ret, id;
phy_cfg = of_device_get_match_data(dev);
if (!phy_cfg) {
@@ -338,6 +359,15 @@ static int rockchip_combphy_probe(struct platform_device *pdev)
return ret;
}
+ /* find the phy-id from the io address */
+ priv->id = -ENODEV;
+ for (id = 0; id < phy_cfg->num_phys; id++) {
+ if (res->start == phy_cfg->phy_ids[id]) {
+ priv->id = id;
+ break;
+ }
+ }
+
priv->dev = dev;
priv->type = PHY_NONE;
priv->cfg = phy_cfg;
@@ -352,7 +382,7 @@ static int rockchip_combphy_probe(struct platform_device *pdev)
return ret;
}
- priv->phy = devm_phy_create(dev, NULL, &rochchip_combphy_ops);
+ priv->phy = devm_phy_create(dev, NULL, &rockchip_combphy_ops);
if (IS_ERR(priv->phy)) {
dev_err(dev, "failed to create combphy\n");
return PTR_ERR(priv->phy);
@@ -366,6 +396,154 @@ static int rockchip_combphy_probe(struct platform_device *pdev)
return PTR_ERR_OR_ZERO(phy_provider);
}
+static int rk3562_combphy_cfg(struct rockchip_combphy_priv *priv)
+{
+ const struct rockchip_combphy_grfcfg *cfg = priv->cfg->grfcfg;
+ unsigned long rate;
+ u32 val;
+
+ switch (priv->type) {
+ case PHY_TYPE_PCIE:
+ /* Set SSC downward spread spectrum */
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK,
+ PHYREG32_SSC_DOWNWARD << PHYREG32_SSC_DIR_SHIFT,
+ PHYREG32);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con0_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_pcie, true);
+ break;
+ case PHY_TYPE_USB3:
+ /* Set SSC downward spread spectrum */
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK,
+ PHYREG32_SSC_DOWNWARD << PHYREG32_SSC_DIR_SHIFT,
+ PHYREG32);
+
+ /* Enable adaptive CTLE for USB3.0 Rx */
+ rockchip_combphy_updatel(priv, PHYREG15_CTLE_EN,
+ PHYREG15_CTLE_EN, PHYREG15);
+
+ /* Set PLL KVCO fine tuning signals */
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK, BIT(3), PHYREG33);
+
+ /* Set PLL LPF R1 to su_trim[10:7]=1001 */
+ writel(PHYREG12_PLL_LPF_ADJ_VALUE, priv->mmio + PHYREG12);
+
+ /* Set PLL input clock divider 1/2 */
+ val = FIELD_PREP(PHYREG6_PLL_DIV_MASK, PHYREG6_PLL_DIV_2);
+ rockchip_combphy_updatel(priv, PHYREG6_PLL_DIV_MASK, val, PHYREG6);
+
+ /* Set PLL loop divider */
+ writel(PHYREG18_PLL_LOOP, priv->mmio + PHYREG18);
+
+ /* Set PLL KVCO to min and set PLL charge pump current to max */
+ writel(PHYREG11_SU_TRIM_0_7, priv->mmio + PHYREG11);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_sel_usb, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_txcomp_sel, false);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_txelec_sel, false);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->usb_mode_set, true);
+ break;
+ default:
+ dev_err(priv->dev, "incompatible PHY type\n");
+ return -EINVAL;
+ }
+
+ rate = clk_get_rate(priv->refclk);
+
+ switch (rate) {
+ case REF_CLOCK_24MHz:
+ if (priv->type == PHY_TYPE_USB3) {
+ /* Set ssc_cnt[9:0]=0101111101 & 31.5KHz */
+ val = FIELD_PREP(PHYREG15_SSC_CNT_MASK, PHYREG15_SSC_CNT_VALUE);
+ rockchip_combphy_updatel(priv, PHYREG15_SSC_CNT_MASK,
+ val, PHYREG15);
+
+ writel(PHYREG16_SSC_CNT_VALUE, priv->mmio + PHYREG16);
+ }
+ break;
+ case REF_CLOCK_25MHz:
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_25m, true);
+ break;
+ case REF_CLOCK_100MHz:
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_100m, true);
+ if (priv->type == PHY_TYPE_PCIE) {
+ /* PLL KVCO tuning fine */
+ val = FIELD_PREP(PHYREG33_PLL_KVCO_MASK, PHYREG33_PLL_KVCO_VALUE);
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK,
+ val, PHYREG33);
+
+ /* Enable controlling random jitter, aka RMJ */
+ writel(0x4, priv->mmio + PHYREG12);
+
+ val = PHYREG6_PLL_DIV_2 << PHYREG6_PLL_DIV_SHIFT;
+ rockchip_combphy_updatel(priv, PHYREG6_PLL_DIV_MASK,
+ val, PHYREG6);
+
+ writel(0x32, priv->mmio + PHYREG18);
+ writel(0xf0, priv->mmio + PHYREG11);
+ }
+ break;
+ default:
+ dev_err(priv->dev, "Unsupported rate: %lu\n", rate);
+ return -EINVAL;
+ }
+
+ if (priv->ext_refclk) {
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_ext, true);
+ if (priv->type == PHY_TYPE_PCIE && rate == REF_CLOCK_100MHz) {
+ val = PHYREG13_RESISTER_HIGH_Z << PHYREG13_RESISTER_SHIFT;
+ val |= PHYREG13_CKRCV_AMP0;
+ rockchip_combphy_updatel(priv, PHYREG13_RESISTER_MASK, val, PHYREG13);
+
+ val = readl(priv->mmio + PHYREG14);
+ val |= PHYREG14_CKRCV_AMP1;
+ writel(val, priv->mmio + PHYREG14);
+ }
+ }
+
+ if (priv->enable_ssc) {
+ val = readl(priv->mmio + PHYREG8);
+ val |= PHYREG8_SSC_EN;
+ writel(val, priv->mmio + PHYREG8);
+ }
+
+ return 0;
+}
+
+static const struct rockchip_combphy_grfcfg rk3562_combphy_grfcfgs = {
+ /* pipe-phy-grf */
+ .pcie_mode_set = { 0x0000, 5, 0, 0x00, 0x11 },
+ .usb_mode_set = { 0x0000, 5, 0, 0x00, 0x04 },
+ .pipe_rxterm_set = { 0x0000, 12, 12, 0x00, 0x01 },
+ .pipe_txelec_set = { 0x0004, 1, 1, 0x00, 0x01 },
+ .pipe_txcomp_set = { 0x0004, 4, 4, 0x00, 0x01 },
+ .pipe_clk_25m = { 0x0004, 14, 13, 0x00, 0x01 },
+ .pipe_clk_100m = { 0x0004, 14, 13, 0x00, 0x02 },
+ .pipe_phymode_sel = { 0x0008, 1, 1, 0x00, 0x01 },
+ .pipe_rate_sel = { 0x0008, 2, 2, 0x00, 0x01 },
+ .pipe_rxterm_sel = { 0x0008, 8, 8, 0x00, 0x01 },
+ .pipe_txelec_sel = { 0x0008, 12, 12, 0x00, 0x01 },
+ .pipe_txcomp_sel = { 0x0008, 15, 15, 0x00, 0x01 },
+ .pipe_clk_ext = { 0x000c, 9, 8, 0x02, 0x01 },
+ .pipe_sel_usb = { 0x000c, 14, 13, 0x00, 0x01 },
+ .pipe_phy_status = { 0x0034, 6, 6, 0x01, 0x00 },
+ .con0_for_pcie = { 0x0000, 15, 0, 0x00, 0x1000 },
+ .con1_for_pcie = { 0x0004, 15, 0, 0x00, 0x0000 },
+ .con2_for_pcie = { 0x0008, 15, 0, 0x00, 0x0101 },
+ .con3_for_pcie = { 0x000c, 15, 0, 0x00, 0x0200 },
+};
+
+static const struct rockchip_combphy_cfg rk3562_combphy_cfgs = {
+ .num_phys = 1,
+ .phy_ids = {
+ 0xff750000
+ },
+ .grfcfg = &rk3562_combphy_grfcfgs,
+ .combphy_cfg = rk3562_combphy_cfg,
+};
+
static int rk3568_combphy_cfg(struct rockchip_combphy_priv *priv)
{
const struct rockchip_combphy_grfcfg *cfg = priv->cfg->grfcfg;
@@ -562,10 +740,276 @@ static const struct rockchip_combphy_grfcfg rk3568_combphy_grfcfgs = {
};
static const struct rockchip_combphy_cfg rk3568_combphy_cfgs = {
+ .num_phys = 3,
+ .phy_ids = {
+ 0xfe820000,
+ 0xfe830000,
+ 0xfe840000,
+ },
.grfcfg = &rk3568_combphy_grfcfgs,
.combphy_cfg = rk3568_combphy_cfg,
};
+static int rk3576_combphy_cfg(struct rockchip_combphy_priv *priv)
+{
+ const struct rockchip_combphy_grfcfg *cfg = priv->cfg->grfcfg;
+ unsigned long rate;
+ u32 val;
+
+ switch (priv->type) {
+ case PHY_TYPE_PCIE:
+ /* Set SSC downward spread spectrum */
+ val = FIELD_PREP(PHYREG32_SSC_MASK, PHYREG32_SSC_DOWNWARD);
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK, val, PHYREG32);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con0_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_pcie, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_pcie, true);
+ break;
+
+ case PHY_TYPE_USB3:
+ /* Set SSC downward spread spectrum */
+ val = FIELD_PREP(PHYREG32_SSC_MASK, PHYREG32_SSC_DOWNWARD);
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK, val, PHYREG32);
+
+ /* Enable adaptive CTLE for USB3.0 Rx */
+ val = readl(priv->mmio + PHYREG15);
+ val |= PHYREG15_CTLE_EN;
+ writel(val, priv->mmio + PHYREG15);
+
+ /* Set PLL KVCO fine tuning signals */
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK, BIT(3), PHYREG33);
+
+ /* Set PLL LPF R1 to su_trim[10:7]=1001 */
+ writel(PHYREG12_PLL_LPF_ADJ_VALUE, priv->mmio + PHYREG12);
+
+ /* Set PLL input clock divider 1/2 */
+ val = FIELD_PREP(PHYREG6_PLL_DIV_MASK, PHYREG6_PLL_DIV_2);
+ rockchip_combphy_updatel(priv, PHYREG6_PLL_DIV_MASK, val, PHYREG6);
+
+ /* Set PLL loop divider */
+ writel(PHYREG18_PLL_LOOP, priv->mmio + PHYREG18);
+
+ /* Set PLL KVCO to min and set PLL charge pump current to max */
+ writel(PHYREG11_SU_TRIM_0_7, priv->mmio + PHYREG11);
+
+ /* Set Rx squelch input filler bandwidth */
+ writel(PHYREG21_RX_SQUELCH_VAL, priv->mmio + PHYREG21);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_txcomp_sel, false);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_txelec_sel, false);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->usb_mode_set, true);
+ break;
+
+ case PHY_TYPE_SATA:
+ /* Enable adaptive CTLE for SATA Rx */
+ val = readl(priv->mmio + PHYREG15);
+ val |= PHYREG15_CTLE_EN;
+ writel(val, priv->mmio + PHYREG15);
+
+ /* Set tx_rterm = 50 ohm and rx_rterm = 43.5 ohm */
+ val = PHYREG7_TX_RTERM_50OHM << PHYREG7_TX_RTERM_SHIFT;
+ val |= PHYREG7_RX_RTERM_44OHM << PHYREG7_RX_RTERM_SHIFT;
+ writel(val, priv->mmio + PHYREG7);
+
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con0_for_sata, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_sata, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_sata, true);
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_sata, true);
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_con0_for_sata, true);
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_con1_for_sata, true);
+ break;
+
+ default:
+ dev_err(priv->dev, "incompatible PHY type\n");
+ return -EINVAL;
+ }
+
+ rate = clk_get_rate(priv->refclk);
+
+ switch (rate) {
+ case REF_CLOCK_24MHz:
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_24m, true);
+ if (priv->type == PHY_TYPE_USB3 || priv->type == PHY_TYPE_SATA) {
+ /* Set ssc_cnt[9:0]=0101111101 & 31.5KHz */
+ val = FIELD_PREP(PHYREG15_SSC_CNT_MASK, PHYREG15_SSC_CNT_VALUE);
+ rockchip_combphy_updatel(priv, PHYREG15_SSC_CNT_MASK,
+ val, PHYREG15);
+
+ writel(PHYREG16_SSC_CNT_VALUE, priv->mmio + PHYREG16);
+ } else if (priv->type == PHY_TYPE_PCIE) {
+ /* PLL KVCO tuning fine */
+ val = FIELD_PREP(PHYREG33_PLL_KVCO_MASK, PHYREG33_PLL_KVCO_VALUE_RK3576);
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK,
+ val, PHYREG33);
+
+ /* Set up rx_pck invert and rx msb to disable */
+ writel(0x00, priv->mmio + PHYREG27);
+
+ /*
+ * Set up SU adjust signal:
+ * su_trim[7:0], PLL KVCO adjust bits[2:0] to min
+ * su_trim[15:8], PLL LPF R1 adujst bits[9:7]=3'b011
+ * su_trim[31:24], CKDRV adjust
+ */
+ writel(0x90, priv->mmio + PHYREG11);
+ writel(0x02, priv->mmio + PHYREG12);
+ writel(0x57, priv->mmio + PHYREG14);
+
+ writel(PHYREG16_SSC_CNT_VALUE, priv->mmio + PHYREG16);
+ }
+ break;
+
+ case REF_CLOCK_25MHz:
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_25m, true);
+ break;
+
+ case REF_CLOCK_100MHz:
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_100m, true);
+ if (priv->type == PHY_TYPE_PCIE) {
+ /* gate_tx_pck_sel length select work for L1SS */
+ writel(0xc0, priv->mmio + PHYREG30);
+
+ /* PLL KVCO tuning fine */
+ val = FIELD_PREP(PHYREG33_PLL_KVCO_MASK, PHYREG33_PLL_KVCO_VALUE_RK3576);
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK,
+ val, PHYREG33);
+
+ /* Set up rx_trim: PLL LPF C1 85pf R1 1.25kohm */
+ writel(0x4c, priv->mmio + PHYREG27);
+
+ /*
+ * Set up SU adjust signal:
+ * su_trim[7:0], PLL KVCO adjust bits[2:0] to min
+ * su_trim[15:8], bypass PLL loop divider code, and
+ * PLL LPF R1 adujst bits[9:7]=3'b101
+ * su_trim[23:16], CKRCV adjust
+ * su_trim[31:24], CKDRV adjust
+ */
+ writel(0x90, priv->mmio + PHYREG11);
+ writel(0x43, priv->mmio + PHYREG12);
+ writel(0x88, priv->mmio + PHYREG13);
+ writel(0x56, priv->mmio + PHYREG14);
+ } else if (priv->type == PHY_TYPE_SATA) {
+ /* downward spread spectrum +500ppm */
+ val = FIELD_PREP(PHYREG32_SSC_DIR_MASK, PHYREG32_SSC_DOWNWARD);
+ val |= FIELD_PREP(PHYREG32_SSC_OFFSET_MASK, PHYREG32_SSC_OFFSET_500PPM);
+ rockchip_combphy_updatel(priv, PHYREG32_SSC_MASK, val, PHYREG32);
+
+ /* ssc ppm adjust to 3500ppm */
+ rockchip_combphy_updatel(priv, PHYREG10_SSC_PCM_MASK,
+ PHYREG10_SSC_PCM_3500PPM,
+ PHYREG10);
+ }
+ break;
+
+ default:
+ dev_err(priv->dev, "Unsupported rate: %lu\n", rate);
+ return -EINVAL;
+ }
+
+ if (priv->ext_refclk) {
+ rockchip_combphy_param_write(priv->phy_grf, &cfg->pipe_clk_ext, true);
+ if (priv->type == PHY_TYPE_PCIE && rate == REF_CLOCK_100MHz) {
+ val = FIELD_PREP(PHYREG33_PLL_KVCO_MASK, PHYREG33_PLL_KVCO_VALUE_RK3576);
+ rockchip_combphy_updatel(priv, PHYREG33_PLL_KVCO_MASK,
+ val, PHYREG33);
+
+ /* Set up rx_trim: PLL LPF C1 85pf R1 2.5kohm */
+ writel(0x0c, priv->mmio + PHYREG27);
+
+ /*
+ * Set up SU adjust signal:
+ * su_trim[7:0], PLL KVCO adjust bits[2:0] to min
+ * su_trim[15:8], bypass PLL loop divider code, and
+ * PLL LPF R1 adujst bits[9:7]=3'b101.
+ * su_trim[23:16], CKRCV adjust
+ * su_trim[31:24], CKDRV adjust
+ */
+ writel(0x90, priv->mmio + PHYREG11);
+ writel(0x43, priv->mmio + PHYREG12);
+ writel(0x88, priv->mmio + PHYREG13);
+ writel(0x56, priv->mmio + PHYREG14);
+ }
+ }
+
+ if (priv->enable_ssc) {
+ val = readl(priv->mmio + PHYREG8);
+ val |= PHYREG8_SSC_EN;
+ writel(val, priv->mmio + PHYREG8);
+
+ if (priv->type == PHY_TYPE_PCIE && rate == REF_CLOCK_24MHz) {
+ /* Set PLL loop divider */
+ writel(0x00, priv->mmio + PHYREG17);
+ writel(PHYREG18_PLL_LOOP, priv->mmio + PHYREG18);
+
+ /* Set up rx_pck invert and rx msb to disable */
+ writel(0x00, priv->mmio + PHYREG27);
+
+ /*
+ * Set up SU adjust signal:
+ * su_trim[7:0], PLL KVCO adjust bits[2:0] to min
+ * su_trim[15:8], PLL LPF R1 adujst bits[9:7]=3'b101
+ * su_trim[23:16], CKRCV adjust
+ * su_trim[31:24], CKDRV adjust
+ */
+ writel(0x90, priv->mmio + PHYREG11);
+ writel(0x02, priv->mmio + PHYREG12);
+ writel(0x08, priv->mmio + PHYREG13);
+ writel(0x57, priv->mmio + PHYREG14);
+ writel(0x40, priv->mmio + PHYREG15);
+
+ writel(PHYREG16_SSC_CNT_VALUE, priv->mmio + PHYREG16);
+
+ val = FIELD_PREP(PHYREG33_PLL_KVCO_MASK, PHYREG33_PLL_KVCO_VALUE_RK3576);
+ writel(val, priv->mmio + PHYREG33);
+ }
+ }
+
+ return 0;
+}
+
+static const struct rockchip_combphy_grfcfg rk3576_combphy_grfcfgs = {
+ /* pipe-phy-grf */
+ .pcie_mode_set = { 0x0000, 5, 0, 0x00, 0x11 },
+ .usb_mode_set = { 0x0000, 5, 0, 0x00, 0x04 },
+ .pipe_rxterm_set = { 0x0000, 12, 12, 0x00, 0x01 },
+ .pipe_txelec_set = { 0x0004, 1, 1, 0x00, 0x01 },
+ .pipe_txcomp_set = { 0x0004, 4, 4, 0x00, 0x01 },
+ .pipe_clk_24m = { 0x0004, 14, 13, 0x00, 0x00 },
+ .pipe_clk_25m = { 0x0004, 14, 13, 0x00, 0x01 },
+ .pipe_clk_100m = { 0x0004, 14, 13, 0x00, 0x02 },
+ .pipe_phymode_sel = { 0x0008, 1, 1, 0x00, 0x01 },
+ .pipe_rate_sel = { 0x0008, 2, 2, 0x00, 0x01 },
+ .pipe_rxterm_sel = { 0x0008, 8, 8, 0x00, 0x01 },
+ .pipe_txelec_sel = { 0x0008, 12, 12, 0x00, 0x01 },
+ .pipe_txcomp_sel = { 0x0008, 15, 15, 0x00, 0x01 },
+ .pipe_clk_ext = { 0x000c, 9, 8, 0x02, 0x01 },
+ .pipe_phy_status = { 0x0034, 6, 6, 0x01, 0x00 },
+ .con0_for_pcie = { 0x0000, 15, 0, 0x00, 0x1000 },
+ .con1_for_pcie = { 0x0004, 15, 0, 0x00, 0x0000 },
+ .con2_for_pcie = { 0x0008, 15, 0, 0x00, 0x0101 },
+ .con3_for_pcie = { 0x000c, 15, 0, 0x00, 0x0200 },
+ .con0_for_sata = { 0x0000, 15, 0, 0x00, 0x0129 },
+ .con1_for_sata = { 0x0004, 15, 0, 0x00, 0x0000 },
+ .con2_for_sata = { 0x0008, 15, 0, 0x00, 0x80c1 },
+ .con3_for_sata = { 0x000c, 15, 0, 0x00, 0x0407 },
+ /* php-grf */
+ .pipe_con0_for_sata = { 0x001C, 2, 0, 0x00, 0x2 },
+ .pipe_con1_for_sata = { 0x0020, 2, 0, 0x00, 0x2 },
+};
+
+static const struct rockchip_combphy_cfg rk3576_combphy_cfgs = {
+ .num_phys = 2,
+ .phy_ids = {
+ 0x2b050000,
+ 0x2b060000
+ },
+ .grfcfg = &rk3576_combphy_grfcfgs,
+ .combphy_cfg = rk3576_combphy_cfg,
+};
+
static int rk3588_combphy_cfg(struct rockchip_combphy_priv *priv)
{
const struct rockchip_combphy_grfcfg *cfg = priv->cfg->grfcfg;
@@ -578,8 +1022,14 @@ static int rk3588_combphy_cfg(struct rockchip_combphy_priv *priv)
rockchip_combphy_param_write(priv->phy_grf, &cfg->con1_for_pcie, true);
rockchip_combphy_param_write(priv->phy_grf, &cfg->con2_for_pcie, true);
rockchip_combphy_param_write(priv->phy_grf, &cfg->con3_for_pcie, true);
- rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l0_sel, true);
- rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l1_sel, true);
+ switch (priv->id) {
+ case 1:
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l0_sel, true);
+ break;
+ case 2:
+ rockchip_combphy_param_write(priv->pipe_grf, &cfg->pipe_pcie1l1_sel, true);
+ break;
+ }
break;
case PHY_TYPE_USB3:
/* Set SSC downward spread spectrum */
@@ -736,16 +1186,30 @@ static const struct rockchip_combphy_grfcfg rk3588_combphy_grfcfgs = {
};
static const struct rockchip_combphy_cfg rk3588_combphy_cfgs = {
+ .num_phys = 3,
+ .phy_ids = {
+ 0xfee00000,
+ 0xfee10000,
+ 0xfee20000,
+ },
.grfcfg = &rk3588_combphy_grfcfgs,
.combphy_cfg = rk3588_combphy_cfg,
};
static const struct of_device_id rockchip_combphy_of_match[] = {
{
+ .compatible = "rockchip,rk3562-naneng-combphy",
+ .data = &rk3562_combphy_cfgs,
+ },
+ {
.compatible = "rockchip,rk3568-naneng-combphy",
.data = &rk3568_combphy_cfgs,
},
{
+ .compatible = "rockchip,rk3576-naneng-combphy",
+ .data = &rk3576_combphy_cfgs,
+ },
+ {
.compatible = "rockchip,rk3588-naneng-combphy",
.data = &rk3588_combphy_cfgs,
},
diff --git a/drivers/phy/rockchip/phy-rockchip-pcie.c b/drivers/phy/rockchip/phy-rockchip-pcie.c
index 51cc5ece0e63..bd44af36c67a 100644
--- a/drivers/phy/rockchip/phy-rockchip-pcie.c
+++ b/drivers/phy/rockchip/phy-rockchip-pcie.c
@@ -124,7 +124,7 @@ static int rockchip_pcie_phy_power_off(struct phy *phy)
struct rockchip_pcie_phy *rk_phy = to_pcie_phy(inst);
int err = 0;
- mutex_lock(&rk_phy->pcie_mutex);
+ guard(mutex)(&rk_phy->pcie_mutex);
regmap_write(rk_phy->reg_base,
rk_phy->phy_data->pcie_laneoff,
@@ -132,27 +132,22 @@ static int rockchip_pcie_phy_power_off(struct phy *phy)
PHY_LANE_IDLE_MASK,
PHY_LANE_IDLE_A_SHIFT + inst->index));
- if (--rk_phy->pwr_cnt)
- goto err_out;
+ if (--rk_phy->pwr_cnt) {
+ return 0;
+ }
err = reset_control_assert(rk_phy->phy_rst);
if (err) {
dev_err(&phy->dev, "assert phy_rst err %d\n", err);
- goto err_restore;
+ rk_phy->pwr_cnt++;
+ regmap_write(rk_phy->reg_base,
+ rk_phy->phy_data->pcie_laneoff,
+ HIWORD_UPDATE(!PHY_LANE_IDLE_OFF,
+ PHY_LANE_IDLE_MASK,
+ PHY_LANE_IDLE_A_SHIFT + inst->index));
+ return err;
}
-err_out:
- mutex_unlock(&rk_phy->pcie_mutex);
- return 0;
-
-err_restore:
- rk_phy->pwr_cnt++;
- regmap_write(rk_phy->reg_base,
- rk_phy->phy_data->pcie_laneoff,
- HIWORD_UPDATE(!PHY_LANE_IDLE_OFF,
- PHY_LANE_IDLE_MASK,
- PHY_LANE_IDLE_A_SHIFT + inst->index));
- mutex_unlock(&rk_phy->pcie_mutex);
return err;
}
@@ -162,17 +157,18 @@ static int rockchip_pcie_phy_power_on(struct phy *phy)
struct rockchip_pcie_phy *rk_phy = to_pcie_phy(inst);
int err = 0;
u32 status;
- unsigned long timeout;
- mutex_lock(&rk_phy->pcie_mutex);
+ guard(mutex)(&rk_phy->pcie_mutex);
- if (rk_phy->pwr_cnt++)
- goto err_out;
+ if (rk_phy->pwr_cnt++) {
+ return 0;
+ }
err = reset_control_deassert(rk_phy->phy_rst);
if (err) {
dev_err(&phy->dev, "deassert phy_rst err %d\n", err);
- goto err_pwr_cnt;
+ rk_phy->pwr_cnt--;
+ return err;
}
regmap_write(rk_phy->reg_base, rk_phy->phy_data->pcie_conf,
@@ -191,21 +187,11 @@ static int rockchip_pcie_phy_power_on(struct phy *phy)
* so we make it large enough here. And we use loop-break
* method which should not be harmful.
*/
- timeout = jiffies + msecs_to_jiffies(1000);
-
- err = -EINVAL;
- while (time_before(jiffies, timeout)) {
- regmap_read(rk_phy->reg_base,
- rk_phy->phy_data->pcie_status,
- &status);
- if (status & PHY_PLL_LOCKED) {
- dev_dbg(&phy->dev, "pll locked!\n");
- err = 0;
- break;
- }
- msleep(20);
- }
-
+ err = regmap_read_poll_timeout(rk_phy->reg_base,
+ rk_phy->phy_data->pcie_status,
+ status,
+ status & PHY_PLL_LOCKED,
+ 200, 100000);
if (err) {
dev_err(&phy->dev, "pll lock timeout!\n");
goto err_pll_lock;
@@ -214,19 +200,11 @@ static int rockchip_pcie_phy_power_on(struct phy *phy)
phy_wr_cfg(rk_phy, PHY_CFG_CLK_TEST, PHY_CFG_SEPE_RATE);
phy_wr_cfg(rk_phy, PHY_CFG_CLK_SCC, PHY_CFG_PLL_100M);
- err = -ETIMEDOUT;
- while (time_before(jiffies, timeout)) {
- regmap_read(rk_phy->reg_base,
- rk_phy->phy_data->pcie_status,
- &status);
- if (!(status & PHY_PLL_OUTPUT)) {
- dev_dbg(&phy->dev, "pll output enable done!\n");
- err = 0;
- break;
- }
- msleep(20);
- }
-
+ err = regmap_read_poll_timeout(rk_phy->reg_base,
+ rk_phy->phy_data->pcie_status,
+ status,
+ !(status & PHY_PLL_OUTPUT),
+ 200, 100000);
if (err) {
dev_err(&phy->dev, "pll output enable timeout!\n");
goto err_pll_lock;
@@ -236,33 +214,22 @@ static int rockchip_pcie_phy_power_on(struct phy *phy)
HIWORD_UPDATE(PHY_CFG_PLL_LOCK,
PHY_CFG_ADDR_MASK,
PHY_CFG_ADDR_SHIFT));
- err = -EINVAL;
- while (time_before(jiffies, timeout)) {
- regmap_read(rk_phy->reg_base,
- rk_phy->phy_data->pcie_status,
- &status);
- if (status & PHY_PLL_LOCKED) {
- dev_dbg(&phy->dev, "pll relocked!\n");
- err = 0;
- break;
- }
- msleep(20);
- }
+ err = regmap_read_poll_timeout(rk_phy->reg_base,
+ rk_phy->phy_data->pcie_status,
+ status,
+ status & PHY_PLL_LOCKED,
+ 200, 100000);
if (err) {
dev_err(&phy->dev, "pll relock timeout!\n");
goto err_pll_lock;
}
-err_out:
- mutex_unlock(&rk_phy->pcie_mutex);
- return 0;
+ return err;
err_pll_lock:
reset_control_assert(rk_phy->phy_rst);
-err_pwr_cnt:
rk_phy->pwr_cnt--;
- mutex_unlock(&rk_phy->pcie_mutex);
return err;
}
@@ -272,33 +239,19 @@ static int rockchip_pcie_phy_init(struct phy *phy)
struct rockchip_pcie_phy *rk_phy = to_pcie_phy(inst);
int err = 0;
- mutex_lock(&rk_phy->pcie_mutex);
-
- if (rk_phy->init_cnt++)
- goto err_out;
+ guard(mutex)(&rk_phy->pcie_mutex);
- err = clk_prepare_enable(rk_phy->clk_pciephy_ref);
- if (err) {
- dev_err(&phy->dev, "Fail to enable pcie ref clock.\n");
- goto err_refclk;
+ if (rk_phy->init_cnt++) {
+ return 0;
}
err = reset_control_assert(rk_phy->phy_rst);
if (err) {
dev_err(&phy->dev, "assert phy_rst err %d\n", err);
- goto err_reset;
+ rk_phy->init_cnt--;
+ return err;
}
-err_out:
- mutex_unlock(&rk_phy->pcie_mutex);
- return 0;
-
-err_reset:
-
- clk_disable_unprepare(rk_phy->clk_pciephy_ref);
-err_refclk:
- rk_phy->init_cnt--;
- mutex_unlock(&rk_phy->pcie_mutex);
return err;
}
@@ -307,15 +260,12 @@ static int rockchip_pcie_phy_exit(struct phy *phy)
struct phy_pcie_instance *inst = phy_get_drvdata(phy);
struct rockchip_pcie_phy *rk_phy = to_pcie_phy(inst);
- mutex_lock(&rk_phy->pcie_mutex);
+ guard(mutex)(&rk_phy->pcie_mutex);
if (--rk_phy->init_cnt)
goto err_init_cnt;
- clk_disable_unprepare(rk_phy->clk_pciephy_ref);
-
err_init_cnt:
- mutex_unlock(&rk_phy->pcie_mutex);
return 0;
}
@@ -371,18 +321,14 @@ static int rockchip_pcie_phy_probe(struct platform_device *pdev)
mutex_init(&rk_phy->pcie_mutex);
rk_phy->phy_rst = devm_reset_control_get(dev, "phy");
- if (IS_ERR(rk_phy->phy_rst)) {
- if (PTR_ERR(rk_phy->phy_rst) != -EPROBE_DEFER)
- dev_err(dev,
- "missing phy property for reset controller\n");
- return PTR_ERR(rk_phy->phy_rst);
- }
-
- rk_phy->clk_pciephy_ref = devm_clk_get(dev, "refclk");
- if (IS_ERR(rk_phy->clk_pciephy_ref)) {
- dev_err(dev, "refclk not found.\n");
- return PTR_ERR(rk_phy->clk_pciephy_ref);
- }
+ if (IS_ERR(rk_phy->phy_rst))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rk_phy->phy_rst),
+ "missing phy property for reset controller\n");
+
+ rk_phy->clk_pciephy_ref = devm_clk_get_enabled(dev, "refclk");
+ if (IS_ERR(rk_phy->clk_pciephy_ref))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rk_phy->clk_pciephy_ref),
+ "failed to get phyclk\n");
/* parse #phy-cells to see if it's legacy PHY model */
if (of_property_read_u32(dev->of_node, "#phy-cells", &phy_num))
diff --git a/drivers/phy/rockchip/phy-rockchip-samsung-dcphy.c b/drivers/phy/rockchip/phy-rockchip-samsung-dcphy.c
new file mode 100644
index 000000000000..28a052e17366
--- /dev/null
+++ b/drivers/phy/rockchip/phy-rockchip-samsung-dcphy.c
@@ -0,0 +1,1719 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2025 Rockchip Electronics Co.Ltd
+ * Author:
+ * Guochun Huang <hero.huang@rock-chips.com>
+ */
+
+#include <dt-bindings/phy/phy.h>
+#include <linux/bitfield.h>
+#include <linux/clk.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/mod_devicetable.h>
+#include <linux/of.h>
+#include <linux/phy/phy.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+
+#define FIELD_PREP_HIWORD(_mask, _val) \
+ ( \
+ FIELD_PREP((_mask), (_val)) | \
+ ((_mask) << 16) \
+ )
+
+#define BIAS_CON0 0x0000
+#define I_RES_CNTL_MASK GENMASK(6, 4)
+#define I_RES_CNTL(x) FIELD_PREP(I_RES_CNTL_MASK, x)
+#define I_RES_059_2UA I_RES_CNTL(0)
+#define I_RES_100_2UA I_RES_CNTL(1)
+#define I_RES_094_2UA I_RES_CNTL(2)
+#define I_RES_113_8UA I_RES_CNTL(3)
+#define I_RES_089_7UA I_RES_CNTL(4)
+#define I_RES_111_8UA I_RES_CNTL(5)
+#define I_RES_108_2UA I_RES_CNTL(6)
+#define I_RES_120_8UA I_RES_CNTL(7)
+#define I_DEV_SEL_MASK GENMASK(1, 0)
+#define I_DEV_SEL(x) FIELD_PREP(I_DEV_SEL_MASK, x)
+#define I_DEV_DIV_6 I_DEV_SEL(0)
+#define I_DEV_DIV_12 I_DEV_SEL(1)
+#define I_DEV_DIV_20 I_DEV_SEL(2)
+#define I_DEV_DIV_40 I_DEV_SEL(3)
+
+#define BIAS_CON1 0x0004
+#define I_VBG_SEL_MASK GENMASK(9, 8)
+#define I_VBG_SEL(x) FIELD_PREP(I_VBG_SEL_MASK, x)
+#define I_VBG_SEL_780MV I_VBG_SEL(0)
+#define I_VBG_SEL_820MV I_VBG_SEL(1)
+#define I_VBG_SEL_860MV I_VBG_SEL(2)
+#define I_VBG_SEL_900MV I_VBG_SEL(3)
+#define I_BGR_VREF_SEL_MASK GENMASK(5, 4)
+#define I_BGR_VREF_SEL(x) FIELD_PREP(I_BGR_VREF_SEL_MASK, x)
+#define I_BGR_VREF_810MV I_BGR_VREF_SEL(0)
+#define I_BGR_VREF_820MV I_BGR_VREF_SEL(1)
+#define I_BGR_VREF_830MV I_BGR_VREF_SEL(2)
+#define I_BGR_VREF_840MV I_BGR_VREF_SEL(3)
+#define I_LADDER_SEL_MASK GENMASK(2, 0)
+#define I_LADDER_SEL(x) FIELD_PREP(I_LADDER_SEL_MASK, x)
+#define I_LADDER_1_00V I_LADDER_SEL(0)
+#define I_LADDER_0_96V I_LADDER_SEL(1)
+#define I_LADDER_0_92V I_LADDER_SEL(2)
+#define I_LADDER_0_88V I_LADDER_SEL(3)
+#define I_LADDER_0_84V I_LADDER_SEL(4)
+#define I_LADDER_0_80V I_LADDER_SEL(5)
+#define I_LADDER_0_76V I_LADDER_SEL(6)
+#define I_LADDER_0_72V I_LADDER_SEL(7)
+
+/*
+ * Voltage corrections around reference voltages
+ * The selection between the 400-based or 200-based values for REG_400M
+ * is done by the hw depending on I_MUX below being 400MV or 200MV.
+ */
+#define BIAS_CON2 0x0008
+#define REG_325M_MASK GENMASK(14, 12)
+#define REG_325M(x) FIELD_PREP(REG_325M_MASK, x)
+#define REG_325M_295MV REG_325M(0)
+#define REG_325M_305MV REG_325M(1)
+#define REG_325M_315MV REG_325M(2)
+#define REG_325M_325MV REG_325M(3)
+#define REG_325M_335MV REG_325M(4)
+#define REG_325M_345MV REG_325M(5)
+#define REG_325M_355MV REG_325M(6)
+#define REG_325M_365MV REG_325M(7)
+#define REG_LP_400M_MASK GENMASK(10, 8)
+#define REG_LP_400M(x) FIELD_PREP(REG_LP_400M_MASK, x)
+#define REG_LP_400M_380MV REG_LP_400M(0)
+#define REG_LP_400M_390MV REG_LP_400M(1)
+#define REG_LP_400M_400MV REG_LP_400M(2)
+#define REG_LP_400M_410MV REG_LP_400M(3)
+#define REG_LP_400M_420MV REG_LP_400M(4)
+#define REG_LP_400M_430MV REG_LP_400M(5)
+#define REG_LP_400M_440MV REG_LP_400M(6)
+#define REG_LP_400M_450MV REG_LP_400M(7)
+#define REG_400M_MASK GENMASK(6, 4)
+#define REG_400M(x) FIELD_PREP(REG_400M_MASK, x)
+#define REG_400M_380MV REG_400M(0)
+#define REG_400M_390MV REG_400M(1)
+#define REG_400M_400MV REG_400M(2)
+#define REG_400M_410MV REG_400M(3)
+#define REG_400M_420MV REG_400M(4)
+#define REG_400M_430MV REG_400M(5)
+#define REG_400M_440MV REG_400M(6)
+#define REG_400M_450MV REG_400M(7)
+#define REG_400M_230MV REG_400M(0)
+#define REG_400M_220MV REG_400M(1)
+#define REG_400M_210MV REG_400M(2)
+#define REG_400M_200MV REG_400M(3)
+#define REG_400M_190MV REG_400M(4)
+#define REG_400M_180MV REG_400M(5)
+#define REG_400M_170MV REG_400M(6)
+#define REG_400M_160MV REG_400M(7)
+#define REG_645M_MASK GENMASK(2, 0)
+#define REG_645M(x) FIELD_PREP(REG_645M_MASK, x)
+#define REG_645M_605MV REG_645M(0)
+#define REG_645M_625MV REG_645M(1)
+#define REG_645M_635MV REG_645M(2)
+#define REG_645M_645MV REG_645M(3)
+#define REG_645M_655MV REG_645M(4)
+#define REG_645M_665MV REG_645M(5)
+#define REG_645M_685MV REG_645M(6)
+#define REG_645M_725MV REG_645M(7)
+
+#define BIAS_CON4 0x0010
+#define I_MUX_SEL_MASK GENMASK(6, 5)
+#define I_MUX_SEL(x) FIELD_PREP(I_MUX_SEL_MASK, x)
+#define I_MUX_400MV I_MUX_SEL(0)
+#define I_MUX_200MV I_MUX_SEL(1)
+#define I_MUX_530MV I_MUX_SEL(2)
+
+#define PLL_CON0 0x0100
+#define PLL_EN BIT(12)
+#define S_MASK GENMASK(10, 8)
+#define S(x) FIELD_PREP(S_MASK, x)
+#define P_MASK GENMASK(5, 0)
+#define P(x) FIELD_PREP(P_MASK, x)
+#define PLL_CON1 0x0104
+#define PLL_CON2 0x0108
+#define M_MASK GENMASK(9, 0)
+#define M(x) FIELD_PREP(M_MASK, x)
+#define PLL_CON3 0x010c
+#define MRR_MASK GENMASK(13, 8)
+#define MRR(x) FIELD_PREP(MRR_MASK, x)
+#define MFR_MASK GENMASK(7, 0)
+#define MFR(x) FIELD_PREP(MFR_MASK, x)
+#define PLL_CON4 0x0110
+#define SSCG_EN BIT(11)
+#define PLL_CON5 0x0114
+#define RESET_N_SEL BIT(10)
+#define PLL_ENABLE_SEL BIT(8)
+#define PLL_CON6 0x0118
+#define PLL_CON7 0x011c
+#define PLL_LOCK_CNT(x) FIELD_PREP(GENMASK(15, 0), x)
+#define PLL_CON8 0x0120
+#define PLL_STB_CNT(x) FIELD_PREP(GENMASK(15, 0), x)
+#define PLL_STAT0 0x0140
+#define PLL_LOCK BIT(0)
+
+#define DPHY_MC_GNR_CON0 0x0300
+#define PHY_READY BIT(1)
+#define PHY_ENABLE BIT(0)
+#define DPHY_MC_GNR_CON1 0x0304
+#define T_PHY_READY(x) FIELD_PREP(GENMASK(15, 0), x)
+#define DPHY_MC_ANA_CON0 0x0308
+#define EDGE_CON(x) FIELD_PREP(GENMASK(14, 12), x)
+#define EDGE_CON_DIR(x) FIELD_PREP(BIT(9), x)
+#define EDGE_CON_EN BIT(8)
+#define RES_UP(x) FIELD_PREP(GENMASK(7, 4), x)
+#define RES_DN(x) FIELD_PREP(GENMASK(3, 0), x)
+#define DPHY_MC_ANA_CON1 0x030c
+#define DPHY_MC_ANA_CON2 0x0310
+#define HS_VREG_AMP_ICON(x) FIELD_PREP(GENMASK(1, 0), x)
+#define DPHY_MC_TIME_CON0 0x0330
+#define HSTX_CLK_SEL BIT(12)
+#define T_LPX(x) FIELD_PREP(GENMASK(11, 4), x)
+#define DPHY_MC_TIME_CON1 0x0334
+#define T_CLK_ZERO(x) FIELD_PREP(GENMASK(15, 8), x)
+#define T_CLK_PREPARE(x) FIELD_PREP(GENMASK(7, 0), x)
+#define DPHY_MC_TIME_CON2 0x0338
+#define T_HS_EXIT(x) FIELD_PREP(GENMASK(15, 8), x)
+#define T_CLK_TRAIL(x) FIELD_PREP(GENMASK(7, 0), x)
+#define DPHY_MC_TIME_CON3 0x033c
+#define T_CLK_POST(x) FIELD_PREP(GENMASK(7, 0), x)
+#define DPHY_MC_TIME_CON4 0x0340
+#define T_ULPS_EXIT(x) FIELD_PREP(GENMASK(9, 0), x)
+#define DPHY_MC_DESKEW_CON0 0x0350
+#define SKEW_CAL_RUN_TIME(x) FIELD_PREP(GENMASK(15, 12), x)
+
+#define SKEW_CAL_INIT_RUN_TIME(x) FIELD_PREP(GENMASK(11, 8), x)
+#define SKEW_CAL_INIT_WAIT_TIME(x) FIELD_PREP(GENMASK(7, 4), x)
+#define SKEW_CAL_EN BIT(0)
+
+#define COMBO_MD0_GNR_CON0 0x0400
+#define COMBO_MD0_GNR_CON1 0x0404
+#define COMBO_MD0_ANA_CON0 0x0408
+#define COMBO_MD0_ANA_CON1 0x040c
+#define COMBO_MD0_ANA_CON2 0x0410
+
+#define COMBO_MD0_TIME_CON0 0x0430
+#define COMBO_MD0_TIME_CON1 0x0434
+#define COMBO_MD0_TIME_CON2 0x0438
+#define COMBO_MD0_TIME_CON3 0x043c
+#define COMBO_MD0_TIME_CON4 0x0440
+#define COMBO_MD0_DATA_CON0 0x0444
+
+#define COMBO_MD1_GNR_CON0 0x0500
+#define COMBO_MD1_GNR_CON1 0x0504
+#define COMBO_MD1_ANA_CON0 0x0508
+#define COMBO_MD1_ANA_CON1 0x050c
+#define COMBO_MD1_ANA_CON2 0x0510
+#define COMBO_MD1_TIME_CON0 0x0530
+#define COMBO_MD1_TIME_CON1 0x0534
+#define COMBO_MD1_TIME_CON2 0x0538
+#define COMBO_MD1_TIME_CON3 0x053c
+#define COMBO_MD1_TIME_CON4 0x0540
+#define COMBO_MD1_DATA_CON0 0x0544
+
+#define COMBO_MD2_GNR_CON0 0x0600
+#define COMBO_MD2_GNR_CON1 0x0604
+#define COMBO_MD2_ANA_CON0 0X0608
+#define COMBO_MD2_ANA_CON1 0X060c
+#define COMBO_MD2_ANA_CON2 0X0610
+#define COMBO_MD2_TIME_CON0 0x0630
+#define COMBO_MD2_TIME_CON1 0x0634
+#define COMBO_MD2_TIME_CON2 0x0638
+#define COMBO_MD2_TIME_CON3 0x063c
+#define COMBO_MD2_TIME_CON4 0x0640
+#define COMBO_MD2_DATA_CON0 0x0644
+
+#define DPHY_MD3_GNR_CON0 0x0700
+#define DPHY_MD3_GNR_CON1 0x0704
+#define DPHY_MD3_ANA_CON0 0X0708
+#define DPHY_MD3_ANA_CON1 0X070c
+#define DPHY_MD3_ANA_CON2 0X0710
+#define DPHY_MD3_TIME_CON0 0x0730
+#define DPHY_MD3_TIME_CON1 0x0734
+#define DPHY_MD3_TIME_CON2 0x0738
+#define DPHY_MD3_TIME_CON3 0x073c
+#define DPHY_MD3_TIME_CON4 0x0740
+#define DPHY_MD3_DATA_CON0 0x0744
+
+#define T_LP_EXIT_SKEW(x) FIELD_PREP(GENMASK(3, 2), x)
+#define T_LP_ENTRY_SKEW(x) FIELD_PREP(GENMASK(1, 0), x)
+#define T_HS_ZERO(x) FIELD_PREP(GENMASK(15, 8), x)
+#define T_HS_PREPARE(x) FIELD_PREP(GENMASK(7, 0), x)
+#define T_HS_EXIT(x) FIELD_PREP(GENMASK(15, 8), x)
+#define T_HS_TRAIL(x) FIELD_PREP(GENMASK(7, 0), x)
+#define T_TA_GET(x) FIELD_PREP(GENMASK(7, 4), x)
+#define T_TA_GO(x) FIELD_PREP(GENMASK(3, 0), x)
+
+/* MIPI_CDPHY_GRF registers */
+#define MIPI_DCPHY_GRF_CON0 0x0000
+#define S_CPHY_MODE FIELD_PREP_HIWORD(BIT(3), 1)
+#define M_CPHY_MODE FIELD_PREP_HIWORD(BIT(0), 1)
+
+enum hs_drv_res_ohm {
+ STRENGTH_30_OHM = 0x8,
+ STRENGTH_31_2_OHM,
+ STRENGTH_32_5_OHM,
+ STRENGTH_34_OHM,
+ STRENGTH_35_5_OHM,
+ STRENGTH_37_OHM,
+ STRENGTH_39_OHM,
+ STRENGTH_41_OHM,
+ STRENGTH_43_OHM = 0x0,
+ STRENGTH_46_OHM,
+ STRENGTH_49_OHM,
+ STRENGTH_52_OHM,
+ STRENGTH_56_OHM,
+ STRENGTH_60_OHM,
+ STRENGTH_66_OHM,
+ STRENGTH_73_OHM,
+};
+
+struct hs_drv_res_cfg {
+ enum hs_drv_res_ohm clk_hs_drv_up_ohm;
+ enum hs_drv_res_ohm clk_hs_drv_down_ohm;
+ enum hs_drv_res_ohm data_hs_drv_up_ohm;
+ enum hs_drv_res_ohm data_hs_drv_down_ohm;
+};
+
+struct samsung_mipi_dcphy_plat_data {
+ const struct hs_drv_res_cfg *dphy_hs_drv_res_cfg;
+ u32 dphy_tx_max_lane_kbps;
+};
+
+struct samsung_mipi_dcphy {
+ struct device *dev;
+ struct clk *ref_clk;
+ struct clk *pclk;
+ struct regmap *regmap;
+ struct regmap *grf_regmap;
+ struct reset_control *m_phy_rst;
+ struct reset_control *s_phy_rst;
+ struct reset_control *apb_rst;
+ struct reset_control *grf_apb_rst;
+ unsigned int lanes;
+ struct phy *phy;
+ u8 type;
+
+ const struct samsung_mipi_dcphy_plat_data *pdata;
+ struct {
+ unsigned long long rate;
+ u8 prediv;
+ u16 fbdiv;
+ long dsm;
+ u8 scaler;
+
+ bool ssc_en;
+ u8 mfr;
+ u8 mrr;
+ } pll;
+};
+
+struct samsung_mipi_dphy_timing {
+ unsigned int max_lane_mbps;
+ u8 clk_prepare;
+ u8 clk_zero;
+ u8 clk_post;
+ u8 clk_trail_eot;
+ u8 hs_prepare;
+ u8 hs_zero;
+ u8 hs_trail_eot;
+ u8 lpx;
+ u8 hs_exit;
+ u8 hs_settle;
+};
+
+/*
+ * Timing values taken from rk3588 vendor kernel.
+ * Not documented in hw documentation.
+ */
+static const
+struct samsung_mipi_dphy_timing samsung_mipi_dphy_timing_table[] = {
+ {6500, 32, 117, 31, 28, 30, 56, 27, 24, 44, 37},
+ {6490, 32, 116, 31, 28, 30, 56, 27, 24, 44, 37},
+ {6480, 32, 116, 31, 28, 30, 56, 27, 24, 44, 37},
+ {6470, 32, 116, 31, 28, 30, 56, 27, 24, 44, 37},
+ {6460, 32, 116, 31, 28, 30, 56, 27, 24, 44, 37},
+ {6450, 32, 115, 31, 28, 30, 56, 27, 24, 44, 37},
+ {6440, 32, 115, 31, 28, 30, 56, 27, 24, 44, 37},
+ {6430, 31, 116, 31, 28, 30, 55, 27, 24, 44, 37},
+ {6420, 31, 116, 31, 28, 30, 55, 27, 24, 44, 37},
+ {6410, 31, 116, 31, 27, 30, 55, 27, 24, 44, 37},
+ {6400, 31, 115, 30, 27, 30, 55, 27, 23, 43, 36},
+ {6390, 31, 115, 30, 27, 30, 55, 27, 23, 43, 36},
+ {6380, 31, 115, 30, 27, 30, 55, 27, 23, 43, 36},
+ {6370, 31, 115, 30, 27, 30, 55, 26, 23, 43, 36},
+ {6360, 31, 114, 30, 27, 30, 54, 26, 23, 43, 36},
+ {6350, 31, 114, 30, 27, 30, 54, 26, 23, 43, 36},
+ {6340, 31, 114, 30, 27, 30, 54, 26, 23, 43, 36},
+ {6330, 31, 114, 30, 27, 30, 54, 26, 23, 43, 36},
+ {6320, 31, 113, 30, 27, 30, 54, 26, 23, 43, 36},
+ {6310, 31, 113, 30, 27, 30, 54, 26, 23, 43, 36},
+ {6300, 31, 113, 30, 27, 30, 54, 26, 23, 43, 36},
+ {6290, 31, 113, 30, 27, 29, 54, 26, 23, 43, 36},
+ {6280, 31, 112, 30, 27, 29, 54, 26, 23, 43, 36},
+ {6270, 31, 112, 30, 27, 29, 54, 26, 23, 43, 36},
+ {6260, 31, 112, 30, 27, 29, 54, 26, 23, 43, 36},
+ {6250, 31, 112, 30, 27, 29, 54, 26, 23, 42, 36},
+ {6240, 30, 113, 30, 27, 29, 54, 26, 23, 42, 36},
+ {6230, 30, 112, 30, 27, 29, 54, 26, 23, 42, 35},
+ {6220, 30, 112, 30, 27, 29, 53, 26, 23, 42, 35},
+ {6210, 30, 112, 30, 27, 29, 53, 26, 23, 42, 35},
+ {6200, 30, 112, 29, 27, 29, 53, 26, 23, 42, 35},
+ {6190, 30, 111, 29, 27, 29, 53, 26, 23, 42, 35},
+ {6180, 30, 111, 29, 27, 29, 53, 26, 23, 42, 35},
+ {6170, 30, 111, 29, 26, 29, 53, 26, 23, 42, 35},
+ {6160, 30, 111, 29, 26, 29, 53, 26, 23, 42, 35},
+ {6150, 30, 110, 29, 26, 29, 53, 26, 23, 42, 35},
+ {6140, 30, 110, 29, 26, 29, 52, 26, 23, 42, 35},
+ {6130, 30, 110, 29, 26, 29, 52, 25, 22, 42, 35},
+ {6120, 30, 110, 29, 26, 29, 52, 25, 22, 42, 35},
+ {6110, 30, 110, 29, 26, 29, 52, 25, 22, 42, 35},
+ {6100, 30, 109, 29, 26, 29, 52, 25, 22, 41, 35},
+ {6090, 30, 109, 29, 26, 29, 52, 25, 22, 41, 35},
+ {6080, 30, 109, 29, 26, 28, 53, 25, 22, 41, 35},
+ {6070, 30, 109, 29, 26, 28, 52, 25, 22, 41, 34},
+ {6060, 30, 108, 29, 26, 28, 52, 25, 22, 41, 34},
+ {6050, 30, 108, 29, 26, 28, 52, 25, 22, 41, 34},
+ {6040, 29, 109, 29, 26, 28, 52, 25, 22, 41, 34},
+ {6030, 29, 109, 29, 26, 28, 52, 25, 22, 41, 34},
+ {6020, 29, 108, 29, 26, 28, 52, 25, 22, 41, 34},
+ {6010, 29, 108, 29, 26, 28, 52, 25, 22, 41, 34},
+ {6000, 29, 108, 28, 26, 28, 51, 25, 22, 41, 34},
+ {5990, 29, 108, 28, 26, 28, 51, 25, 22, 41, 34},
+ {5980, 29, 107, 28, 26, 28, 51, 25, 22, 41, 34},
+ {5970, 29, 107, 28, 26, 28, 51, 25, 22, 41, 34},
+ {5960, 29, 107, 28, 26, 28, 51, 25, 22, 40, 34},
+ {5950, 29, 107, 28, 26, 28, 51, 25, 22, 40, 34},
+ {5940, 29, 107, 28, 25, 28, 51, 25, 22, 40, 34},
+ {5930, 29, 106, 28, 25, 28, 50, 25, 22, 40, 34},
+ {5920, 29, 106, 28, 25, 28, 50, 25, 22, 40, 34},
+ {5910, 29, 106, 28, 25, 28, 50, 25, 22, 40, 34},
+ {5900, 29, 106, 28, 25, 28, 50, 24, 22, 40, 33},
+ {5890, 29, 105, 28, 25, 28, 50, 24, 22, 40, 33},
+ {5880, 29, 105, 28, 25, 28, 50, 24, 22, 40, 33},
+ {5870, 29, 105, 28, 25, 27, 51, 24, 22, 40, 33},
+ {5860, 29, 105, 28, 25, 27, 51, 24, 21, 40, 33},
+ {5850, 29, 104, 28, 25, 27, 50, 24, 21, 40, 33},
+ {5840, 28, 105, 28, 25, 27, 50, 24, 21, 40, 33},
+ {5830, 28, 105, 28, 25, 27, 50, 24, 21, 40, 33},
+ {5820, 28, 105, 28, 25, 27, 50, 24, 21, 40, 33},
+ {5810, 28, 104, 28, 25, 27, 50, 24, 21, 39, 33},
+ {5800, 28, 104, 27, 25, 27, 50, 24, 21, 39, 33},
+ {5790, 28, 104, 27, 25, 27, 50, 24, 21, 39, 33},
+ {5780, 28, 104, 27, 25, 27, 49, 24, 21, 39, 33},
+ {5770, 28, 104, 27, 25, 27, 49, 24, 21, 39, 33},
+ {5760, 28, 103, 27, 25, 27, 49, 24, 21, 39, 33},
+ {5750, 28, 103, 27, 25, 27, 49, 24, 21, 39, 33},
+ {5740, 28, 103, 27, 25, 27, 49, 24, 21, 39, 33},
+ {5730, 28, 103, 27, 25, 27, 49, 24, 21, 39, 32},
+ {5720, 28, 102, 27, 25, 27, 49, 24, 21, 39, 32},
+ {5710, 28, 102, 27, 25, 27, 48, 24, 21, 39, 32},
+ {5700, 28, 102, 27, 24, 27, 48, 24, 21, 39, 32},
+ {5690, 28, 102, 27, 24, 27, 48, 24, 21, 39, 32},
+ {5680, 28, 101, 27, 24, 27, 48, 24, 21, 39, 32},
+ {5670, 28, 101, 27, 24, 27, 48, 23, 21, 38, 32},
+ {5660, 28, 101, 27, 24, 26, 49, 23, 21, 38, 32},
+ {5650, 28, 101, 27, 24, 26, 49, 23, 21, 38, 32},
+ {5640, 27, 101, 27, 24, 26, 48, 23, 21, 38, 32},
+ {5630, 27, 101, 27, 24, 26, 48, 23, 21, 38, 32},
+ {5620, 27, 101, 27, 24, 26, 48, 23, 21, 38, 32},
+ {5610, 27, 101, 27, 24, 26, 48, 23, 21, 38, 32},
+ {5600, 27, 101, 26, 24, 26, 48, 23, 20, 38, 32},
+ {5590, 27, 100, 26, 24, 26, 48, 23, 20, 38, 32},
+ {5580, 27, 100, 26, 24, 26, 48, 23, 20, 38, 32},
+ {5570, 27, 100, 26, 24, 26, 48, 23, 20, 38, 31},
+ {5560, 27, 100, 26, 24, 26, 47, 23, 20, 38, 31},
+ {5550, 27, 99, 26, 24, 26, 47, 23, 20, 38, 31},
+ {5540, 27, 99, 26, 24, 26, 47, 23, 20, 38, 31},
+ {5530, 27, 99, 26, 24, 26, 47, 23, 20, 38, 31},
+ {5520, 27, 99, 26, 24, 26, 47, 23, 20, 37, 31},
+ {5510, 27, 98, 26, 24, 26, 47, 23, 20, 37, 31},
+ {5500, 27, 98, 26, 24, 26, 47, 23, 20, 37, 31},
+ {5490, 27, 98, 26, 24, 26, 46, 23, 20, 37, 31},
+ {5480, 27, 98, 26, 24, 26, 46, 23, 20, 37, 31},
+ {5470, 27, 97, 26, 23, 26, 46, 23, 20, 37, 31},
+ {5460, 27, 97, 26, 23, 26, 46, 23, 20, 37, 31},
+ {5450, 27, 97, 26, 23, 25, 47, 23, 20, 37, 31},
+ {5440, 26, 98, 26, 23, 25, 47, 23, 20, 37, 31},
+ {5430, 26, 98, 26, 23, 25, 47, 22, 20, 37, 31},
+ {5420, 26, 97, 26, 23, 25, 46, 22, 20, 37, 31},
+ {5410, 26, 97, 26, 23, 25, 46, 22, 20, 37, 31},
+ {5400, 26, 97, 25, 23, 25, 46, 22, 20, 37, 30},
+ {5390, 26, 97, 25, 23, 25, 46, 22, 20, 37, 30},
+ {5380, 26, 96, 25, 23, 25, 46, 22, 20, 36, 30},
+ {5370, 26, 96, 25, 23, 25, 46, 22, 20, 36, 30},
+ {5360, 26, 96, 25, 23, 25, 46, 22, 20, 36, 30},
+ {5350, 26, 96, 25, 23, 25, 46, 22, 20, 36, 30},
+ {5340, 26, 95, 25, 23, 25, 45, 22, 20, 36, 30},
+ {5330, 26, 95, 25, 23, 25, 45, 22, 19, 36, 30},
+ {5320, 26, 95, 25, 23, 25, 45, 22, 19, 36, 30},
+ {5310, 26, 95, 25, 23, 25, 45, 22, 19, 36, 30},
+ {5300, 26, 95, 25, 23, 25, 45, 22, 19, 36, 30},
+ {5290, 26, 94, 25, 23, 25, 45, 22, 19, 36, 30},
+ {5280, 26, 94, 25, 23, 25, 45, 22, 19, 36, 30},
+ {5270, 26, 94, 25, 23, 25, 44, 22, 19, 36, 30},
+ {5260, 26, 94, 25, 23, 25, 44, 22, 19, 36, 30},
+ {5250, 25, 94, 25, 23, 24, 45, 22, 19, 36, 30},
+ {5240, 25, 94, 25, 23, 24, 45, 22, 19, 36, 29},
+ {5230, 25, 94, 25, 22, 24, 45, 22, 19, 35, 29},
+ {5220, 25, 94, 25, 22, 24, 45, 22, 19, 35, 29},
+ {5210, 25, 93, 25, 22, 24, 45, 22, 19, 35, 29},
+ {5200, 25, 93, 24, 22, 24, 44, 21, 19, 35, 29},
+ {5190, 25, 93, 24, 22, 24, 44, 21, 19, 35, 29},
+ {5180, 25, 93, 24, 22, 24, 44, 21, 19, 35, 29},
+ {5170, 25, 92, 24, 22, 24, 44, 21, 19, 35, 29},
+ {5160, 25, 92, 24, 22, 24, 44, 21, 19, 35, 29},
+ {5150, 25, 92, 24, 22, 24, 44, 21, 19, 35, 29},
+ {5140, 25, 92, 24, 22, 24, 44, 21, 19, 35, 29},
+ {5130, 25, 92, 24, 22, 24, 43, 21, 19, 35, 29},
+ {5120, 25, 91, 24, 22, 24, 43, 21, 19, 35, 29},
+ {5110, 25, 91, 24, 22, 24, 43, 21, 19, 35, 29},
+ {5100, 25, 91, 24, 22, 24, 43, 21, 19, 35, 29},
+ {5090, 25, 91, 24, 22, 24, 43, 21, 19, 34, 29},
+ {5080, 25, 90, 24, 22, 24, 43, 21, 19, 34, 29},
+ {5070, 25, 90, 24, 22, 24, 43, 21, 19, 34, 28},
+ {5060, 25, 90, 24, 22, 24, 43, 21, 18, 34, 28},
+ {5050, 24, 91, 24, 22, 24, 42, 21, 18, 34, 28},
+ {5040, 24, 90, 24, 22, 23, 43, 21, 18, 34, 28},
+ {5030, 24, 90, 24, 22, 23, 43, 21, 18, 34, 28},
+ {5020, 24, 90, 24, 22, 23, 43, 21, 18, 34, 28},
+ {5010, 24, 90, 24, 22, 23, 43, 21, 18, 34, 28},
+ {5000, 24, 89, 23, 21, 23, 43, 21, 18, 34, 28},
+ {4990, 24, 89, 23, 21, 23, 43, 21, 18, 34, 28},
+ {4980, 24, 89, 23, 21, 23, 42, 21, 18, 34, 28},
+ {4970, 24, 89, 23, 21, 23, 42, 21, 18, 34, 28},
+ {4960, 24, 89, 23, 21, 23, 42, 20, 18, 34, 28},
+ {4950, 24, 88, 23, 21, 23, 42, 20, 18, 34, 28},
+ {4940, 24, 88, 23, 21, 23, 42, 20, 18, 33, 28},
+ {4930, 24, 88, 23, 21, 23, 42, 20, 18, 33, 28},
+ {4920, 24, 88, 23, 21, 23, 42, 20, 18, 33, 28},
+ {4910, 24, 87, 23, 21, 23, 41, 20, 18, 33, 28},
+ {4900, 24, 87, 23, 21, 23, 41, 20, 18, 33, 27},
+ {4890, 24, 87, 23, 21, 23, 41, 20, 18, 33, 27},
+ {4880, 24, 87, 23, 21, 23, 41, 20, 18, 33, 27},
+ {4870, 24, 86, 23, 21, 23, 41, 20, 18, 33, 27},
+ {4860, 24, 86, 23, 21, 23, 41, 20, 18, 33, 27},
+ {4850, 23, 87, 23, 21, 23, 41, 20, 18, 33, 27},
+ {4840, 23, 87, 23, 21, 23, 40, 20, 18, 33, 27},
+ {4830, 23, 86, 23, 21, 22, 41, 20, 18, 33, 27},
+ {4820, 23, 86, 23, 21, 22, 41, 20, 18, 33, 27},
+ {4810, 23, 86, 23, 21, 22, 41, 20, 18, 33, 27},
+ {4800, 23, 86, 22, 21, 22, 41, 20, 17, 32, 27},
+ {4790, 23, 86, 22, 21, 22, 41, 20, 17, 32, 27},
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+ {1780, 8, 30, 7, 8, 8, 13, 7, 6, 12, 9},
+ {1770, 8, 30, 7, 8, 8, 13, 7, 6, 12, 9},
+ {1760, 8, 29, 7, 8, 8, 13, 7, 6, 12, 9},
+ {1750, 8, 29, 7, 8, 8, 13, 7, 6, 12, 9},
+ {1740, 8, 29, 7, 8, 8, 13, 7, 6, 11, 8},
+ {1730, 8, 29, 7, 8, 8, 13, 7, 6, 11, 8},
+ {1720, 8, 29, 7, 7, 8, 13, 7, 6, 11, 8},
+ {1710, 8, 28, 7, 7, 8, 12, 7, 6, 11, 8},
+ {1700, 8, 28, 7, 7, 7, 13, 7, 6, 11, 8},
+ {1690, 8, 28, 7, 7, 7, 13, 7, 6, 11, 8},
+ {1680, 7, 29, 7, 7, 7, 13, 6, 6, 11, 8},
+ {1670, 7, 28, 7, 7, 7, 13, 6, 6, 11, 8},
+ {1660, 7, 28, 7, 7, 7, 13, 6, 6, 11, 8},
+ {1650, 7, 28, 7, 7, 7, 13, 6, 6, 11, 8},
+ {1640, 7, 28, 7, 7, 7, 12, 6, 6, 11, 8},
+ {1630, 7, 27, 7, 7, 7, 12, 6, 6, 11, 8},
+ {1620, 7, 27, 7, 7, 7, 12, 6, 6, 11, 8},
+ {1610, 7, 27, 7, 7, 7, 12, 6, 6, 11, 8},
+ {1600, 7, 27, 6, 7, 7, 12, 6, 5, 10, 8},
+ {1590, 7, 26, 6, 7, 7, 12, 6, 5, 10, 8},
+ {1580, 7, 26, 6, 7, 7, 12, 6, 5, 10, 7},
+ {1570, 7, 26, 6, 7, 7, 11, 6, 5, 10, 7},
+ {1560, 7, 26, 6, 7, 7, 11, 6, 5, 10, 7},
+ {1550, 7, 26, 6, 7, 7, 11, 6, 5, 10, 7},
+ {1540, 7, 25, 6, 7, 7, 11, 6, 5, 10, 7},
+ {1530, 7, 25, 6, 7, 7, 11, 6, 5, 10, 7},
+ {1520, 7, 25, 6, 7, 7, 11, 6, 5, 10, 7},
+ {1510, 7, 25, 6, 7, 7, 11, 6, 5, 10, 7},
+ {1500, 7, 24, 6, 7, 7, 10, 6, 5, 10, 7},
+ {1490, 59, 25, 6, 77, 59, 10, 70, 44, 9, 73},
+ {1480, 59, 24, 6, 76, 58, 10, 70, 44, 9, 73},
+ {1470, 58, 24, 6, 76, 58, 10, 69, 44, 9, 72},
+ {1460, 58, 24, 6, 76, 58, 10, 69, 43, 9, 72},
+ {1450, 58, 24, 6, 75, 57, 10, 68, 43, 9, 71},
+ {1440, 57, 24, 6, 75, 57, 10, 68, 43, 9, 71},
+ {1430, 57, 23, 6, 75, 57, 10, 68, 43, 8, 70},
+ {1420, 56, 23, 6, 74, 57, 9, 67, 43, 8, 70},
+ {1410, 56, 23, 6, 74, 57, 9, 67, 43, 8, 69},
+ {1400, 56, 23, 5, 74, 55, 9, 67, 41, 8, 69},
+ {1390, 55, 23, 5, 73, 55, 9, 66, 41, 8, 68},
+ {1380, 55, 23, 5, 73, 54, 9, 66, 41, 8, 68},
+ {1370, 54, 22, 5, 72, 54, 9, 66, 41, 8, 67},
+ {1360, 54, 22, 5, 72, 54, 9, 65, 40, 8, 67},
+ {1350, 54, 22, 5, 72, 53, 9, 65, 40, 8, 66},
+ {1340, 53, 22, 5, 71, 53, 9, 65, 40, 8, 66},
+ {1330, 53, 22, 5, 71, 53, 9, 64, 39, 8, 65},
+ {1320, 52, 22, 5, 71, 53, 8, 64, 40, 8, 65},
+ {1310, 52, 21, 5, 70, 53, 8, 64, 40, 8, 64},
+ {1300, 51, 21, 5, 70, 51, 8, 63, 38, 8, 64},
+ {1290, 51, 21, 5, 70, 51, 8, 63, 38, 7, 64},
+ {1280, 51, 21, 5, 69, 51, 8, 63, 38, 7, 63},
+ {1270, 50, 21, 5, 69, 50, 8, 62, 38, 7, 63},
+ {1260, 50, 20, 5, 69, 50, 8, 62, 37, 7, 62},
+ {1250, 49, 20, 5, 68, 49, 8, 62, 37, 7, 62},
+ {1240, 49, 20, 5, 68, 49, 8, 61, 37, 7, 61},
+ {1230, 49, 20, 5, 68, 49, 8, 61, 36, 7, 61},
+ {1220, 48, 20, 5, 67, 48, 8, 61, 36, 7, 60},
+ {1210, 48, 19, 5, 67, 48, 7, 60, 36, 7, 60},
+ {1200, 49, 19, 4, 67, 49, 7, 60, 36, 7, 59},
+ {1190, 48, 19, 4, 66, 48, 7, 60, 36, 7, 59},
+ {1180, 48, 19, 4, 66, 48, 7, 59, 36, 7, 58},
+ {1170, 46, 19, 4, 66, 46, 7, 59, 35, 7, 58},
+ {1160, 46, 18, 4, 65, 46, 7, 59, 34, 7, 57},
+ {1150, 45, 18, 4, 65, 46, 7, 58, 34, 7, 57},
+ {1140, 45, 18, 4, 65, 45, 7, 58, 34, 6, 56},
+ {1130, 45, 18, 4, 64, 45, 7, 58, 33, 6, 56},
+ {1120, 44, 18, 4, 64, 44, 7, 57, 33, 6, 55},
+ {1110, 44, 18, 4, 64, 44, 7, 57, 33, 6, 55},
+ {1100, 43, 17, 4, 63, 44, 6, 57, 32, 6, 54},
+ {1090, 43, 17, 4, 63, 44, 6, 56, 33, 6, 54},
+ {1080, 43, 17, 4, 63, 44, 6, 56, 33, 6, 53},
+ {1070, 42, 17, 4, 62, 44, 6, 56, 33, 6, 53},
+ {1060, 42, 17, 4, 62, 42, 6, 55, 31, 6, 52},
+ {1050, 41, 17, 4, 62, 42, 6, 55, 31, 6, 52},
+ {1040, 41, 16, 4, 61, 41, 6, 54, 31, 6, 52},
+ {1030, 41, 16, 4, 61, 41, 6, 54, 30, 6, 51},
+ {1020, 40, 16, 4, 61, 41, 6, 54, 30, 6, 51},
+ {1010, 40, 16, 4, 60, 40, 6, 53, 30, 6, 50},
+ {1000, 39, 16, 3, 60, 40, 6, 53, 29, 5, 50},
+ { 990, 39, 15, 3, 60, 39, 6, 53, 29, 5, 49},
+ { 980, 39, 15, 3, 59, 39, 5, 52, 29, 5, 49},
+ { 970, 38, 15, 3, 59, 39, 5, 52, 29, 5, 48},
+ { 960, 38, 15, 3, 59, 39, 5, 52, 29, 5, 48},
+ { 950, 37, 15, 3, 58, 39, 5, 51, 29, 5, 47},
+ { 940, 37, 14, 3, 58, 39, 5, 51, 29, 5, 47},
+ { 930, 37, 14, 3, 57, 37, 5, 51, 27, 5, 46},
+ { 920, 36, 14, 3, 57, 37, 5, 50, 27, 5, 46},
+ { 910, 36, 14, 3, 57, 36, 5, 50, 27, 5, 45},
+ { 900, 35, 14, 3, 56, 36, 5, 50, 26, 5, 45},
+ { 890, 35, 14, 3, 56, 36, 5, 49, 26, 5, 44},
+ { 880, 35, 13, 3, 56, 35, 5, 49, 26, 5, 44},
+ { 870, 34, 13, 3, 55, 35, 4, 49, 26, 5, 43},
+ { 860, 34, 13, 3, 55, 35, 4, 48, 25, 5, 43},
+ { 850, 33, 13, 3, 55, 35, 4, 48, 26, 4, 42},
+ { 840, 33, 13, 3, 54, 35, 4, 48, 26, 4, 42},
+ { 830, 33, 12, 3, 54, 33, 4, 47, 24, 4, 41},
+ { 820, 32, 12, 3, 54, 33, 4, 47, 24, 4, 41},
+ { 810, 32, 12, 3, 53, 33, 4, 47, 24, 4, 40},
+ { 800, 31, 12, 2, 53, 32, 4, 46, 23, 4, 40},
+ { 790, 31, 12, 2, 53, 32, 4, 46, 23, 4, 39},
+ { 780, 30, 12, 2, 52, 31, 4, 46, 23, 4, 39},
+ { 770, 30, 11, 2, 52, 31, 4, 45, 23, 4, 39},
+ { 760, 30, 11, 2, 52, 31, 3, 45, 22, 4, 38},
+ { 750, 29, 11, 2, 51, 30, 3, 45, 22, 4, 38},
+ { 740, 29, 11, 2, 51, 30, 3, 44, 22, 4, 37},
+ { 730, 28, 11, 2, 51, 31, 3, 44, 22, 4, 37},
+ { 720, 28, 10, 2, 50, 30, 3, 44, 22, 4, 36},
+ { 710, 28, 10, 2, 50, 30, 3, 43, 22, 4, 36},
+ { 700, 27, 10, 2, 50, 28, 3, 43, 20, 3, 35},
+ { 690, 27, 10, 2, 49, 28, 3, 43, 20, 3, 35},
+ { 680, 26, 10, 2, 49, 28, 3, 42, 20, 3, 34},
+ { 670, 26, 10, 2, 49, 27, 3, 42, 20, 3, 34},
+ { 660, 26, 9, 2, 48, 27, 3, 42, 19, 3, 33},
+ { 650, 25, 9, 2, 48, 26, 3, 41, 19, 3, 33},
+ { 640, 25, 9, 2, 48, 26, 2, 41, 19, 3, 32},
+ { 630, 24, 9, 2, 47, 26, 2, 40, 18, 3, 32},
+ { 620, 24, 9, 2, 47, 26, 2, 40, 19, 3, 31},
+ { 610, 24, 8, 2, 47, 26, 2, 40, 19, 3, 31},
+ { 600, 23, 8, 1, 46, 26, 2, 39, 18, 3, 30},
+ { 590, 23, 8, 1, 46, 24, 2, 39, 17, 3, 30},
+ { 580, 22, 8, 1, 46, 24, 2, 39, 17, 3, 29},
+ { 570, 22, 8, 1, 45, 23, 2, 38, 17, 3, 29},
+ { 560, 22, 7, 1, 45, 23, 2, 38, 16, 2, 28},
+ { 550, 21, 7, 1, 45, 23, 2, 38, 16, 2, 28},
+ { 540, 21, 7, 1, 44, 22, 2, 37, 16, 2, 27},
+ { 530, 20, 7, 1, 44, 22, 1, 37, 15, 2, 27},
+ { 520, 20, 7, 1, 43, 21, 1, 37, 15, 2, 27},
+ { 510, 20, 6, 1, 43, 21, 1, 36, 15, 2, 26},
+ { 500, 19, 6, 1, 43, 22, 1, 36, 15, 2, 26},
+ { 490, 19, 6, 1, 42, 21, 1, 36, 15, 2, 25},
+ { 480, 18, 6, 1, 42, 21, 1, 35, 15, 2, 25},
+ { 470, 18, 6, 1, 42, 21, 1, 35, 15, 2, 24},
+ { 460, 18, 6, 1, 41, 19, 1, 35, 13, 2, 24},
+ { 450, 17, 5, 1, 41, 19, 1, 34, 13, 2, 23},
+ { 440, 17, 5, 1, 41, 18, 1, 34, 13, 2, 23},
+ { 430, 16, 5, 1, 40, 18, 0, 34, 12, 2, 22},
+ { 420, 16, 5, 1, 40, 18, 0, 33, 12, 2, 22},
+ { 410, 16, 5, 1, 40, 17, 0, 33, 12, 1, 21},
+ { 400, 15, 5, 0, 39, 17, 0, 33, 11, 1, 21},
+ { 390, 15, 4, 0, 39, 17, 0, 32, 12, 1, 20},
+ { 380, 14, 4, 0, 39, 17, 0, 32, 12, 1, 20},
+ { 370, 14, 4, 0, 38, 17, 0, 32, 12, 1, 19},
+ { 360, 14, 4, 0, 38, 15, 0, 31, 10, 1, 19},
+ { 350, 13, 4, 0, 38, 15, 0, 31, 10, 1, 18},
+ { 340, 13, 3, 0, 37, 15, 0, 31, 10, 1, 18},
+ { 330, 12, 3, 0, 37, 14, 0, 30, 9, 1, 17},
+ { 320, 12, 3, 0, 37, 14, 0, 30, 9, 1, 17},
+ { 310, 12, 3, 0, 36, 13, 0, 30, 9, 1, 16},
+ { 300, 11, 3, 0, 36, 13, 0, 29, 8, 1, 16},
+ { 290, 11, 2, 0, 36, 13, 0, 29, 8, 1, 15},
+ { 280, 10, 2, 0, 35, 12, 0, 29, 8, 1, 15},
+ { 270, 10, 2, 0, 35, 12, 0, 28, 8, 0, 14},
+ { 260, 9, 2, 0, 35, 12, 0, 28, 8, 0, 14},
+ { 250, 9, 2, 0, 34, 12, 0, 28, 8, 0, 14},
+ { 240, 9, 2, 0, 34, 12, 0, 27, 8, 0, 13},
+ { 230, 8, 1, 0, 34, 10, 0, 27, 6, 0, 13},
+ { 220, 8, 1, 0, 33, 10, 0, 27, 6, 0, 12},
+ { 210, 7, 1, 0, 33, 10, 0, 26, 6, 0, 12},
+ { 200, 7, 1, 0, 33, 9, 0, 26, 5, 0, 11},
+ { 190, 7, 1, 0, 32, 9, 0, 25, 5, 0, 11},
+ { 180, 6, 1, 0, 32, 8, 0, 25, 5, 0, 10},
+ { 170, 6, 0, 0, 32, 8, 0, 25, 5, 0, 10},
+ { 160, 5, 0, 0, 31, 8, 0, 24, 4, 0, 9},
+ { 150, 5, 0, 0, 31, 8, 0, 24, 5, 0, 9},
+ { 140, 5, 0, 0, 31, 8, 0, 24, 5, 0, 8},
+ { 130, 4, 0, 0, 30, 6, 0, 23, 3, 0, 8},
+ { 120, 4, 0, 0, 30, 6, 0, 23, 3, 0, 7},
+ { 110, 3, 0, 0, 30, 6, 0, 23, 3, 0, 7},
+ { 100, 3, 0, 0, 29, 5, 0, 22, 2, 0, 6},
+ { 90, 3, 0, 0, 29, 5, 0, 22, 2, 0, 6},
+ { 80, 2, 0, 0, 28, 5, 0, 22, 2, 0, 5},
+};
+
+static void samsung_mipi_dcphy_bias_block_enable(struct samsung_mipi_dcphy *samsung)
+{
+ regmap_write(samsung->regmap, BIAS_CON0, I_DEV_DIV_6 | I_RES_100_2UA);
+ regmap_write(samsung->regmap, BIAS_CON1, I_VBG_SEL_820MV | I_BGR_VREF_820MV |
+ I_LADDER_1_00V);
+ regmap_write(samsung->regmap, BIAS_CON2, REG_325M_325MV | REG_LP_400M_400MV |
+ REG_400M_400MV | REG_645M_645MV);
+
+ /* default output voltage select:
+ * dphy: 400mv
+ * cphy: 530mv
+ */
+ regmap_update_bits(samsung->regmap, BIAS_CON4,
+ I_MUX_SEL_MASK, I_MUX_400MV);
+}
+
+static void samsung_mipi_dphy_lane_enable(struct samsung_mipi_dcphy *samsung)
+{
+ regmap_write(samsung->regmap, DPHY_MC_GNR_CON1, T_PHY_READY(0x2000));
+ regmap_update_bits(samsung->regmap, DPHY_MC_GNR_CON0,
+ PHY_ENABLE, PHY_ENABLE);
+
+ switch (samsung->lanes) {
+ case 4:
+ regmap_write(samsung->regmap, DPHY_MD3_GNR_CON1,
+ T_PHY_READY(0x2000));
+ regmap_update_bits(samsung->regmap, DPHY_MD3_GNR_CON0,
+ PHY_ENABLE, PHY_ENABLE);
+ fallthrough;
+ case 3:
+ regmap_write(samsung->regmap, COMBO_MD2_GNR_CON1,
+ T_PHY_READY(0x2000));
+ regmap_update_bits(samsung->regmap, COMBO_MD2_GNR_CON0,
+ PHY_ENABLE, PHY_ENABLE);
+ fallthrough;
+ case 2:
+ regmap_write(samsung->regmap, COMBO_MD1_GNR_CON1,
+ T_PHY_READY(0x2000));
+ regmap_update_bits(samsung->regmap, COMBO_MD1_GNR_CON0,
+ PHY_ENABLE, PHY_ENABLE);
+ fallthrough;
+ case 1:
+ default:
+ regmap_write(samsung->regmap, COMBO_MD0_GNR_CON1,
+ T_PHY_READY(0x2000));
+ regmap_update_bits(samsung->regmap, COMBO_MD0_GNR_CON0,
+ PHY_ENABLE, PHY_ENABLE);
+ break;
+ }
+}
+
+static void samsung_mipi_dphy_lane_disable(struct samsung_mipi_dcphy *samsung)
+{
+ switch (samsung->lanes) {
+ case 4:
+ regmap_update_bits(samsung->regmap, DPHY_MD3_GNR_CON0,
+ PHY_ENABLE, 0);
+ fallthrough;
+ case 3:
+ regmap_update_bits(samsung->regmap, COMBO_MD2_GNR_CON0,
+ PHY_ENABLE, 0);
+ fallthrough;
+ case 2:
+ regmap_update_bits(samsung->regmap, COMBO_MD1_GNR_CON0,
+ PHY_ENABLE, 0);
+ fallthrough;
+ case 1:
+ default:
+ regmap_update_bits(samsung->regmap, COMBO_MD0_GNR_CON0,
+ PHY_ENABLE, 0);
+ break;
+ }
+
+ regmap_update_bits(samsung->regmap, DPHY_MC_GNR_CON0, PHY_ENABLE, 0);
+}
+
+static void samsung_mipi_dcphy_pll_configure(struct samsung_mipi_dcphy *samsung)
+{
+ regmap_update_bits(samsung->regmap, PLL_CON0, S_MASK | P_MASK,
+ S(samsung->pll.scaler) | P(samsung->pll.prediv));
+
+ if (samsung->pll.dsm < 0) {
+ u16 dsm_tmp;
+
+ /* Using opposite number subtraction to find complement */
+ dsm_tmp = abs(samsung->pll.dsm);
+ dsm_tmp = dsm_tmp - 1;
+ dsm_tmp ^= 0xffff;
+ regmap_write(samsung->regmap, PLL_CON1, dsm_tmp);
+ } else {
+ regmap_write(samsung->regmap, PLL_CON1, samsung->pll.dsm);
+ }
+
+ regmap_update_bits(samsung->regmap, PLL_CON2,
+ M_MASK, M(samsung->pll.fbdiv));
+
+ if (samsung->pll.ssc_en) {
+ regmap_write(samsung->regmap, PLL_CON3,
+ MRR(samsung->pll.mrr) | MFR(samsung->pll.mfr));
+ regmap_update_bits(samsung->regmap, PLL_CON4, SSCG_EN, SSCG_EN);
+ }
+
+ regmap_write(samsung->regmap, PLL_CON5, RESET_N_SEL | PLL_ENABLE_SEL);
+ regmap_write(samsung->regmap, PLL_CON7, PLL_LOCK_CNT(0xf000));
+ regmap_write(samsung->regmap, PLL_CON8, PLL_STB_CNT(0xf000));
+}
+
+static int samsung_mipi_dcphy_pll_enable(struct samsung_mipi_dcphy *samsung)
+{
+ u32 sts;
+ int ret;
+
+ regmap_update_bits(samsung->regmap, PLL_CON0, PLL_EN, PLL_EN);
+
+ ret = regmap_read_poll_timeout(samsung->regmap, PLL_STAT0,
+ sts, (sts & PLL_LOCK), 1000, 20000);
+ if (ret < 0)
+ dev_err(samsung->dev, "DC-PHY pll failed to lock\n");
+
+ return ret;
+}
+
+static void samsung_mipi_dcphy_pll_disable(struct samsung_mipi_dcphy *samsung)
+{
+ regmap_update_bits(samsung->regmap, PLL_CON0, PLL_EN, 0);
+}
+
+static const struct samsung_mipi_dphy_timing *
+samsung_mipi_dphy_get_timing(struct samsung_mipi_dcphy *samsung)
+{
+ const struct samsung_mipi_dphy_timing *timings;
+ unsigned int num_timings;
+ unsigned int lane_mbps = div64_ul(samsung->pll.rate, USEC_PER_SEC);
+ unsigned int i;
+
+ timings = samsung_mipi_dphy_timing_table;
+ num_timings = ARRAY_SIZE(samsung_mipi_dphy_timing_table);
+
+ for (i = num_timings; i > 1; i--)
+ if (lane_mbps <= timings[i - 1].max_lane_mbps)
+ break;
+
+ return &timings[i - 1];
+}
+
+static unsigned long
+samsung_mipi_dcphy_pll_round_rate(struct samsung_mipi_dcphy *samsung,
+ unsigned long prate, unsigned long rate,
+ u8 *prediv, u16 *fbdiv, int *dsm, u8 *scaler)
+{
+ u32 max_fout = samsung->pdata->dphy_tx_max_lane_kbps;
+ u64 best_freq = 0;
+ u64 fin, fvco, fout;
+ u8 min_prediv, max_prediv;
+ u8 _prediv, best_prediv = 1;
+ u16 _fbdiv, best_fbdiv = 1;
+ u8 _scaler, best_scaler = 0;
+ u32 min_delta = UINT_MAX;
+ long _dsm, best_dsm = 0;
+
+ if (!prate) {
+ dev_err(samsung->dev, "parent rate of PLL can not be zero\n");
+ return 0;
+ }
+
+ /*
+ * The PLL output frequency can be calculated using a simple formula:
+ * Fvco = ((m+k/65536) x 2 x Fin) / p
+ * Fout = ((m+k/65536) x 2 x Fin) / (p x 2^s)
+ */
+ fin = div64_ul(prate, MSEC_PER_SEC);
+
+ while (!best_freq) {
+ fout = div64_ul(rate, MSEC_PER_SEC);
+ if (fout > max_fout)
+ fout = max_fout;
+
+ /* 0 ≤ S[2:0] ≤ 6 */
+ for (_scaler = 0; _scaler < 7; _scaler++) {
+ fvco = fout << _scaler;
+
+ /*
+ * 2600MHz ≤ FVCO ≤ 6600MHz
+ */
+ if (fvco < 2600 * MSEC_PER_SEC || fvco > 6600 * MSEC_PER_SEC)
+ continue;
+
+ /* 6MHz ≤ Fref(Fin / p) ≤ 30MHz */
+ min_prediv = DIV_ROUND_UP_ULL(fin, 30 * MSEC_PER_SEC);
+ max_prediv = DIV_ROUND_CLOSEST_ULL(fin, 6 * MSEC_PER_SEC);
+
+ for (_prediv = min_prediv; _prediv <= max_prediv; _prediv++) {
+ u64 delta, tmp;
+
+ _fbdiv = DIV_ROUND_CLOSEST_ULL(fvco * _prediv, 2 * fin);
+
+ /* 64 ≤ M[9:0] ≤ 1023 */
+ if (_fbdiv < 64 || _fbdiv > 1023)
+ continue;
+
+ /* -32767 ≤ K[15:0] ≤ 32767 */
+ _dsm = ((_prediv * fvco) - (2 * _fbdiv * fin));
+ _dsm = DIV_ROUND_UP_ULL(_dsm << 15, fin);
+ if (abs(_dsm) > 32767)
+ continue;
+
+ tmp = DIV_ROUND_CLOSEST_ULL((_fbdiv * fin * 2 * 1000), _prediv);
+ tmp += DIV_ROUND_CLOSEST_ULL((_dsm * fin * 1000), _prediv << 15);
+
+ delta = abs(fvco * MSEC_PER_SEC - tmp);
+ if (delta < min_delta) {
+ best_prediv = _prediv;
+ best_fbdiv = _fbdiv;
+ best_dsm = _dsm;
+ best_scaler = _scaler;
+ min_delta = delta;
+ best_freq = DIV_ROUND_CLOSEST_ULL(tmp, 1000) * MSEC_PER_SEC;
+ }
+ }
+ }
+
+ rate += 100 * MSEC_PER_SEC;
+ }
+
+ *prediv = best_prediv;
+ *fbdiv = best_fbdiv;
+ *dsm = (int)best_dsm & 0xffff;
+ *scaler = best_scaler;
+ dev_dbg(samsung->dev, "p: %d, m: %d, dsm:%ld, scaler: %d\n",
+ best_prediv, best_fbdiv, best_dsm, best_scaler);
+
+ return best_freq >> best_scaler;
+}
+
+static void
+samsung_mipi_dphy_clk_lane_timing_init(struct samsung_mipi_dcphy *samsung)
+{
+ const struct samsung_mipi_dphy_timing *timing;
+ unsigned int lane_hs_rate = div64_ul(samsung->pll.rate, USEC_PER_SEC);
+ u32 val, res_up, res_down;
+
+ timing = samsung_mipi_dphy_get_timing(samsung);
+ regmap_write(samsung->regmap, DPHY_MC_GNR_CON0, 0xf000);
+
+ /*
+ * The Drive-Strength / Voltage-Amplitude is adjusted by setting
+ * the Driver-Up Resistor and Driver-Down Resistor.
+ */
+ res_up = samsung->pdata->dphy_hs_drv_res_cfg->clk_hs_drv_up_ohm;
+ res_down = samsung->pdata->dphy_hs_drv_res_cfg->clk_hs_drv_down_ohm;
+ val = EDGE_CON(7) | EDGE_CON_DIR(0) | EDGE_CON_EN |
+ RES_UP(res_up) | RES_DN(res_down);
+ regmap_write(samsung->regmap, DPHY_MC_ANA_CON0, val);
+
+ if (lane_hs_rate >= 4500)
+ regmap_write(samsung->regmap, DPHY_MC_ANA_CON1, 0x0001);
+
+ val = 0;
+ /*
+ * Divide-by-2 Clock from Serial Clock. Use this when data rate is under
+ * 1500Mbps, otherwise divide-by-16 Clock from Serial Clock
+ */
+ if (lane_hs_rate < 1500)
+ val = HSTX_CLK_SEL;
+
+ val |= T_LPX(timing->lpx);
+ /* T_LP_EXIT_SKEW/T_LP_ENTRY_SKEW unconfig */
+ regmap_write(samsung->regmap, DPHY_MC_TIME_CON0, val);
+
+ val = T_CLK_ZERO(timing->clk_zero) | T_CLK_PREPARE(timing->clk_prepare);
+ regmap_write(samsung->regmap, DPHY_MC_TIME_CON1, val);
+
+ val = T_HS_EXIT(timing->hs_exit) | T_CLK_TRAIL(timing->clk_trail_eot);
+ regmap_write(samsung->regmap, DPHY_MC_TIME_CON2, val);
+
+ val = T_CLK_POST(timing->clk_post);
+ regmap_write(samsung->regmap, DPHY_MC_TIME_CON3, val);
+
+ /* Escape Clock is 20.00MHz */
+ regmap_write(samsung->regmap, DPHY_MC_TIME_CON4, 0x1f4);
+
+ /*
+ * skew calibration should be off, if the operation data rate is
+ * under 1.5Gbps or equal to 1.5Gbps.
+ */
+ if (lane_hs_rate > 1500)
+ regmap_write(samsung->regmap, DPHY_MC_DESKEW_CON0, 0x9cb1);
+}
+
+static void
+samsung_mipi_dphy_data_lane_timing_init(struct samsung_mipi_dcphy *samsung)
+{
+ const struct samsung_mipi_dphy_timing *timing;
+ unsigned int lane_hs_rate = div64_ul(samsung->pll.rate, USEC_PER_SEC);
+ u32 val, res_up, res_down;
+
+ timing = samsung_mipi_dphy_get_timing(samsung);
+
+ /*
+ * The Drive-Strength / Voltage-Amplitude is adjusted by adjusting the
+ * Driver-Up Resistor and Driver-Down Resistor.
+ */
+ res_up = samsung->pdata->dphy_hs_drv_res_cfg->data_hs_drv_up_ohm;
+ res_down = samsung->pdata->dphy_hs_drv_res_cfg->data_hs_drv_down_ohm;
+ val = EDGE_CON(7) | EDGE_CON_DIR(0) | EDGE_CON_EN |
+ RES_UP(res_up) | RES_DN(res_down);
+ regmap_write(samsung->regmap, COMBO_MD0_ANA_CON0, val);
+ regmap_write(samsung->regmap, COMBO_MD1_ANA_CON0, val);
+ regmap_write(samsung->regmap, COMBO_MD2_ANA_CON0, val);
+ regmap_write(samsung->regmap, DPHY_MD3_ANA_CON0, val);
+
+ if (lane_hs_rate >= 4500) {
+ regmap_write(samsung->regmap, COMBO_MD0_ANA_CON1, 0x0001);
+ regmap_write(samsung->regmap, COMBO_MD1_ANA_CON1, 0x0001);
+ regmap_write(samsung->regmap, COMBO_MD2_ANA_CON1, 0x0001);
+ regmap_write(samsung->regmap, DPHY_MD3_ANA_CON1, 0x0001);
+ }
+
+ val = 0;
+ /*
+ * Divide-by-2 Clock from Serial Clock. Use this when data rate is under
+ * 1500Mbps, otherwise divide-by-16 Clock from Serial Clock
+ */
+ if (lane_hs_rate < 1500)
+ val = HSTX_CLK_SEL;
+
+ val |= T_LPX(timing->lpx);
+ /* T_LP_EXIT_SKEW/T_LP_ENTRY_SKEW unconfig */
+ regmap_write(samsung->regmap, COMBO_MD0_TIME_CON0, val);
+ regmap_write(samsung->regmap, COMBO_MD1_TIME_CON0, val);
+ regmap_write(samsung->regmap, COMBO_MD2_TIME_CON0, val);
+ regmap_write(samsung->regmap, DPHY_MD3_TIME_CON0, val);
+
+ val = T_HS_ZERO(timing->hs_zero) | T_HS_PREPARE(timing->hs_prepare);
+ regmap_write(samsung->regmap, COMBO_MD0_TIME_CON1, val);
+ regmap_write(samsung->regmap, COMBO_MD1_TIME_CON1, val);
+ regmap_write(samsung->regmap, COMBO_MD2_TIME_CON1, val);
+ regmap_write(samsung->regmap, DPHY_MD3_TIME_CON1, val);
+
+ val = T_HS_EXIT(timing->hs_exit) | T_HS_TRAIL(timing->hs_trail_eot);
+ regmap_write(samsung->regmap, COMBO_MD0_TIME_CON2, val);
+ regmap_write(samsung->regmap, COMBO_MD1_TIME_CON2, val);
+ regmap_write(samsung->regmap, COMBO_MD2_TIME_CON2, val);
+ regmap_write(samsung->regmap, DPHY_MD3_TIME_CON2, val);
+
+ /* TTA-GET/TTA-GO Timing Counter register use default value */
+ val = T_TA_GET(0x3) | T_TA_GO(0x0);
+ regmap_write(samsung->regmap, COMBO_MD0_TIME_CON3, val);
+ regmap_write(samsung->regmap, COMBO_MD1_TIME_CON3, val);
+ regmap_write(samsung->regmap, COMBO_MD2_TIME_CON3, val);
+ regmap_write(samsung->regmap, DPHY_MD3_TIME_CON3, val);
+
+ /* Escape Clock is 20.00MHz */
+ regmap_write(samsung->regmap, COMBO_MD0_TIME_CON4, 0x1f4);
+ regmap_write(samsung->regmap, COMBO_MD1_TIME_CON4, 0x1f4);
+ regmap_write(samsung->regmap, COMBO_MD2_TIME_CON4, 0x1f4);
+ regmap_write(samsung->regmap, DPHY_MD3_TIME_CON4, 0x1f4);
+}
+
+static int samsung_mipi_dphy_power_on(struct samsung_mipi_dcphy *samsung)
+{
+ int ret;
+
+ reset_control_assert(samsung->m_phy_rst);
+
+ samsung_mipi_dcphy_bias_block_enable(samsung);
+ samsung_mipi_dcphy_pll_configure(samsung);
+ samsung_mipi_dphy_clk_lane_timing_init(samsung);
+ samsung_mipi_dphy_data_lane_timing_init(samsung);
+ ret = samsung_mipi_dcphy_pll_enable(samsung);
+ if (ret < 0)
+ return ret;
+
+ samsung_mipi_dphy_lane_enable(samsung);
+
+ reset_control_deassert(samsung->m_phy_rst);
+
+ /* The TSKEWCAL maximum is 100 µsec
+ * at initial calibration.
+ */
+ usleep_range(100, 110);
+
+ return 0;
+}
+
+static int samsung_mipi_dcphy_power_on(struct phy *phy)
+{
+ struct samsung_mipi_dcphy *samsung = phy_get_drvdata(phy);
+
+ reset_control_assert(samsung->apb_rst);
+ udelay(1);
+ reset_control_deassert(samsung->apb_rst);
+
+ switch (samsung->type) {
+ case PHY_TYPE_DPHY:
+ return samsung_mipi_dphy_power_on(samsung);
+ default:
+ /* CPHY part to be implemented later */
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
+static int samsung_mipi_dcphy_power_off(struct phy *phy)
+{
+ struct samsung_mipi_dcphy *samsung = phy_get_drvdata(phy);
+
+ switch (samsung->type) {
+ case PHY_TYPE_DPHY:
+ samsung_mipi_dphy_lane_disable(samsung);
+ break;
+ default:
+ /* CPHY part to be implemented later */
+ return -EOPNOTSUPP;
+ }
+
+ samsung_mipi_dcphy_pll_disable(samsung);
+
+ return 0;
+}
+
+static int
+samsung_mipi_dcphy_pll_ssc_modulation_calc(struct samsung_mipi_dcphy *samsung,
+ u8 *mfr, u8 *mrr)
+{
+ unsigned long fin = div64_ul(clk_get_rate(samsung->ref_clk), MSEC_PER_SEC);
+ u16 prediv = samsung->pll.prediv;
+ u16 fbdiv = samsung->pll.fbdiv;
+ u16 min_mfr, max_mfr;
+ u16 _mfr, best_mfr = 0;
+ u16 mr, _mrr, best_mrr = 0;
+
+ /* 20KHz ≤ MF ≤ 150KHz */
+ max_mfr = DIV_ROUND_UP(fin, (20 * prediv) << 5);
+ min_mfr = div64_ul(fin, ((150 * prediv) << 5));
+ /*0 ≤ mfr ≤ 255 */
+ if (max_mfr > 256)
+ max_mfr = 256;
+
+ for (_mfr = min_mfr; _mfr < max_mfr; _mfr++) {
+ /* 1 ≤ mrr ≤ 31 */
+ for (_mrr = 1; _mrr < 32; _mrr++) {
+ mr = DIV_ROUND_UP(_mfr * _mrr * 100, fbdiv << 6);
+ /* 0 ≤ MR ≤ 5% */
+ if (mr > 5)
+ continue;
+
+ if (_mfr * _mrr < 513) {
+ best_mfr = _mfr;
+ best_mrr = _mrr;
+ break;
+ }
+ }
+ }
+
+ if (best_mrr) {
+ *mfr = best_mfr & 0xff;
+ *mrr = best_mrr & 0x3f;
+ } else {
+ dev_err(samsung->dev, "failed to calc ssc parameter mfr and mrr\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void
+samsung_mipi_dcphy_pll_calc_rate(struct samsung_mipi_dcphy *samsung,
+ unsigned long long rate)
+{
+ unsigned long prate = clk_get_rate(samsung->ref_clk);
+ unsigned long fout;
+ u8 scaler = 0, mfr = 0, mrr = 0;
+ u16 fbdiv = 0;
+ u8 prediv = 1;
+ int dsm = 0;
+ int ret;
+
+ fout = samsung_mipi_dcphy_pll_round_rate(samsung, prate, rate,
+ &prediv, &fbdiv, &dsm,
+ &scaler);
+
+ dev_dbg(samsung->dev, "%s: fin=%lu, req_rate=%llu\n",
+ __func__, prate, rate);
+ dev_dbg(samsung->dev, "%s: fout=%lu, prediv=%u, fbdiv=%u\n",
+ __func__, fout, prediv, fbdiv);
+
+ samsung->pll.prediv = prediv;
+ samsung->pll.fbdiv = fbdiv;
+ samsung->pll.dsm = dsm;
+ samsung->pll.scaler = scaler;
+ samsung->pll.rate = fout;
+
+ /*
+ * All DPHY 2.0 compliant Transmitters shall support SSC operating above
+ * 2.5 Gbps
+ */
+ if (fout > 2500000000LL) {
+ ret = samsung_mipi_dcphy_pll_ssc_modulation_calc(samsung,
+ &mfr, &mrr);
+ if (!ret) {
+ samsung->pll.ssc_en = true;
+ samsung->pll.mfr = mfr;
+ samsung->pll.mrr = mrr;
+ }
+ }
+}
+
+static int samsung_mipi_dcphy_configure(struct phy *phy,
+ union phy_configure_opts *opts)
+{
+ struct samsung_mipi_dcphy *samsung = phy_get_drvdata(phy);
+ unsigned long long target_rate = opts->mipi_dphy.hs_clk_rate;
+
+ samsung->lanes = opts->mipi_dphy.lanes > 4 ? 4 : opts->mipi_dphy.lanes;
+
+ samsung_mipi_dcphy_pll_calc_rate(samsung, target_rate);
+ opts->mipi_dphy.hs_clk_rate = samsung->pll.rate;
+
+ return 0;
+}
+
+static int samsung_mipi_dcphy_init(struct phy *phy)
+{
+ struct samsung_mipi_dcphy *samsung = phy_get_drvdata(phy);
+
+ return pm_runtime_resume_and_get(samsung->dev);
+}
+
+static int samsung_mipi_dcphy_exit(struct phy *phy)
+{
+ struct samsung_mipi_dcphy *samsung = phy_get_drvdata(phy);
+
+ return pm_runtime_put(samsung->dev);
+}
+
+static const struct phy_ops samsung_mipi_dcphy_ops = {
+ .configure = samsung_mipi_dcphy_configure,
+ .power_on = samsung_mipi_dcphy_power_on,
+ .power_off = samsung_mipi_dcphy_power_off,
+ .init = samsung_mipi_dcphy_init,
+ .exit = samsung_mipi_dcphy_exit,
+ .owner = THIS_MODULE,
+};
+
+static const struct regmap_config samsung_mipi_dcphy_regmap_config = {
+ .name = "dcphy",
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_stride = 4,
+ .max_register = 0x10000,
+};
+
+static struct phy *samsung_mipi_dcphy_xlate(struct device *dev,
+ const struct of_phandle_args *args)
+{
+ struct samsung_mipi_dcphy *samsung = dev_get_drvdata(dev);
+
+ if (args->args_count != 1) {
+ dev_err(dev, "invalid number of arguments\n");
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (samsung->type != PHY_NONE && samsung->type != args->args[0])
+ dev_warn(dev, "phy type select %d overwriting type %d\n",
+ args->args[0], samsung->type);
+
+ samsung->type = args->args[0];
+
+ return samsung->phy;
+}
+
+static int samsung_mipi_dcphy_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
+ struct samsung_mipi_dcphy *samsung;
+ struct phy_provider *phy_provider;
+ struct resource *res;
+ void __iomem *regs;
+ int ret;
+
+ samsung = devm_kzalloc(dev, sizeof(*samsung), GFP_KERNEL);
+ if (!samsung)
+ return -ENOMEM;
+
+ samsung->dev = dev;
+ samsung->pdata = device_get_match_data(dev);
+ platform_set_drvdata(pdev, samsung);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ regs = devm_ioremap_resource(dev, res);
+ if (IS_ERR(regs))
+ return PTR_ERR(regs);
+
+ samsung->regmap = devm_regmap_init_mmio(dev, regs,
+ &samsung_mipi_dcphy_regmap_config);
+ if (IS_ERR(samsung->regmap))
+ return dev_err_probe(dev, PTR_ERR(samsung->regmap), "Failed to init regmap\n");
+
+ samsung->grf_regmap = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
+ if (IS_ERR(samsung->grf_regmap))
+ return dev_err_probe(dev, PTR_ERR(samsung->grf_regmap),
+ "Unable to get rockchip,grf\n");
+
+ samsung->ref_clk = devm_clk_get(dev, "ref");
+ if (IS_ERR(samsung->ref_clk))
+ return dev_err_probe(dev, PTR_ERR(samsung->ref_clk),
+ "Failed to get reference clock\n");
+
+ samsung->pclk = devm_clk_get(dev, "pclk");
+ if (IS_ERR(samsung->pclk))
+ return dev_err_probe(dev, PTR_ERR(samsung->pclk), "Failed to get pclk\n");
+
+ samsung->m_phy_rst = devm_reset_control_get(dev, "m_phy");
+ if (IS_ERR(samsung->m_phy_rst))
+ return dev_err_probe(dev, PTR_ERR(samsung->m_phy_rst),
+ "Failed to get system m_phy_rst control\n");
+
+ samsung->s_phy_rst = devm_reset_control_get(dev, "s_phy");
+ if (IS_ERR(samsung->s_phy_rst))
+ return dev_err_probe(dev, PTR_ERR(samsung->s_phy_rst),
+ "Failed to get system s_phy_rst control\n");
+
+ samsung->apb_rst = devm_reset_control_get(dev, "apb");
+ if (IS_ERR(samsung->apb_rst))
+ return dev_err_probe(dev, PTR_ERR(samsung->apb_rst),
+ "Failed to get system apb_rst control\n");
+
+ samsung->grf_apb_rst = devm_reset_control_get(dev, "grf");
+ if (IS_ERR(samsung->grf_apb_rst))
+ return dev_err_probe(dev, PTR_ERR(samsung->grf_apb_rst),
+ "Failed to get system grf_apb_rst control\n");
+
+ samsung->phy = devm_phy_create(dev, NULL, &samsung_mipi_dcphy_ops);
+ if (IS_ERR(samsung->phy))
+ return dev_err_probe(dev, PTR_ERR(samsung->phy), "Failed to create MIPI DC-PHY\n");
+
+ phy_set_drvdata(samsung->phy, samsung);
+
+ ret = devm_pm_runtime_enable(dev);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to enable runtime PM\n");
+
+ phy_provider = devm_of_phy_provider_register(dev, samsung_mipi_dcphy_xlate);
+ if (IS_ERR(phy_provider))
+ return dev_err_probe(dev, PTR_ERR(phy_provider),
+ "Failed to register phy provider\n");
+
+ return 0;
+}
+
+static __maybe_unused int samsung_mipi_dcphy_runtime_suspend(struct device *dev)
+{
+ struct samsung_mipi_dcphy *samsung = dev_get_drvdata(dev);
+
+ clk_disable_unprepare(samsung->ref_clk);
+ clk_disable_unprepare(samsung->pclk);
+
+ return 0;
+}
+
+static __maybe_unused int samsung_mipi_dcphy_runtime_resume(struct device *dev)
+{
+ struct samsung_mipi_dcphy *samsung = dev_get_drvdata(dev);
+ int ret;
+
+ ret = clk_prepare_enable(samsung->pclk);
+ if (ret) {
+ dev_err(samsung->dev, "Failed to enable pclk, %d\n", ret);
+ return ret;
+ }
+
+ ret = clk_prepare_enable(samsung->ref_clk);
+ if (ret) {
+ dev_err(samsung->dev, "Failed to enable reference clock, %d\n", ret);
+ clk_disable_unprepare(samsung->pclk);
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct dev_pm_ops samsung_mipi_dcphy_pm_ops = {
+ SET_RUNTIME_PM_OPS(samsung_mipi_dcphy_runtime_suspend,
+ samsung_mipi_dcphy_runtime_resume, NULL)
+};
+
+static const struct hs_drv_res_cfg rk3576_dphy_hs_drv_res_cfg = {
+ .clk_hs_drv_up_ohm = STRENGTH_52_OHM,
+ .clk_hs_drv_down_ohm = STRENGTH_52_OHM,
+ .data_hs_drv_up_ohm = STRENGTH_39_OHM,
+ .data_hs_drv_down_ohm = STRENGTH_39_OHM,
+};
+
+static const struct hs_drv_res_cfg rk3588_dphy_hs_drv_res_cfg = {
+ .clk_hs_drv_up_ohm = STRENGTH_34_OHM,
+ .clk_hs_drv_down_ohm = STRENGTH_34_OHM,
+ .data_hs_drv_up_ohm = STRENGTH_43_OHM,
+ .data_hs_drv_down_ohm = STRENGTH_43_OHM,
+};
+
+static const struct samsung_mipi_dcphy_plat_data rk3576_samsung_mipi_dcphy_plat_data = {
+ .dphy_hs_drv_res_cfg = &rk3576_dphy_hs_drv_res_cfg,
+ .dphy_tx_max_lane_kbps = 2500000L,
+};
+
+static const struct samsung_mipi_dcphy_plat_data rk3588_samsung_mipi_dcphy_plat_data = {
+ .dphy_hs_drv_res_cfg = &rk3588_dphy_hs_drv_res_cfg,
+ .dphy_tx_max_lane_kbps = 4500000L,
+};
+
+static const struct of_device_id samsung_mipi_dcphy_of_match[] = {
+ {
+ .compatible = "rockchip,rk3576-mipi-dcphy",
+ .data = &rk3576_samsung_mipi_dcphy_plat_data,
+ }, {
+ .compatible = "rockchip,rk3588-mipi-dcphy",
+ .data = &rk3588_samsung_mipi_dcphy_plat_data,
+ },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, samsung_mipi_dcphy_of_match);
+
+static struct platform_driver samsung_mipi_dcphy_driver = {
+ .driver = {
+ .name = "samsung-mipi-dcphy",
+ .of_match_table = samsung_mipi_dcphy_of_match,
+ .pm = &samsung_mipi_dcphy_pm_ops,
+ },
+ .probe = samsung_mipi_dcphy_probe,
+};
+module_platform_driver(samsung_mipi_dcphy_driver);
+
+MODULE_AUTHOR("Guochun Huang <hero.huang@rock-chips.com>");
+MODULE_DESCRIPTION("Samsung MIPI DCPHY Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
index 946c01210ac8..79db57ee90d1 100644
--- a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
+++ b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c
@@ -8,6 +8,7 @@
*/
#include <linux/bitfield.h>
#include <linux/clk.h>
+#include <linux/clk-provider.h>
#include <linux/delay.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
@@ -15,6 +16,7 @@
#include <linux/of_platform.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
#include <linux/rational.h>
#include <linux/regmap.h>
#include <linux/reset.h>
@@ -23,6 +25,7 @@
#define HDPTX_I_PLL_EN BIT(7)
#define HDPTX_I_BIAS_EN BIT(6)
#define HDPTX_I_BGR_EN BIT(5)
+#define HDPTX_MODE_SEL BIT(0)
#define GRF_HDPTX_STATUS 0x80
#define HDPTX_O_PLL_LOCK_DONE BIT(3)
#define HDPTX_O_PHY_CLK_RDY BIT(2)
@@ -42,66 +45,130 @@
#define LANE_REG(n) HDTPX_REG(n, 0300, 062d)
/* CMN_REG(0008) */
+#define OVRD_LCPLL_EN_MASK BIT(7)
#define LCPLL_EN_MASK BIT(6)
#define LCPLL_LCVCO_MODE_EN_MASK BIT(4)
/* CMN_REG(001e) */
#define LCPLL_PI_EN_MASK BIT(5)
#define LCPLL_100M_CLK_EN_MASK BIT(0)
/* CMN_REG(0025) */
-#define LCPLL_PMS_IQDIV_RSTN BIT(4)
+#define LCPLL_PMS_IQDIV_RSTN_MASK BIT(4)
/* CMN_REG(0028) */
-#define LCPLL_SDC_FRAC_EN BIT(2)
-#define LCPLL_SDC_FRAC_RSTN BIT(0)
+#define LCPLL_SDC_FRAC_EN_MASK BIT(2)
+#define LCPLL_SDC_FRAC_RSTN_MASK BIT(0)
/* CMN_REG(002d) */
#define LCPLL_SDC_N_MASK GENMASK(3, 1)
/* CMN_REG(002e) */
#define LCPLL_SDC_NUMBERATOR_MASK GENMASK(5, 0)
/* CMN_REG(002f) */
#define LCPLL_SDC_DENOMINATOR_MASK GENMASK(7, 2)
-#define LCPLL_SDC_NDIV_RSTN BIT(0)
+#define LCPLL_SDC_NDIV_RSTN_MASK BIT(0)
+/* CMN_REG(003c) */
+#define ANA_LCPLL_RESERVED7_MASK BIT(7)
/* CMN_REG(003d) */
-#define ROPLL_LCVCO_EN BIT(4)
+#define OVRD_ROPLL_EN_MASK BIT(7)
+#define ROPLL_EN_MASK BIT(6)
+#define ROPLL_LCVCO_EN_MASK BIT(4)
+/* CMN_REG(0046) */
+#define ROPLL_ANA_CPP_CTRL_COARSE_MASK GENMASK(7, 4)
+#define ROPLL_ANA_CPP_CTRL_FINE_MASK GENMASK(3, 0)
+/* CMN_REG(0047) */
+#define ROPLL_ANA_LPF_C_SEL_COARSE_MASK GENMASK(5, 3)
+#define ROPLL_ANA_LPF_C_SEL_FINE_MASK GENMASK(2, 0)
/* CMN_REG(004e) */
-#define ROPLL_PI_EN BIT(5)
+#define ROPLL_PI_EN_MASK BIT(5)
+/* CMN_REG(0051) */
+#define ROPLL_PMS_MDIV_MASK GENMASK(7, 0)
+/* CMN_REG(0055) */
+#define ROPLL_PMS_MDIV_AFC_MASK GENMASK(7, 0)
+/* CMN_REG(0059) */
+#define ANA_ROPLL_PMS_PDIV_MASK GENMASK(7, 4)
+#define ANA_ROPLL_PMS_REFDIV_MASK GENMASK(3, 0)
+/* CMN_REG(005a) */
+#define ROPLL_PMS_SDIV_RBR_MASK GENMASK(7, 4)
+#define ROPLL_PMS_SDIV_HBR_MASK GENMASK(3, 0)
+/* CMN_REG(005b) */
+#define ROPLL_PMS_SDIV_HBR2_MASK GENMASK(7, 4)
/* CMN_REG(005c) */
-#define ROPLL_PMS_IQDIV_RSTN BIT(5)
+#define ROPLL_PMS_IQDIV_RSTN_MASK BIT(5)
/* CMN_REG(005e) */
#define ROPLL_SDM_EN_MASK BIT(6)
-#define ROPLL_SDM_FRAC_EN_RBR BIT(3)
-#define ROPLL_SDM_FRAC_EN_HBR BIT(2)
-#define ROPLL_SDM_FRAC_EN_HBR2 BIT(1)
-#define ROPLL_SDM_FRAC_EN_HBR3 BIT(0)
+#define OVRD_ROPLL_SDM_RSTN_MASK BIT(5)
+#define ROPLL_SDM_RSTN_MASK BIT(4)
+#define ROPLL_SDC_FRAC_EN_RBR_MASK BIT(3)
+#define ROPLL_SDC_FRAC_EN_HBR_MASK BIT(2)
+#define ROPLL_SDC_FRAC_EN_HBR2_MASK BIT(1)
+#define ROPLL_SDM_FRAC_EN_HBR3_MASK BIT(0)
+/* CMN_REG(005f) */
+#define OVRD_ROPLL_SDC_RSTN_MASK BIT(5)
+#define ROPLL_SDC_RSTN_MASK BIT(4)
+/* CMN_REG(0060) */
+#define ROPLL_SDM_DENOMINATOR_MASK GENMASK(7, 0)
/* CMN_REG(0064) */
#define ROPLL_SDM_NUM_SIGN_RBR_MASK BIT(3)
+#define ROPLL_SDM_NUM_SIGN_HBR_MASK BIT(2)
+#define ROPLL_SDM_NUM_SIGN_HBR2_MASK BIT(1)
+/* CMN_REG(0065) */
+#define ROPLL_SDM_NUM_MASK GENMASK(7, 0)
/* CMN_REG(0069) */
#define ROPLL_SDC_N_RBR_MASK GENMASK(2, 0)
+/* CMN_REG(006a) */
+#define ROPLL_SDC_N_HBR_MASK GENMASK(5, 3)
+#define ROPLL_SDC_N_HBR2_MASK GENMASK(2, 0)
+/* CMN_REG(006b) */
+#define ROPLL_SDC_N_HBR3_MASK GENMASK(3, 1)
+/* CMN_REG(006c) */
+#define ROPLL_SDC_NUM_MASK GENMASK(5, 0)
+/* cmn_reg0070 */
+#define ROPLL_SDC_DENO_MASK GENMASK(5, 0)
/* CMN_REG(0074) */
-#define ROPLL_SDC_NDIV_RSTN BIT(2)
-#define ROPLL_SSC_EN BIT(0)
+#define OVRD_ROPLL_SDC_NDIV_RSTN_MASK BIT(3)
+#define ROPLL_SDC_NDIV_RSTN_MASK BIT(2)
+#define OVRD_ROPLL_SSC_EN_MASK BIT(1)
+#define ROPLL_SSC_EN_MASK BIT(0)
+/* CMN_REG(0075) */
+#define ANA_ROPLL_SSC_FM_DEVIATION_MASK GENMASK(5, 0)
+/* CMN_REG(0076) */
+#define ANA_ROPLL_SSC_FM_FREQ_MASK GENMASK(6, 2)
+/* CMN_REG(0077) */
+#define ANA_ROPLL_SSC_CLK_DIV_SEL_MASK GENMASK(6, 3)
/* CMN_REG(0081) */
-#define OVRD_PLL_CD_CLK_EN BIT(8)
-#define PLL_CD_HSCLK_EAST_EN BIT(0)
+#define OVRD_PLL_CD_CLK_EN_MASK BIT(8)
+#define ANA_PLL_CD_TX_SER_RATE_SEL_MASK BIT(3)
+#define ANA_PLL_CD_HSCLK_WEST_EN_MASK BIT(1)
+#define ANA_PLL_CD_HSCLK_EAST_EN_MASK BIT(0)
+/* CMN_REG(0082) */
+#define ANA_PLL_CD_VREG_GAIN_CTRL_MASK GENMASK(3, 0)
+/* CMN_REG(0083) */
+#define ANA_PLL_CD_VREG_ICTRL_MASK GENMASK(6, 5)
+/* CMN_REG(0084) */
+#define PLL_LCRO_CLK_SEL_MASK BIT(5)
+/* CMN_REG(0085) */
+#define ANA_PLL_SYNC_LOSS_DET_MODE_MASK GENMASK(1, 0)
/* CMN_REG(0086) */
#define PLL_PCG_POSTDIV_SEL_MASK GENMASK(7, 4)
#define PLL_PCG_CLK_SEL_MASK GENMASK(3, 1)
-#define PLL_PCG_CLK_EN BIT(0)
+#define PLL_PCG_CLK_EN_MASK BIT(0)
/* CMN_REG(0087) */
-#define PLL_FRL_MODE_EN BIT(3)
-#define PLL_TX_HS_CLK_EN BIT(2)
+#define ANA_PLL_FRL_MODE_EN_MASK BIT(3)
+#define ANA_PLL_TX_HS_CLK_EN_MASK BIT(2)
/* CMN_REG(0089) */
-#define LCPLL_ALONE_MODE BIT(1)
+#define LCPLL_ALONE_MODE_MASK BIT(1)
+/* CMN_REG(0095) */
+#define DP_TX_LINK_BW_MASK GENMASK(1, 0)
/* CMN_REG(0097) */
-#define DIG_CLK_SEL BIT(1)
-#define ROPLL_REF BIT(1)
-#define LCPLL_REF 0
+#define DIG_CLK_SEL_MASK BIT(1)
+#define LCPLL_REF BIT(1)
+#define ROPLL_REF 0
/* CMN_REG(0099) */
-#define CMN_ROPLL_ALONE_MODE BIT(2)
+#define SSC_EN_MASK GENMASK(7, 6)
+#define CMN_ROPLL_ALONE_MODE_MASK BIT(2)
#define ROPLL_ALONE_MODE BIT(2)
/* CMN_REG(009a) */
-#define HS_SPEED_SEL BIT(0)
+#define HS_SPEED_SEL_MASK BIT(0)
#define DIV_10_CLOCK BIT(0)
/* CMN_REG(009b) */
-#define IS_SPEED_SEL BIT(4)
+#define LS_SPEED_SEL_MASK BIT(4)
#define LINK_SYMBOL_CLOCK BIT(4)
#define LINK_SYMBOL_CLOCK1_2 0
@@ -116,6 +183,8 @@
/* SB_REG(0104) */
#define OVRD_SB_EN_MASK BIT(5)
#define SB_EN_MASK BIT(4)
+#define OVRD_SB_AUX_EN_MASK BIT(1)
+#define SB_AUX_EN_MASK BIT(0)
/* SB_REG(0105) */
#define OVRD_SB_EARC_CMDC_EN_MASK BIT(6)
#define SB_EARC_CMDC_EN_MASK BIT(5)
@@ -124,6 +193,8 @@
#define ANA_SB_TX_LLVL_PROG_MASK GENMASK(6, 4)
/* SB_REG(0109) */
#define ANA_SB_DMRX_AFC_DIV_RATIO_MASK GENMASK(2, 0)
+/* SB_REG(010d) */
+#define ANA_SB_DMRX_LPBK_DATA_MASK BIT(4)
/* SB_REG(010f) */
#define OVRD_SB_VREG_EN_MASK BIT(7)
#define SB_VREG_EN_MASK BIT(6)
@@ -131,6 +202,7 @@
#define SB_VREG_LPF_BYPASS_MASK BIT(4)
#define ANA_SB_VREG_GAIN_CTRL_MASK GENMASK(3, 0)
/* SB_REG(0110) */
+#define ANA_SB_VREG_OUT_SEL_MASK BIT(1)
#define ANA_SB_VREG_REF_SEL_MASK BIT(0)
/* SB_REG(0113) */
#define SB_RX_RCAL_OPT_CODE_MASK GENMASK(5, 4)
@@ -145,13 +217,24 @@
#define AFC_RSTN_DELAY_TIME_MASK GENMASK(6, 4)
/* SB_REG(0117) */
#define FAST_PULSE_TIME_MASK GENMASK(3, 0)
+/* SB_REG(0118) */
+#define SB_TG_EARC_DMRX_RECVRD_CLK_CNT_MASK GENMASK(7, 0)
+/* SB_REG(011a) */
+#define SB_TG_CNT_RUN_NO_7_0_MASK GENMASK(7, 0)
/* SB_REG(011b) */
#define SB_EARC_SIG_DET_BYPASS_MASK BIT(4)
#define SB_AFC_TOL_MASK GENMASK(3, 0)
+/* SB_REG(011c) */
+#define SB_AFC_STB_NUM_MASK GENMASK(3, 0)
+/* SB_REG(011d) */
+#define SB_TG_OSC_CNT_MIN_MASK GENMASK(7, 0)
+/* SB_REG(011e) */
+#define SB_TG_OSC_CNT_MAX_MASK GENMASK(7, 0)
/* SB_REG(011f) */
#define SB_PWM_AFC_CTRL_MASK GENMASK(7, 2)
#define SB_RCAL_RSTN_MASK BIT(1)
/* SB_REG(0120) */
+#define SB_AUX_EN_IN_MASK BIT(7)
#define SB_EARC_EN_MASK BIT(1)
#define SB_EARC_AFC_EN_MASK BIT(2)
/* SB_REG(0123) */
@@ -159,70 +242,95 @@
#define SB_READY_MASK BIT(4)
/* LNTOP_REG(0200) */
-#define PROTOCOL_SEL BIT(2)
+#define PROTOCOL_SEL_MASK BIT(2)
#define HDMI_MODE BIT(2)
#define HDMI_TMDS_FRL_SEL BIT(1)
/* LNTOP_REG(0206) */
-#define DATA_BUS_SEL BIT(0)
+#define DATA_BUS_WIDTH_MASK GENMASK(2, 1)
+#define DATA_BUS_WIDTH_SEL_MASK BIT(0)
#define DATA_BUS_36_40 BIT(0)
/* LNTOP_REG(0207) */
-#define LANE_EN 0xf
+#define LANE_EN_MASK 0xf
#define ALL_LANE_EN 0xf
+/* LANE_REG(0301) */
+#define OVRD_LN_TX_DRV_EI_EN_MASK BIT(7)
+#define LN_TX_DRV_EI_EN_MASK BIT(6)
+/* LANE_REG(0303) */
+#define OVRD_LN_TX_DRV_LVL_CTRL_MASK BIT(5)
+#define LN_TX_DRV_LVL_CTRL_MASK GENMASK(4, 0)
+/* LANE_REG(0304) */
+#define OVRD_LN_TX_DRV_POST_LVL_CTRL_MASK BIT(4)
+#define LN_TX_DRV_POST_LVL_CTRL_MASK GENMASK(3, 0)
+/* LANE_REG(0305) */
+#define OVRD_LN_TX_DRV_PRE_LVL_CTRL_MASK BIT(6)
+#define LN_TX_DRV_PRE_LVL_CTRL_MASK GENMASK(5, 2)
+/* LANE_REG(0306) */
+#define LN_ANA_TX_DRV_IDRV_IDN_CTRL_MASK GENMASK(7, 5)
+#define LN_ANA_TX_DRV_IDRV_IUP_CTRL_MASK GENMASK(4, 2)
+#define LN_ANA_TX_DRV_ACCDRV_EN_MASK BIT(0)
+/* LANE_REG(0307) */
+#define LN_ANA_TX_DRV_ACCDRV_POL_SEL_MASK BIT(6)
+#define LN_ANA_TX_DRV_ACCDRV_CTRL_MASK GENMASK(5, 3)
+/* LANE_REG(030a) */
+#define LN_ANA_TX_JEQ_EN_MASK BIT(4)
+#define LN_TX_JEQ_EVEN_CTRL_RBR_MASK GENMASK(3, 0)
+/* LANE_REG(030b) */
+#define LN_TX_JEQ_EVEN_CTRL_HBR_MASK GENMASK(7, 4)
+#define LN_TX_JEQ_EVEN_CTRL_HBR2_MASK GENMASK(3, 0)
+/* LANE_REG(030c) */
+#define LN_TX_JEQ_ODD_CTRL_RBR_MASK GENMASK(3, 0)
+/* LANE_REG(030d) */
+#define LN_TX_JEQ_ODD_CTRL_HBR_MASK GENMASK(7, 4)
+#define LN_TX_JEQ_ODD_CTRL_HBR2_MASK GENMASK(3, 0)
+/* LANE_REG(0310) */
+#define LN_ANA_TX_SYNC_LOSS_DET_MODE_MASK GENMASK(1, 0)
+/* LANE_REG(0311) */
+#define LN_TX_SER_40BIT_EN_RBR_MASK BIT(3)
+#define LN_TX_SER_40BIT_EN_HBR_MASK BIT(2)
+#define LN_TX_SER_40BIT_EN_HBR2_MASK BIT(1)
/* LANE_REG(0312) */
-#define LN0_TX_SER_RATE_SEL_RBR BIT(5)
-#define LN0_TX_SER_RATE_SEL_HBR BIT(4)
-#define LN0_TX_SER_RATE_SEL_HBR2 BIT(3)
-#define LN0_TX_SER_RATE_SEL_HBR3 BIT(2)
+#define LN0_TX_SER_RATE_SEL_RBR_MASK BIT(5)
+#define LN0_TX_SER_RATE_SEL_HBR_MASK BIT(4)
+#define LN0_TX_SER_RATE_SEL_HBR2_MASK BIT(3)
+#define LN0_TX_SER_RATE_SEL_HBR3_MASK BIT(2)
+/* LANE_REG(0316) */
+#define LN_ANA_TX_SER_VREG_GAIN_CTRL_MASK GENMASK(3, 0)
+/* LANE_REG(031B) */
+#define LN_ANA_TX_RESERVED_MASK GENMASK(7, 0)
+/* LANE_REG(031e) */
+#define LN_POLARITY_INV_MASK BIT(2)
+#define LN_LANE_MODE_MASK BIT(1)
+
/* LANE_REG(0412) */
-#define LN1_TX_SER_RATE_SEL_RBR BIT(5)
-#define LN1_TX_SER_RATE_SEL_HBR BIT(4)
-#define LN1_TX_SER_RATE_SEL_HBR2 BIT(3)
-#define LN1_TX_SER_RATE_SEL_HBR3 BIT(2)
+#define LN1_TX_SER_RATE_SEL_RBR_MASK BIT(5)
+#define LN1_TX_SER_RATE_SEL_HBR_MASK BIT(4)
+#define LN1_TX_SER_RATE_SEL_HBR2_MASK BIT(3)
+#define LN1_TX_SER_RATE_SEL_HBR3_MASK BIT(2)
+
/* LANE_REG(0512) */
-#define LN2_TX_SER_RATE_SEL_RBR BIT(5)
-#define LN2_TX_SER_RATE_SEL_HBR BIT(4)
-#define LN2_TX_SER_RATE_SEL_HBR2 BIT(3)
-#define LN2_TX_SER_RATE_SEL_HBR3 BIT(2)
+#define LN2_TX_SER_RATE_SEL_RBR_MASK BIT(5)
+#define LN2_TX_SER_RATE_SEL_HBR_MASK BIT(4)
+#define LN2_TX_SER_RATE_SEL_HBR2_MASK BIT(3)
+#define LN2_TX_SER_RATE_SEL_HBR3_MASK BIT(2)
+
/* LANE_REG(0612) */
-#define LN3_TX_SER_RATE_SEL_RBR BIT(5)
-#define LN3_TX_SER_RATE_SEL_HBR BIT(4)
-#define LN3_TX_SER_RATE_SEL_HBR2 BIT(3)
-#define LN3_TX_SER_RATE_SEL_HBR3 BIT(2)
-
-struct lcpll_config {
- u32 bit_rate;
- u8 lcvco_mode_en;
- u8 pi_en;
- u8 clk_en_100m;
- u8 pms_mdiv;
- u8 pms_mdiv_afc;
- u8 pms_pdiv;
- u8 pms_refdiv;
- u8 pms_sdiv;
- u8 pi_cdiv_rstn;
- u8 pi_cdiv_sel;
- u8 sdm_en;
- u8 sdm_rstn;
- u8 sdc_frac_en;
- u8 sdc_rstn;
- u8 sdm_deno;
- u8 sdm_num_sign;
- u8 sdm_num;
- u8 sdc_n;
- u8 sdc_n2;
- u8 sdc_num;
- u8 sdc_deno;
- u8 sdc_ndiv_rstn;
- u8 ssc_en;
- u8 ssc_fm_dev;
- u8 ssc_fm_freq;
- u8 ssc_clk_div_sel;
- u8 cd_tx_ser_rate_sel;
+#define LN3_TX_SER_RATE_SEL_RBR_MASK BIT(5)
+#define LN3_TX_SER_RATE_SEL_HBR_MASK BIT(4)
+#define LN3_TX_SER_RATE_SEL_HBR2_MASK BIT(3)
+#define LN3_TX_SER_RATE_SEL_HBR3_MASK BIT(2)
+
+#define HDMI14_MAX_RATE 340000000
+#define HDMI20_MAX_RATE 600000000
+
+enum dp_link_rate {
+ DP_BW_RBR,
+ DP_BW_HBR,
+ DP_BW_HBR2,
};
struct ropll_config {
- u32 bit_rate;
+ unsigned long long rate;
u8 pms_mdiv;
u8 pms_mdiv_afc;
u8 pms_pdiv;
@@ -251,69 +359,100 @@ struct ropll_config {
u8 cd_tx_ser_rate_sel;
};
+struct tx_drv_ctrl {
+ u8 tx_drv_lvl_ctrl;
+ u8 tx_drv_post_lvl_ctrl;
+ u8 ana_tx_drv_idrv_idn_ctrl;
+ u8 ana_tx_drv_idrv_iup_ctrl;
+ u8 ana_tx_drv_accdrv_en;
+ u8 ana_tx_drv_accdrv_ctrl;
+ u8 tx_drv_pre_lvl_ctrl;
+ u8 ana_tx_jeq_en;
+ u8 tx_jeq_even_ctrl;
+ u8 tx_jeq_odd_ctrl;
+};
+
enum rk_hdptx_reset {
- RST_PHY = 0,
- RST_APB,
+ RST_APB = 0,
RST_INIT,
RST_CMN,
RST_LANE,
- RST_ROPLL,
- RST_LCPLL,
RST_MAX
};
+#define MAX_HDPTX_PHY_NUM 2
+
+struct rk_hdptx_phy_cfg {
+ unsigned int num_phys;
+ unsigned int phy_ids[MAX_HDPTX_PHY_NUM];
+};
+
struct rk_hdptx_phy {
struct device *dev;
struct regmap *regmap;
struct regmap *grf;
+ int phy_id;
struct phy *phy;
- struct phy_config *phy_cfg;
+ struct phy_configure_opts_hdmi hdmi_cfg;
struct clk_bulk_data *clks;
int nr_clks;
struct reset_control_bulk_data rsts[RST_MAX];
+
+ /* clk provider */
+ struct clk_hw hw;
+ unsigned long hw_rate;
+ bool restrict_rate_change;
+
+ atomic_t usage_count;
+
+ /* used for dp mode */
+ unsigned int link_rate;
+ unsigned int lanes;
};
static const struct ropll_config ropll_tmds_cfg[] = {
- { 5940000, 124, 124, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
+ { 594000000ULL, 124, 124, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 3712500, 155, 155, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
+ { 371250000ULL, 155, 155, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 2970000, 124, 124, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
+ { 297000000ULL, 124, 124, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1620000, 135, 135, 1, 1, 3, 1, 1, 0, 1, 1, 1, 1, 4, 0, 3, 5, 5, 0x10,
+ { 162000000ULL, 135, 135, 1, 1, 3, 1, 1, 0, 1, 1, 1, 1, 4, 0, 3, 5, 5, 0x10,
1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1856250, 155, 155, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
+ { 185625000ULL, 155, 155, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1540000, 193, 193, 1, 1, 5, 1, 1, 1, 1, 1, 1, 1, 193, 1, 32, 2, 1,
+ { 154000000ULL, 193, 193, 1, 1, 5, 1, 1, 1, 1, 1, 1, 1, 193, 1, 32, 2, 1,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1485000, 0x7b, 0x7b, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 4, 0, 3, 5, 5,
+ { 148500000ULL, 0x7b, 0x7b, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 4, 0, 3, 5, 5,
0x10, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1462500, 122, 122, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 244, 1, 16, 2, 1, 1,
+ { 146250000ULL, 122, 122, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 244, 1, 16, 2, 1, 1,
1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1190000, 149, 149, 1, 1, 5, 1, 1, 1, 1, 1, 1, 1, 149, 1, 16, 2, 1, 1,
+ { 119000000ULL, 149, 149, 1, 1, 5, 1, 1, 1, 1, 1, 1, 1, 149, 1, 16, 2, 1, 1,
1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1065000, 89, 89, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 89, 1, 16, 1, 0, 1,
+ { 106500000ULL, 89, 89, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 89, 1, 16, 1, 0, 1,
1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 1080000, 135, 135, 1, 1, 5, 1, 1, 0, 1, 0, 1, 1, 0x9, 0, 0x05, 0,
+ { 108000000ULL, 135, 135, 1, 1, 5, 1, 1, 0, 1, 0, 1, 1, 0x9, 0, 0x05, 0,
0x14, 0x18, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 855000, 214, 214, 1, 1, 11, 1, 1, 1, 1, 1, 1, 1, 214, 1, 16, 2, 1,
+ { 85500000ULL, 214, 214, 1, 1, 11, 1, 1, 1, 1, 1, 1, 1, 214, 1, 16, 2, 1,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 835000, 105, 105, 1, 1, 5, 1, 1, 1, 1, 1, 1, 1, 42, 1, 16, 1, 0,
+ { 83500000ULL, 105, 105, 1, 1, 5, 1, 1, 1, 1, 1, 1, 1, 42, 1, 16, 1, 0,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 928125, 155, 155, 1, 1, 7, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
+ { 92812500ULL, 155, 155, 1, 1, 7, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 742500, 124, 124, 1, 1, 7, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
+ { 74250000ULL, 124, 124, 1, 1, 7, 1, 1, 1, 1, 1, 1, 1, 62, 1, 16, 5, 0,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 650000, 162, 162, 1, 1, 11, 1, 1, 1, 1, 1, 1, 1, 54, 0, 16, 4, 1,
+ { 65000000ULL, 162, 162, 1, 1, 11, 1, 1, 1, 1, 1, 1, 1, 54, 0, 16, 4, 1,
1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 337500, 0x70, 0x70, 1, 1, 0xf, 1, 1, 1, 1, 1, 1, 1, 0x2, 0, 0x01, 5,
+ { 50250000ULL, 84, 84, 1, 1, 7, 1, 1, 1, 1, 1, 1, 1, 11, 1, 4, 5,
+ 4, 11, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
+ { 33750000ULL, 0x70, 0x70, 1, 1, 0xf, 1, 1, 1, 1, 1, 1, 1, 0x2, 0, 0x01, 5,
1, 1, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 400000, 100, 100, 1, 1, 11, 1, 1, 0, 1, 0, 1, 1, 0x9, 0, 0x05, 0,
+ { 40000000ULL, 100, 100, 1, 1, 11, 1, 1, 0, 1, 0, 1, 1, 0x9, 0, 0x05, 0,
0x14, 0x18, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 270000, 0x5a, 0x5a, 1, 1, 0xf, 1, 1, 0, 1, 0, 1, 1, 0x9, 0, 0x05, 0,
+ { 27000000ULL, 0x5a, 0x5a, 1, 1, 0xf, 1, 1, 0, 1, 0, 1, 1, 0x9, 0, 0x05, 0,
0x14, 0x18, 1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
- { 251750, 84, 84, 1, 1, 0xf, 1, 1, 1, 1, 1, 1, 1, 168, 1, 16, 4, 1, 1,
+ { 25175000ULL, 84, 84, 1, 1, 0xf, 1, 1, 1, 1, 1, 1, 1, 168, 1, 16, 4, 1, 1,
1, 0, 0x20, 0x0c, 1, 0x0e, 0, 0, },
};
@@ -550,16 +689,100 @@ static const struct reg_sequence rk_hdtpx_tmds_lane_init_seq[] = {
REG_SEQ0(LANE_REG(0606), 0x1c),
};
+static struct tx_drv_ctrl tx_drv_ctrl_rbr[4][4] = {
+ /* voltage swing 0, pre-emphasis 0->3 */
+ {
+ { 0x2, 0x0, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0x4, 0x3, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0x7, 0x6, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0xd, 0xc, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 1, pre-emphasis 0->2 */
+ {
+ { 0x4, 0x0, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0x9, 0x5, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0xc, 0x8, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 2, pre-emphasis 0->1 */
+ {
+ { 0x8, 0x0, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0xc, 0x5, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 3, pre-emphasis 0 */
+ {
+ { 0xb, 0x0, 0x7, 0x7, 0x1, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ }
+};
+
+static struct tx_drv_ctrl tx_drv_ctrl_hbr[4][4] = {
+ /* voltage swing 0, pre-emphasis 0->3 */
+ {
+ { 0x2, 0x0, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0x5, 0x4, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0x9, 0x8, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0xd, 0xc, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 1, pre-emphasis 0->2 */
+ {
+ { 0x6, 0x1, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0xa, 0x6, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0xc, 0x8, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 2, pre-emphasis 0->1 */
+ {
+ { 0x9, 0x1, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0xd, 0x6, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 3, pre-emphasis 0 */
+ {
+ { 0xc, 0x1, 0x7, 0x7, 0x1, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ }
+};
+
+static struct tx_drv_ctrl tx_drv_ctrl_hbr2[4][4] = {
+ /* voltage swing 0, pre-emphasis 0->3 */
+ {
+ { 0x2, 0x1, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0x5, 0x4, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0x9, 0x8, 0x4, 0x6, 0x1, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0xd, 0xc, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 1, pre-emphasis 0->2 */
+ {
+ { 0x6, 0x1, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0xb, 0x7, 0x4, 0x6, 0x0, 0x4, 0x0, 0x1, 0x7, 0x7 },
+ { 0xd, 0x9, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 2, pre-emphasis 0->1 */
+ {
+ { 0x8, 0x1, 0x4, 0x6, 0x0, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ { 0xc, 0x6, 0x7, 0x7, 0x1, 0x7, 0x0, 0x1, 0x7, 0x7 },
+ },
+
+ /* voltage swing 3, pre-emphasis 0 */
+ {
+ { 0xb, 0x0, 0x7, 0x7, 0x1, 0x4, 0x1, 0x1, 0x7, 0x7 },
+ }
+};
+
static bool rk_hdptx_phy_is_rw_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
- case 0x0000 ... 0x029c:
- case 0x0400 ... 0x04a4:
- case 0x0800 ... 0x08a4:
- case 0x0c00 ... 0x0cb4:
- case 0x1000 ... 0x10b4:
- case 0x1400 ... 0x14b4:
- case 0x1800 ... 0x18b4:
+ case 0x0000 ... 0x029c: /* CMN Register */
+ case 0x0400 ... 0x04a4: /* Sideband Register */
+ case 0x0800 ... 0x08a4: /* Lane Top Register */
+ case 0x0c00 ... 0x0cb4: /* Lane 0 Register */
+ case 0x1000 ... 0x10b4: /* Lane 1 Register */
+ case 0x1400 ... 0x14b4: /* Lane 2 Register */
+ case 0x1800 ... 0x18b4: /* Lane 3 Register */
return true;
}
@@ -655,11 +878,6 @@ static void rk_hdptx_phy_disable(struct rk_hdptx_phy *hdptx)
{
u32 val;
- /* reset phy and apb, or phy locked flag may keep 1 */
- reset_control_assert(hdptx->rsts[RST_PHY].rstc);
- usleep_range(20, 30);
- reset_control_deassert(hdptx->rsts[RST_PHY].rstc);
-
reset_control_assert(hdptx->rsts[RST_APB].rstc);
usleep_range(20, 30);
reset_control_deassert(hdptx->rsts[RST_APB].rstc);
@@ -680,10 +898,10 @@ static void rk_hdptx_phy_disable(struct rk_hdptx_phy *hdptx)
regmap_write(hdptx->grf, GRF_HDPTX_CON0, val);
}
-static bool rk_hdptx_phy_clk_pll_calc(unsigned int data_rate,
+static bool rk_hdptx_phy_clk_pll_calc(unsigned long long rate,
struct ropll_config *cfg)
{
- const unsigned int fout = data_rate / 2, fref = 24000;
+ const unsigned int fout = div_u64(rate, 200), fref = 24000;
unsigned long k = 0, lc, k_sub, lc_sub;
unsigned int fvco, sdc;
u32 mdiv, sdiv, n = 8;
@@ -752,38 +970,37 @@ static bool rk_hdptx_phy_clk_pll_calc(unsigned int data_rate,
return true;
}
-static int rk_hdptx_ropll_tmds_cmn_config(struct rk_hdptx_phy *hdptx,
- unsigned int rate)
+static int rk_hdptx_ropll_tmds_cmn_config(struct rk_hdptx_phy *hdptx)
{
const struct ropll_config *cfg = NULL;
struct ropll_config rc = {0};
- int i;
+ int ret, i;
+
+ if (!hdptx->hdmi_cfg.tmds_char_rate)
+ return 0;
for (i = 0; i < ARRAY_SIZE(ropll_tmds_cfg); i++)
- if (rate == ropll_tmds_cfg[i].bit_rate) {
+ if (hdptx->hdmi_cfg.tmds_char_rate == ropll_tmds_cfg[i].rate) {
cfg = &ropll_tmds_cfg[i];
break;
}
if (!cfg) {
- if (rk_hdptx_phy_clk_pll_calc(rate, &rc)) {
- cfg = &rc;
- } else {
- dev_err(hdptx->dev, "%s cannot find pll cfg\n", __func__);
+ if (!rk_hdptx_phy_clk_pll_calc(hdptx->hdmi_cfg.tmds_char_rate, &rc)) {
+ dev_err(hdptx->dev, "%s cannot find pll cfg for rate=%llu\n",
+ __func__, hdptx->hdmi_cfg.tmds_char_rate);
return -EINVAL;
}
+
+ cfg = &rc;
}
- dev_dbg(hdptx->dev, "mdiv=%u, sdiv=%u, sdm_en=%u, k_sign=%u, k=%u, lc=%u\n",
- cfg->pms_mdiv, cfg->pms_sdiv + 1, cfg->sdm_en,
- cfg->sdm_num_sign, cfg->sdm_num, cfg->sdm_deno);
+ dev_dbg(hdptx->dev, "%s rate=%llu mdiv=%u sdiv=%u sdm_en=%u k_sign=%u k=%u lc=%u\n",
+ __func__, hdptx->hdmi_cfg.tmds_char_rate, cfg->pms_mdiv, cfg->pms_sdiv + 1,
+ cfg->sdm_en, cfg->sdm_num_sign, cfg->sdm_num, cfg->sdm_deno);
rk_hdptx_pre_power_up(hdptx);
- reset_control_assert(hdptx->rsts[RST_ROPLL].rstc);
- usleep_range(20, 30);
- reset_control_deassert(hdptx->rsts[RST_ROPLL].rstc);
-
rk_hdptx_multi_reg_write(hdptx, rk_hdtpx_common_cmn_init_seq);
rk_hdptx_multi_reg_write(hdptx, rk_hdtpx_tmds_cmn_init_seq);
@@ -813,33 +1030,26 @@ static int rk_hdptx_ropll_tmds_cmn_config(struct rk_hdptx_phy *hdptx,
regmap_update_bits(hdptx->regmap, CMN_REG(0086), PLL_PCG_POSTDIV_SEL_MASK,
FIELD_PREP(PLL_PCG_POSTDIV_SEL_MASK, cfg->pms_sdiv));
- regmap_update_bits(hdptx->regmap, CMN_REG(0086), PLL_PCG_CLK_EN,
- PLL_PCG_CLK_EN);
+ regmap_update_bits(hdptx->regmap, CMN_REG(0086), PLL_PCG_CLK_SEL_MASK,
+ FIELD_PREP(PLL_PCG_CLK_SEL_MASK, (hdptx->hdmi_cfg.bpc - 8) >> 1));
- return rk_hdptx_post_enable_pll(hdptx);
-}
+ regmap_update_bits(hdptx->regmap, CMN_REG(0086), PLL_PCG_CLK_EN_MASK,
+ FIELD_PREP(PLL_PCG_CLK_EN_MASK, 0x1));
-static int rk_hdptx_ropll_tmds_mode_config(struct rk_hdptx_phy *hdptx,
- unsigned int rate)
-{
- u32 val;
- int ret;
+ ret = rk_hdptx_post_enable_pll(hdptx);
+ if (!ret)
+ hdptx->hw_rate = hdptx->hdmi_cfg.tmds_char_rate;
- ret = regmap_read(hdptx->grf, GRF_HDPTX_STATUS, &val);
- if (ret)
- return ret;
-
- if (!(val & HDPTX_O_PLL_LOCK_DONE)) {
- ret = rk_hdptx_ropll_tmds_cmn_config(hdptx, rate);
- if (ret)
- return ret;
- }
+ return ret;
+}
+static int rk_hdptx_ropll_tmds_mode_config(struct rk_hdptx_phy *hdptx)
+{
rk_hdptx_multi_reg_write(hdptx, rk_hdtpx_common_sb_init_seq);
regmap_write(hdptx->regmap, LNTOP_REG(0200), 0x06);
- if (rate >= 3400000) {
+ if (hdptx->hdmi_cfg.tmds_char_rate > HDMI14_MAX_RATE) {
/* For 1/40 bitrate clk */
rk_hdptx_multi_reg_write(hdptx, rk_hdtpx_tmds_lntop_highbr_seq);
} else {
@@ -856,29 +1066,411 @@ static int rk_hdptx_ropll_tmds_mode_config(struct rk_hdptx_phy *hdptx,
return rk_hdptx_post_enable_lane(hdptx);
}
-static int rk_hdptx_phy_power_on(struct phy *phy)
+static void rk_hdptx_dp_reset(struct rk_hdptx_phy *hdptx)
{
- struct rk_hdptx_phy *hdptx = phy_get_drvdata(phy);
- int ret, bus_width = phy_get_bus_width(hdptx->phy);
- /*
- * FIXME: Temporary workaround to pass pixel_clk_rate
- * from the HDMI bridge driver until phy_configure_opts_hdmi
- * becomes available in the PHY API.
- */
- unsigned int rate = bus_width & 0xfffffff;
+ reset_control_assert(hdptx->rsts[RST_LANE].rstc);
+ reset_control_assert(hdptx->rsts[RST_CMN].rstc);
+ reset_control_assert(hdptx->rsts[RST_INIT].rstc);
+
+ reset_control_assert(hdptx->rsts[RST_APB].rstc);
+ udelay(10);
+ reset_control_deassert(hdptx->rsts[RST_APB].rstc);
+
+ regmap_update_bits(hdptx->regmap, LANE_REG(0301),
+ OVRD_LN_TX_DRV_EI_EN_MASK | LN_TX_DRV_EI_EN_MASK,
+ FIELD_PREP(OVRD_LN_TX_DRV_EI_EN_MASK, 1) |
+ FIELD_PREP(LN_TX_DRV_EI_EN_MASK, 0));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0401),
+ OVRD_LN_TX_DRV_EI_EN_MASK | LN_TX_DRV_EI_EN_MASK,
+ FIELD_PREP(OVRD_LN_TX_DRV_EI_EN_MASK, 1) |
+ FIELD_PREP(LN_TX_DRV_EI_EN_MASK, 0));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0501),
+ OVRD_LN_TX_DRV_EI_EN_MASK | LN_TX_DRV_EI_EN_MASK,
+ FIELD_PREP(OVRD_LN_TX_DRV_EI_EN_MASK, 1) |
+ FIELD_PREP(LN_TX_DRV_EI_EN_MASK, 0));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0601),
+ OVRD_LN_TX_DRV_EI_EN_MASK | LN_TX_DRV_EI_EN_MASK,
+ FIELD_PREP(OVRD_LN_TX_DRV_EI_EN_MASK, 1) |
+ FIELD_PREP(LN_TX_DRV_EI_EN_MASK, 0));
+
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_I_PLL_EN << 16 | FIELD_PREP(HDPTX_I_PLL_EN, 0x0));
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_I_BIAS_EN << 16 | FIELD_PREP(HDPTX_I_BIAS_EN, 0x0));
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_I_BGR_EN << 16 | FIELD_PREP(HDPTX_I_BGR_EN, 0x0));
+}
+
+static int rk_hdptx_phy_consumer_get(struct rk_hdptx_phy *hdptx)
+{
+ enum phy_mode mode = phy_get_mode(hdptx->phy);
+ u32 status;
+ int ret;
- dev_dbg(hdptx->dev, "%s bus_width=%x rate=%u\n",
- __func__, bus_width, rate);
+ if (atomic_inc_return(&hdptx->usage_count) > 1)
+ return 0;
- ret = pm_runtime_resume_and_get(hdptx->dev);
+ ret = regmap_read(hdptx->grf, GRF_HDPTX_STATUS, &status);
+ if (ret)
+ goto dec_usage;
+
+ if (status & HDPTX_O_PLL_LOCK_DONE)
+ dev_warn(hdptx->dev, "PLL locked by unknown consumer!\n");
+
+ if (mode == PHY_MODE_DP) {
+ rk_hdptx_dp_reset(hdptx);
+ } else {
+ ret = rk_hdptx_ropll_tmds_cmn_config(hdptx);
+ if (ret)
+ goto dec_usage;
+ }
+
+ return 0;
+
+dec_usage:
+ atomic_dec(&hdptx->usage_count);
+ return ret;
+}
+
+static int rk_hdptx_phy_consumer_put(struct rk_hdptx_phy *hdptx, bool force)
+{
+ enum phy_mode mode = phy_get_mode(hdptx->phy);
+ u32 status;
+ int ret;
+
+ ret = atomic_dec_return(&hdptx->usage_count);
+ if (ret > 0)
+ return 0;
+
+ if (ret < 0) {
+ dev_warn(hdptx->dev, "Usage count underflow!\n");
+ ret = -EINVAL;
+ } else {
+ ret = regmap_read(hdptx->grf, GRF_HDPTX_STATUS, &status);
+ if (!ret) {
+ if (status & HDPTX_O_PLL_LOCK_DONE) {
+ if (mode == PHY_MODE_DP)
+ rk_hdptx_dp_reset(hdptx);
+ else
+ rk_hdptx_phy_disable(hdptx);
+ }
+ return 0;
+ } else if (force) {
+ return 0;
+ }
+ }
+
+ atomic_inc(&hdptx->usage_count);
+ return ret;
+}
+
+static void rk_hdptx_dp_pll_init(struct rk_hdptx_phy *hdptx)
+{
+ regmap_update_bits(hdptx->regmap, CMN_REG(003c), ANA_LCPLL_RESERVED7_MASK,
+ FIELD_PREP(ANA_LCPLL_RESERVED7_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0046),
+ ROPLL_ANA_CPP_CTRL_COARSE_MASK | ROPLL_ANA_CPP_CTRL_FINE_MASK,
+ FIELD_PREP(ROPLL_ANA_CPP_CTRL_COARSE_MASK, 0xe) |
+ FIELD_PREP(ROPLL_ANA_CPP_CTRL_FINE_MASK, 0xe));
+ regmap_update_bits(hdptx->regmap, CMN_REG(0047),
+ ROPLL_ANA_LPF_C_SEL_COARSE_MASK |
+ ROPLL_ANA_LPF_C_SEL_FINE_MASK,
+ FIELD_PREP(ROPLL_ANA_LPF_C_SEL_COARSE_MASK, 0x4) |
+ FIELD_PREP(ROPLL_ANA_LPF_C_SEL_FINE_MASK, 0x4));
+
+ regmap_write(hdptx->regmap, CMN_REG(0051), FIELD_PREP(ROPLL_PMS_MDIV_MASK, 0x87));
+ regmap_write(hdptx->regmap, CMN_REG(0052), FIELD_PREP(ROPLL_PMS_MDIV_MASK, 0x71));
+ regmap_write(hdptx->regmap, CMN_REG(0053), FIELD_PREP(ROPLL_PMS_MDIV_MASK, 0x71));
+
+ regmap_write(hdptx->regmap, CMN_REG(0055),
+ FIELD_PREP(ROPLL_PMS_MDIV_AFC_MASK, 0x87));
+ regmap_write(hdptx->regmap, CMN_REG(0056),
+ FIELD_PREP(ROPLL_PMS_MDIV_AFC_MASK, 0x71));
+ regmap_write(hdptx->regmap, CMN_REG(0057),
+ FIELD_PREP(ROPLL_PMS_MDIV_AFC_MASK, 0x71));
+
+ regmap_write(hdptx->regmap, CMN_REG(0059),
+ FIELD_PREP(ANA_ROPLL_PMS_PDIV_MASK, 0x1) |
+ FIELD_PREP(ANA_ROPLL_PMS_REFDIV_MASK, 0x1));
+ regmap_write(hdptx->regmap, CMN_REG(005a),
+ FIELD_PREP(ROPLL_PMS_SDIV_RBR_MASK, 0x3) |
+ FIELD_PREP(ROPLL_PMS_SDIV_HBR_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(005b), ROPLL_PMS_SDIV_HBR2_MASK,
+ FIELD_PREP(ROPLL_PMS_SDIV_HBR2_MASK, 0x0));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(005e), ROPLL_SDM_EN_MASK,
+ FIELD_PREP(ROPLL_SDM_EN_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(005e),
+ OVRD_ROPLL_SDM_RSTN_MASK | ROPLL_SDM_RSTN_MASK,
+ FIELD_PREP(OVRD_ROPLL_SDM_RSTN_MASK, 0x1) |
+ FIELD_PREP(ROPLL_SDM_RSTN_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(005e), ROPLL_SDC_FRAC_EN_RBR_MASK,
+ FIELD_PREP(ROPLL_SDC_FRAC_EN_RBR_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(005e), ROPLL_SDC_FRAC_EN_HBR_MASK,
+ FIELD_PREP(ROPLL_SDC_FRAC_EN_HBR_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(005e), ROPLL_SDC_FRAC_EN_HBR2_MASK,
+ FIELD_PREP(ROPLL_SDC_FRAC_EN_HBR2_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(005f),
+ OVRD_ROPLL_SDC_RSTN_MASK | ROPLL_SDC_RSTN_MASK,
+ FIELD_PREP(OVRD_ROPLL_SDC_RSTN_MASK, 0x1) |
+ FIELD_PREP(ROPLL_SDC_RSTN_MASK, 0x1));
+ regmap_write(hdptx->regmap, CMN_REG(0060),
+ FIELD_PREP(ROPLL_SDM_DENOMINATOR_MASK, 0x21));
+ regmap_write(hdptx->regmap, CMN_REG(0061),
+ FIELD_PREP(ROPLL_SDM_DENOMINATOR_MASK, 0x27));
+ regmap_write(hdptx->regmap, CMN_REG(0062),
+ FIELD_PREP(ROPLL_SDM_DENOMINATOR_MASK, 0x27));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0064),
+ ROPLL_SDM_NUM_SIGN_RBR_MASK |
+ ROPLL_SDM_NUM_SIGN_HBR_MASK |
+ ROPLL_SDM_NUM_SIGN_HBR2_MASK,
+ FIELD_PREP(ROPLL_SDM_NUM_SIGN_RBR_MASK, 0x0) |
+ FIELD_PREP(ROPLL_SDM_NUM_SIGN_HBR_MASK, 0x1) |
+ FIELD_PREP(ROPLL_SDM_NUM_SIGN_HBR2_MASK, 0x1));
+ regmap_write(hdptx->regmap, CMN_REG(0065),
+ FIELD_PREP(ROPLL_SDM_NUM_MASK, 0x0));
+ regmap_write(hdptx->regmap, CMN_REG(0066),
+ FIELD_PREP(ROPLL_SDM_NUM_MASK, 0xd));
+ regmap_write(hdptx->regmap, CMN_REG(0067),
+ FIELD_PREP(ROPLL_SDM_NUM_MASK, 0xd));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0069), ROPLL_SDC_N_RBR_MASK,
+ FIELD_PREP(ROPLL_SDC_N_RBR_MASK, 0x2));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(006a),
+ ROPLL_SDC_N_HBR_MASK | ROPLL_SDC_N_HBR2_MASK,
+ FIELD_PREP(ROPLL_SDC_N_HBR_MASK, 0x1) |
+ FIELD_PREP(ROPLL_SDC_N_HBR2_MASK, 0x1));
+
+ regmap_write(hdptx->regmap, CMN_REG(006c),
+ FIELD_PREP(ROPLL_SDC_NUM_MASK, 0x3));
+ regmap_write(hdptx->regmap, CMN_REG(006d),
+ FIELD_PREP(ROPLL_SDC_NUM_MASK, 0x7));
+ regmap_write(hdptx->regmap, CMN_REG(006e),
+ FIELD_PREP(ROPLL_SDC_NUM_MASK, 0x7));
+
+ regmap_write(hdptx->regmap, CMN_REG(0070),
+ FIELD_PREP(ROPLL_SDC_DENO_MASK, 0x8));
+ regmap_write(hdptx->regmap, CMN_REG(0071),
+ FIELD_PREP(ROPLL_SDC_DENO_MASK, 0x18));
+ regmap_write(hdptx->regmap, CMN_REG(0072),
+ FIELD_PREP(ROPLL_SDC_DENO_MASK, 0x18));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0074),
+ OVRD_ROPLL_SDC_NDIV_RSTN_MASK | ROPLL_SDC_NDIV_RSTN_MASK,
+ FIELD_PREP(OVRD_ROPLL_SDC_NDIV_RSTN_MASK, 0x1) |
+ FIELD_PREP(ROPLL_SDC_NDIV_RSTN_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0077), ANA_ROPLL_SSC_CLK_DIV_SEL_MASK,
+ FIELD_PREP(ANA_ROPLL_SSC_CLK_DIV_SEL_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0081), ANA_PLL_CD_TX_SER_RATE_SEL_MASK,
+ FIELD_PREP(ANA_PLL_CD_TX_SER_RATE_SEL_MASK, 0x0));
+ regmap_update_bits(hdptx->regmap, CMN_REG(0081),
+ ANA_PLL_CD_HSCLK_EAST_EN_MASK | ANA_PLL_CD_HSCLK_WEST_EN_MASK,
+ FIELD_PREP(ANA_PLL_CD_HSCLK_EAST_EN_MASK, 0x1) |
+ FIELD_PREP(ANA_PLL_CD_HSCLK_WEST_EN_MASK, 0x0));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0082), ANA_PLL_CD_VREG_GAIN_CTRL_MASK,
+ FIELD_PREP(ANA_PLL_CD_VREG_GAIN_CTRL_MASK, 0x4));
+ regmap_update_bits(hdptx->regmap, CMN_REG(0083), ANA_PLL_CD_VREG_ICTRL_MASK,
+ FIELD_PREP(ANA_PLL_CD_VREG_ICTRL_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(0084), PLL_LCRO_CLK_SEL_MASK,
+ FIELD_PREP(PLL_LCRO_CLK_SEL_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(0085), ANA_PLL_SYNC_LOSS_DET_MODE_MASK,
+ FIELD_PREP(ANA_PLL_SYNC_LOSS_DET_MODE_MASK, 0x3));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0087), ANA_PLL_TX_HS_CLK_EN_MASK,
+ FIELD_PREP(ANA_PLL_TX_HS_CLK_EN_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0097), DIG_CLK_SEL_MASK,
+ FIELD_PREP(DIG_CLK_SEL_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0099), CMN_ROPLL_ALONE_MODE_MASK,
+ FIELD_PREP(CMN_ROPLL_ALONE_MODE_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(009a), HS_SPEED_SEL_MASK,
+ FIELD_PREP(HS_SPEED_SEL_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, CMN_REG(009b), LS_SPEED_SEL_MASK,
+ FIELD_PREP(LS_SPEED_SEL_MASK, 0x1));
+}
+
+static int rk_hdptx_dp_aux_init(struct rk_hdptx_phy *hdptx)
+{
+ u32 status;
+ int ret;
+
+ regmap_update_bits(hdptx->regmap, SB_REG(0102), ANA_SB_RXTERM_OFFSP_MASK,
+ FIELD_PREP(ANA_SB_RXTERM_OFFSP_MASK, 0x3));
+ regmap_update_bits(hdptx->regmap, SB_REG(0103), ANA_SB_RXTERM_OFFSN_MASK,
+ FIELD_PREP(ANA_SB_RXTERM_OFFSN_MASK, 0x3));
+ regmap_update_bits(hdptx->regmap, SB_REG(0104), SB_AUX_EN_MASK,
+ FIELD_PREP(SB_AUX_EN_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, SB_REG(0105), ANA_SB_TX_HLVL_PROG_MASK,
+ FIELD_PREP(ANA_SB_TX_HLVL_PROG_MASK, 0x7));
+ regmap_update_bits(hdptx->regmap, SB_REG(0106), ANA_SB_TX_LLVL_PROG_MASK,
+ FIELD_PREP(ANA_SB_TX_LLVL_PROG_MASK, 0x7));
+
+ regmap_update_bits(hdptx->regmap, SB_REG(010d), ANA_SB_DMRX_LPBK_DATA_MASK,
+ FIELD_PREP(ANA_SB_DMRX_LPBK_DATA_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, SB_REG(010f), ANA_SB_VREG_GAIN_CTRL_MASK,
+ FIELD_PREP(ANA_SB_VREG_GAIN_CTRL_MASK, 0x0));
+ regmap_update_bits(hdptx->regmap, SB_REG(0110),
+ ANA_SB_VREG_OUT_SEL_MASK | ANA_SB_VREG_REF_SEL_MASK,
+ FIELD_PREP(ANA_SB_VREG_OUT_SEL_MASK, 0x1) |
+ FIELD_PREP(ANA_SB_VREG_REF_SEL_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, SB_REG(0113),
+ SB_RX_RCAL_OPT_CODE_MASK | SB_RX_RTERM_CTRL_MASK,
+ FIELD_PREP(SB_RX_RCAL_OPT_CODE_MASK, 0x1) |
+ FIELD_PREP(SB_RX_RTERM_CTRL_MASK, 0x3));
+ regmap_update_bits(hdptx->regmap, SB_REG(0114),
+ SB_TG_SB_EN_DELAY_TIME_MASK | SB_TG_RXTERM_EN_DELAY_TIME_MASK,
+ FIELD_PREP(SB_TG_SB_EN_DELAY_TIME_MASK, 0x2) |
+ FIELD_PREP(SB_TG_RXTERM_EN_DELAY_TIME_MASK, 0x2));
+ regmap_update_bits(hdptx->regmap, SB_REG(0115),
+ SB_READY_DELAY_TIME_MASK | SB_TG_OSC_EN_DELAY_TIME_MASK,
+ FIELD_PREP(SB_READY_DELAY_TIME_MASK, 0x2) |
+ FIELD_PREP(SB_TG_OSC_EN_DELAY_TIME_MASK, 0x2));
+ regmap_update_bits(hdptx->regmap, SB_REG(0116),
+ AFC_RSTN_DELAY_TIME_MASK,
+ FIELD_PREP(AFC_RSTN_DELAY_TIME_MASK, 0x2));
+ regmap_update_bits(hdptx->regmap, SB_REG(0117),
+ FAST_PULSE_TIME_MASK,
+ FIELD_PREP(FAST_PULSE_TIME_MASK, 0x4));
+ regmap_update_bits(hdptx->regmap, SB_REG(0118),
+ SB_TG_EARC_DMRX_RECVRD_CLK_CNT_MASK,
+ FIELD_PREP(SB_TG_EARC_DMRX_RECVRD_CLK_CNT_MASK, 0xa));
+
+ regmap_update_bits(hdptx->regmap, SB_REG(011a), SB_TG_CNT_RUN_NO_7_0_MASK,
+ FIELD_PREP(SB_TG_CNT_RUN_NO_7_0_MASK, 0x3));
+ regmap_update_bits(hdptx->regmap, SB_REG(011b),
+ SB_EARC_SIG_DET_BYPASS_MASK | SB_AFC_TOL_MASK,
+ FIELD_PREP(SB_EARC_SIG_DET_BYPASS_MASK, 0x1) |
+ FIELD_PREP(SB_AFC_TOL_MASK, 0x3));
+ regmap_update_bits(hdptx->regmap, SB_REG(011c), SB_AFC_STB_NUM_MASK,
+ FIELD_PREP(SB_AFC_STB_NUM_MASK, 0x4));
+ regmap_update_bits(hdptx->regmap, SB_REG(011d), SB_TG_OSC_CNT_MIN_MASK,
+ FIELD_PREP(SB_TG_OSC_CNT_MIN_MASK, 0x67));
+ regmap_update_bits(hdptx->regmap, SB_REG(011e), SB_TG_OSC_CNT_MAX_MASK,
+ FIELD_PREP(SB_TG_OSC_CNT_MAX_MASK, 0x6a));
+ regmap_update_bits(hdptx->regmap, SB_REG(011f), SB_PWM_AFC_CTRL_MASK,
+ FIELD_PREP(SB_PWM_AFC_CTRL_MASK, 0x5));
+ regmap_update_bits(hdptx->regmap, SB_REG(011f), SB_RCAL_RSTN_MASK,
+ FIELD_PREP(SB_RCAL_RSTN_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, SB_REG(0120), SB_AUX_EN_IN_MASK,
+ FIELD_PREP(SB_AUX_EN_IN_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, SB_REG(0102), OVRD_SB_RXTERM_EN_MASK,
+ FIELD_PREP(OVRD_SB_RXTERM_EN_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, SB_REG(0103), OVRD_SB_RX_RESCAL_DONE_MASK,
+ FIELD_PREP(OVRD_SB_RX_RESCAL_DONE_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, SB_REG(0104), OVRD_SB_EN_MASK,
+ FIELD_PREP(OVRD_SB_EN_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, SB_REG(0104), OVRD_SB_AUX_EN_MASK,
+ FIELD_PREP(OVRD_SB_AUX_EN_MASK, 0x1));
+
+ regmap_update_bits(hdptx->regmap, SB_REG(010f), OVRD_SB_VREG_EN_MASK,
+ FIELD_PREP(OVRD_SB_VREG_EN_MASK, 0x1));
+
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_I_BGR_EN << 16 | FIELD_PREP(HDPTX_I_BGR_EN, 0x1));
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_I_BIAS_EN << 16 | FIELD_PREP(HDPTX_I_BIAS_EN, 0x1));
+ usleep_range(20, 25);
+
+ reset_control_deassert(hdptx->rsts[RST_INIT].rstc);
+ usleep_range(20, 25);
+ reset_control_deassert(hdptx->rsts[RST_CMN].rstc);
+ usleep_range(20, 25);
+
+ regmap_update_bits(hdptx->regmap, SB_REG(0103), OVRD_SB_RX_RESCAL_DONE_MASK,
+ FIELD_PREP(OVRD_SB_RX_RESCAL_DONE_MASK, 0x1));
+ usleep_range(100, 110);
+ regmap_update_bits(hdptx->regmap, SB_REG(0104), SB_EN_MASK,
+ FIELD_PREP(SB_EN_MASK, 0x1));
+ usleep_range(100, 110);
+ regmap_update_bits(hdptx->regmap, SB_REG(0102), SB_RXTERM_EN_MASK,
+ FIELD_PREP(SB_RXTERM_EN_MASK, 0x1));
+ usleep_range(20, 25);
+ regmap_update_bits(hdptx->regmap, SB_REG(010f), SB_VREG_EN_MASK,
+ FIELD_PREP(SB_VREG_EN_MASK, 0x1));
+ usleep_range(20, 25);
+ regmap_update_bits(hdptx->regmap, SB_REG(0104), SB_AUX_EN_MASK,
+ FIELD_PREP(SB_AUX_EN_MASK, 0x1));
+ usleep_range(100, 110);
+
+ ret = regmap_read_poll_timeout(hdptx->grf, GRF_HDPTX_STATUS,
+ status, FIELD_GET(HDPTX_O_SB_RDY, status),
+ 50, 1000);
if (ret) {
- dev_err(hdptx->dev, "Failed to resume phy: %d\n", ret);
+ dev_err(hdptx->dev, "Failed to get phy sb ready: %d\n", ret);
return ret;
}
- ret = rk_hdptx_ropll_tmds_mode_config(hdptx, rate);
+ return 0;
+}
+
+static int rk_hdptx_phy_power_on(struct phy *phy)
+{
+ struct rk_hdptx_phy *hdptx = phy_get_drvdata(phy);
+ enum phy_mode mode = phy_get_mode(phy);
+ int ret, lane;
+
+ if (mode != PHY_MODE_DP) {
+ if (!hdptx->hdmi_cfg.tmds_char_rate) {
+ /*
+ * FIXME: Temporary workaround to setup TMDS char rate
+ * from the RK DW HDMI QP bridge driver.
+ * Will be removed as soon the switch to the HDMI PHY
+ * configuration API has been completed on both ends.
+ */
+ hdptx->hdmi_cfg.tmds_char_rate = phy_get_bus_width(hdptx->phy) & 0xfffffff;
+ hdptx->hdmi_cfg.tmds_char_rate *= 100;
+ }
+
+ dev_dbg(hdptx->dev, "%s rate=%llu bpc=%u\n", __func__,
+ hdptx->hdmi_cfg.tmds_char_rate, hdptx->hdmi_cfg.bpc);
+ }
+
+ ret = rk_hdptx_phy_consumer_get(hdptx);
if (ret)
- pm_runtime_put(hdptx->dev);
+ return ret;
+
+ if (mode == PHY_MODE_DP) {
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_MODE_SEL << 16 | FIELD_PREP(HDPTX_MODE_SEL, 0x1));
+
+ for (lane = 0; lane < 4; lane++) {
+ regmap_update_bits(hdptx->regmap, LANE_REG(031e) + 0x400 * lane,
+ LN_POLARITY_INV_MASK | LN_LANE_MODE_MASK,
+ FIELD_PREP(LN_POLARITY_INV_MASK, 0) |
+ FIELD_PREP(LN_LANE_MODE_MASK, 1));
+ }
+
+ regmap_update_bits(hdptx->regmap, LNTOP_REG(0200), PROTOCOL_SEL_MASK,
+ FIELD_PREP(PROTOCOL_SEL_MASK, 0x0));
+ regmap_update_bits(hdptx->regmap, LNTOP_REG(0206), DATA_BUS_WIDTH_MASK,
+ FIELD_PREP(DATA_BUS_WIDTH_MASK, 0x1));
+ regmap_update_bits(hdptx->regmap, LNTOP_REG(0206), DATA_BUS_WIDTH_SEL_MASK,
+ FIELD_PREP(DATA_BUS_WIDTH_SEL_MASK, 0x0));
+
+ rk_hdptx_dp_pll_init(hdptx);
+
+ ret = rk_hdptx_dp_aux_init(hdptx);
+ if (ret)
+ rk_hdptx_phy_consumer_put(hdptx, true);
+ } else {
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_MODE_SEL << 16 | FIELD_PREP(HDPTX_MODE_SEL, 0x0));
+
+ ret = rk_hdptx_ropll_tmds_mode_config(hdptx);
+ if (ret)
+ rk_hdptx_phy_consumer_put(hdptx, true);
+ }
return ret;
}
@@ -886,24 +1478,486 @@ static int rk_hdptx_phy_power_on(struct phy *phy)
static int rk_hdptx_phy_power_off(struct phy *phy)
{
struct rk_hdptx_phy *hdptx = phy_get_drvdata(phy);
- u32 val;
+
+ return rk_hdptx_phy_consumer_put(hdptx, false);
+}
+
+static int rk_hdptx_phy_verify_hdmi_config(struct rk_hdptx_phy *hdptx,
+ struct phy_configure_opts_hdmi *hdmi)
+{
+ int i;
+
+ if (!hdmi->tmds_char_rate || hdmi->tmds_char_rate > HDMI20_MAX_RATE)
+ return -EINVAL;
+
+ for (i = 0; i < ARRAY_SIZE(ropll_tmds_cfg); i++)
+ if (hdmi->tmds_char_rate == ropll_tmds_cfg[i].rate)
+ break;
+
+ if (i == ARRAY_SIZE(ropll_tmds_cfg) &&
+ !rk_hdptx_phy_clk_pll_calc(hdmi->tmds_char_rate, NULL))
+ return -EINVAL;
+
+ if (!hdmi->bpc)
+ hdmi->bpc = 8;
+
+ switch (hdmi->bpc) {
+ case 8:
+ case 10:
+ case 12:
+ case 16:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int rk_hdptx_phy_verify_dp_config(struct rk_hdptx_phy *hdptx,
+ struct phy_configure_opts_dp *dp)
+{
+ int i;
+
+ if (dp->set_rate) {
+ switch (dp->link_rate) {
+ case 1620:
+ case 2700:
+ case 5400:
+ break;
+ default:
+ return -EINVAL;
+ }
+ }
+
+ if (dp->set_lanes) {
+ switch (dp->lanes) {
+ case 1:
+ case 2:
+ case 4:
+ break;
+ default:
+ return -EINVAL;
+ }
+ }
+
+ if (dp->set_voltages) {
+ for (i = 0; i < hdptx->lanes; i++) {
+ if (dp->voltage[i] > 3 || dp->pre[i] > 3)
+ return -EINVAL;
+
+ if (dp->voltage[i] + dp->pre[i] > 3)
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
+static int rk_hdptx_phy_set_rate(struct rk_hdptx_phy *hdptx,
+ struct phy_configure_opts_dp *dp)
+{
+ u32 bw, status;
int ret;
- ret = regmap_read(hdptx->grf, GRF_HDPTX_STATUS, &val);
- if (ret == 0 && (val & HDPTX_O_PLL_LOCK_DONE))
- rk_hdptx_phy_disable(hdptx);
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_I_PLL_EN << 16 | FIELD_PREP(HDPTX_I_PLL_EN, 0x0));
- pm_runtime_put(hdptx->dev);
+ switch (dp->link_rate) {
+ case 1620:
+ bw = DP_BW_RBR;
+ break;
+ case 2700:
+ bw = DP_BW_HBR;
+ break;
+ case 5400:
+ bw = DP_BW_HBR2;
+ break;
+ default:
+ return -EINVAL;
+ }
+ hdptx->link_rate = dp->link_rate;
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0008), OVRD_LCPLL_EN_MASK | LCPLL_EN_MASK,
+ FIELD_PREP(OVRD_LCPLL_EN_MASK, 0x1) |
+ FIELD_PREP(LCPLL_EN_MASK, 0x0));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(003d), OVRD_ROPLL_EN_MASK | ROPLL_EN_MASK,
+ FIELD_PREP(OVRD_ROPLL_EN_MASK, 0x1) |
+ FIELD_PREP(ROPLL_EN_MASK, 0x1));
+
+ if (dp->ssc) {
+ regmap_update_bits(hdptx->regmap, CMN_REG(0074),
+ OVRD_ROPLL_SSC_EN_MASK | ROPLL_SSC_EN_MASK,
+ FIELD_PREP(OVRD_ROPLL_SSC_EN_MASK, 0x1) |
+ FIELD_PREP(ROPLL_SSC_EN_MASK, 0x1));
+ regmap_write(hdptx->regmap, CMN_REG(0075),
+ FIELD_PREP(ANA_ROPLL_SSC_FM_DEVIATION_MASK, 0xc));
+ regmap_update_bits(hdptx->regmap, CMN_REG(0076),
+ ANA_ROPLL_SSC_FM_FREQ_MASK,
+ FIELD_PREP(ANA_ROPLL_SSC_FM_FREQ_MASK, 0x1f));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0099), SSC_EN_MASK,
+ FIELD_PREP(SSC_EN_MASK, 0x2));
+ } else {
+ regmap_update_bits(hdptx->regmap, CMN_REG(0074),
+ OVRD_ROPLL_SSC_EN_MASK | ROPLL_SSC_EN_MASK,
+ FIELD_PREP(OVRD_ROPLL_SSC_EN_MASK, 0x1) |
+ FIELD_PREP(ROPLL_SSC_EN_MASK, 0x0));
+ regmap_write(hdptx->regmap, CMN_REG(0075),
+ FIELD_PREP(ANA_ROPLL_SSC_FM_DEVIATION_MASK, 0x20));
+ regmap_update_bits(hdptx->regmap, CMN_REG(0076),
+ ANA_ROPLL_SSC_FM_FREQ_MASK,
+ FIELD_PREP(ANA_ROPLL_SSC_FM_FREQ_MASK, 0xc));
+
+ regmap_update_bits(hdptx->regmap, CMN_REG(0099), SSC_EN_MASK,
+ FIELD_PREP(SSC_EN_MASK, 0x0));
+ }
- return ret;
+ regmap_update_bits(hdptx->regmap, CMN_REG(0095), DP_TX_LINK_BW_MASK,
+ FIELD_PREP(DP_TX_LINK_BW_MASK, bw));
+
+ regmap_write(hdptx->grf, GRF_HDPTX_CON0,
+ HDPTX_I_PLL_EN << 16 | FIELD_PREP(HDPTX_I_PLL_EN, 0x1));
+
+ ret = regmap_read_poll_timeout(hdptx->grf, GRF_HDPTX_STATUS,
+ status, FIELD_GET(HDPTX_O_PLL_LOCK_DONE, status),
+ 50, 1000);
+ if (ret) {
+ dev_err(hdptx->dev, "Failed to get phy pll lock: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int rk_hdptx_phy_set_lanes(struct rk_hdptx_phy *hdptx,
+ struct phy_configure_opts_dp *dp)
+{
+ hdptx->lanes = dp->lanes;
+
+ regmap_update_bits(hdptx->regmap, LNTOP_REG(0207), LANE_EN_MASK,
+ FIELD_PREP(LANE_EN_MASK, GENMASK(hdptx->lanes - 1, 0)));
+
+ return 0;
+}
+
+static void rk_hdptx_phy_set_voltage(struct rk_hdptx_phy *hdptx,
+ struct phy_configure_opts_dp *dp,
+ u8 lane)
+{
+ const struct tx_drv_ctrl *ctrl;
+ u32 offset = lane * 0x400;
+
+ switch (hdptx->link_rate) {
+ case 1620:
+ ctrl = &tx_drv_ctrl_rbr[dp->voltage[lane]][dp->pre[lane]];
+ regmap_update_bits(hdptx->regmap, LANE_REG(030a) + offset,
+ LN_TX_JEQ_EVEN_CTRL_RBR_MASK,
+ FIELD_PREP(LN_TX_JEQ_EVEN_CTRL_RBR_MASK,
+ ctrl->tx_jeq_even_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(030c) + offset,
+ LN_TX_JEQ_ODD_CTRL_RBR_MASK,
+ FIELD_PREP(LN_TX_JEQ_ODD_CTRL_RBR_MASK,
+ ctrl->tx_jeq_odd_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0311) + offset,
+ LN_TX_SER_40BIT_EN_RBR_MASK,
+ FIELD_PREP(LN_TX_SER_40BIT_EN_RBR_MASK, 0x1));
+ break;
+ case 2700:
+ ctrl = &tx_drv_ctrl_hbr[dp->voltage[lane]][dp->pre[lane]];
+ regmap_update_bits(hdptx->regmap, LANE_REG(030b) + offset,
+ LN_TX_JEQ_EVEN_CTRL_HBR_MASK,
+ FIELD_PREP(LN_TX_JEQ_EVEN_CTRL_HBR_MASK,
+ ctrl->tx_jeq_even_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(030d) + offset,
+ LN_TX_JEQ_ODD_CTRL_HBR_MASK,
+ FIELD_PREP(LN_TX_JEQ_ODD_CTRL_HBR_MASK,
+ ctrl->tx_jeq_odd_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0311) + offset,
+ LN_TX_SER_40BIT_EN_HBR_MASK,
+ FIELD_PREP(LN_TX_SER_40BIT_EN_HBR_MASK, 0x1));
+ break;
+ case 5400:
+ default:
+ ctrl = &tx_drv_ctrl_hbr2[dp->voltage[lane]][dp->pre[lane]];
+ regmap_update_bits(hdptx->regmap, LANE_REG(030b) + offset,
+ LN_TX_JEQ_EVEN_CTRL_HBR2_MASK,
+ FIELD_PREP(LN_TX_JEQ_EVEN_CTRL_HBR2_MASK,
+ ctrl->tx_jeq_even_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(030d) + offset,
+ LN_TX_JEQ_ODD_CTRL_HBR2_MASK,
+ FIELD_PREP(LN_TX_JEQ_ODD_CTRL_HBR2_MASK,
+ ctrl->tx_jeq_odd_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0311) + offset,
+ LN_TX_SER_40BIT_EN_HBR2_MASK,
+ FIELD_PREP(LN_TX_SER_40BIT_EN_HBR2_MASK, 0x1));
+ break;
+ }
+
+ regmap_update_bits(hdptx->regmap, LANE_REG(0303) + offset,
+ OVRD_LN_TX_DRV_LVL_CTRL_MASK | LN_TX_DRV_LVL_CTRL_MASK,
+ FIELD_PREP(OVRD_LN_TX_DRV_LVL_CTRL_MASK, 0x1) |
+ FIELD_PREP(LN_TX_DRV_LVL_CTRL_MASK,
+ ctrl->tx_drv_lvl_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0304) + offset,
+ OVRD_LN_TX_DRV_POST_LVL_CTRL_MASK |
+ LN_TX_DRV_POST_LVL_CTRL_MASK,
+ FIELD_PREP(OVRD_LN_TX_DRV_POST_LVL_CTRL_MASK, 0x1) |
+ FIELD_PREP(LN_TX_DRV_POST_LVL_CTRL_MASK,
+ ctrl->tx_drv_post_lvl_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0305) + offset,
+ OVRD_LN_TX_DRV_PRE_LVL_CTRL_MASK |
+ LN_TX_DRV_PRE_LVL_CTRL_MASK,
+ FIELD_PREP(OVRD_LN_TX_DRV_PRE_LVL_CTRL_MASK, 0x1) |
+ FIELD_PREP(LN_TX_DRV_PRE_LVL_CTRL_MASK,
+ ctrl->tx_drv_pre_lvl_ctrl));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0306) + offset,
+ LN_ANA_TX_DRV_IDRV_IDN_CTRL_MASK |
+ LN_ANA_TX_DRV_IDRV_IUP_CTRL_MASK |
+ LN_ANA_TX_DRV_ACCDRV_EN_MASK,
+ FIELD_PREP(LN_ANA_TX_DRV_IDRV_IDN_CTRL_MASK,
+ ctrl->ana_tx_drv_idrv_idn_ctrl) |
+ FIELD_PREP(LN_ANA_TX_DRV_IDRV_IUP_CTRL_MASK,
+ ctrl->ana_tx_drv_idrv_iup_ctrl) |
+ FIELD_PREP(LN_ANA_TX_DRV_ACCDRV_EN_MASK,
+ ctrl->ana_tx_drv_accdrv_en));
+ regmap_update_bits(hdptx->regmap, LANE_REG(0307) + offset,
+ LN_ANA_TX_DRV_ACCDRV_POL_SEL_MASK |
+ LN_ANA_TX_DRV_ACCDRV_CTRL_MASK,
+ FIELD_PREP(LN_ANA_TX_DRV_ACCDRV_POL_SEL_MASK, 0x1) |
+ FIELD_PREP(LN_ANA_TX_DRV_ACCDRV_CTRL_MASK,
+ ctrl->ana_tx_drv_accdrv_ctrl));
+
+ regmap_update_bits(hdptx->regmap, LANE_REG(030a) + offset,
+ LN_ANA_TX_JEQ_EN_MASK,
+ FIELD_PREP(LN_ANA_TX_JEQ_EN_MASK, ctrl->ana_tx_jeq_en));
+
+ regmap_update_bits(hdptx->regmap, LANE_REG(0310) + offset,
+ LN_ANA_TX_SYNC_LOSS_DET_MODE_MASK,
+ FIELD_PREP(LN_ANA_TX_SYNC_LOSS_DET_MODE_MASK, 0x3));
+
+ regmap_update_bits(hdptx->regmap, LANE_REG(0316) + offset,
+ LN_ANA_TX_SER_VREG_GAIN_CTRL_MASK,
+ FIELD_PREP(LN_ANA_TX_SER_VREG_GAIN_CTRL_MASK, 0x2));
+
+ regmap_update_bits(hdptx->regmap, LANE_REG(031b) + offset,
+ LN_ANA_TX_RESERVED_MASK,
+ FIELD_PREP(LN_ANA_TX_RESERVED_MASK, 0x1));
+}
+
+static int rk_hdptx_phy_set_voltages(struct rk_hdptx_phy *hdptx,
+ struct phy_configure_opts_dp *dp)
+{
+ u8 lane;
+ u32 status;
+ int ret;
+
+ for (lane = 0; lane < hdptx->lanes; lane++)
+ rk_hdptx_phy_set_voltage(hdptx, dp, lane);
+
+ reset_control_deassert(hdptx->rsts[RST_LANE].rstc);
+
+ ret = regmap_read_poll_timeout(hdptx->grf, GRF_HDPTX_STATUS,
+ status, FIELD_GET(HDPTX_O_PHY_RDY, status),
+ 50, 5000);
+ if (ret) {
+ dev_err(hdptx->dev, "Failed to get phy ready: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int rk_hdptx_phy_configure(struct phy *phy, union phy_configure_opts *opts)
+{
+ struct rk_hdptx_phy *hdptx = phy_get_drvdata(phy);
+ enum phy_mode mode = phy_get_mode(phy);
+ int ret;
+
+ if (mode != PHY_MODE_DP) {
+ ret = rk_hdptx_phy_verify_hdmi_config(hdptx, &opts->hdmi);
+ if (ret) {
+ dev_err(hdptx->dev, "invalid hdmi params for phy configure\n");
+ } else {
+ hdptx->hdmi_cfg = opts->hdmi;
+ hdptx->restrict_rate_change = true;
+ }
+
+ dev_dbg(hdptx->dev, "%s rate=%llu bpc=%u\n", __func__,
+ hdptx->hdmi_cfg.tmds_char_rate, hdptx->hdmi_cfg.bpc);
+ return ret;
+ }
+
+ ret = rk_hdptx_phy_verify_dp_config(hdptx, &opts->dp);
+ if (ret) {
+ dev_err(hdptx->dev, "invalid dp params for phy configure\n");
+ return ret;
+ }
+
+ if (opts->dp.set_rate) {
+ ret = rk_hdptx_phy_set_rate(hdptx, &opts->dp);
+ if (ret) {
+ dev_err(hdptx->dev, "failed to set rate: %d\n", ret);
+ return ret;
+ }
+ }
+
+ if (opts->dp.set_lanes) {
+ ret = rk_hdptx_phy_set_lanes(hdptx, &opts->dp);
+ if (ret) {
+ dev_err(hdptx->dev, "failed to set lanes: %d\n", ret);
+ return ret;
+ }
+ }
+
+ if (opts->dp.set_voltages) {
+ ret = rk_hdptx_phy_set_voltages(hdptx, &opts->dp);
+ if (ret) {
+ dev_err(hdptx->dev, "failed to set voltages: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int rk_hdptx_phy_validate(struct phy *phy, enum phy_mode mode,
+ int submode, union phy_configure_opts *opts)
+{
+ struct rk_hdptx_phy *hdptx = phy_get_drvdata(phy);
+
+ if (mode != PHY_MODE_DP)
+ return rk_hdptx_phy_verify_hdmi_config(hdptx, &opts->hdmi);
+
+ return rk_hdptx_phy_verify_dp_config(hdptx, &opts->dp);
}
static const struct phy_ops rk_hdptx_phy_ops = {
.power_on = rk_hdptx_phy_power_on,
.power_off = rk_hdptx_phy_power_off,
+ .configure = rk_hdptx_phy_configure,
+ .validate = rk_hdptx_phy_validate,
.owner = THIS_MODULE,
};
+static struct rk_hdptx_phy *to_rk_hdptx_phy(struct clk_hw *hw)
+{
+ return container_of(hw, struct rk_hdptx_phy, hw);
+}
+
+static int rk_hdptx_phy_clk_prepare(struct clk_hw *hw)
+{
+ struct rk_hdptx_phy *hdptx = to_rk_hdptx_phy(hw);
+
+ return rk_hdptx_phy_consumer_get(hdptx);
+}
+
+static void rk_hdptx_phy_clk_unprepare(struct clk_hw *hw)
+{
+ struct rk_hdptx_phy *hdptx = to_rk_hdptx_phy(hw);
+
+ rk_hdptx_phy_consumer_put(hdptx, true);
+}
+
+static unsigned long rk_hdptx_phy_clk_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct rk_hdptx_phy *hdptx = to_rk_hdptx_phy(hw);
+
+ return hdptx->hw_rate;
+}
+
+static long rk_hdptx_phy_clk_round_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long *parent_rate)
+{
+ struct rk_hdptx_phy *hdptx = to_rk_hdptx_phy(hw);
+
+ /*
+ * FIXME: Temporarily allow altering TMDS char rate via CCF.
+ * To be dropped as soon as the RK DW HDMI QP bridge driver
+ * switches to make use of phy_configure().
+ */
+ if (!hdptx->restrict_rate_change && rate != hdptx->hdmi_cfg.tmds_char_rate) {
+ struct phy_configure_opts_hdmi hdmi = {
+ .tmds_char_rate = rate,
+ };
+ int ret = rk_hdptx_phy_verify_hdmi_config(hdptx, &hdmi);
+
+ if (ret)
+ return ret;
+
+ hdptx->hdmi_cfg = hdmi;
+ }
+
+ /*
+ * The TMDS char rate shall be adjusted via phy_configure() only,
+ * hence ensure rk_hdptx_phy_clk_set_rate() won't be invoked with
+ * a different rate argument.
+ */
+ return hdptx->hdmi_cfg.tmds_char_rate;
+}
+
+static int rk_hdptx_phy_clk_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct rk_hdptx_phy *hdptx = to_rk_hdptx_phy(hw);
+
+ /* Revert any unlikely TMDS char rate change since round_rate() */
+ if (hdptx->hdmi_cfg.tmds_char_rate != rate) {
+ dev_warn(hdptx->dev, "Reverting unexpected rate change from %lu to %llu\n",
+ rate, hdptx->hdmi_cfg.tmds_char_rate);
+ hdptx->hdmi_cfg.tmds_char_rate = rate;
+ }
+
+ /*
+ * The TMDS char rate would be normally programmed in HW during
+ * phy_ops.power_on() or clk_ops.prepare() callbacks, but it might
+ * happen that the former gets fired too late, i.e. after this call,
+ * while the latter being executed only once, i.e. when clock remains
+ * in the prepared state during rate changes.
+ */
+ return rk_hdptx_ropll_tmds_cmn_config(hdptx);
+}
+
+static const struct clk_ops hdptx_phy_clk_ops = {
+ .prepare = rk_hdptx_phy_clk_prepare,
+ .unprepare = rk_hdptx_phy_clk_unprepare,
+ .recalc_rate = rk_hdptx_phy_clk_recalc_rate,
+ .round_rate = rk_hdptx_phy_clk_round_rate,
+ .set_rate = rk_hdptx_phy_clk_set_rate,
+};
+
+static int rk_hdptx_phy_clk_register(struct rk_hdptx_phy *hdptx)
+{
+ struct device *dev = hdptx->dev;
+ const char *name, *pname;
+ struct clk *refclk;
+ int ret;
+
+ refclk = devm_clk_get(dev, "ref");
+ if (IS_ERR(refclk))
+ return dev_err_probe(dev, PTR_ERR(refclk),
+ "Failed to get ref clock\n");
+
+ name = hdptx->phy_id > 0 ? "clk_hdmiphy_pixel1" : "clk_hdmiphy_pixel0";
+ pname = __clk_get_name(refclk);
+
+ hdptx->hw.init = CLK_HW_INIT(name, pname, &hdptx_phy_clk_ops,
+ CLK_GET_RATE_NOCACHE);
+
+ ret = devm_clk_hw_register(dev, &hdptx->hw);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to register clock\n");
+
+ ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, &hdptx->hw);
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "Failed to register clk provider\n");
+ return 0;
+}
+
static int rk_hdptx_phy_runtime_suspend(struct device *dev)
{
struct rk_hdptx_phy *hdptx = dev_get_drvdata(dev);
@@ -927,23 +1981,42 @@ static int rk_hdptx_phy_runtime_resume(struct device *dev)
static int rk_hdptx_phy_probe(struct platform_device *pdev)
{
+ const struct rk_hdptx_phy_cfg *cfgs;
struct phy_provider *phy_provider;
struct device *dev = &pdev->dev;
struct rk_hdptx_phy *hdptx;
+ struct resource *res;
void __iomem *regs;
- int ret;
+ int ret, id;
hdptx = devm_kzalloc(dev, sizeof(*hdptx), GFP_KERNEL);
if (!hdptx)
return -ENOMEM;
hdptx->dev = dev;
+ hdptx->hdmi_cfg.bpc = 8;
- regs = devm_platform_ioremap_resource(pdev, 0);
+ regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
if (IS_ERR(regs))
return dev_err_probe(dev, PTR_ERR(regs),
"Failed to ioremap resource\n");
+ cfgs = device_get_match_data(dev);
+ if (!cfgs)
+ return dev_err_probe(dev, -EINVAL, "missing match data\n");
+
+ /* find the phy-id from the io address */
+ hdptx->phy_id = -ENODEV;
+ for (id = 0; id < cfgs->num_phys; id++) {
+ if (res->start == cfgs->phy_ids[id]) {
+ hdptx->phy_id = id;
+ break;
+ }
+ }
+
+ if (hdptx->phy_id < 0)
+ return dev_err_probe(dev, -ENODEV, "no matching device found\n");
+
ret = devm_clk_bulk_get_all(dev, &hdptx->clks);
if (ret < 0)
return dev_err_probe(dev, ret, "Failed to get clocks\n");
@@ -958,13 +2031,10 @@ static int rk_hdptx_phy_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(hdptx->regmap),
"Failed to init regmap\n");
- hdptx->rsts[RST_PHY].id = "phy";
hdptx->rsts[RST_APB].id = "apb";
hdptx->rsts[RST_INIT].id = "init";
hdptx->rsts[RST_CMN].id = "cmn";
hdptx->rsts[RST_LANE].id = "lane";
- hdptx->rsts[RST_ROPLL].id = "ropll";
- hdptx->rsts[RST_LCPLL].id = "lcpll";
ret = devm_reset_control_bulk_get_exclusive(dev, RST_MAX, hdptx->rsts);
if (ret)
@@ -976,19 +2046,20 @@ static int rk_hdptx_phy_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(hdptx->grf),
"Could not get GRF syscon\n");
+ platform_set_drvdata(pdev, hdptx);
+
+ ret = devm_pm_runtime_enable(dev);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to enable runtime PM\n");
+
hdptx->phy = devm_phy_create(dev, NULL, &rk_hdptx_phy_ops);
if (IS_ERR(hdptx->phy))
return dev_err_probe(dev, PTR_ERR(hdptx->phy),
"Failed to create HDMI PHY\n");
- platform_set_drvdata(pdev, hdptx);
phy_set_drvdata(hdptx->phy, hdptx);
phy_set_bus_width(hdptx->phy, 8);
- ret = devm_pm_runtime_enable(dev);
- if (ret)
- return dev_err_probe(dev, ret, "Failed to enable runtime PM\n");
-
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
if (IS_ERR(phy_provider))
return dev_err_probe(dev, PTR_ERR(phy_provider),
@@ -998,7 +2069,7 @@ static int rk_hdptx_phy_probe(struct platform_device *pdev)
reset_control_deassert(hdptx->rsts[RST_CMN].rstc);
reset_control_deassert(hdptx->rsts[RST_INIT].rstc);
- return 0;
+ return rk_hdptx_phy_clk_register(hdptx);
}
static const struct dev_pm_ops rk_hdptx_phy_pm_ops = {
@@ -1006,8 +2077,30 @@ static const struct dev_pm_ops rk_hdptx_phy_pm_ops = {
rk_hdptx_phy_runtime_resume, NULL)
};
+static const struct rk_hdptx_phy_cfg rk3576_hdptx_phy_cfgs = {
+ .num_phys = 1,
+ .phy_ids = {
+ 0x2b000000,
+ },
+};
+
+static const struct rk_hdptx_phy_cfg rk3588_hdptx_phy_cfgs = {
+ .num_phys = 2,
+ .phy_ids = {
+ 0xfed60000,
+ 0xfed70000,
+ },
+};
+
static const struct of_device_id rk_hdptx_phy_of_match[] = {
- { .compatible = "rockchip,rk3588-hdptx-phy", },
+ {
+ .compatible = "rockchip,rk3576-hdptx-phy",
+ .data = &rk3576_hdptx_phy_cfgs
+ },
+ {
+ .compatible = "rockchip,rk3588-hdptx-phy",
+ .data = &rk3588_hdptx_phy_cfgs
+ },
{}
};
MODULE_DEVICE_TABLE(of, rk_hdptx_phy_of_match);
@@ -1024,5 +2117,6 @@ module_platform_driver(rk_hdptx_phy_driver);
MODULE_AUTHOR("Algea Cao <algea.cao@rock-chips.com>");
MODULE_AUTHOR("Cristian Ciocaltea <cristian.ciocaltea@collabora.com>");
+MODULE_AUTHOR("Damon Ding <damon.ding@rock-chips.com>");
MODULE_DESCRIPTION("Samsung HDMI/eDP Transmitter Combo PHY Driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c b/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
index 121e5961ce11..4e8ffd173096 100644
--- a/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
+++ b/drivers/phy/rockchip/phy-rockchip-snps-pcie3.c
@@ -35,11 +35,19 @@
#define RK3588_PCIE3PHY_GRF_CMN_CON0 0x0
#define RK3588_PCIE3PHY_GRF_PHY0_STATUS1 0x904
#define RK3588_PCIE3PHY_GRF_PHY1_STATUS1 0xa04
+#define RK3588_PCIE3PHY_GRF_PHY0_LN0_CON1 0x1004
+#define RK3588_PCIE3PHY_GRF_PHY0_LN1_CON1 0x1104
+#define RK3588_PCIE3PHY_GRF_PHY1_LN0_CON1 0x2004
+#define RK3588_PCIE3PHY_GRF_PHY1_LN1_CON1 0x2104
#define RK3588_SRAM_INIT_DONE(reg) (reg & BIT(0))
#define RK3588_BIFURCATION_LANE_0_1 BIT(0)
#define RK3588_BIFURCATION_LANE_2_3 BIT(1)
#define RK3588_LANE_AGGREGATION BIT(2)
+#define RK3588_RX_CMN_REFCLK_MODE_EN ((BIT(7) << 16) | BIT(7))
+#define RK3588_RX_CMN_REFCLK_MODE_DIS (BIT(7) << 16)
+#define RK3588_PCIE1LN_SEL_EN (GENMASK(1, 0) << 16)
+#define RK3588_PCIE30_PHY_MODE_EN (GENMASK(2, 0) << 16)
struct rockchip_p3phy_ops;
@@ -58,6 +66,7 @@ struct rockchip_p3phy_priv {
int num_clks;
int num_lanes;
u32 lanes[4];
+ u32 rx_cmn_refclk_mode[4];
};
struct rockchip_p3phy_ops {
@@ -132,39 +141,45 @@ static const struct rockchip_p3phy_ops rk3568_ops = {
static int rockchip_p3phy_rk3588_init(struct rockchip_p3phy_priv *priv)
{
u32 reg = 0;
- u8 mode = 0;
+ u8 mode = RK3588_LANE_AGGREGATION; /* default */
int ret;
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_PHY0_LN0_CON1,
+ priv->rx_cmn_refclk_mode[0] ? RK3588_RX_CMN_REFCLK_MODE_EN :
+ RK3588_RX_CMN_REFCLK_MODE_DIS);
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_PHY0_LN1_CON1,
+ priv->rx_cmn_refclk_mode[1] ? RK3588_RX_CMN_REFCLK_MODE_EN :
+ RK3588_RX_CMN_REFCLK_MODE_DIS);
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_PHY1_LN0_CON1,
+ priv->rx_cmn_refclk_mode[2] ? RK3588_RX_CMN_REFCLK_MODE_EN :
+ RK3588_RX_CMN_REFCLK_MODE_DIS);
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_PHY1_LN1_CON1,
+ priv->rx_cmn_refclk_mode[3] ? RK3588_RX_CMN_REFCLK_MODE_EN :
+ RK3588_RX_CMN_REFCLK_MODE_DIS);
+
/* Deassert PCIe PMA output clamp mode */
regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0, BIT(8) | BIT(24));
/* Set bifurcation if needed */
for (int i = 0; i < priv->num_lanes; i++) {
- if (!priv->lanes[i])
- mode |= (BIT(i) << 3);
-
if (priv->lanes[i] > 1)
- mode |= (BIT(i) >> 1);
- }
-
- if (!mode)
- reg = RK3588_LANE_AGGREGATION;
- else {
- if (mode & (BIT(0) | BIT(1)))
- reg |= RK3588_BIFURCATION_LANE_0_1;
-
- if (mode & (BIT(2) | BIT(3)))
- reg |= RK3588_BIFURCATION_LANE_2_3;
+ mode &= ~RK3588_LANE_AGGREGATION;
+ if (priv->lanes[i] == 3)
+ mode |= RK3588_BIFURCATION_LANE_0_1;
+ if (priv->lanes[i] == 4)
+ mode |= RK3588_BIFURCATION_LANE_2_3;
}
- regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0, (0x7<<16) | reg);
+ reg = mode;
+ regmap_write(priv->phy_grf, RK3588_PCIE3PHY_GRF_CMN_CON0,
+ RK3588_PCIE30_PHY_MODE_EN | reg);
/* Set pcie1ln_sel in PHP_GRF_PCIESEL_CON */
if (!IS_ERR(priv->pipe_grf)) {
- reg = (mode & (BIT(6) | BIT(7))) >> 6;
+ reg = mode & (RK3588_BIFURCATION_LANE_0_1 | RK3588_BIFURCATION_LANE_2_3);
if (reg)
regmap_write(priv->pipe_grf, PHP_GRF_PCIESEL_CON,
- (reg << 16) | reg);
+ RK3588_PCIE1LN_SEL_EN | reg);
}
reset_control_deassert(priv->p30phy);
@@ -187,7 +202,7 @@ static const struct rockchip_p3phy_ops rk3588_ops = {
.phy_init = rockchip_p3phy_rk3588_init,
};
-static int rochchip_p3phy_init(struct phy *phy)
+static int rockchip_p3phy_init(struct phy *phy)
{
struct rockchip_p3phy_priv *priv = phy_get_drvdata(phy);
int ret;
@@ -210,7 +225,7 @@ static int rochchip_p3phy_init(struct phy *phy)
return ret;
}
-static int rochchip_p3phy_exit(struct phy *phy)
+static int rockchip_p3phy_exit(struct phy *phy)
{
struct rockchip_p3phy_priv *priv = phy_get_drvdata(phy);
@@ -219,9 +234,9 @@ static int rochchip_p3phy_exit(struct phy *phy)
return 0;
}
-static const struct phy_ops rochchip_p3phy_ops = {
- .init = rochchip_p3phy_init,
- .exit = rochchip_p3phy_exit,
+static const struct phy_ops rockchip_p3phy_ops = {
+ .init = rockchip_p3phy_init,
+ .exit = rockchip_p3phy_exit,
.set_mode = rockchip_p3phy_set_mode,
.owner = THIS_MODULE,
};
@@ -280,7 +295,24 @@ static int rockchip_p3phy_probe(struct platform_device *pdev)
return priv->num_lanes;
}
- priv->phy = devm_phy_create(dev, NULL, &rochchip_p3phy_ops);
+ ret = of_property_read_variable_u32_array(dev->of_node,
+ "rockchip,rx-common-refclk-mode",
+ priv->rx_cmn_refclk_mode, 1,
+ ARRAY_SIZE(priv->rx_cmn_refclk_mode));
+ /*
+ * if no rockchip,rx-common-refclk-mode, assume enabled for all lanes in
+ * order to be DT backwards compatible. (Since HW reset val is enabled.)
+ */
+ if (ret == -EINVAL) {
+ for (int i = 0; i < ARRAY_SIZE(priv->rx_cmn_refclk_mode); i++)
+ priv->rx_cmn_refclk_mode[i] = 1;
+ } else if (ret < 0) {
+ dev_err(dev, "failed to read rockchip,rx-common-refclk-mode property %d\n",
+ ret);
+ return ret;
+ }
+
+ priv->phy = devm_phy_create(dev, NULL, &rockchip_p3phy_ops);
if (IS_ERR(priv->phy)) {
dev_err(dev, "failed to create combphy\n");
return PTR_ERR(priv->phy);
diff --git a/drivers/phy/rockchip/phy-rockchip-typec.c b/drivers/phy/rockchip/phy-rockchip-typec.c
index 4efcb78b0ab1..d9701b6106d5 100644
--- a/drivers/phy/rockchip/phy-rockchip-typec.c
+++ b/drivers/phy/rockchip/phy-rockchip-typec.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Copyright (C) Rockchip Electronics Co., Ltd.
* Author: Chris Zhong <zyw@rock-chips.com>
* Kever Yang <kever.yang@rock-chips.com>
*
@@ -1210,7 +1210,7 @@ MODULE_DEVICE_TABLE(of, rockchip_typec_phy_dt_ids);
static struct platform_driver rockchip_typec_phy_driver = {
.probe = rockchip_typec_phy_probe,
- .remove_new = rockchip_typec_phy_remove,
+ .remove = rockchip_typec_phy_remove,
.driver = {
.name = "rockchip-typec-phy",
.of_match_table = rockchip_typec_phy_dt_ids,
diff --git a/drivers/phy/rockchip/phy-rockchip-usbdp.c b/drivers/phy/rockchip/phy-rockchip-usbdp.c
new file mode 100644
index 000000000000..c066cc0a7b4f
--- /dev/null
+++ b/drivers/phy/rockchip/phy-rockchip-usbdp.c
@@ -0,0 +1,1667 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Rockchip USBDP Combo PHY with Samsung IP block driver
+ *
+ * Copyright (C) 2021-2024 Rockchip Electronics Co., Ltd
+ * Copyright (C) 2024 Collabora Ltd
+ */
+
+#include <dt-bindings/phy/phy.h>
+#include <linux/bitfield.h>
+#include <linux/bits.h>
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/mfd/syscon.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/phy/phy.h>
+#include <linux/platform_device.h>
+#include <linux/property.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+#include <linux/usb/ch9.h>
+#include <linux/usb/typec_dp.h>
+#include <linux/usb/typec_mux.h>
+
+/* USBDP PHY Register Definitions */
+#define UDPHY_PCS 0x4000
+#define UDPHY_PMA 0x8000
+
+/* VO0 GRF Registers */
+#define DP_SINK_HPD_CFG BIT(11)
+#define DP_SINK_HPD_SEL BIT(10)
+#define DP_AUX_DIN_SEL BIT(9)
+#define DP_AUX_DOUT_SEL BIT(8)
+#define DP_LANE_SEL_N(n) GENMASK(2 * (n) + 1, 2 * (n))
+#define DP_LANE_SEL_ALL GENMASK(7, 0)
+
+/* PMA CMN Registers */
+#define CMN_LANE_MUX_AND_EN_OFFSET 0x0288 /* cmn_reg00A2 */
+#define CMN_DP_LANE_MUX_N(n) BIT((n) + 4)
+#define CMN_DP_LANE_EN_N(n) BIT(n)
+#define CMN_DP_LANE_MUX_ALL GENMASK(7, 4)
+#define CMN_DP_LANE_EN_ALL GENMASK(3, 0)
+
+#define CMN_DP_LINK_OFFSET 0x28c /* cmn_reg00A3 */
+#define CMN_DP_TX_LINK_BW GENMASK(6, 5)
+#define CMN_DP_TX_LANE_SWAP_EN BIT(2)
+
+#define CMN_SSC_EN_OFFSET 0x2d0 /* cmn_reg00B4 */
+#define CMN_ROPLL_SSC_EN BIT(1)
+#define CMN_LCPLL_SSC_EN BIT(0)
+
+#define CMN_ANA_LCPLL_DONE_OFFSET 0x0350 /* cmn_reg00D4 */
+#define CMN_ANA_LCPLL_LOCK_DONE BIT(7)
+#define CMN_ANA_LCPLL_AFC_DONE BIT(6)
+
+#define CMN_ANA_ROPLL_DONE_OFFSET 0x0354 /* cmn_reg00D5 */
+#define CMN_ANA_ROPLL_LOCK_DONE BIT(1)
+#define CMN_ANA_ROPLL_AFC_DONE BIT(0)
+
+#define CMN_DP_RSTN_OFFSET 0x038c /* cmn_reg00E3 */
+#define CMN_DP_INIT_RSTN BIT(3)
+#define CMN_DP_CMN_RSTN BIT(2)
+#define CMN_CDR_WTCHDG_EN BIT(1)
+#define CMN_CDR_WTCHDG_MSK_CDR_EN BIT(0)
+
+#define TRSV_ANA_TX_CLK_OFFSET_N(n) (0x854 + (n) * 0x800) /* trsv_reg0215 */
+#define LN_ANA_TX_SER_TXCLK_INV BIT(1)
+
+#define TRSV_LN0_MON_RX_CDR_DONE_OFFSET 0x0b84 /* trsv_reg02E1 */
+#define TRSV_LN0_MON_RX_CDR_LOCK_DONE BIT(0)
+
+#define TRSV_LN2_MON_RX_CDR_DONE_OFFSET 0x1b84 /* trsv_reg06E1 */
+#define TRSV_LN2_MON_RX_CDR_LOCK_DONE BIT(0)
+
+#define BIT_WRITEABLE_SHIFT 16
+#define PHY_AUX_DP_DATA_POL_NORMAL 0
+#define PHY_AUX_DP_DATA_POL_INVERT 1
+#define PHY_LANE_MUX_USB 0
+#define PHY_LANE_MUX_DP 1
+
+enum {
+ DP_BW_RBR,
+ DP_BW_HBR,
+ DP_BW_HBR2,
+ DP_BW_HBR3,
+};
+
+enum {
+ UDPHY_MODE_NONE = 0,
+ UDPHY_MODE_USB = BIT(0),
+ UDPHY_MODE_DP = BIT(1),
+ UDPHY_MODE_DP_USB = BIT(1) | BIT(0),
+};
+
+struct rk_udphy_grf_reg {
+ unsigned int offset;
+ unsigned int disable;
+ unsigned int enable;
+};
+
+#define _RK_UDPHY_GEN_GRF_REG(offset, mask, disable, enable) \
+{\
+ offset, \
+ FIELD_PREP_CONST(mask, disable) | (mask << BIT_WRITEABLE_SHIFT), \
+ FIELD_PREP_CONST(mask, enable) | (mask << BIT_WRITEABLE_SHIFT), \
+}
+
+#define RK_UDPHY_GEN_GRF_REG(offset, bitend, bitstart, disable, enable) \
+ _RK_UDPHY_GEN_GRF_REG(offset, GENMASK(bitend, bitstart), disable, enable)
+
+struct rk_udphy_grf_cfg {
+ /* u2phy-grf */
+ struct rk_udphy_grf_reg bvalid_phy_con;
+ struct rk_udphy_grf_reg bvalid_grf_con;
+
+ /* usb-grf */
+ struct rk_udphy_grf_reg usb3otg0_cfg;
+ struct rk_udphy_grf_reg usb3otg1_cfg;
+
+ /* usbdpphy-grf */
+ struct rk_udphy_grf_reg low_pwrn;
+ struct rk_udphy_grf_reg rx_lfps;
+};
+
+struct rk_udphy_vogrf_cfg {
+ /* vo-grf */
+ struct rk_udphy_grf_reg hpd_trigger;
+ u32 dp_lane_reg;
+};
+
+struct rk_udphy_dp_tx_drv_ctrl {
+ u32 trsv_reg0204;
+ u32 trsv_reg0205;
+ u32 trsv_reg0206;
+ u32 trsv_reg0207;
+};
+
+struct rk_udphy_cfg {
+ unsigned int num_phys;
+ unsigned int phy_ids[2];
+ /* resets to be requested */
+ const char * const *rst_list;
+ int num_rsts;
+
+ struct rk_udphy_grf_cfg grfcfg;
+ struct rk_udphy_vogrf_cfg vogrfcfg[2];
+ const struct rk_udphy_dp_tx_drv_ctrl (*dp_tx_ctrl_cfg[4])[4];
+ const struct rk_udphy_dp_tx_drv_ctrl (*dp_tx_ctrl_cfg_typec[4])[4];
+};
+
+struct rk_udphy {
+ struct device *dev;
+ struct regmap *pma_regmap;
+ struct regmap *u2phygrf;
+ struct regmap *udphygrf;
+ struct regmap *usbgrf;
+ struct regmap *vogrf;
+ struct typec_switch_dev *sw;
+ struct typec_mux_dev *mux;
+ struct mutex mutex; /* mutex to protect access to individual PHYs */
+
+ /* clocks and rests */
+ int num_clks;
+ struct clk_bulk_data *clks;
+ struct clk *refclk;
+ int num_rsts;
+ struct reset_control_bulk_data *rsts;
+
+ /* PHY status management */
+ bool flip;
+ bool mode_change;
+ u8 mode;
+ u8 status;
+
+ /* utilized for USB */
+ bool hs; /* flag for high-speed */
+
+ /* utilized for DP */
+ struct gpio_desc *sbu1_dc_gpio;
+ struct gpio_desc *sbu2_dc_gpio;
+ u32 lane_mux_sel[4];
+ u32 dp_lane_sel[4];
+ u32 dp_aux_dout_sel;
+ u32 dp_aux_din_sel;
+ bool dp_sink_hpd_sel;
+ bool dp_sink_hpd_cfg;
+ unsigned int link_rate;
+ unsigned int lanes;
+ u8 bw;
+ int id;
+
+ bool dp_in_use;
+
+ /* PHY const config */
+ const struct rk_udphy_cfg *cfgs;
+
+ /* PHY devices */
+ struct phy *phy_dp;
+ struct phy *phy_u3;
+};
+
+static const struct rk_udphy_dp_tx_drv_ctrl rk3588_dp_tx_drv_ctrl_rbr_hbr[4][4] = {
+ /* voltage swing 0, pre-emphasis 0->3 */
+ {
+ { 0x20, 0x10, 0x42, 0xe5 },
+ { 0x26, 0x14, 0x42, 0xe5 },
+ { 0x29, 0x18, 0x42, 0xe5 },
+ { 0x2b, 0x1c, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 1, pre-emphasis 0->2 */
+ {
+ { 0x23, 0x10, 0x42, 0xe7 },
+ { 0x2a, 0x17, 0x43, 0xe7 },
+ { 0x2b, 0x1a, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 2, pre-emphasis 0->1 */
+ {
+ { 0x27, 0x10, 0x42, 0xe7 },
+ { 0x2b, 0x17, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 3, pre-emphasis 0 */
+ {
+ { 0x29, 0x10, 0x43, 0xe7 },
+ },
+};
+
+static const struct rk_udphy_dp_tx_drv_ctrl rk3588_dp_tx_drv_ctrl_rbr_hbr_typec[4][4] = {
+ /* voltage swing 0, pre-emphasis 0->3 */
+ {
+ { 0x20, 0x10, 0x42, 0xe5 },
+ { 0x26, 0x14, 0x42, 0xe5 },
+ { 0x29, 0x18, 0x42, 0xe5 },
+ { 0x2b, 0x1c, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 1, pre-emphasis 0->2 */
+ {
+ { 0x23, 0x10, 0x42, 0xe7 },
+ { 0x2a, 0x17, 0x43, 0xe7 },
+ { 0x2b, 0x1a, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 2, pre-emphasis 0->1 */
+ {
+ { 0x27, 0x10, 0x43, 0x67 },
+ { 0x2b, 0x17, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 3, pre-emphasis 0 */
+ {
+ { 0x29, 0x10, 0x43, 0xe7 },
+ },
+};
+
+static const struct rk_udphy_dp_tx_drv_ctrl rk3588_dp_tx_drv_ctrl_hbr2[4][4] = {
+ /* voltage swing 0, pre-emphasis 0->3 */
+ {
+ { 0x21, 0x10, 0x42, 0xe5 },
+ { 0x26, 0x14, 0x42, 0xe5 },
+ { 0x26, 0x16, 0x43, 0xe5 },
+ { 0x2a, 0x19, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 1, pre-emphasis 0->2 */
+ {
+ { 0x24, 0x10, 0x42, 0xe7 },
+ { 0x2a, 0x17, 0x43, 0xe7 },
+ { 0x2b, 0x1a, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 2, pre-emphasis 0->1 */
+ {
+ { 0x28, 0x10, 0x42, 0xe7 },
+ { 0x2b, 0x17, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 3, pre-emphasis 0 */
+ {
+ { 0x28, 0x10, 0x43, 0xe7 },
+ },
+};
+
+static const struct rk_udphy_dp_tx_drv_ctrl rk3588_dp_tx_drv_ctrl_hbr3[4][4] = {
+ /* voltage swing 0, pre-emphasis 0->3 */
+ {
+ { 0x21, 0x10, 0x42, 0xe5 },
+ { 0x26, 0x14, 0x42, 0xe5 },
+ { 0x26, 0x16, 0x43, 0xe5 },
+ { 0x29, 0x18, 0x43, 0xe7 },
+ },
+
+ /* voltage swing 1, pre-emphasis 0->2 */
+ {
+ { 0x24, 0x10, 0x42, 0xe7 },
+ { 0x2a, 0x18, 0x43, 0xe7 },
+ { 0x2b, 0x1b, 0x43, 0xe7 }
+ },
+
+ /* voltage swing 2, pre-emphasis 0->1 */
+ {
+ { 0x27, 0x10, 0x42, 0xe7 },
+ { 0x2b, 0x18, 0x43, 0xe7 }
+ },
+
+ /* voltage swing 3, pre-emphasis 0 */
+ {
+ { 0x28, 0x10, 0x43, 0xe7 },
+ },
+};
+
+static const struct reg_sequence rk_udphy_24m_refclk_cfg[] = {
+ {0x0090, 0x68}, {0x0094, 0x68},
+ {0x0128, 0x24}, {0x012c, 0x44},
+ {0x0130, 0x3f}, {0x0134, 0x44},
+ {0x015c, 0xa9}, {0x0160, 0x71},
+ {0x0164, 0x71}, {0x0168, 0xa9},
+ {0x0174, 0xa9}, {0x0178, 0x71},
+ {0x017c, 0x71}, {0x0180, 0xa9},
+ {0x018c, 0x41}, {0x0190, 0x00},
+ {0x0194, 0x05}, {0x01ac, 0x2a},
+ {0x01b0, 0x17}, {0x01b4, 0x17},
+ {0x01b8, 0x2a}, {0x01c8, 0x04},
+ {0x01cc, 0x08}, {0x01d0, 0x08},
+ {0x01d4, 0x04}, {0x01d8, 0x20},
+ {0x01dc, 0x01}, {0x01e0, 0x09},
+ {0x01e4, 0x03}, {0x01f0, 0x29},
+ {0x01f4, 0x02}, {0x01f8, 0x02},
+ {0x01fc, 0x29}, {0x0208, 0x2a},
+ {0x020c, 0x17}, {0x0210, 0x17},
+ {0x0214, 0x2a}, {0x0224, 0x20},
+ {0x03f0, 0x0a}, {0x03f4, 0x07},
+ {0x03f8, 0x07}, {0x03fc, 0x0c},
+ {0x0404, 0x12}, {0x0408, 0x1a},
+ {0x040c, 0x1a}, {0x0410, 0x3f},
+ {0x0ce0, 0x68}, {0x0ce8, 0xd0},
+ {0x0cf0, 0x87}, {0x0cf8, 0x70},
+ {0x0d00, 0x70}, {0x0d08, 0xa9},
+ {0x1ce0, 0x68}, {0x1ce8, 0xd0},
+ {0x1cf0, 0x87}, {0x1cf8, 0x70},
+ {0x1d00, 0x70}, {0x1d08, 0xa9},
+ {0x0a3c, 0xd0}, {0x0a44, 0xd0},
+ {0x0a48, 0x01}, {0x0a4c, 0x0d},
+ {0x0a54, 0xe0}, {0x0a5c, 0xe0},
+ {0x0a64, 0xa8}, {0x1a3c, 0xd0},
+ {0x1a44, 0xd0}, {0x1a48, 0x01},
+ {0x1a4c, 0x0d}, {0x1a54, 0xe0},
+ {0x1a5c, 0xe0}, {0x1a64, 0xa8}
+};
+
+static const struct reg_sequence rk_udphy_26m_refclk_cfg[] = {
+ {0x0830, 0x07}, {0x085c, 0x80},
+ {0x1030, 0x07}, {0x105c, 0x80},
+ {0x1830, 0x07}, {0x185c, 0x80},
+ {0x2030, 0x07}, {0x205c, 0x80},
+ {0x0228, 0x38}, {0x0104, 0x44},
+ {0x0248, 0x44}, {0x038c, 0x02},
+ {0x0878, 0x04}, {0x1878, 0x04},
+ {0x0898, 0x77}, {0x1898, 0x77},
+ {0x0054, 0x01}, {0x00e0, 0x38},
+ {0x0060, 0x24}, {0x0064, 0x77},
+ {0x0070, 0x76}, {0x0234, 0xe8},
+ {0x0af4, 0x15}, {0x1af4, 0x15},
+ {0x081c, 0xe5}, {0x181c, 0xe5},
+ {0x099c, 0x48}, {0x199c, 0x48},
+ {0x09a4, 0x07}, {0x09a8, 0x22},
+ {0x19a4, 0x07}, {0x19a8, 0x22},
+ {0x09b8, 0x3e}, {0x19b8, 0x3e},
+ {0x09e4, 0x02}, {0x19e4, 0x02},
+ {0x0a34, 0x1e}, {0x1a34, 0x1e},
+ {0x0a98, 0x2f}, {0x1a98, 0x2f},
+ {0x0c30, 0x0e}, {0x0c48, 0x06},
+ {0x1c30, 0x0e}, {0x1c48, 0x06},
+ {0x028c, 0x18}, {0x0af0, 0x00},
+ {0x1af0, 0x00}
+};
+
+static const struct reg_sequence rk_udphy_init_sequence[] = {
+ {0x0104, 0x44}, {0x0234, 0xe8},
+ {0x0248, 0x44}, {0x028c, 0x18},
+ {0x081c, 0xe5}, {0x0878, 0x00},
+ {0x0994, 0x1c}, {0x0af0, 0x00},
+ {0x181c, 0xe5}, {0x1878, 0x00},
+ {0x1994, 0x1c}, {0x1af0, 0x00},
+ {0x0428, 0x60}, {0x0d58, 0x33},
+ {0x1d58, 0x33}, {0x0990, 0x74},
+ {0x0d64, 0x17}, {0x08c8, 0x13},
+ {0x1990, 0x74}, {0x1d64, 0x17},
+ {0x18c8, 0x13}, {0x0d90, 0x40},
+ {0x0da8, 0x40}, {0x0dc0, 0x40},
+ {0x0dd8, 0x40}, {0x1d90, 0x40},
+ {0x1da8, 0x40}, {0x1dc0, 0x40},
+ {0x1dd8, 0x40}, {0x03c0, 0x30},
+ {0x03c4, 0x06}, {0x0e10, 0x00},
+ {0x1e10, 0x00}, {0x043c, 0x0f},
+ {0x0d2c, 0xff}, {0x1d2c, 0xff},
+ {0x0d34, 0x0f}, {0x1d34, 0x0f},
+ {0x08fc, 0x2a}, {0x0914, 0x28},
+ {0x0a30, 0x03}, {0x0e38, 0x03},
+ {0x0ecc, 0x27}, {0x0ed0, 0x22},
+ {0x0ed4, 0x26}, {0x18fc, 0x2a},
+ {0x1914, 0x28}, {0x1a30, 0x03},
+ {0x1e38, 0x03}, {0x1ecc, 0x27},
+ {0x1ed0, 0x22}, {0x1ed4, 0x26},
+ {0x0048, 0x0f}, {0x0060, 0x3c},
+ {0x0064, 0xf7}, {0x006c, 0x20},
+ {0x0070, 0x7d}, {0x0074, 0x68},
+ {0x0af4, 0x1a}, {0x1af4, 0x1a},
+ {0x0440, 0x3f}, {0x10d4, 0x08},
+ {0x20d4, 0x08}, {0x00d4, 0x30},
+ {0x0024, 0x6e},
+};
+
+static inline int rk_udphy_grfreg_write(struct regmap *base,
+ const struct rk_udphy_grf_reg *reg, bool en)
+{
+ return regmap_write(base, reg->offset, en ? reg->enable : reg->disable);
+}
+
+static int rk_udphy_clk_init(struct rk_udphy *udphy, struct device *dev)
+{
+ int i;
+
+ udphy->num_clks = devm_clk_bulk_get_all(dev, &udphy->clks);
+ if (udphy->num_clks < 1)
+ return -ENODEV;
+
+ /* used for configure phy reference clock frequency */
+ for (i = 0; i < udphy->num_clks; i++) {
+ if (!strncmp(udphy->clks[i].id, "refclk", 6)) {
+ udphy->refclk = udphy->clks[i].clk;
+ break;
+ }
+ }
+
+ if (!udphy->refclk)
+ return dev_err_probe(udphy->dev, -EINVAL, "no refclk found\n");
+
+ return 0;
+}
+
+static int rk_udphy_reset_assert_all(struct rk_udphy *udphy)
+{
+ return reset_control_bulk_assert(udphy->num_rsts, udphy->rsts);
+}
+
+static int rk_udphy_reset_deassert_all(struct rk_udphy *udphy)
+{
+ return reset_control_bulk_deassert(udphy->num_rsts, udphy->rsts);
+}
+
+static int rk_udphy_reset_deassert(struct rk_udphy *udphy, char *name)
+{
+ struct reset_control_bulk_data *list = udphy->rsts;
+ int idx;
+
+ for (idx = 0; idx < udphy->num_rsts; idx++) {
+ if (!strcmp(list[idx].id, name))
+ return reset_control_deassert(list[idx].rstc);
+ }
+
+ return -EINVAL;
+}
+
+static int rk_udphy_reset_init(struct rk_udphy *udphy, struct device *dev)
+{
+ const struct rk_udphy_cfg *cfg = udphy->cfgs;
+ int idx;
+
+ udphy->num_rsts = cfg->num_rsts;
+ udphy->rsts = devm_kcalloc(dev, udphy->num_rsts,
+ sizeof(*udphy->rsts), GFP_KERNEL);
+ if (!udphy->rsts)
+ return -ENOMEM;
+
+ for (idx = 0; idx < cfg->num_rsts; idx++)
+ udphy->rsts[idx].id = cfg->rst_list[idx];
+
+ return devm_reset_control_bulk_get_exclusive(dev, cfg->num_rsts,
+ udphy->rsts);
+}
+
+static void rk_udphy_u3_port_disable(struct rk_udphy *udphy, u8 disable)
+{
+ const struct rk_udphy_cfg *cfg = udphy->cfgs;
+ const struct rk_udphy_grf_reg *preg;
+
+ preg = udphy->id ? &cfg->grfcfg.usb3otg1_cfg : &cfg->grfcfg.usb3otg0_cfg;
+ rk_udphy_grfreg_write(udphy->usbgrf, preg, disable);
+}
+
+static void rk_udphy_usb_bvalid_enable(struct rk_udphy *udphy, u8 enable)
+{
+ const struct rk_udphy_cfg *cfg = udphy->cfgs;
+
+ rk_udphy_grfreg_write(udphy->u2phygrf, &cfg->grfcfg.bvalid_phy_con, enable);
+ rk_udphy_grfreg_write(udphy->u2phygrf, &cfg->grfcfg.bvalid_grf_con, enable);
+}
+
+/*
+ * In usb/dp combo phy driver, here are 2 ways to mapping lanes.
+ *
+ * 1 Type-C Mapping table (DP_Alt_Mode V1.0b remove ABF pin mapping)
+ * ---------------------------------------------------------------------------
+ * Type-C Pin B11-B10 A2-A3 A11-A10 B2-B3
+ * PHY Pad ln0(tx/rx) ln1(tx) ln2(tx/rx) ln3(tx)
+ * C/E(Normal) dpln3 dpln2 dpln0 dpln1
+ * C/E(Flip ) dpln0 dpln1 dpln3 dpln2
+ * D/F(Normal) usbrx usbtx dpln0 dpln1
+ * D/F(Flip ) dpln0 dpln1 usbrx usbtx
+ * A(Normal ) dpln3 dpln1 dpln2 dpln0
+ * A(Flip ) dpln2 dpln0 dpln3 dpln1
+ * B(Normal ) usbrx usbtx dpln1 dpln0
+ * B(Flip ) dpln1 dpln0 usbrx usbtx
+ * ---------------------------------------------------------------------------
+ *
+ * 2 Mapping the lanes in dtsi
+ * if all 4 lane assignment for dp function, define rockchip,dp-lane-mux = <x x x x>;
+ * sample as follow:
+ * ---------------------------------------------------------------------------
+ * B11-B10 A2-A3 A11-A10 B2-B3
+ * rockchip,dp-lane-mux ln0(tx/rx) ln1(tx) ln2(tx/rx) ln3(tx)
+ * <0 1 2 3> dpln0 dpln1 dpln2 dpln3
+ * <2 3 0 1> dpln2 dpln3 dpln0 dpln1
+ * ---------------------------------------------------------------------------
+ * if 2 lane for dp function, 2 lane for usb function, define rockchip,dp-lane-mux = <x x>;
+ * sample as follow:
+ * ---------------------------------------------------------------------------
+ * B11-B10 A2-A3 A11-A10 B2-B3
+ * rockchip,dp-lane-mux ln0(tx/rx) ln1(tx) ln2(tx/rx) ln3(tx)
+ * <0 1> dpln0 dpln1 usbrx usbtx
+ * <2 3> usbrx usbtx dpln0 dpln1
+ * ---------------------------------------------------------------------------
+ */
+
+static void rk_udphy_dplane_select(struct rk_udphy *udphy)
+{
+ const struct rk_udphy_cfg *cfg = udphy->cfgs;
+ u32 value = 0;
+
+ switch (udphy->mode) {
+ case UDPHY_MODE_DP:
+ value |= 2 << udphy->dp_lane_sel[2] * 2;
+ value |= 3 << udphy->dp_lane_sel[3] * 2;
+ fallthrough;
+
+ case UDPHY_MODE_DP_USB:
+ value |= 0 << udphy->dp_lane_sel[0] * 2;
+ value |= 1 << udphy->dp_lane_sel[1] * 2;
+ break;
+
+ case UDPHY_MODE_USB:
+ break;
+
+ default:
+ break;
+ }
+
+ regmap_write(udphy->vogrf, cfg->vogrfcfg[udphy->id].dp_lane_reg,
+ ((DP_AUX_DIN_SEL | DP_AUX_DOUT_SEL | DP_LANE_SEL_ALL) << 16) |
+ FIELD_PREP(DP_AUX_DIN_SEL, udphy->dp_aux_din_sel) |
+ FIELD_PREP(DP_AUX_DOUT_SEL, udphy->dp_aux_dout_sel) | value);
+}
+
+static int rk_udphy_dplane_get(struct rk_udphy *udphy)
+{
+ int dp_lanes;
+
+ switch (udphy->mode) {
+ case UDPHY_MODE_DP:
+ dp_lanes = 4;
+ break;
+
+ case UDPHY_MODE_DP_USB:
+ dp_lanes = 2;
+ break;
+
+ case UDPHY_MODE_USB:
+ default:
+ dp_lanes = 0;
+ break;
+ }
+
+ return dp_lanes;
+}
+
+static void rk_udphy_dplane_enable(struct rk_udphy *udphy, int dp_lanes)
+{
+ u32 val = 0;
+ int i;
+
+ for (i = 0; i < dp_lanes; i++)
+ val |= BIT(udphy->dp_lane_sel[i]);
+
+ regmap_update_bits(udphy->pma_regmap, CMN_LANE_MUX_AND_EN_OFFSET, CMN_DP_LANE_EN_ALL,
+ FIELD_PREP(CMN_DP_LANE_EN_ALL, val));
+
+ if (!dp_lanes)
+ regmap_update_bits(udphy->pma_regmap, CMN_DP_RSTN_OFFSET,
+ CMN_DP_CMN_RSTN, FIELD_PREP(CMN_DP_CMN_RSTN, 0x0));
+}
+
+static void rk_udphy_dp_hpd_event_trigger(struct rk_udphy *udphy, bool hpd)
+{
+ const struct rk_udphy_cfg *cfg = udphy->cfgs;
+
+ udphy->dp_sink_hpd_sel = true;
+ udphy->dp_sink_hpd_cfg = hpd;
+
+ if (!udphy->dp_in_use)
+ return;
+
+ rk_udphy_grfreg_write(udphy->vogrf, &cfg->vogrfcfg[udphy->id].hpd_trigger, hpd);
+}
+
+static void rk_udphy_set_typec_default_mapping(struct rk_udphy *udphy)
+{
+ if (udphy->flip) {
+ udphy->dp_lane_sel[0] = 0;
+ udphy->dp_lane_sel[1] = 1;
+ udphy->dp_lane_sel[2] = 3;
+ udphy->dp_lane_sel[3] = 2;
+ udphy->lane_mux_sel[0] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[1] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[2] = PHY_LANE_MUX_USB;
+ udphy->lane_mux_sel[3] = PHY_LANE_MUX_USB;
+ udphy->dp_aux_dout_sel = PHY_AUX_DP_DATA_POL_INVERT;
+ udphy->dp_aux_din_sel = PHY_AUX_DP_DATA_POL_INVERT;
+ gpiod_set_value_cansleep(udphy->sbu1_dc_gpio, 1);
+ gpiod_set_value_cansleep(udphy->sbu2_dc_gpio, 0);
+ } else {
+ udphy->dp_lane_sel[0] = 2;
+ udphy->dp_lane_sel[1] = 3;
+ udphy->dp_lane_sel[2] = 1;
+ udphy->dp_lane_sel[3] = 0;
+ udphy->lane_mux_sel[0] = PHY_LANE_MUX_USB;
+ udphy->lane_mux_sel[1] = PHY_LANE_MUX_USB;
+ udphy->lane_mux_sel[2] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[3] = PHY_LANE_MUX_DP;
+ udphy->dp_aux_dout_sel = PHY_AUX_DP_DATA_POL_NORMAL;
+ udphy->dp_aux_din_sel = PHY_AUX_DP_DATA_POL_NORMAL;
+ gpiod_set_value_cansleep(udphy->sbu1_dc_gpio, 0);
+ gpiod_set_value_cansleep(udphy->sbu2_dc_gpio, 1);
+ }
+
+ udphy->mode = UDPHY_MODE_DP_USB;
+}
+
+static int rk_udphy_orien_sw_set(struct typec_switch_dev *sw,
+ enum typec_orientation orien)
+{
+ struct rk_udphy *udphy = typec_switch_get_drvdata(sw);
+
+ mutex_lock(&udphy->mutex);
+
+ if (orien == TYPEC_ORIENTATION_NONE) {
+ gpiod_set_value_cansleep(udphy->sbu1_dc_gpio, 0);
+ gpiod_set_value_cansleep(udphy->sbu2_dc_gpio, 0);
+ /* unattached */
+ rk_udphy_usb_bvalid_enable(udphy, false);
+ goto unlock_ret;
+ }
+
+ udphy->flip = (orien == TYPEC_ORIENTATION_REVERSE) ? true : false;
+ rk_udphy_set_typec_default_mapping(udphy);
+ rk_udphy_usb_bvalid_enable(udphy, true);
+
+unlock_ret:
+ mutex_unlock(&udphy->mutex);
+ return 0;
+}
+
+static void rk_udphy_orien_switch_unregister(void *data)
+{
+ struct rk_udphy *udphy = data;
+
+ typec_switch_unregister(udphy->sw);
+}
+
+static int rk_udphy_setup_orien_switch(struct rk_udphy *udphy)
+{
+ struct typec_switch_desc sw_desc = { };
+
+ sw_desc.drvdata = udphy;
+ sw_desc.fwnode = dev_fwnode(udphy->dev);
+ sw_desc.set = rk_udphy_orien_sw_set;
+
+ udphy->sw = typec_switch_register(udphy->dev, &sw_desc);
+ if (IS_ERR(udphy->sw)) {
+ dev_err(udphy->dev, "Error register typec orientation switch: %ld\n",
+ PTR_ERR(udphy->sw));
+ return PTR_ERR(udphy->sw);
+ }
+
+ return devm_add_action_or_reset(udphy->dev,
+ rk_udphy_orien_switch_unregister, udphy);
+}
+
+static int rk_udphy_refclk_set(struct rk_udphy *udphy)
+{
+ unsigned long rate;
+ int ret;
+
+ /* configure phy reference clock */
+ rate = clk_get_rate(udphy->refclk);
+ dev_dbg(udphy->dev, "refclk freq %ld\n", rate);
+
+ switch (rate) {
+ case 24000000:
+ ret = regmap_multi_reg_write(udphy->pma_regmap, rk_udphy_24m_refclk_cfg,
+ ARRAY_SIZE(rk_udphy_24m_refclk_cfg));
+ if (ret)
+ return ret;
+ break;
+
+ case 26000000:
+ /* register default is 26MHz */
+ ret = regmap_multi_reg_write(udphy->pma_regmap, rk_udphy_26m_refclk_cfg,
+ ARRAY_SIZE(rk_udphy_26m_refclk_cfg));
+ if (ret)
+ return ret;
+ break;
+
+ default:
+ dev_err(udphy->dev, "unsupported refclk freq %ld\n", rate);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int rk_udphy_status_check(struct rk_udphy *udphy)
+{
+ unsigned int val;
+ int ret;
+
+ /* LCPLL check */
+ if (udphy->mode & UDPHY_MODE_USB) {
+ ret = regmap_read_poll_timeout(udphy->pma_regmap, CMN_ANA_LCPLL_DONE_OFFSET,
+ val, (val & CMN_ANA_LCPLL_AFC_DONE) &&
+ (val & CMN_ANA_LCPLL_LOCK_DONE), 200, 100000);
+ if (ret) {
+ dev_err(udphy->dev, "cmn ana lcpll lock timeout\n");
+ /*
+ * If earlier software (U-Boot) enabled USB once already
+ * the PLL may have problems locking on the first try.
+ * It will be successful on the second try, so for the
+ * time being a -EPROBE_DEFER will solve the issue.
+ *
+ * This requires further investigation to understand the
+ * root cause, especially considering that the driver is
+ * asserting all reset lines at probe time.
+ */
+ return -EPROBE_DEFER;
+ }
+
+ if (!udphy->flip) {
+ ret = regmap_read_poll_timeout(udphy->pma_regmap,
+ TRSV_LN0_MON_RX_CDR_DONE_OFFSET, val,
+ val & TRSV_LN0_MON_RX_CDR_LOCK_DONE,
+ 200, 100000);
+ if (ret)
+ dev_err(udphy->dev, "trsv ln0 mon rx cdr lock timeout\n");
+ } else {
+ ret = regmap_read_poll_timeout(udphy->pma_regmap,
+ TRSV_LN2_MON_RX_CDR_DONE_OFFSET, val,
+ val & TRSV_LN2_MON_RX_CDR_LOCK_DONE,
+ 200, 100000);
+ if (ret)
+ dev_err(udphy->dev, "trsv ln2 mon rx cdr lock timeout\n");
+ }
+ }
+
+ return 0;
+}
+
+static int rk_udphy_init(struct rk_udphy *udphy)
+{
+ const struct rk_udphy_cfg *cfg = udphy->cfgs;
+ int ret;
+
+ rk_udphy_reset_assert_all(udphy);
+ usleep_range(10000, 11000);
+
+ /* enable rx lfps for usb */
+ if (udphy->mode & UDPHY_MODE_USB)
+ rk_udphy_grfreg_write(udphy->udphygrf, &cfg->grfcfg.rx_lfps, true);
+
+ /* Step 1: power on pma and deassert apb rstn */
+ rk_udphy_grfreg_write(udphy->udphygrf, &cfg->grfcfg.low_pwrn, true);
+
+ rk_udphy_reset_deassert(udphy, "pma_apb");
+ rk_udphy_reset_deassert(udphy, "pcs_apb");
+
+ /* Step 2: set init sequence and phy refclk */
+ ret = regmap_multi_reg_write(udphy->pma_regmap, rk_udphy_init_sequence,
+ ARRAY_SIZE(rk_udphy_init_sequence));
+ if (ret) {
+ dev_err(udphy->dev, "init sequence set error %d\n", ret);
+ goto assert_resets;
+ }
+
+ ret = rk_udphy_refclk_set(udphy);
+ if (ret) {
+ dev_err(udphy->dev, "refclk set error %d\n", ret);
+ goto assert_resets;
+ }
+
+ /* Step 3: configure lane mux */
+ regmap_update_bits(udphy->pma_regmap, CMN_LANE_MUX_AND_EN_OFFSET,
+ CMN_DP_LANE_MUX_ALL | CMN_DP_LANE_EN_ALL,
+ FIELD_PREP(CMN_DP_LANE_MUX_N(3), udphy->lane_mux_sel[3]) |
+ FIELD_PREP(CMN_DP_LANE_MUX_N(2), udphy->lane_mux_sel[2]) |
+ FIELD_PREP(CMN_DP_LANE_MUX_N(1), udphy->lane_mux_sel[1]) |
+ FIELD_PREP(CMN_DP_LANE_MUX_N(0), udphy->lane_mux_sel[0]) |
+ FIELD_PREP(CMN_DP_LANE_EN_ALL, 0));
+
+ /* Step 4: deassert init rstn and wait for 200ns from datasheet */
+ if (udphy->mode & UDPHY_MODE_USB)
+ rk_udphy_reset_deassert(udphy, "init");
+
+ if (udphy->mode & UDPHY_MODE_DP) {
+ regmap_update_bits(udphy->pma_regmap, CMN_DP_RSTN_OFFSET,
+ CMN_DP_INIT_RSTN,
+ FIELD_PREP(CMN_DP_INIT_RSTN, 0x1));
+ }
+
+ udelay(1);
+
+ /* Step 5: deassert cmn/lane rstn */
+ if (udphy->mode & UDPHY_MODE_USB) {
+ rk_udphy_reset_deassert(udphy, "cmn");
+ rk_udphy_reset_deassert(udphy, "lane");
+ }
+
+ /* Step 6: wait for lock done of pll */
+ ret = rk_udphy_status_check(udphy);
+ if (ret)
+ goto assert_resets;
+
+ return 0;
+
+assert_resets:
+ rk_udphy_reset_assert_all(udphy);
+ return ret;
+}
+
+static int rk_udphy_setup(struct rk_udphy *udphy)
+{
+ int ret;
+
+ ret = clk_bulk_prepare_enable(udphy->num_clks, udphy->clks);
+ if (ret) {
+ dev_err(udphy->dev, "failed to enable clk\n");
+ return ret;
+ }
+
+ ret = rk_udphy_init(udphy);
+ if (ret) {
+ dev_err(udphy->dev, "failed to init combophy\n");
+ clk_bulk_disable_unprepare(udphy->num_clks, udphy->clks);
+ return ret;
+ }
+
+ return 0;
+}
+
+static void rk_udphy_disable(struct rk_udphy *udphy)
+{
+ clk_bulk_disable_unprepare(udphy->num_clks, udphy->clks);
+ rk_udphy_reset_assert_all(udphy);
+}
+
+static int rk_udphy_parse_lane_mux_data(struct rk_udphy *udphy)
+{
+ int ret, i, num_lanes;
+
+ num_lanes = device_property_count_u32(udphy->dev, "rockchip,dp-lane-mux");
+ if (num_lanes < 0) {
+ dev_dbg(udphy->dev, "no dp-lane-mux, following dp alt mode\n");
+ udphy->mode = UDPHY_MODE_USB;
+ return 0;
+ }
+
+ if (num_lanes != 2 && num_lanes != 4)
+ return dev_err_probe(udphy->dev, -EINVAL,
+ "invalid number of lane mux\n");
+
+ ret = device_property_read_u32_array(udphy->dev, "rockchip,dp-lane-mux",
+ udphy->dp_lane_sel, num_lanes);
+ if (ret)
+ return dev_err_probe(udphy->dev, ret, "get dp lane mux failed\n");
+
+ for (i = 0; i < num_lanes; i++) {
+ int j;
+
+ if (udphy->dp_lane_sel[i] > 3)
+ return dev_err_probe(udphy->dev, -EINVAL,
+ "lane mux between 0 and 3, exceeding the range\n");
+
+ udphy->lane_mux_sel[udphy->dp_lane_sel[i]] = PHY_LANE_MUX_DP;
+
+ for (j = i + 1; j < num_lanes; j++) {
+ if (udphy->dp_lane_sel[i] == udphy->dp_lane_sel[j])
+ return dev_err_probe(udphy->dev, -EINVAL,
+ "set repeat lane mux value\n");
+ }
+ }
+
+ udphy->mode = UDPHY_MODE_DP;
+ if (num_lanes == 2) {
+ udphy->mode |= UDPHY_MODE_USB;
+ udphy->flip = (udphy->lane_mux_sel[0] == PHY_LANE_MUX_DP);
+ }
+
+ return 0;
+}
+
+static int rk_udphy_get_initial_status(struct rk_udphy *udphy)
+{
+ int ret;
+ u32 value;
+
+ ret = clk_bulk_prepare_enable(udphy->num_clks, udphy->clks);
+ if (ret) {
+ dev_err(udphy->dev, "failed to enable clk\n");
+ return ret;
+ }
+
+ rk_udphy_reset_deassert_all(udphy);
+
+ regmap_read(udphy->pma_regmap, CMN_LANE_MUX_AND_EN_OFFSET, &value);
+ if (FIELD_GET(CMN_DP_LANE_MUX_ALL, value) && FIELD_GET(CMN_DP_LANE_EN_ALL, value))
+ udphy->status = UDPHY_MODE_DP;
+ else
+ rk_udphy_disable(udphy);
+
+ return 0;
+}
+
+static int rk_udphy_parse_dt(struct rk_udphy *udphy)
+{
+ struct device *dev = udphy->dev;
+ struct device_node *np = dev_of_node(dev);
+ enum usb_device_speed maximum_speed;
+ int ret;
+
+ udphy->u2phygrf = syscon_regmap_lookup_by_phandle(np, "rockchip,u2phy-grf");
+ if (IS_ERR(udphy->u2phygrf))
+ return dev_err_probe(dev, PTR_ERR(udphy->u2phygrf), "failed to get u2phy-grf\n");
+
+ udphy->udphygrf = syscon_regmap_lookup_by_phandle(np, "rockchip,usbdpphy-grf");
+ if (IS_ERR(udphy->udphygrf))
+ return dev_err_probe(dev, PTR_ERR(udphy->udphygrf), "failed to get usbdpphy-grf\n");
+
+ udphy->usbgrf = syscon_regmap_lookup_by_phandle(np, "rockchip,usb-grf");
+ if (IS_ERR(udphy->usbgrf))
+ return dev_err_probe(dev, PTR_ERR(udphy->usbgrf), "failed to get usb-grf\n");
+
+ udphy->vogrf = syscon_regmap_lookup_by_phandle(np, "rockchip,vo-grf");
+ if (IS_ERR(udphy->vogrf))
+ return dev_err_probe(dev, PTR_ERR(udphy->vogrf), "failed to get vo-grf\n");
+
+ ret = rk_udphy_parse_lane_mux_data(udphy);
+ if (ret)
+ return ret;
+
+ udphy->sbu1_dc_gpio = devm_gpiod_get_optional(dev, "sbu1-dc", GPIOD_OUT_LOW);
+ if (IS_ERR(udphy->sbu1_dc_gpio))
+ return PTR_ERR(udphy->sbu1_dc_gpio);
+
+ udphy->sbu2_dc_gpio = devm_gpiod_get_optional(dev, "sbu2-dc", GPIOD_OUT_LOW);
+ if (IS_ERR(udphy->sbu2_dc_gpio))
+ return PTR_ERR(udphy->sbu2_dc_gpio);
+
+ if (device_property_present(dev, "maximum-speed")) {
+ maximum_speed = usb_get_maximum_speed(dev);
+ udphy->hs = maximum_speed <= USB_SPEED_HIGH;
+ }
+
+ ret = rk_udphy_clk_init(udphy, dev);
+ if (ret)
+ return ret;
+
+ return rk_udphy_reset_init(udphy, dev);
+}
+
+static int rk_udphy_power_on(struct rk_udphy *udphy, u8 mode)
+{
+ int ret;
+
+ if (!(udphy->mode & mode)) {
+ dev_info(udphy->dev, "mode 0x%02x is not support\n", mode);
+ return 0;
+ }
+
+ if (udphy->status == UDPHY_MODE_NONE) {
+ udphy->mode_change = false;
+ ret = rk_udphy_setup(udphy);
+ if (ret)
+ return ret;
+
+ if (udphy->mode & UDPHY_MODE_USB)
+ rk_udphy_u3_port_disable(udphy, false);
+ } else if (udphy->mode_change) {
+ udphy->mode_change = false;
+ udphy->status = UDPHY_MODE_NONE;
+ if (udphy->mode == UDPHY_MODE_DP)
+ rk_udphy_u3_port_disable(udphy, true);
+
+ rk_udphy_disable(udphy);
+ ret = rk_udphy_setup(udphy);
+ if (ret)
+ return ret;
+ }
+
+ udphy->status |= mode;
+
+ return 0;
+}
+
+static void rk_udphy_power_off(struct rk_udphy *udphy, u8 mode)
+{
+ if (!(udphy->mode & mode)) {
+ dev_info(udphy->dev, "mode 0x%02x is not support\n", mode);
+ return;
+ }
+
+ if (!udphy->status)
+ return;
+
+ udphy->status &= ~mode;
+
+ if (udphy->status == UDPHY_MODE_NONE)
+ rk_udphy_disable(udphy);
+}
+
+static int rk_udphy_dp_phy_init(struct phy *phy)
+{
+ struct rk_udphy *udphy = phy_get_drvdata(phy);
+
+ mutex_lock(&udphy->mutex);
+
+ udphy->dp_in_use = true;
+
+ mutex_unlock(&udphy->mutex);
+
+ return 0;
+}
+
+static int rk_udphy_dp_phy_exit(struct phy *phy)
+{
+ struct rk_udphy *udphy = phy_get_drvdata(phy);
+
+ mutex_lock(&udphy->mutex);
+ udphy->dp_in_use = false;
+ mutex_unlock(&udphy->mutex);
+ return 0;
+}
+
+static int rk_udphy_dp_phy_power_on(struct phy *phy)
+{
+ struct rk_udphy *udphy = phy_get_drvdata(phy);
+ int ret, dp_lanes;
+
+ mutex_lock(&udphy->mutex);
+
+ dp_lanes = rk_udphy_dplane_get(udphy);
+ phy_set_bus_width(phy, dp_lanes);
+
+ ret = rk_udphy_power_on(udphy, UDPHY_MODE_DP);
+ if (ret)
+ goto unlock;
+
+ rk_udphy_dplane_enable(udphy, dp_lanes);
+
+ rk_udphy_dplane_select(udphy);
+
+unlock:
+ mutex_unlock(&udphy->mutex);
+ /*
+ * If data send by aux channel too fast after phy power on,
+ * the aux may be not ready which will cause aux error. Adding
+ * delay to avoid this issue.
+ */
+ usleep_range(10000, 11000);
+ return ret;
+}
+
+static int rk_udphy_dp_phy_power_off(struct phy *phy)
+{
+ struct rk_udphy *udphy = phy_get_drvdata(phy);
+
+ mutex_lock(&udphy->mutex);
+ rk_udphy_dplane_enable(udphy, 0);
+ rk_udphy_power_off(udphy, UDPHY_MODE_DP);
+ mutex_unlock(&udphy->mutex);
+
+ return 0;
+}
+
+/*
+ * Verify link rate
+ */
+static int rk_udphy_dp_phy_verify_link_rate(struct rk_udphy *udphy,
+ struct phy_configure_opts_dp *dp)
+{
+ switch (dp->link_rate) {
+ case 1620:
+ case 2700:
+ case 5400:
+ case 8100:
+ udphy->link_rate = dp->link_rate;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int rk_udphy_dp_phy_verify_lanes(struct rk_udphy *udphy,
+ struct phy_configure_opts_dp *dp)
+{
+ switch (dp->lanes) {
+ case 1:
+ case 2:
+ case 4:
+ /* valid lane count. */
+ udphy->lanes = dp->lanes;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * If changing voltages is required, check swing and pre-emphasis
+ * levels, per-lane.
+ */
+static int rk_udphy_dp_phy_verify_voltages(struct rk_udphy *udphy,
+ struct phy_configure_opts_dp *dp)
+{
+ int i;
+
+ /* Lane count verified previously. */
+ for (i = 0; i < udphy->lanes; i++) {
+ if (dp->voltage[i] > 3 || dp->pre[i] > 3)
+ return -EINVAL;
+
+ /*
+ * Sum of voltage swing and pre-emphasis levels cannot
+ * exceed 3.
+ */
+ if (dp->voltage[i] + dp->pre[i] > 3)
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void rk_udphy_dp_set_voltage(struct rk_udphy *udphy, u8 bw,
+ u32 voltage, u32 pre, u32 lane)
+{
+ const struct rk_udphy_cfg *cfg = udphy->cfgs;
+ const struct rk_udphy_dp_tx_drv_ctrl (*dp_ctrl)[4];
+ u32 offset = 0x800 * lane;
+ u32 val;
+
+ if (udphy->mux)
+ dp_ctrl = cfg->dp_tx_ctrl_cfg_typec[bw];
+ else
+ dp_ctrl = cfg->dp_tx_ctrl_cfg[bw];
+
+ val = dp_ctrl[voltage][pre].trsv_reg0204;
+ regmap_write(udphy->pma_regmap, 0x0810 + offset, val);
+
+ val = dp_ctrl[voltage][pre].trsv_reg0205;
+ regmap_write(udphy->pma_regmap, 0x0814 + offset, val);
+
+ val = dp_ctrl[voltage][pre].trsv_reg0206;
+ regmap_write(udphy->pma_regmap, 0x0818 + offset, val);
+
+ val = dp_ctrl[voltage][pre].trsv_reg0207;
+ regmap_write(udphy->pma_regmap, 0x081c + offset, val);
+}
+
+static int rk_udphy_dp_phy_configure(struct phy *phy,
+ union phy_configure_opts *opts)
+{
+ struct rk_udphy *udphy = phy_get_drvdata(phy);
+ struct phy_configure_opts_dp *dp = &opts->dp;
+ u32 i, val, lane;
+ int ret;
+
+ if (dp->set_rate) {
+ ret = rk_udphy_dp_phy_verify_link_rate(udphy, dp);
+ if (ret)
+ return ret;
+ }
+
+ if (dp->set_lanes) {
+ ret = rk_udphy_dp_phy_verify_lanes(udphy, dp);
+ if (ret)
+ return ret;
+ }
+
+ if (dp->set_voltages) {
+ ret = rk_udphy_dp_phy_verify_voltages(udphy, dp);
+ if (ret)
+ return ret;
+ }
+
+ if (dp->set_rate) {
+ regmap_update_bits(udphy->pma_regmap, CMN_DP_RSTN_OFFSET,
+ CMN_DP_CMN_RSTN, FIELD_PREP(CMN_DP_CMN_RSTN, 0x0));
+
+ switch (dp->link_rate) {
+ case 1620:
+ udphy->bw = DP_BW_RBR;
+ break;
+
+ case 2700:
+ udphy->bw = DP_BW_HBR;
+ break;
+
+ case 5400:
+ udphy->bw = DP_BW_HBR2;
+ break;
+
+ case 8100:
+ udphy->bw = DP_BW_HBR3;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(udphy->pma_regmap, CMN_DP_LINK_OFFSET, CMN_DP_TX_LINK_BW,
+ FIELD_PREP(CMN_DP_TX_LINK_BW, udphy->bw));
+ regmap_update_bits(udphy->pma_regmap, CMN_SSC_EN_OFFSET, CMN_ROPLL_SSC_EN,
+ FIELD_PREP(CMN_ROPLL_SSC_EN, dp->ssc));
+ regmap_update_bits(udphy->pma_regmap, CMN_DP_RSTN_OFFSET, CMN_DP_CMN_RSTN,
+ FIELD_PREP(CMN_DP_CMN_RSTN, 0x1));
+
+ ret = regmap_read_poll_timeout(udphy->pma_regmap, CMN_ANA_ROPLL_DONE_OFFSET, val,
+ FIELD_GET(CMN_ANA_ROPLL_LOCK_DONE, val) &&
+ FIELD_GET(CMN_ANA_ROPLL_AFC_DONE, val),
+ 0, 1000);
+ if (ret) {
+ dev_err(udphy->dev, "ROPLL is not lock, set_rate failed\n");
+ return ret;
+ }
+ }
+
+ if (dp->set_voltages) {
+ for (i = 0; i < udphy->lanes; i++) {
+ lane = udphy->dp_lane_sel[i];
+ switch (udphy->link_rate) {
+ case 1620:
+ case 2700:
+ regmap_update_bits(udphy->pma_regmap,
+ TRSV_ANA_TX_CLK_OFFSET_N(lane),
+ LN_ANA_TX_SER_TXCLK_INV,
+ FIELD_PREP(LN_ANA_TX_SER_TXCLK_INV,
+ udphy->lane_mux_sel[lane]));
+ break;
+
+ case 5400:
+ case 8100:
+ regmap_update_bits(udphy->pma_regmap,
+ TRSV_ANA_TX_CLK_OFFSET_N(lane),
+ LN_ANA_TX_SER_TXCLK_INV,
+ FIELD_PREP(LN_ANA_TX_SER_TXCLK_INV, 0x0));
+ break;
+ }
+
+ rk_udphy_dp_set_voltage(udphy, udphy->bw, dp->voltage[i],
+ dp->pre[i], lane);
+ }
+ }
+
+ return 0;
+}
+
+static const struct phy_ops rk_udphy_dp_phy_ops = {
+ .init = rk_udphy_dp_phy_init,
+ .exit = rk_udphy_dp_phy_exit,
+ .power_on = rk_udphy_dp_phy_power_on,
+ .power_off = rk_udphy_dp_phy_power_off,
+ .configure = rk_udphy_dp_phy_configure,
+ .owner = THIS_MODULE,
+};
+
+static int rk_udphy_usb3_phy_init(struct phy *phy)
+{
+ struct rk_udphy *udphy = phy_get_drvdata(phy);
+ int ret = 0;
+
+ mutex_lock(&udphy->mutex);
+ /* DP only or high-speed, disable U3 port */
+ if (!(udphy->mode & UDPHY_MODE_USB) || udphy->hs) {
+ rk_udphy_u3_port_disable(udphy, true);
+ goto unlock;
+ }
+
+ ret = rk_udphy_power_on(udphy, UDPHY_MODE_USB);
+
+unlock:
+ mutex_unlock(&udphy->mutex);
+ return ret;
+}
+
+static int rk_udphy_usb3_phy_exit(struct phy *phy)
+{
+ struct rk_udphy *udphy = phy_get_drvdata(phy);
+
+ mutex_lock(&udphy->mutex);
+ /* DP only or high-speed */
+ if (!(udphy->mode & UDPHY_MODE_USB) || udphy->hs)
+ goto unlock;
+
+ rk_udphy_power_off(udphy, UDPHY_MODE_USB);
+
+unlock:
+ mutex_unlock(&udphy->mutex);
+ return 0;
+}
+
+static const struct phy_ops rk_udphy_usb3_phy_ops = {
+ .init = rk_udphy_usb3_phy_init,
+ .exit = rk_udphy_usb3_phy_exit,
+ .owner = THIS_MODULE,
+};
+
+static int rk_udphy_typec_mux_set(struct typec_mux_dev *mux,
+ struct typec_mux_state *state)
+{
+ struct rk_udphy *udphy = typec_mux_get_drvdata(mux);
+ u8 mode;
+
+ mutex_lock(&udphy->mutex);
+
+ switch (state->mode) {
+ case TYPEC_DP_STATE_C:
+ case TYPEC_DP_STATE_E:
+ udphy->lane_mux_sel[0] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[1] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[2] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[3] = PHY_LANE_MUX_DP;
+ mode = UDPHY_MODE_DP;
+ break;
+
+ case TYPEC_DP_STATE_D:
+ default:
+ if (udphy->flip) {
+ udphy->lane_mux_sel[0] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[1] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[2] = PHY_LANE_MUX_USB;
+ udphy->lane_mux_sel[3] = PHY_LANE_MUX_USB;
+ } else {
+ udphy->lane_mux_sel[0] = PHY_LANE_MUX_USB;
+ udphy->lane_mux_sel[1] = PHY_LANE_MUX_USB;
+ udphy->lane_mux_sel[2] = PHY_LANE_MUX_DP;
+ udphy->lane_mux_sel[3] = PHY_LANE_MUX_DP;
+ }
+ mode = UDPHY_MODE_DP_USB;
+ break;
+ }
+
+ if (state->alt && state->alt->svid == USB_TYPEC_DP_SID) {
+ struct typec_displayport_data *data = state->data;
+
+ if (!data) {
+ rk_udphy_dp_hpd_event_trigger(udphy, false);
+ } else if (data->status & DP_STATUS_IRQ_HPD) {
+ rk_udphy_dp_hpd_event_trigger(udphy, false);
+ usleep_range(750, 800);
+ rk_udphy_dp_hpd_event_trigger(udphy, true);
+ } else if (data->status & DP_STATUS_HPD_STATE) {
+ if (udphy->mode != mode) {
+ udphy->mode = mode;
+ udphy->mode_change = true;
+ }
+ rk_udphy_dp_hpd_event_trigger(udphy, true);
+ } else {
+ rk_udphy_dp_hpd_event_trigger(udphy, false);
+ }
+ }
+
+ mutex_unlock(&udphy->mutex);
+ return 0;
+}
+
+static void rk_udphy_typec_mux_unregister(void *data)
+{
+ struct rk_udphy *udphy = data;
+
+ typec_mux_unregister(udphy->mux);
+}
+
+static int rk_udphy_setup_typec_mux(struct rk_udphy *udphy)
+{
+ struct typec_mux_desc mux_desc = {};
+
+ mux_desc.drvdata = udphy;
+ mux_desc.fwnode = dev_fwnode(udphy->dev);
+ mux_desc.set = rk_udphy_typec_mux_set;
+
+ udphy->mux = typec_mux_register(udphy->dev, &mux_desc);
+ if (IS_ERR(udphy->mux)) {
+ dev_err(udphy->dev, "Error register typec mux: %ld\n",
+ PTR_ERR(udphy->mux));
+ return PTR_ERR(udphy->mux);
+ }
+
+ return devm_add_action_or_reset(udphy->dev, rk_udphy_typec_mux_unregister,
+ udphy);
+}
+
+static const struct regmap_config rk_udphy_pma_regmap_cfg = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .fast_io = true,
+ .max_register = 0x20dc,
+};
+
+static struct phy *rk_udphy_phy_xlate(struct device *dev, const struct of_phandle_args *args)
+{
+ struct rk_udphy *udphy = dev_get_drvdata(dev);
+
+ if (args->args_count == 0)
+ return ERR_PTR(-EINVAL);
+
+ switch (args->args[0]) {
+ case PHY_TYPE_USB3:
+ return udphy->phy_u3;
+ case PHY_TYPE_DP:
+ return udphy->phy_dp;
+ }
+
+ return ERR_PTR(-EINVAL);
+}
+
+static int rk_udphy_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct phy_provider *phy_provider;
+ struct resource *res;
+ struct rk_udphy *udphy;
+ void __iomem *base;
+ int id, ret;
+
+ udphy = devm_kzalloc(dev, sizeof(*udphy), GFP_KERNEL);
+ if (!udphy)
+ return -ENOMEM;
+
+ udphy->cfgs = device_get_match_data(dev);
+ if (!udphy->cfgs)
+ return dev_err_probe(dev, -EINVAL, "missing match data\n");
+
+ base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ /* find the phy-id from the io address */
+ udphy->id = -ENODEV;
+ for (id = 0; id < udphy->cfgs->num_phys; id++) {
+ if (res->start == udphy->cfgs->phy_ids[id]) {
+ udphy->id = id;
+ break;
+ }
+ }
+
+ if (udphy->id < 0)
+ return dev_err_probe(dev, -ENODEV, "no matching device found\n");
+
+ udphy->pma_regmap = devm_regmap_init_mmio(dev, base + UDPHY_PMA,
+ &rk_udphy_pma_regmap_cfg);
+ if (IS_ERR(udphy->pma_regmap))
+ return PTR_ERR(udphy->pma_regmap);
+
+ udphy->dev = dev;
+ ret = rk_udphy_parse_dt(udphy);
+ if (ret)
+ return ret;
+
+ ret = rk_udphy_get_initial_status(udphy);
+ if (ret)
+ return ret;
+
+ mutex_init(&udphy->mutex);
+ platform_set_drvdata(pdev, udphy);
+
+ if (device_property_present(dev, "orientation-switch")) {
+ ret = rk_udphy_setup_orien_switch(udphy);
+ if (ret)
+ return ret;
+ }
+
+ if (device_property_present(dev, "mode-switch")) {
+ ret = rk_udphy_setup_typec_mux(udphy);
+ if (ret)
+ return ret;
+ }
+
+ udphy->phy_u3 = devm_phy_create(dev, dev->of_node, &rk_udphy_usb3_phy_ops);
+ if (IS_ERR(udphy->phy_u3)) {
+ ret = PTR_ERR(udphy->phy_u3);
+ return dev_err_probe(dev, ret, "failed to create USB3 phy\n");
+ }
+ phy_set_drvdata(udphy->phy_u3, udphy);
+
+ udphy->phy_dp = devm_phy_create(dev, dev->of_node, &rk_udphy_dp_phy_ops);
+ if (IS_ERR(udphy->phy_dp)) {
+ ret = PTR_ERR(udphy->phy_dp);
+ return dev_err_probe(dev, ret, "failed to create DP phy\n");
+ }
+ phy_set_bus_width(udphy->phy_dp, rk_udphy_dplane_get(udphy));
+ udphy->phy_dp->attrs.max_link_rate = 8100;
+ phy_set_drvdata(udphy->phy_dp, udphy);
+
+ phy_provider = devm_of_phy_provider_register(dev, rk_udphy_phy_xlate);
+ if (IS_ERR(phy_provider)) {
+ ret = PTR_ERR(phy_provider);
+ return dev_err_probe(dev, ret, "failed to register phy provider\n");
+ }
+
+ return 0;
+}
+
+static int __maybe_unused rk_udphy_resume(struct device *dev)
+{
+ struct rk_udphy *udphy = dev_get_drvdata(dev);
+
+ if (udphy->dp_sink_hpd_sel)
+ rk_udphy_dp_hpd_event_trigger(udphy, udphy->dp_sink_hpd_cfg);
+
+ return 0;
+}
+
+static const struct dev_pm_ops rk_udphy_pm_ops = {
+ SET_LATE_SYSTEM_SLEEP_PM_OPS(NULL, rk_udphy_resume)
+};
+
+static const char * const rk_udphy_rst_list[] = {
+ "init", "cmn", "lane", "pcs_apb", "pma_apb"
+};
+
+static const struct rk_udphy_cfg rk3576_udphy_cfgs = {
+ .num_phys = 1,
+ .phy_ids = { 0x2b010000 },
+ .num_rsts = ARRAY_SIZE(rk_udphy_rst_list),
+ .rst_list = rk_udphy_rst_list,
+ .grfcfg = {
+ /* u2phy-grf */
+ .bvalid_phy_con = RK_UDPHY_GEN_GRF_REG(0x0010, 1, 0, 0x2, 0x3),
+ .bvalid_grf_con = RK_UDPHY_GEN_GRF_REG(0x0000, 15, 14, 0x1, 0x3),
+
+ /* usb-grf */
+ .usb3otg0_cfg = RK_UDPHY_GEN_GRF_REG(0x0030, 15, 0, 0x1100, 0x0188),
+
+ /* usbdpphy-grf */
+ .low_pwrn = RK_UDPHY_GEN_GRF_REG(0x0004, 13, 13, 0, 1),
+ .rx_lfps = RK_UDPHY_GEN_GRF_REG(0x0004, 14, 14, 0, 1),
+ },
+ .vogrfcfg = {
+ {
+ .hpd_trigger = RK_UDPHY_GEN_GRF_REG(0x0000, 11, 10, 1, 3),
+ .dp_lane_reg = 0x0000,
+ },
+ },
+ .dp_tx_ctrl_cfg = {
+ rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
+ rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
+ rk3588_dp_tx_drv_ctrl_hbr2,
+ rk3588_dp_tx_drv_ctrl_hbr3,
+ },
+ .dp_tx_ctrl_cfg_typec = {
+ rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
+ rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
+ rk3588_dp_tx_drv_ctrl_hbr2,
+ rk3588_dp_tx_drv_ctrl_hbr3,
+ },
+};
+
+static const struct rk_udphy_cfg rk3588_udphy_cfgs = {
+ .num_phys = 2,
+ .phy_ids = {
+ 0xfed80000,
+ 0xfed90000,
+ },
+ .num_rsts = ARRAY_SIZE(rk_udphy_rst_list),
+ .rst_list = rk_udphy_rst_list,
+ .grfcfg = {
+ /* u2phy-grf */
+ .bvalid_phy_con = RK_UDPHY_GEN_GRF_REG(0x0008, 1, 0, 0x2, 0x3),
+ .bvalid_grf_con = RK_UDPHY_GEN_GRF_REG(0x0010, 3, 2, 0x2, 0x3),
+
+ /* usb-grf */
+ .usb3otg0_cfg = RK_UDPHY_GEN_GRF_REG(0x001c, 15, 0, 0x1100, 0x0188),
+ .usb3otg1_cfg = RK_UDPHY_GEN_GRF_REG(0x0034, 15, 0, 0x1100, 0x0188),
+
+ /* usbdpphy-grf */
+ .low_pwrn = RK_UDPHY_GEN_GRF_REG(0x0004, 13, 13, 0, 1),
+ .rx_lfps = RK_UDPHY_GEN_GRF_REG(0x0004, 14, 14, 0, 1),
+ },
+ .vogrfcfg = {
+ {
+ .hpd_trigger = RK_UDPHY_GEN_GRF_REG(0x0000, 11, 10, 1, 3),
+ .dp_lane_reg = 0x0000,
+ },
+ {
+ .hpd_trigger = RK_UDPHY_GEN_GRF_REG(0x0008, 11, 10, 1, 3),
+ .dp_lane_reg = 0x0008,
+ },
+ },
+ .dp_tx_ctrl_cfg = {
+ rk3588_dp_tx_drv_ctrl_rbr_hbr,
+ rk3588_dp_tx_drv_ctrl_rbr_hbr,
+ rk3588_dp_tx_drv_ctrl_hbr2,
+ rk3588_dp_tx_drv_ctrl_hbr3,
+ },
+ .dp_tx_ctrl_cfg_typec = {
+ rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
+ rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
+ rk3588_dp_tx_drv_ctrl_hbr2,
+ rk3588_dp_tx_drv_ctrl_hbr3,
+ },
+};
+
+static const struct of_device_id rk_udphy_dt_match[] = {
+ {
+ .compatible = "rockchip,rk3576-usbdp-phy",
+ .data = &rk3576_udphy_cfgs
+ },
+ {
+ .compatible = "rockchip,rk3588-usbdp-phy",
+ .data = &rk3588_udphy_cfgs
+ },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, rk_udphy_dt_match);
+
+static struct platform_driver rk_udphy_driver = {
+ .probe = rk_udphy_probe,
+ .driver = {
+ .name = "rockchip-usbdp-phy",
+ .of_match_table = rk_udphy_dt_match,
+ .pm = &rk_udphy_pm_ops,
+ },
+};
+module_platform_driver(rk_udphy_driver);
+
+MODULE_AUTHOR("Frank Wang <frank.wang@rock-chips.com>");
+MODULE_AUTHOR("Zhang Yubing <yubing.zhang@rock-chips.com>");
+MODULE_DESCRIPTION("Rockchip USBDP Combo PHY driver");
+MODULE_LICENSE("GPL");
generated by cgit (git 2.34.1) at 2025-07-24 04:34:18 +0000