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path: root/drivers/clk/imx
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-rw-r--r--drivers/clk/imx/Kconfig8
-rw-r--r--drivers/clk/imx/Makefile1
-rw-r--r--drivers/clk/imx/clk-composite-7ulp.c7
-rw-r--r--drivers/clk/imx/clk-composite-8m.c67
-rw-r--r--drivers/clk/imx/clk-composite-93.c15
-rw-r--r--drivers/clk/imx/clk-fracn-gppll.c16
-rw-r--r--drivers/clk/imx/clk-imx6ul.c4
-rw-r--r--drivers/clk/imx/clk-imx7d.c6
-rw-r--r--drivers/clk/imx/clk-imx8-acm.c46
-rw-r--r--drivers/clk/imx/clk-imx8mm.c2
-rw-r--r--drivers/clk/imx/clk-imx8mn.c1
-rw-r--r--drivers/clk/imx/clk-imx8mp-audiomix.c253
-rw-r--r--drivers/clk/imx/clk-imx8mp.c13
-rw-r--r--drivers/clk/imx/clk-imx8qxp.c51
-rw-r--r--drivers/clk/imx/clk-imx93.c89
-rw-r--r--drivers/clk/imx/clk-imx95-blk-ctl.c488
-rw-r--r--drivers/clk/imx/clk-imxrt1050.c1
-rw-r--r--drivers/clk/imx/clk-lpcg-scu.c41
-rw-r--r--drivers/clk/imx/clk-pll14xx.c2
-rw-r--r--drivers/clk/imx/clk-scu.c24
-rw-r--r--drivers/clk/imx/clk.c1
-rw-r--r--drivers/clk/imx/clk.h4
22 files changed, 984 insertions, 156 deletions
diff --git a/drivers/clk/imx/Kconfig b/drivers/clk/imx/Kconfig
index db3bca5f4ec9..6ff6d934848a 100644
--- a/drivers/clk/imx/Kconfig
+++ b/drivers/clk/imx/Kconfig
@@ -81,6 +81,7 @@ config CLK_IMX8MP
tristate "IMX8MP CCM Clock Driver"
depends on ARCH_MXC || COMPILE_TEST
select MXC_CLK
+ select AUXILIARY_BUS if RESET_CONTROLLER
help
Build the driver for i.MX8MP CCM Clock Driver
@@ -114,6 +115,13 @@ config CLK_IMX93
help
Build the driver for i.MX93 CCM Clock Driver
+config CLK_IMX95_BLK_CTL
+ tristate "IMX95 Clock Driver for BLK CTL"
+ depends on ARCH_MXC || COMPILE_TEST
+ select MXC_CLK
+ help
+ Build the clock driver for i.MX95 BLK CTL
+
config CLK_IMXRT1050
tristate "IMXRT1050 CCM Clock Driver"
depends on SOC_IMXRT || COMPILE_TEST
diff --git a/drivers/clk/imx/Makefile b/drivers/clk/imx/Makefile
index d4b8e10b1970..03f2b2a1ab63 100644
--- a/drivers/clk/imx/Makefile
+++ b/drivers/clk/imx/Makefile
@@ -31,6 +31,7 @@ obj-$(CONFIG_CLK_IMX8MP) += clk-imx8mp.o clk-imx8mp-audiomix.o
obj-$(CONFIG_CLK_IMX8MQ) += clk-imx8mq.o
obj-$(CONFIG_CLK_IMX93) += clk-imx93.o
+obj-$(CONFIG_CLK_IMX95_BLK_CTL) += clk-imx95-blk-ctl.o
obj-$(CONFIG_MXC_CLK_SCU) += clk-imx-scu.o clk-imx-lpcg-scu.o clk-imx-acm.o
clk-imx-scu-$(CONFIG_CLK_IMX8QXP) += clk-scu.o clk-imx8qxp.o \
diff --git a/drivers/clk/imx/clk-composite-7ulp.c b/drivers/clk/imx/clk-composite-7ulp.c
index e208ddc51133..8ed2e0ad2769 100644
--- a/drivers/clk/imx/clk-composite-7ulp.c
+++ b/drivers/clk/imx/clk-composite-7ulp.c
@@ -14,6 +14,7 @@
#include "../clk-fractional-divider.h"
#include "clk.h"
+#define PCG_PR_MASK BIT(31)
#define PCG_PCS_SHIFT 24
#define PCG_PCS_MASK 0x7
#define PCG_CGC_SHIFT 30
@@ -78,6 +79,12 @@ static struct clk_hw *imx_ulp_clk_hw_composite(const char *name,
struct clk_hw *hw;
u32 val;
+ val = readl(reg);
+ if (!(val & PCG_PR_MASK)) {
+ pr_info("PCC PR is 0 for clk:%s, bypass\n", name);
+ return NULL;
+ }
+
if (mux_present) {
mux = kzalloc(sizeof(*mux), GFP_KERNEL);
if (!mux)
diff --git a/drivers/clk/imx/clk-composite-8m.c b/drivers/clk/imx/clk-composite-8m.c
index 27a08c50ac1d..f187582ba491 100644
--- a/drivers/clk/imx/clk-composite-8m.c
+++ b/drivers/clk/imx/clk-composite-8m.c
@@ -204,6 +204,34 @@ static const struct clk_ops imx8m_clk_composite_mux_ops = {
.determine_rate = imx8m_clk_composite_mux_determine_rate,
};
+static int imx8m_clk_composite_gate_enable(struct clk_hw *hw)
+{
+ struct clk_gate *gate = to_clk_gate(hw);
+ unsigned long flags;
+ u32 val;
+
+ spin_lock_irqsave(gate->lock, flags);
+
+ val = readl(gate->reg);
+ val |= BIT(gate->bit_idx);
+ writel(val, gate->reg);
+
+ spin_unlock_irqrestore(gate->lock, flags);
+
+ return 0;
+}
+
+static void imx8m_clk_composite_gate_disable(struct clk_hw *hw)
+{
+ /* composite clk requires the disable hook */
+}
+
+static const struct clk_ops imx8m_clk_composite_gate_ops = {
+ .enable = imx8m_clk_composite_gate_enable,
+ .disable = imx8m_clk_composite_gate_disable,
+ .is_enabled = clk_gate_is_enabled,
+};
+
struct clk_hw *__imx8m_clk_hw_composite(const char *name,
const char * const *parent_names,
int num_parents, void __iomem *reg,
@@ -212,15 +240,16 @@ struct clk_hw *__imx8m_clk_hw_composite(const char *name,
{
struct clk_hw *hw = ERR_PTR(-ENOMEM), *mux_hw;
struct clk_hw *div_hw, *gate_hw = NULL;
- struct clk_divider *div = NULL;
+ struct clk_divider *div;
struct clk_gate *gate = NULL;
- struct clk_mux *mux = NULL;
+ struct clk_mux *mux;
const struct clk_ops *divider_ops;
const struct clk_ops *mux_ops;
+ const struct clk_ops *gate_ops;
mux = kzalloc(sizeof(*mux), GFP_KERNEL);
if (!mux)
- goto fail;
+ return ERR_CAST(hw);
mux_hw = &mux->hw;
mux->reg = reg;
@@ -230,7 +259,7 @@ struct clk_hw *__imx8m_clk_hw_composite(const char *name,
div = kzalloc(sizeof(*div), GFP_KERNEL);
if (!div)
- goto fail;
+ goto free_mux;
div_hw = &div->hw;
div->reg = reg;
@@ -257,28 +286,32 @@ struct clk_hw *__imx8m_clk_hw_composite(const char *name,
div->flags = CLK_DIVIDER_ROUND_CLOSEST;
/* skip registering the gate ops if M4 is enabled */
- if (!mcore_booted) {
- gate = kzalloc(sizeof(*gate), GFP_KERNEL);
- if (!gate)
- goto fail;
-
- gate_hw = &gate->hw;
- gate->reg = reg;
- gate->bit_idx = PCG_CGC_SHIFT;
- gate->lock = &imx_ccm_lock;
- }
+ gate = kzalloc(sizeof(*gate), GFP_KERNEL);
+ if (!gate)
+ goto free_div;
+
+ gate_hw = &gate->hw;
+ gate->reg = reg;
+ gate->bit_idx = PCG_CGC_SHIFT;
+ gate->lock = &imx_ccm_lock;
+ if (!mcore_booted)
+ gate_ops = &clk_gate_ops;
+ else
+ gate_ops = &imx8m_clk_composite_gate_ops;
hw = clk_hw_register_composite(NULL, name, parent_names, num_parents,
mux_hw, mux_ops, div_hw,
- divider_ops, gate_hw, &clk_gate_ops, flags);
+ divider_ops, gate_hw, gate_ops, flags);
if (IS_ERR(hw))
- goto fail;
+ goto free_gate;
return hw;
-fail:
+free_gate:
kfree(gate);
+free_div:
kfree(div);
+free_mux:
kfree(mux);
return ERR_CAST(hw);
}
diff --git a/drivers/clk/imx/clk-composite-93.c b/drivers/clk/imx/clk-composite-93.c
index 81164bdcd6cc..6c6c5a30f328 100644
--- a/drivers/clk/imx/clk-composite-93.c
+++ b/drivers/clk/imx/clk-composite-93.c
@@ -76,6 +76,13 @@ static int imx93_clk_composite_gate_enable(struct clk_hw *hw)
static void imx93_clk_composite_gate_disable(struct clk_hw *hw)
{
+ /*
+ * Skip disable the root clock gate if mcore enabled.
+ * The root clock may be used by the mcore.
+ */
+ if (mcore_booted)
+ return;
+
imx93_clk_composite_gate_endisable(hw, 0);
}
@@ -222,7 +229,7 @@ struct clk_hw *imx93_clk_composite_flags(const char *name, const char * const *p
hw = clk_hw_register_composite(NULL, name, parent_names, num_parents,
mux_hw, &clk_mux_ro_ops, div_hw,
&clk_divider_ro_ops, NULL, NULL, flags);
- } else if (!mcore_booted) {
+ } else {
gate = kzalloc(sizeof(*gate), GFP_KERNEL);
if (!gate)
goto fail;
@@ -238,12 +245,6 @@ struct clk_hw *imx93_clk_composite_flags(const char *name, const char * const *p
&imx93_clk_composite_divider_ops, gate_hw,
&imx93_clk_composite_gate_ops,
flags | CLK_SET_RATE_NO_REPARENT);
- } else {
- hw = clk_hw_register_composite(NULL, name, parent_names, num_parents,
- mux_hw, &imx93_clk_composite_mux_ops, div_hw,
- &imx93_clk_composite_divider_ops, NULL,
- &imx93_clk_composite_gate_ops,
- flags | CLK_SET_RATE_NO_REPARENT);
}
if (IS_ERR(hw))
diff --git a/drivers/clk/imx/clk-fracn-gppll.c b/drivers/clk/imx/clk-fracn-gppll.c
index 44462ab50e51..85771afd4698 100644
--- a/drivers/clk/imx/clk-fracn-gppll.c
+++ b/drivers/clk/imx/clk-fracn-gppll.c
@@ -78,6 +78,7 @@ struct clk_fracn_gppll {
* The Fvco should be in range 2.5Ghz to 5Ghz
*/
static const struct imx_fracn_gppll_rate_table fracn_tbl[] = {
+ PLL_FRACN_GP(1039500000U, 173, 25, 100, 1, 4),
PLL_FRACN_GP(650000000U, 162, 50, 100, 0, 6),
PLL_FRACN_GP(594000000U, 198, 0, 1, 0, 8),
PLL_FRACN_GP(560000000U, 140, 0, 1, 0, 6),
@@ -106,6 +107,7 @@ static const struct imx_fracn_gppll_rate_table int_tbl[] = {
PLL_FRACN_GP_INTEGER(1700000000U, 141, 1, 2),
PLL_FRACN_GP_INTEGER(1400000000U, 175, 1, 3),
PLL_FRACN_GP_INTEGER(900000000U, 150, 1, 4),
+ PLL_FRACN_GP_INTEGER(800000000U, 200, 1, 6),
};
struct imx_fracn_gppll_clk imx_fracn_gppll_integer = {
@@ -252,9 +254,11 @@ static int clk_fracn_gppll_set_rate(struct clk_hw *hw, unsigned long drate,
pll_div = FIELD_PREP(PLL_RDIV_MASK, rate->rdiv) | rate->odiv |
FIELD_PREP(PLL_MFI_MASK, rate->mfi);
writel_relaxed(pll_div, pll->base + PLL_DIV);
+ readl(pll->base + PLL_DIV);
if (pll->flags & CLK_FRACN_GPPLL_FRACN) {
writel_relaxed(rate->mfd, pll->base + PLL_DENOMINATOR);
writel_relaxed(FIELD_PREP(PLL_MFN_MASK, rate->mfn), pll->base + PLL_NUMERATOR);
+ readl(pll->base + PLL_NUMERATOR);
}
/* Wait for 5us according to fracn mode pll doc */
@@ -263,6 +267,7 @@ static int clk_fracn_gppll_set_rate(struct clk_hw *hw, unsigned long drate,
/* Enable Powerup */
tmp |= POWERUP_MASK;
writel_relaxed(tmp, pll->base + PLL_CTRL);
+ readl(pll->base + PLL_CTRL);
/* Wait Lock */
ret = clk_fracn_gppll_wait_lock(pll);
@@ -291,19 +296,24 @@ static int clk_fracn_gppll_prepare(struct clk_hw *hw)
if (val & POWERUP_MASK)
return 0;
+ if (pll->flags & CLK_FRACN_GPPLL_FRACN)
+ writel_relaxed(readl_relaxed(pll->base + PLL_NUMERATOR),
+ pll->base + PLL_NUMERATOR);
+
val |= CLKMUX_BYPASS;
writel_relaxed(val, pll->base + PLL_CTRL);
val |= POWERUP_MASK;
writel_relaxed(val, pll->base + PLL_CTRL);
-
- val |= CLKMUX_EN;
- writel_relaxed(val, pll->base + PLL_CTRL);
+ readl(pll->base + PLL_CTRL);
ret = clk_fracn_gppll_wait_lock(pll);
if (ret)
return ret;
+ val |= CLKMUX_EN;
+ writel_relaxed(val, pll->base + PLL_CTRL);
+
val &= ~CLKMUX_BYPASS;
writel_relaxed(val, pll->base + PLL_CTRL);
diff --git a/drivers/clk/imx/clk-imx6ul.c b/drivers/clk/imx/clk-imx6ul.c
index f9394e94f69d..05c7a82b751f 100644
--- a/drivers/clk/imx/clk-imx6ul.c
+++ b/drivers/clk/imx/clk-imx6ul.c
@@ -542,8 +542,8 @@ static void __init imx6ul_clocks_init(struct device_node *ccm_node)
clk_set_parent(hws[IMX6UL_CLK_ENFC_SEL]->clk, hws[IMX6UL_CLK_PLL2_PFD2]->clk);
- clk_set_parent(hws[IMX6UL_CLK_ENET1_REF_SEL]->clk, hws[IMX6UL_CLK_ENET_REF]->clk);
- clk_set_parent(hws[IMX6UL_CLK_ENET2_REF_SEL]->clk, hws[IMX6UL_CLK_ENET2_REF]->clk);
+ clk_set_parent(hws[IMX6UL_CLK_ENET1_REF_SEL]->clk, hws[IMX6UL_CLK_ENET1_REF_125M]->clk);
+ clk_set_parent(hws[IMX6UL_CLK_ENET2_REF_SEL]->clk, hws[IMX6UL_CLK_ENET2_REF_125M]->clk);
imx_register_uart_clocks();
}
diff --git a/drivers/clk/imx/clk-imx7d.c b/drivers/clk/imx/clk-imx7d.c
index 2b77d1fc7bb9..99adc55e3f5d 100644
--- a/drivers/clk/imx/clk-imx7d.c
+++ b/drivers/clk/imx/clk-imx7d.c
@@ -498,14 +498,14 @@ static void __init imx7d_clocks_init(struct device_node *ccm_node)
hws[IMX7D_ENET_AXI_ROOT_SRC] = imx_clk_hw_mux2_flags("enet_axi_src", base + 0x8900, 24, 3, enet_axi_sel, ARRAY_SIZE(enet_axi_sel), CLK_SET_PARENT_GATE);
hws[IMX7D_NAND_USDHC_BUS_ROOT_SRC] = imx_clk_hw_mux2_flags("nand_usdhc_src", base + 0x8980, 24, 3, nand_usdhc_bus_sel, ARRAY_SIZE(nand_usdhc_bus_sel), CLK_SET_PARENT_GATE);
hws[IMX7D_DRAM_PHYM_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_phym_src", base + 0x9800, 24, 1, dram_phym_sel, ARRAY_SIZE(dram_phym_sel), CLK_SET_PARENT_GATE);
- hws[IMX7D_DRAM_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_src", base + 0x9880, 24, 1, dram_sel, ARRAY_SIZE(dram_sel), CLK_SET_PARENT_GATE);
+ hws[IMX7D_DRAM_ROOT_SRC] = imx_clk_hw_mux2("dram_src", base + 0x9880, 24, 1, dram_sel, ARRAY_SIZE(dram_sel));
hws[IMX7D_DRAM_PHYM_ALT_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_phym_alt_src", base + 0xa000, 24, 3, dram_phym_alt_sel, ARRAY_SIZE(dram_phym_alt_sel), CLK_SET_PARENT_GATE);
- hws[IMX7D_DRAM_ALT_ROOT_SRC] = imx_clk_hw_mux2_flags("dram_alt_src", base + 0xa080, 24, 3, dram_alt_sel, ARRAY_SIZE(dram_alt_sel), CLK_SET_PARENT_GATE);
+ hws[IMX7D_DRAM_ALT_ROOT_SRC] = imx_clk_hw_mux2("dram_alt_src", base + 0xa080, 24, 3, dram_alt_sel, ARRAY_SIZE(dram_alt_sel));
hws[IMX7D_USB_HSIC_ROOT_SRC] = imx_clk_hw_mux2_flags("usb_hsic_src", base + 0xa100, 24, 3, usb_hsic_sel, ARRAY_SIZE(usb_hsic_sel), CLK_SET_PARENT_GATE);
hws[IMX7D_PCIE_CTRL_ROOT_SRC] = imx_clk_hw_mux2_flags("pcie_ctrl_src", base + 0xa180, 24, 3, pcie_ctrl_sel, ARRAY_SIZE(pcie_ctrl_sel), CLK_SET_PARENT_GATE);
hws[IMX7D_PCIE_PHY_ROOT_SRC] = imx_clk_hw_mux2_flags("pcie_phy_src", base + 0xa200, 24, 3, pcie_phy_sel, ARRAY_SIZE(pcie_phy_sel), CLK_SET_PARENT_GATE);
hws[IMX7D_EPDC_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("epdc_pixel_src", base + 0xa280, 24, 3, epdc_pixel_sel, ARRAY_SIZE(epdc_pixel_sel), CLK_SET_PARENT_GATE);
- hws[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel), CLK_SET_PARENT_GATE);
+ hws[IMX7D_LCDIF_PIXEL_ROOT_SRC] = imx_clk_hw_mux2_flags("lcdif_pixel_src", base + 0xa300, 24, 3, lcdif_pixel_sel, ARRAY_SIZE(lcdif_pixel_sel), CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT);
hws[IMX7D_MIPI_DSI_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_dsi_src", base + 0xa380, 24, 3, mipi_dsi_sel, ARRAY_SIZE(mipi_dsi_sel), CLK_SET_PARENT_GATE);
hws[IMX7D_MIPI_CSI_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_csi_src", base + 0xa400, 24, 3, mipi_csi_sel, ARRAY_SIZE(mipi_csi_sel), CLK_SET_PARENT_GATE);
hws[IMX7D_MIPI_DPHY_ROOT_SRC] = imx_clk_hw_mux2_flags("mipi_dphy_src", base + 0xa480, 24, 3, mipi_dphy_sel, ARRAY_SIZE(mipi_dphy_sel), CLK_SET_PARENT_GATE);
diff --git a/drivers/clk/imx/clk-imx8-acm.c b/drivers/clk/imx/clk-imx8-acm.c
index f68877eef873..c169fe53a35f 100644
--- a/drivers/clk/imx/clk-imx8-acm.c
+++ b/drivers/clk/imx/clk-imx8-acm.c
@@ -54,10 +54,12 @@ struct clk_imx8_acm_sel {
* struct imx8_acm_soc_data - soc specific data
* @sels: pointer to struct clk_imx8_acm_sel
* @num_sels: numbers of items
+ * @mclk_sels: pointer to imx8qm/qxp/dxl_mclk_sels
*/
struct imx8_acm_soc_data {
struct clk_imx8_acm_sel *sels;
unsigned int num_sels;
+ struct clk_parent_data *mclk_sels;
};
/**
@@ -111,11 +113,14 @@ static const struct clk_parent_data imx8qm_mclk_out_sels[] = {
{ .fw_name = "sai6_rx_bclk" },
};
-static const struct clk_parent_data imx8qm_mclk_sels[] = {
+#define ACM_AUD_CLK0_SEL_INDEX 2
+#define ACM_AUD_CLK1_SEL_INDEX 3
+
+static struct clk_parent_data imx8qm_mclk_sels[] = {
{ .fw_name = "aud_pll_div_clk0_lpcg_clk" },
{ .fw_name = "aud_pll_div_clk1_lpcg_clk" },
- { .fw_name = "acm_aud_clk0_sel" },
- { .fw_name = "acm_aud_clk1_sel" },
+ { }, /* clk_hw pointer of "acm_aud_clk0_sel" */
+ { }, /* clk_hw pointer of "acm_aud_clk1_sel" */
};
static const struct clk_parent_data imx8qm_asrc_mux_clk_sels[] = {
@@ -176,11 +181,11 @@ static const struct clk_parent_data imx8qxp_mclk_out_sels[] = {
{ .fw_name = "sai4_rx_bclk" },
};
-static const struct clk_parent_data imx8qxp_mclk_sels[] = {
+static struct clk_parent_data imx8qxp_mclk_sels[] = {
{ .fw_name = "aud_pll_div_clk0_lpcg_clk" },
{ .fw_name = "aud_pll_div_clk1_lpcg_clk" },
- { .fw_name = "acm_aud_clk0_sel" },
- { .fw_name = "acm_aud_clk1_sel" },
+ { }, /* clk_hw pointer of "acm_aud_clk0_sel" */
+ { }, /* clk_hw pointer of "acm_aud_clk1_sel" */
};
static struct clk_imx8_acm_sel imx8qxp_sels[] = {
@@ -228,11 +233,11 @@ static const struct clk_parent_data imx8dxl_mclk_out_sels[] = {
{ .index = -1 },
};
-static const struct clk_parent_data imx8dxl_mclk_sels[] = {
+static struct clk_parent_data imx8dxl_mclk_sels[] = {
{ .fw_name = "aud_pll_div_clk0_lpcg_clk" },
{ .fw_name = "aud_pll_div_clk1_lpcg_clk" },
- { .fw_name = "acm_aud_clk0_sel" },
- { .fw_name = "acm_aud_clk1_sel" },
+ { }, /* clk_hw pointer of "acm_aud_clk0_sel" */
+ { }, /* clk_hw pointer of "acm_aud_clk1_sel" */
};
static struct clk_imx8_acm_sel imx8dxl_sels[] = {
@@ -289,9 +294,9 @@ static int clk_imx_acm_attach_pm_domains(struct device *dev,
DL_FLAG_STATELESS |
DL_FLAG_PM_RUNTIME |
DL_FLAG_RPM_ACTIVE);
- if (IS_ERR(dev_pm->pd_dev_link[i])) {
+ if (!dev_pm->pd_dev_link[i]) {
dev_pm_domain_detach(dev_pm->pd_dev[i], false);
- ret = PTR_ERR(dev_pm->pd_dev_link[i]);
+ ret = -EINVAL;
goto detach_pm;
}
}
@@ -375,6 +380,18 @@ static int imx8_acm_clk_probe(struct platform_device *pdev)
imx_check_clk_hws(hws, IMX_ADMA_ACM_CLK_END);
goto err_clk_register;
}
+
+ /*
+ * The IMX_ADMA_ACM_AUD_CLK0_SEL and IMX_ADMA_ACM_AUD_CLK1_SEL are
+ * registered first. After registration, update the clk_hw pointer
+ * to imx8qm/qxp/dxl_mclk_sels structures.
+ */
+ if (sels[i].clkid == IMX_ADMA_ACM_AUD_CLK0_SEL)
+ priv->soc_data->mclk_sels[ACM_AUD_CLK0_SEL_INDEX].hw =
+ hws[IMX_ADMA_ACM_AUD_CLK0_SEL];
+ if (sels[i].clkid == IMX_ADMA_ACM_AUD_CLK1_SEL)
+ priv->soc_data->mclk_sels[ACM_AUD_CLK1_SEL_INDEX].hw =
+ hws[IMX_ADMA_ACM_AUD_CLK1_SEL];
}
ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, clk_hw_data);
@@ -394,30 +411,31 @@ err_clk_register:
return ret;
}
-static int imx8_acm_clk_remove(struct platform_device *pdev)
+static void imx8_acm_clk_remove(struct platform_device *pdev)
{
struct imx8_acm_priv *priv = dev_get_drvdata(&pdev->dev);
pm_runtime_disable(&pdev->dev);
clk_imx_acm_detach_pm_domains(&pdev->dev, &priv->dev_pm);
-
- return 0;
}
static const struct imx8_acm_soc_data imx8qm_acm_data = {
.sels = imx8qm_sels,
.num_sels = ARRAY_SIZE(imx8qm_sels),
+ .mclk_sels = imx8qm_mclk_sels,
};
static const struct imx8_acm_soc_data imx8qxp_acm_data = {
.sels = imx8qxp_sels,
.num_sels = ARRAY_SIZE(imx8qxp_sels),
+ .mclk_sels = imx8qxp_mclk_sels,
};
static const struct imx8_acm_soc_data imx8dxl_acm_data = {
.sels = imx8dxl_sels,
.num_sels = ARRAY_SIZE(imx8dxl_sels),
+ .mclk_sels = imx8dxl_mclk_sels,
};
static const struct of_device_id imx8_acm_match[] = {
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c
index 075f643e3f35..342049b847b9 100644
--- a/drivers/clk/imx/clk-imx8mm.c
+++ b/drivers/clk/imx/clk-imx8mm.c
@@ -432,7 +432,7 @@ static int imx8mm_clocks_probe(struct platform_device *pdev)
/* BUS */
hws[IMX8MM_CLK_MAIN_AXI] = imx8m_clk_hw_composite_bus_critical("main_axi", imx8mm_main_axi_sels, base + 0x8800);
hws[IMX8MM_CLK_ENET_AXI] = imx8m_clk_hw_composite_bus("enet_axi", imx8mm_enet_axi_sels, base + 0x8880);
- hws[IMX8MM_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite_bus_critical("nand_usdhc_bus", imx8mm_nand_usdhc_sels, base + 0x8900);
+ hws[IMX8MM_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite("nand_usdhc_bus", imx8mm_nand_usdhc_sels, base + 0x8900);
hws[IMX8MM_CLK_VPU_BUS] = imx8m_clk_hw_composite_bus("vpu_bus", imx8mm_vpu_bus_sels, base + 0x8980);
hws[IMX8MM_CLK_DISP_AXI] = imx8m_clk_hw_composite_bus("disp_axi", imx8mm_disp_axi_sels, base + 0x8a00);
hws[IMX8MM_CLK_DISP_APB] = imx8m_clk_hw_composite_bus("disp_apb", imx8mm_disp_apb_sels, base + 0x8a80);
diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c
index 4bd1ed11353b..ab77e148e70c 100644
--- a/drivers/clk/imx/clk-imx8mn.c
+++ b/drivers/clk/imx/clk-imx8mn.c
@@ -583,6 +583,7 @@ static int imx8mn_clocks_probe(struct platform_device *pdev)
hws[IMX8MN_CLK_SDMA2_ROOT] = imx_clk_hw_gate4("sdma2_clk", "ipg_audio_root", base + 0x43b0, 0);
hws[IMX8MN_CLK_SDMA3_ROOT] = imx_clk_hw_gate4("sdma3_clk", "ipg_audio_root", base + 0x45f0, 0);
hws[IMX8MN_CLK_SAI7_ROOT] = imx_clk_hw_gate2_shared2("sai7_root_clk", "sai7", base + 0x4650, 0, &share_count_sai7);
+ hws[IMX8MN_CLK_SAI7_IPG] = imx_clk_hw_gate2_shared2("sai7_ipg_clk", "ipg_audio_root", base + 0x4650, 0, &share_count_sai7);
hws[IMX8MN_CLK_GPT_3M] = imx_clk_hw_fixed_factor("gpt_3m", "osc_24m", 1, 8);
diff --git a/drivers/clk/imx/clk-imx8mp-audiomix.c b/drivers/clk/imx/clk-imx8mp-audiomix.c
index e4300df88f1a..c409fc7e0618 100644
--- a/drivers/clk/imx/clk-imx8mp-audiomix.c
+++ b/drivers/clk/imx/clk-imx8mp-audiomix.c
@@ -5,12 +5,16 @@
* Copyright (C) 2022 Marek Vasut <marex@denx.de>
*/
+#include <linux/auxiliary_bus.h>
#include <linux/clk-provider.h>
#include <linux/device.h>
+#include <linux/io.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/slab.h>
#include <dt-bindings/clock/imx8mp-clock.h>
@@ -18,9 +22,20 @@
#define CLKEN0 0x000
#define CLKEN1 0x004
-#define SAI_MCLK_SEL(n) (0x300 + 4 * (n)) /* n in 0..5 */
+#define EARC 0x200
+#define SAI1_MCLK_SEL 0x300
+#define SAI2_MCLK_SEL 0x304
+#define SAI3_MCLK_SEL 0x308
+#define SAI5_MCLK_SEL 0x30C
+#define SAI6_MCLK_SEL 0x310
+#define SAI7_MCLK_SEL 0x314
#define PDM_SEL 0x318
#define SAI_PLL_GNRL_CTL 0x400
+#define SAI_PLL_FDIVL_CTL0 0x404
+#define SAI_PLL_FDIVL_CTL1 0x408
+#define SAI_PLL_SSCG_CTL 0x40C
+#define SAI_PLL_MNIT_CTL 0x410
+#define IPG_LP_CTRL 0x504
#define SAIn_MCLK1_PARENT(n) \
static const struct clk_parent_data \
@@ -95,13 +110,13 @@ static const struct clk_parent_data clk_imx8mp_audiomix_pll_bypass_sels[] = {
IMX8MP_CLK_AUDIOMIX_SAI##n##_MCLK1_SEL, {}, \
clk_imx8mp_audiomix_sai##n##_mclk1_parents, \
ARRAY_SIZE(clk_imx8mp_audiomix_sai##n##_mclk1_parents), \
- SAI_MCLK_SEL(n), 1, 0 \
+ SAI##n##_MCLK_SEL, 1, 0 \
}, { \
"sai"__stringify(n)"_mclk2_sel", \
IMX8MP_CLK_AUDIOMIX_SAI##n##_MCLK2_SEL, {}, \
clk_imx8mp_audiomix_sai_mclk2_parents, \
ARRAY_SIZE(clk_imx8mp_audiomix_sai_mclk2_parents), \
- SAI_MCLK_SEL(n), 4, 1 \
+ SAI##n##_MCLK_SEL, 4, 1 \
}, { \
"sai"__stringify(n)"_ipg_cg", \
IMX8MP_CLK_AUDIOMIX_SAI##n##_IPG, \
@@ -141,6 +156,15 @@ static const struct clk_parent_data clk_imx8mp_audiomix_pll_bypass_sels[] = {
PDM_SEL, 2, 0 \
}
+#define CLK_GATE_PARENT(gname, cname, pname) \
+ { \
+ gname"_cg", \
+ IMX8MP_CLK_AUDIOMIX_##cname, \
+ { .fw_name = pname, .name = pname }, NULL, 1, \
+ CLKEN0 + 4 * !!(IMX8MP_CLK_AUDIOMIX_##cname / 32), \
+ 1, IMX8MP_CLK_AUDIOMIX_##cname % 32 \
+ }
+
struct clk_imx8mp_audiomix_sel {
const char *name;
int clkid;
@@ -158,14 +182,14 @@ static struct clk_imx8mp_audiomix_sel sels[] = {
CLK_GATE("earc", EARC_IPG),
CLK_GATE("ocrama", OCRAMA_IPG),
CLK_GATE("aud2htx", AUD2HTX_IPG),
- CLK_GATE("earc_phy", EARC_PHY),
+ CLK_GATE_PARENT("earc_phy", EARC_PHY, "sai_pll_out_div2"),
CLK_GATE("sdma2", SDMA2_ROOT),
CLK_GATE("sdma3", SDMA3_ROOT),
CLK_GATE("spba2", SPBA2_ROOT),
CLK_GATE("dsp", DSP_ROOT),
CLK_GATE("dspdbg", DSPDBG_ROOT),
CLK_GATE("edma", EDMA_ROOT),
- CLK_GATE("audpll", AUDPLL_ROOT),
+ CLK_GATE_PARENT("audpll", AUDPLL_ROOT, "osc_24m"),
CLK_GATE("mu2", MU2_ROOT),
CLK_GATE("mu3", MU3_ROOT),
CLK_PDM,
@@ -177,44 +201,160 @@ static struct clk_imx8mp_audiomix_sel sels[] = {
CLK_SAIn(7)
};
+static const u16 audiomix_regs[] = {
+ CLKEN0,
+ CLKEN1,
+ EARC,
+ SAI1_MCLK_SEL,
+ SAI2_MCLK_SEL,
+ SAI3_MCLK_SEL,
+ SAI5_MCLK_SEL,
+ SAI6_MCLK_SEL,
+ SAI7_MCLK_SEL,
+ PDM_SEL,
+ SAI_PLL_GNRL_CTL,
+ SAI_PLL_FDIVL_CTL0,
+ SAI_PLL_FDIVL_CTL1,
+ SAI_PLL_SSCG_CTL,
+ SAI_PLL_MNIT_CTL,
+ IPG_LP_CTRL,
+};
+
+struct clk_imx8mp_audiomix_priv {
+ void __iomem *base;
+ u32 regs_save[ARRAY_SIZE(audiomix_regs)];
+
+ /* Must be last */
+ struct clk_hw_onecell_data clk_data;
+};
+
+#if IS_ENABLED(CONFIG_RESET_CONTROLLER)
+
+static void clk_imx8mp_audiomix_reset_unregister_adev(void *_adev)
+{
+ struct auxiliary_device *adev = _adev;
+
+ auxiliary_device_delete(adev);
+ auxiliary_device_uninit(adev);
+}
+
+static void clk_imx8mp_audiomix_reset_adev_release(struct device *dev)
+{
+ struct auxiliary_device *adev = to_auxiliary_dev(dev);
+
+ kfree(adev);
+}
+
+static int clk_imx8mp_audiomix_reset_controller_register(struct device *dev,
+ struct clk_imx8mp_audiomix_priv *priv)
+{
+ struct auxiliary_device *adev __free(kfree) = NULL;
+ int ret;
+
+ if (!of_property_present(dev->of_node, "#reset-cells"))
+ return 0;
+
+ adev = kzalloc(sizeof(*adev), GFP_KERNEL);
+ if (!adev)
+ return -ENOMEM;
+
+ adev->name = "reset";
+ adev->dev.parent = dev;
+ adev->dev.release = clk_imx8mp_audiomix_reset_adev_release;
+
+ ret = auxiliary_device_init(adev);
+ if (ret)
+ return ret;
+
+ ret = auxiliary_device_add(adev);
+ if (ret) {
+ auxiliary_device_uninit(adev);
+ return ret;
+ }
+
+ return devm_add_action_or_reset(dev, clk_imx8mp_audiomix_reset_unregister_adev,
+ no_free_ptr(adev));
+}
+
+#else /* !CONFIG_RESET_CONTROLLER */
+
+static int clk_imx8mp_audiomix_reset_controller_register(struct device *dev,
+ struct clk_imx8mp_audiomix_priv *priv)
+{
+ return 0;
+}
+
+#endif /* !CONFIG_RESET_CONTROLLER */
+
+static void clk_imx8mp_audiomix_save_restore(struct device *dev, bool save)
+{
+ struct clk_imx8mp_audiomix_priv *priv = dev_get_drvdata(dev);
+ void __iomem *base = priv->base;
+ int i;
+
+ if (save) {
+ for (i = 0; i < ARRAY_SIZE(audiomix_regs); i++)
+ priv->regs_save[i] = readl(base + audiomix_regs[i]);
+ } else {
+ for (i = 0; i < ARRAY_SIZE(audiomix_regs); i++)
+ writel(priv->regs_save[i], base + audiomix_regs[i]);
+ }
+}
+
static int clk_imx8mp_audiomix_probe(struct platform_device *pdev)
{
- struct clk_hw_onecell_data *priv;
+ struct clk_imx8mp_audiomix_priv *priv;
+ struct clk_hw_onecell_data *clk_hw_data;
struct device *dev = &pdev->dev;
void __iomem *base;
struct clk_hw *hw;
- int i;
+ int i, ret;
priv = devm_kzalloc(dev,
- struct_size(priv, hws, IMX8MP_CLK_AUDIOMIX_END),
+ struct_size(priv, clk_data.hws, IMX8MP_CLK_AUDIOMIX_END),
GFP_KERNEL);
if (!priv)
return -ENOMEM;
- priv->num = IMX8MP_CLK_AUDIOMIX_END;
+ clk_hw_data = &priv->clk_data;
+ clk_hw_data->num = IMX8MP_CLK_AUDIOMIX_END;
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);
+ priv->base = base;
+ dev_set_drvdata(dev, priv);
+
+ /*
+ * pm_runtime_enable needs to be called before clk register.
+ * That is to make core->rpm_enabled to be true for clock
+ * usage.
+ */
+ pm_runtime_get_noresume(dev);
+ pm_runtime_set_active(dev);
+ pm_runtime_enable(dev);
+
for (i = 0; i < ARRAY_SIZE(sels); i++) {
if (sels[i].num_parents == 1) {
hw = devm_clk_hw_register_gate_parent_data(dev,
- sels[i].name, &sels[i].parent, 0,
+ sels[i].name, &sels[i].parent, CLK_SET_RATE_PARENT,
base + sels[i].reg, sels[i].shift, 0, NULL);
} else {
hw = devm_clk_hw_register_mux_parent_data_table(dev,
sels[i].name, sels[i].parents,
- sels[i].num_parents, 0,
+ sels[i].num_parents, CLK_SET_RATE_PARENT,
base + sels[i].reg,
sels[i].shift, sels[i].width,
0, NULL, NULL);
}
- if (IS_ERR(hw))
- return PTR_ERR(hw);
+ if (IS_ERR(hw)) {
+ ret = PTR_ERR(hw);
+ goto err_clk_register;
+ }
- priv->hws[sels[i].clkid] = hw;
+ clk_hw_data->hws[sels[i].clkid] = hw;
}
/* SAI PLL */
@@ -223,39 +363,90 @@ static int clk_imx8mp_audiomix_probe(struct platform_device *pdev)
ARRAY_SIZE(clk_imx8mp_audiomix_pll_parents),
CLK_SET_RATE_NO_REPARENT, base + SAI_PLL_GNRL_CTL,
0, 2, 0, NULL, NULL);
- priv->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL_REF_SEL] = hw;
+ clk_hw_data->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL_REF_SEL] = hw;
hw = imx_dev_clk_hw_pll14xx(dev, "sai_pll", "sai_pll_ref_sel",
base + 0x400, &imx_1443x_pll);
- if (IS_ERR(hw))
- return PTR_ERR(hw);
- priv->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL] = hw;
+ if (IS_ERR(hw)) {
+ ret = PTR_ERR(hw);
+ goto err_clk_register;
+ }
+ clk_hw_data->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL] = hw;
hw = devm_clk_hw_register_mux_parent_data_table(dev,
"sai_pll_bypass", clk_imx8mp_audiomix_pll_bypass_sels,
ARRAY_SIZE(clk_imx8mp_audiomix_pll_bypass_sels),
CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT,
base + SAI_PLL_GNRL_CTL, 16, 1, 0, NULL, NULL);
- if (IS_ERR(hw))
- return PTR_ERR(hw);
- priv->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL_BYPASS] = hw;
+ if (IS_ERR(hw)) {
+ ret = PTR_ERR(hw);
+ goto err_clk_register;
+ }
+
+ clk_hw_data->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL_BYPASS] = hw;
hw = devm_clk_hw_register_gate(dev, "sai_pll_out", "sai_pll_bypass",
- 0, base + SAI_PLL_GNRL_CTL, 13,
+ CLK_SET_RATE_PARENT,
+ base + SAI_PLL_GNRL_CTL, 13,
0, NULL);
- if (IS_ERR(hw))
- return PTR_ERR(hw);
- priv->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL_OUT] = hw;
+ if (IS_ERR(hw)) {
+ ret = PTR_ERR(hw);
+ goto err_clk_register;
+ }
+ clk_hw_data->hws[IMX8MP_CLK_AUDIOMIX_SAI_PLL_OUT] = hw;
hw = devm_clk_hw_register_fixed_factor(dev, "sai_pll_out_div2",
- "sai_pll_out", 0, 1, 2);
- if (IS_ERR(hw))
- return PTR_ERR(hw);
+ "sai_pll_out",
+ CLK_SET_RATE_PARENT, 1, 2);
+ if (IS_ERR(hw)) {
+ ret = PTR_ERR(hw);
+ goto err_clk_register;
+ }
+
+ ret = devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_onecell_get,
+ clk_hw_data);
+ if (ret)
+ goto err_clk_register;
+
+ ret = clk_imx8mp_audiomix_reset_controller_register(dev, priv);
+ if (ret)
+ goto err_clk_register;
- return devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_onecell_get,
- priv);
+ pm_runtime_put_sync(dev);
+ return 0;
+
+err_clk_register:
+ pm_runtime_put_sync(dev);
+ pm_runtime_disable(dev);
+ return ret;
}
+static void clk_imx8mp_audiomix_remove(struct platform_device *pdev)
+{
+ pm_runtime_disable(&pdev->dev);
+}
+
+static int clk_imx8mp_audiomix_runtime_suspend(struct device *dev)
+{
+ clk_imx8mp_audiomix_save_restore(dev, true);
+
+ return 0;
+}
+
+static int clk_imx8mp_audiomix_runtime_resume(struct device *dev)
+{
+ clk_imx8mp_audiomix_save_restore(dev, false);
+
+ return 0;
+}
+
+static const struct dev_pm_ops clk_imx8mp_audiomix_pm_ops = {
+ RUNTIME_PM_OPS(clk_imx8mp_audiomix_runtime_suspend,
+ clk_imx8mp_audiomix_runtime_resume, NULL)
+ SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
+};
+
static const struct of_device_id clk_imx8mp_audiomix_of_match[] = {
{ .compatible = "fsl,imx8mp-audio-blk-ctrl" },
{ /* sentinel */ }
@@ -264,9 +455,11 @@ MODULE_DEVICE_TABLE(of, clk_imx8mp_audiomix_of_match);
static struct platform_driver clk_imx8mp_audiomix_driver = {
.probe = clk_imx8mp_audiomix_probe,
+ .remove = clk_imx8mp_audiomix_remove,
.driver = {
.name = "imx8mp-audio-blk-ctrl",
.of_match_table = clk_imx8mp_audiomix_of_match,
+ .pm = pm_ptr(&clk_imx8mp_audiomix_pm_ops),
},
};
diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c
index 670aa2bab301..fb18f507f121 100644
--- a/drivers/clk/imx/clk-imx8mp.c
+++ b/drivers/clk/imx/clk-imx8mp.c
@@ -399,8 +399,9 @@ static const char * const imx8mp_dram_core_sels[] = {"dram_pll_out", "dram_alt_r
static const char * const imx8mp_clkout_sels[] = {"audio_pll1_out", "audio_pll2_out", "video_pll1_out",
"dummy", "dummy", "gpu_pll_out", "vpu_pll_out",
- "arm_pll_out", "sys_pll1", "sys_pll2", "sys_pll3",
- "dummy", "dummy", "osc_24m", "dummy", "osc_32k"};
+ "arm_pll_out", "sys_pll1_out", "sys_pll2_out",
+ "sys_pll3_out", "dummy", "dummy", "osc_24m",
+ "dummy", "osc_32k"};
static struct clk_hw **hws;
static struct clk_hw_onecell_data *clk_hw_data;
@@ -547,12 +548,12 @@ static int imx8mp_clocks_probe(struct platform_device *pdev)
hws[IMX8MP_CLK_AHB] = imx8m_clk_hw_composite_bus_critical("ahb_root", imx8mp_ahb_sels, ccm_base + 0x9000);
hws[IMX8MP_CLK_AUDIO_AHB] = imx8m_clk_hw_composite_bus("audio_ahb", imx8mp_audio_ahb_sels, ccm_base + 0x9100);
hws[IMX8MP_CLK_MIPI_DSI_ESC_RX] = imx8m_clk_hw_composite_bus("mipi_dsi_esc_rx", imx8mp_mipi_dsi_esc_rx_sels, ccm_base + 0x9200);
- hws[IMX8MP_CLK_MEDIA_DISP2_PIX] = imx8m_clk_hw_composite_bus("media_disp2_pix", imx8mp_media_disp_pix_sels, ccm_base + 0x9300);
+ hws[IMX8MP_CLK_MEDIA_DISP2_PIX] = imx8m_clk_hw_composite_bus_flags("media_disp2_pix", imx8mp_media_disp_pix_sels, ccm_base + 0x9300, CLK_SET_RATE_PARENT);
hws[IMX8MP_CLK_IPG_ROOT] = imx_clk_hw_divider2("ipg_root", "ahb_root", ccm_base + 0x9080, 0, 1);
- hws[IMX8MP_CLK_DRAM_ALT] = imx8m_clk_hw_composite("dram_alt", imx8mp_dram_alt_sels, ccm_base + 0xa000);
- hws[IMX8MP_CLK_DRAM_APB] = imx8m_clk_hw_composite_critical("dram_apb", imx8mp_dram_apb_sels, ccm_base + 0xa080);
+ hws[IMX8MP_CLK_DRAM_ALT] = imx8m_clk_hw_fw_managed_composite("dram_alt", imx8mp_dram_alt_sels, ccm_base + 0xa000);
+ hws[IMX8MP_CLK_DRAM_APB] = imx8m_clk_hw_fw_managed_composite_critical("dram_apb", imx8mp_dram_apb_sels, ccm_base + 0xa080);
hws[IMX8MP_CLK_VPU_G1] = imx8m_clk_hw_composite("vpu_g1", imx8mp_vpu_g1_sels, ccm_base + 0xa100);
hws[IMX8MP_CLK_VPU_G2] = imx8m_clk_hw_composite("vpu_g2", imx8mp_vpu_g2_sels, ccm_base + 0xa180);
hws[IMX8MP_CLK_CAN1] = imx8m_clk_hw_composite("can1", imx8mp_can1_sels, ccm_base + 0xa200);
@@ -609,7 +610,7 @@ static int imx8mp_clocks_probe(struct platform_device *pdev)
hws[IMX8MP_CLK_USDHC3] = imx8m_clk_hw_composite("usdhc3", imx8mp_usdhc3_sels, ccm_base + 0xbc80);
hws[IMX8MP_CLK_MEDIA_CAM1_PIX] = imx8m_clk_hw_composite("media_cam1_pix", imx8mp_media_cam1_pix_sels, ccm_base + 0xbd00);
hws[IMX8MP_CLK_MEDIA_MIPI_PHY1_REF] = imx8m_clk_hw_composite("media_mipi_phy1_ref", imx8mp_media_mipi_phy1_ref_sels, ccm_base + 0xbd80);
- hws[IMX8MP_CLK_MEDIA_DISP1_PIX] = imx8m_clk_hw_composite("media_disp1_pix", imx8mp_media_disp_pix_sels, ccm_base + 0xbe00);
+ hws[IMX8MP_CLK_MEDIA_DISP1_PIX] = imx8m_clk_hw_composite_bus_flags("media_disp1_pix", imx8mp_media_disp_pix_sels, ccm_base + 0xbe00, CLK_SET_RATE_PARENT);
hws[IMX8MP_CLK_MEDIA_CAM2_PIX] = imx8m_clk_hw_composite("media_cam2_pix", imx8mp_media_cam2_pix_sels, ccm_base + 0xbe80);
hws[IMX8MP_CLK_MEDIA_LDB] = imx8m_clk_hw_composite("media_ldb", imx8mp_media_ldb_sels, ccm_base + 0xbf00);
hws[IMX8MP_CLK_MEMREPAIR] = imx8m_clk_hw_composite_critical("mem_repair", imx8mp_memrepair_sels, ccm_base + 0xbf80);
diff --git a/drivers/clk/imx/clk-imx8qxp.c b/drivers/clk/imx/clk-imx8qxp.c
index 7d8883916cac..3ae162625bb1 100644
--- a/drivers/clk/imx/clk-imx8qxp.c
+++ b/drivers/clk/imx/clk-imx8qxp.c
@@ -71,7 +71,7 @@ static const char *const lvds0_sels[] = {
"clk_dummy",
"clk_dummy",
"clk_dummy",
- "mipi0_lvds_bypass_clk",
+ "lvds0_bypass_clk",
};
static const char *const lvds1_sels[] = {
@@ -79,7 +79,7 @@ static const char *const lvds1_sels[] = {
"clk_dummy",
"clk_dummy",
"clk_dummy",
- "mipi1_lvds_bypass_clk",
+ "lvds1_bypass_clk",
};
static const char * const mipi_sels[] = {
@@ -90,6 +90,22 @@ static const char * const mipi_sels[] = {
"clk_dummy",
};
+static const char * const mipi0_phy_sels[] = {
+ "clk_dummy",
+ "clk_dummy",
+ "mipi_pll_div2_clk",
+ "clk_dummy",
+ "mipi0_bypass_clk",
+};
+
+static const char * const mipi1_phy_sels[] = {
+ "clk_dummy",
+ "clk_dummy",
+ "mipi_pll_div2_clk",
+ "clk_dummy",
+ "mipi1_bypass_clk",
+};
+
static const char * const lcd_sels[] = {
"clk_dummy",
"clk_dummy",
@@ -170,8 +186,8 @@ static int imx8qxp_clk_probe(struct platform_device *pdev)
imx_clk_scu("pwm_clk", IMX_SC_R_LCD_0_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("elcdif_pll", IMX_SC_R_ELCDIF_PLL, IMX_SC_PM_CLK_PLL);
imx_clk_scu2("lcd_clk", lcd_sels, ARRAY_SIZE(lcd_sels), IMX_SC_R_LCD_0, IMX_SC_PM_CLK_PER);
- imx_clk_scu2("lcd_pxl_clk", lcd_pxl_sels, ARRAY_SIZE(lcd_pxl_sels), IMX_SC_R_LCD_0, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("lcd_pxl_bypass_div_clk", IMX_SC_R_LCD_0, IMX_SC_PM_CLK_BYPASS);
+ imx_clk_scu2("lcd_pxl_clk", lcd_pxl_sels, ARRAY_SIZE(lcd_pxl_sels), IMX_SC_R_LCD_0, IMX_SC_PM_CLK_MISC0);
/* Audio SS */
imx_clk_scu("audio_pll0_clk", IMX_SC_R_AUDIO_PLL_0, IMX_SC_PM_CLK_PLL);
@@ -206,42 +222,41 @@ static int imx8qxp_clk_probe(struct platform_device *pdev)
imx_clk_scu("usb3_lpm_div", IMX_SC_R_USB_2, IMX_SC_PM_CLK_MISC);
/* Display controller SS */
- imx_clk_scu2("dc0_disp0_clk", dc0_sels, ARRAY_SIZE(dc0_sels), IMX_SC_R_DC_0, IMX_SC_PM_CLK_MISC0);
- imx_clk_scu2("dc0_disp1_clk", dc0_sels, ARRAY_SIZE(dc0_sels), IMX_SC_R_DC_0, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("dc0_pll0_clk", IMX_SC_R_DC_0_PLL_0, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc0_pll1_clk", IMX_SC_R_DC_0_PLL_1, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc0_bypass0_clk", IMX_SC_R_DC_0_VIDEO0, IMX_SC_PM_CLK_BYPASS);
+ imx_clk_scu2("dc0_disp0_clk", dc0_sels, ARRAY_SIZE(dc0_sels), IMX_SC_R_DC_0, IMX_SC_PM_CLK_MISC0);
+ imx_clk_scu2("dc0_disp1_clk", dc0_sels, ARRAY_SIZE(dc0_sels), IMX_SC_R_DC_0, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("dc0_bypass1_clk", IMX_SC_R_DC_0_VIDEO1, IMX_SC_PM_CLK_BYPASS);
- imx_clk_scu2("dc1_disp0_clk", dc1_sels, ARRAY_SIZE(dc1_sels), IMX_SC_R_DC_1, IMX_SC_PM_CLK_MISC0);
- imx_clk_scu2("dc1_disp1_clk", dc1_sels, ARRAY_SIZE(dc1_sels), IMX_SC_R_DC_1, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("dc1_pll0_clk", IMX_SC_R_DC_1_PLL_0, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc1_pll1_clk", IMX_SC_R_DC_1_PLL_1, IMX_SC_PM_CLK_PLL);
imx_clk_scu("dc1_bypass0_clk", IMX_SC_R_DC_1_VIDEO0, IMX_SC_PM_CLK_BYPASS);
+ imx_clk_scu2("dc1_disp0_clk", dc1_sels, ARRAY_SIZE(dc1_sels), IMX_SC_R_DC_1, IMX_SC_PM_CLK_MISC0);
+ imx_clk_scu2("dc1_disp1_clk", dc1_sels, ARRAY_SIZE(dc1_sels), IMX_SC_R_DC_1, IMX_SC_PM_CLK_MISC1);
imx_clk_scu("dc1_bypass1_clk", IMX_SC_R_DC_1_VIDEO1, IMX_SC_PM_CLK_BYPASS);
/* MIPI-LVDS SS */
imx_clk_scu("mipi0_bypass_clk", IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_BYPASS);
- imx_clk_scu("mipi0_pixel_clk", IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_PER);
- imx_clk_scu("mipi0_lvds_bypass_clk", IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_BYPASS);
- imx_clk_scu2("mipi0_lvds_pixel_clk", lvds0_sels, ARRAY_SIZE(lvds0_sels), IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_MISC2);
- imx_clk_scu2("mipi0_lvds_phy_clk", lvds0_sels, ARRAY_SIZE(lvds0_sels), IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_MISC3);
+ imx_clk_scu2("mipi0_pixel_clk", mipi0_phy_sels, ARRAY_SIZE(mipi0_phy_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_PER);
+ imx_clk_scu("lvds0_bypass_clk", IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_BYPASS);
+ imx_clk_scu2("lvds0_pixel_clk", lvds0_sels, ARRAY_SIZE(lvds0_sels), IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_MISC2);
+ imx_clk_scu2("lvds0_phy_clk", lvds0_sels, ARRAY_SIZE(lvds0_sels), IMX_SC_R_LVDS_0, IMX_SC_PM_CLK_MISC3);
imx_clk_scu2("mipi0_dsi_tx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_MST_BUS);
imx_clk_scu2("mipi0_dsi_rx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_SLV_BUS);
- imx_clk_scu2("mipi0_dsi_phy_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_PHY);
+ imx_clk_scu2("mipi0_dsi_phy_clk", mipi0_phy_sels, ARRAY_SIZE(mipi0_phy_sels), IMX_SC_R_MIPI_0, IMX_SC_PM_CLK_PHY);
imx_clk_scu("mipi0_i2c0_clk", IMX_SC_R_MIPI_0_I2C_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi0_i2c1_clk", IMX_SC_R_MIPI_0_I2C_1, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi0_pwm0_clk", IMX_SC_R_MIPI_0_PWM_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("mipi1_bypass_clk", IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_BYPASS);
- imx_clk_scu("mipi1_pixel_clk", IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_PER);
- imx_clk_scu("mipi1_lvds_bypass_clk", IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_BYPASS);
- imx_clk_scu2("mipi1_lvds_pixel_clk", lvds1_sels, ARRAY_SIZE(lvds1_sels), IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_MISC2);
- imx_clk_scu2("mipi1_lvds_phy_clk", lvds1_sels, ARRAY_SIZE(lvds1_sels), IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_MISC3);
-
+ imx_clk_scu2("mipi1_pixel_clk", mipi1_phy_sels, ARRAY_SIZE(mipi1_phy_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_PER);
+ imx_clk_scu("lvds1_bypass_clk", IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_BYPASS);
+ imx_clk_scu2("lvds1_pixel_clk", lvds1_sels, ARRAY_SIZE(lvds1_sels), IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_MISC2);
+ imx_clk_scu2("lvds1_phy_clk", lvds1_sels, ARRAY_SIZE(lvds1_sels), IMX_SC_R_LVDS_1, IMX_SC_PM_CLK_MISC3);
imx_clk_scu2("mipi1_dsi_tx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_MST_BUS);
imx_clk_scu2("mipi1_dsi_rx_esc_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_SLV_BUS);
- imx_clk_scu2("mipi1_dsi_phy_clk", mipi_sels, ARRAY_SIZE(mipi_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_PHY);
+ imx_clk_scu2("mipi1_dsi_phy_clk", mipi1_phy_sels, ARRAY_SIZE(mipi1_phy_sels), IMX_SC_R_MIPI_1, IMX_SC_PM_CLK_PHY);
imx_clk_scu("mipi1_i2c0_clk", IMX_SC_R_MIPI_1_I2C_0, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi1_i2c1_clk", IMX_SC_R_MIPI_1_I2C_1, IMX_SC_PM_CLK_MISC2);
imx_clk_scu("mipi1_pwm0_clk", IMX_SC_R_MIPI_1_PWM_0, IMX_SC_PM_CLK_PER);
diff --git a/drivers/clk/imx/clk-imx93.c b/drivers/clk/imx/clk-imx93.c
index c6a9bc8ecc1f..c5f358a75f30 100644
--- a/drivers/clk/imx/clk-imx93.c
+++ b/drivers/clk/imx/clk-imx93.c
@@ -15,6 +15,11 @@
#include "clk.h"
+#define IMX93_CLK_END 208
+
+#define PLAT_IMX93 BIT(0)
+#define PLAT_IMX91 BIT(1)
+
enum clk_sel {
LOW_SPEED_IO_SEL,
NON_IO_SEL,
@@ -33,6 +38,7 @@ static u32 share_count_sai2;
static u32 share_count_sai3;
static u32 share_count_mub;
static u32 share_count_pdm;
+static u32 share_count_spdif;
static const char * const a55_core_sels[] = {"a55_alt", "arm_pll"};
static const char *parent_names[MAX_SEL][4] = {
@@ -53,6 +59,7 @@ static const struct imx93_clk_root {
u32 off;
enum clk_sel sel;
unsigned long flags;
+ unsigned long plat;
} root_array[] = {
/* a55/m33/bus critical clk for system run */
{ IMX93_CLK_A55_PERIPH, "a55_periph_root", 0x0000, FAST_SEL, CLK_IS_CRITICAL },
@@ -63,9 +70,9 @@ static const struct imx93_clk_root {
{ IMX93_CLK_BUS_AON, "bus_aon_root", 0x0300, LOW_SPEED_IO_SEL, CLK_IS_CRITICAL },
{ IMX93_CLK_WAKEUP_AXI, "wakeup_axi_root", 0x0380, FAST_SEL, CLK_IS_CRITICAL },
{ IMX93_CLK_SWO_TRACE, "swo_trace_root", 0x0400, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_M33_SYSTICK, "m33_systick_root", 0x0480, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_FLEXIO1, "flexio1_root", 0x0500, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_FLEXIO2, "flexio2_root", 0x0580, LOW_SPEED_IO_SEL, },
+ { IMX93_CLK_M33_SYSTICK, "m33_systick_root", 0x0480, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_FLEXIO1, "flexio1_root", 0x0500, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_FLEXIO2, "flexio2_root", 0x0580, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
{ IMX93_CLK_LPTMR1, "lptmr1_root", 0x0700, LOW_SPEED_IO_SEL, },
{ IMX93_CLK_LPTMR2, "lptmr2_root", 0x0780, LOW_SPEED_IO_SEL, },
{ IMX93_CLK_TPM2, "tpm2_root", 0x0880, TPM_SEL, },
@@ -120,15 +127,15 @@ static const struct imx93_clk_root {
{ IMX93_CLK_HSIO_ACSCAN_80M, "hsio_acscan_80m_root", 0x1f80, LOW_SPEED_IO_SEL, },
{ IMX93_CLK_HSIO_ACSCAN_480M, "hsio_acscan_480m_root", 0x2000, MISC_SEL, },
{ IMX93_CLK_NIC_AXI, "nic_axi_root", 0x2080, FAST_SEL, CLK_IS_CRITICAL, },
- { IMX93_CLK_ML_APB, "ml_apb_root", 0x2180, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_ML, "ml_root", 0x2200, FAST_SEL, },
+ { IMX93_CLK_ML_APB, "ml_apb_root", 0x2180, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_ML, "ml_root", 0x2200, FAST_SEL, 0, PLAT_IMX93, },
{ IMX93_CLK_MEDIA_AXI, "media_axi_root", 0x2280, FAST_SEL, },
{ IMX93_CLK_MEDIA_APB, "media_apb_root", 0x2300, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_MEDIA_LDB, "media_ldb_root", 0x2380, VIDEO_SEL, },
+ { IMX93_CLK_MEDIA_LDB, "media_ldb_root", 0x2380, VIDEO_SEL, 0, PLAT_IMX93, },
{ IMX93_CLK_MEDIA_DISP_PIX, "media_disp_pix_root", 0x2400, VIDEO_SEL, },
{ IMX93_CLK_CAM_PIX, "cam_pix_root", 0x2480, VIDEO_SEL, },
- { IMX93_CLK_MIPI_TEST_BYTE, "mipi_test_byte_root", 0x2500, VIDEO_SEL, },
- { IMX93_CLK_MIPI_PHY_CFG, "mipi_phy_cfg_root", 0x2580, VIDEO_SEL, },
+ { IMX93_CLK_MIPI_TEST_BYTE, "mipi_test_byte_root", 0x2500, VIDEO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_MIPI_PHY_CFG, "mipi_phy_cfg_root", 0x2580, VIDEO_SEL, 0, PLAT_IMX93, },
{ IMX93_CLK_ADC, "adc_root", 0x2700, LOW_SPEED_IO_SEL, },
{ IMX93_CLK_PDM, "pdm_root", 0x2780, AUDIO_SEL, },
{ IMX93_CLK_TSTMR1, "tstmr1_root", 0x2800, LOW_SPEED_IO_SEL, },
@@ -137,13 +144,16 @@ static const struct imx93_clk_root {
{ IMX93_CLK_MQS2, "mqs2_root", 0x2980, AUDIO_SEL, },
{ IMX93_CLK_AUDIO_XCVR, "audio_xcvr_root", 0x2a00, NON_IO_SEL, },
{ IMX93_CLK_SPDIF, "spdif_root", 0x2a80, AUDIO_SEL, },
- { IMX93_CLK_ENET, "enet_root", 0x2b00, NON_IO_SEL, },
- { IMX93_CLK_ENET_TIMER1, "enet_timer1_root", 0x2b80, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_ENET_TIMER2, "enet_timer2_root", 0x2c00, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_ENET_REF, "enet_ref_root", 0x2c80, NON_IO_SEL, },
- { IMX93_CLK_ENET_REF_PHY, "enet_ref_phy_root", 0x2d00, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_I3C1_SLOW, "i3c1_slow_root", 0x2d80, LOW_SPEED_IO_SEL, },
- { IMX93_CLK_I3C2_SLOW, "i3c2_slow_root", 0x2e00, LOW_SPEED_IO_SEL, },
+ { IMX93_CLK_ENET, "enet_root", 0x2b00, NON_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_ENET_TIMER1, "enet_timer1_root", 0x2b80, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_ENET_TIMER2, "enet_timer2_root", 0x2c00, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_ENET_REF, "enet_ref_root", 0x2c80, NON_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_ENET_REF_PHY, "enet_ref_phy_root", 0x2d00, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
+ { IMX91_CLK_ENET1_QOS_TSN, "enet1_qos_tsn_root", 0x2b00, NON_IO_SEL, 0, PLAT_IMX91, },
+ { IMX91_CLK_ENET_TIMER, "enet_timer_root", 0x2b80, LOW_SPEED_IO_SEL, 0, PLAT_IMX91, },
+ { IMX91_CLK_ENET2_REGULAR, "enet2_regular_root", 0x2c80, NON_IO_SEL, 0, PLAT_IMX91, },
+ { IMX93_CLK_I3C1_SLOW, "i3c1_slow_root", 0x2d80, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
+ { IMX93_CLK_I3C2_SLOW, "i3c2_slow_root", 0x2e00, LOW_SPEED_IO_SEL, 0, PLAT_IMX93, },
{ IMX93_CLK_USB_PHY_BURUNIN, "usb_phy_root", 0x2e80, LOW_SPEED_IO_SEL, },
{ IMX93_CLK_PAL_CAME_SCAN, "pal_came_scan_root", 0x2f00, MISC_SEL, }
};
@@ -155,6 +165,7 @@ static const struct imx93_clk_ccgr {
u32 off;
unsigned long flags;
u32 *shared_count;
+ unsigned long plat;
} ccgr_array[] = {
{ IMX93_CLK_A55_GATE, "a55_alt", "a55_alt_root", 0x8000, },
/* M33 critical clk for system run */
@@ -167,10 +178,10 @@ static const struct imx93_clk_ccgr {
{ IMX93_CLK_WDOG5_GATE, "wdog5", "osc_24m", 0x8400, },
{ IMX93_CLK_SEMA1_GATE, "sema1", "bus_aon_root", 0x8440, },
{ IMX93_CLK_SEMA2_GATE, "sema2", "bus_wakeup_root", 0x8480, },
- { IMX93_CLK_MU1_A_GATE, "mu1_a", "bus_aon_root", 0x84c0, CLK_IGNORE_UNUSED },
- { IMX93_CLK_MU2_A_GATE, "mu2_a", "bus_wakeup_root", 0x84c0, CLK_IGNORE_UNUSED },
- { IMX93_CLK_MU1_B_GATE, "mu1_b", "bus_aon_root", 0x8500, 0, &share_count_mub },
- { IMX93_CLK_MU2_B_GATE, "mu2_b", "bus_wakeup_root", 0x8500, 0, &share_count_mub },
+ { IMX93_CLK_MU1_A_GATE, "mu1_a", "bus_aon_root", 0x84c0, CLK_IGNORE_UNUSED, NULL, PLAT_IMX93 },
+ { IMX93_CLK_MU2_A_GATE, "mu2_a", "bus_wakeup_root", 0x84c0, CLK_IGNORE_UNUSED, NULL, PLAT_IMX93 },
+ { IMX93_CLK_MU1_B_GATE, "mu1_b", "bus_aon_root", 0x8500, 0, &share_count_mub, PLAT_IMX93 },
+ { IMX93_CLK_MU2_B_GATE, "mu2_b", "bus_wakeup_root", 0x8500, 0, &share_count_mub, PLAT_IMX93 },
{ IMX93_CLK_EDMA1_GATE, "edma1", "m33_root", 0x8540, },
{ IMX93_CLK_EDMA2_GATE, "edma2", "wakeup_axi_root", 0x8580, },
{ IMX93_CLK_FLEXSPI1_GATE, "flexspi1", "flexspi1_root", 0x8640, },
@@ -178,8 +189,8 @@ static const struct imx93_clk_ccgr {
{ IMX93_CLK_GPIO2_GATE, "gpio2", "bus_wakeup_root", 0x88c0, },
{ IMX93_CLK_GPIO3_GATE, "gpio3", "bus_wakeup_root", 0x8900, },
{ IMX93_CLK_GPIO4_GATE, "gpio4", "bus_wakeup_root", 0x8940, },
- { IMX93_CLK_FLEXIO1_GATE, "flexio1", "flexio1_root", 0x8980, },
- { IMX93_CLK_FLEXIO2_GATE, "flexio2", "flexio2_root", 0x89c0, },
+ { IMX93_CLK_FLEXIO1_GATE, "flexio1", "flexio1_root", 0x8980, 0, NULL, PLAT_IMX93},
+ { IMX93_CLK_FLEXIO2_GATE, "flexio2", "flexio2_root", 0x89c0, 0, NULL, PLAT_IMX93},
{ IMX93_CLK_LPIT1_GATE, "lpit1", "bus_aon_root", 0x8a00, },
{ IMX93_CLK_LPIT2_GATE, "lpit2", "bus_wakeup_root", 0x8a40, },
{ IMX93_CLK_LPTMR1_GATE, "lptmr1", "lptmr1_root", 0x8a80, },
@@ -228,10 +239,10 @@ static const struct imx93_clk_ccgr {
{ IMX93_CLK_SAI3_GATE, "sai3", "sai3_root", 0x94c0, 0, &share_count_sai3},
{ IMX93_CLK_SAI3_IPG, "sai3_ipg_clk", "bus_wakeup_root", 0x94c0, 0, &share_count_sai3},
{ IMX93_CLK_MIPI_CSI_GATE, "mipi_csi", "media_apb_root", 0x9580, },
- { IMX93_CLK_MIPI_DSI_GATE, "mipi_dsi", "media_apb_root", 0x95c0, },
- { IMX93_CLK_LVDS_GATE, "lvds", "media_ldb_root", 0x9600, },
+ { IMX93_CLK_MIPI_DSI_GATE, "mipi_dsi", "media_apb_root", 0x95c0, 0, NULL, PLAT_IMX93 },
+ { IMX93_CLK_LVDS_GATE, "lvds", "media_ldb_root", 0x9600, 0, NULL, PLAT_IMX93 },
{ IMX93_CLK_LCDIF_GATE, "lcdif", "media_apb_root", 0x9640, },
- { IMX93_CLK_PXP_GATE, "pxp", "media_apb_root", 0x9680, },
+ { IMX93_CLK_PXP_GATE, "pxp", "media_apb_root", 0x9680, 0, NULL, PLAT_IMX93 },
{ IMX93_CLK_ISI_GATE, "isi", "media_apb_root", 0x96c0, },
{ IMX93_CLK_NIC_MEDIA_GATE, "nic_media", "media_axi_root", 0x9700, },
{ IMX93_CLK_USB_CONTROLLER_GATE, "usb_controller", "hsio_root", 0x9a00, },
@@ -242,10 +253,13 @@ static const struct imx93_clk_ccgr {
{ IMX93_CLK_MQS1_GATE, "mqs1", "sai1_root", 0x9b00, },
{ IMX93_CLK_MQS2_GATE, "mqs2", "sai3_root", 0x9b40, },
{ IMX93_CLK_AUD_XCVR_GATE, "aud_xcvr", "audio_xcvr_root", 0x9b80, },
- { IMX93_CLK_SPDIF_GATE, "spdif", "spdif_root", 0x9c00, },
+ { IMX93_CLK_SPDIF_IPG, "spdif_ipg_clk", "bus_wakeup_root", 0x9c00, 0, &share_count_spdif},
+ { IMX93_CLK_SPDIF_GATE, "spdif", "spdif_root", 0x9c00, 0, &share_count_spdif},
{ IMX93_CLK_HSIO_32K_GATE, "hsio_32k", "osc_32k", 0x9dc0, },
- { IMX93_CLK_ENET1_GATE, "enet1", "wakeup_axi_root", 0x9e00, },
- { IMX93_CLK_ENET_QOS_GATE, "enet_qos", "wakeup_axi_root", 0x9e40, },
+ { IMX93_CLK_ENET1_GATE, "enet1", "wakeup_axi_root", 0x9e00, 0, NULL, PLAT_IMX93, },
+ { IMX93_CLK_ENET_QOS_GATE, "enet_qos", "wakeup_axi_root", 0x9e40, 0, NULL, PLAT_IMX93, },
+ { IMX91_CLK_ENET2_REGULAR_GATE, "enet2_regular", "wakeup_axi_root", 0x9e00, 0, NULL, PLAT_IMX91, },
+ { IMX91_CLK_ENET1_QOS_TSN_GATE, "enet1_qos_tsn", "wakeup_axi_root", 0x9e40, 0, NULL, PLAT_IMX91, },
/* Critical because clk accessed during CPU idle */
{ IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, CLK_IS_CRITICAL},
{ IMX93_CLK_TSTMR1_GATE, "tstmr1", "bus_aon_root", 0x9ec0, },
@@ -265,6 +279,7 @@ static int imx93_clocks_probe(struct platform_device *pdev)
const struct imx93_clk_ccgr *ccgr;
void __iomem *base, *anatop_base;
int i, ret;
+ const unsigned long plat = (unsigned long)device_get_match_data(&pdev->dev);
clk_hw_data = devm_kzalloc(dev, struct_size(clk_hw_data, hws,
IMX93_CLK_END), GFP_KERNEL);
@@ -314,17 +329,20 @@ static int imx93_clocks_probe(struct platform_device *pdev)
for (i = 0; i < ARRAY_SIZE(root_array); i++) {
root = &root_array[i];
- clks[root->clk] = imx93_clk_composite_flags(root->name,
- parent_names[root->sel],
- 4, base + root->off, 3,
- root->flags);
+ if (!root->plat || root->plat & plat)
+ clks[root->clk] = imx93_clk_composite_flags(root->name,
+ parent_names[root->sel],
+ 4, base + root->off, 3,
+ root->flags);
}
for (i = 0; i < ARRAY_SIZE(ccgr_array); i++) {
ccgr = &ccgr_array[i];
- clks[ccgr->clk] = imx93_clk_gate(NULL, ccgr->name, ccgr->parent_name,
- ccgr->flags, base + ccgr->off, 0, 1, 1, 3,
- ccgr->shared_count);
+ if (!ccgr->plat || ccgr->plat & plat)
+ clks[ccgr->clk] = imx93_clk_gate(NULL,
+ ccgr->name, ccgr->parent_name,
+ ccgr->flags, base + ccgr->off, 0, 1, 1, 3,
+ ccgr->shared_count);
}
clks[IMX93_CLK_A55_SEL] = imx_clk_hw_mux2("a55_sel", base + 0x4820, 0, 1, a55_core_sels,
@@ -354,7 +372,8 @@ unregister_hws:
}
static const struct of_device_id imx93_clk_of_match[] = {
- { .compatible = "fsl,imx93-ccm" },
+ { .compatible = "fsl,imx93-ccm", .data = (void *)PLAT_IMX93 },
+ { .compatible = "fsl,imx91-ccm", .data = (void *)PLAT_IMX91 },
{ /* Sentinel */ },
};
MODULE_DEVICE_TABLE(of, imx93_clk_of_match);
diff --git a/drivers/clk/imx/clk-imx95-blk-ctl.c b/drivers/clk/imx/clk-imx95-blk-ctl.c
new file mode 100644
index 000000000000..25974947ad0c
--- /dev/null
+++ b/drivers/clk/imx/clk-imx95-blk-ctl.c
@@ -0,0 +1,488 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <dt-bindings/clock/nxp,imx95-clock.h>
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/pm_runtime.h>
+#include <linux/debugfs.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+
+enum {
+ CLK_GATE,
+ CLK_DIVIDER,
+ CLK_MUX,
+};
+
+struct imx95_blk_ctl {
+ struct device *dev;
+ spinlock_t lock;
+ struct clk *clk_apb;
+
+ void __iomem *base;
+ /* clock gate register */
+ u32 clk_reg_restore;
+};
+
+struct imx95_blk_ctl_clk_dev_data {
+ const char *name;
+ const char * const *parent_names;
+ u32 num_parents;
+ u32 reg;
+ u32 bit_idx;
+ u32 bit_width;
+ u32 clk_type;
+ u32 flags;
+ u32 flags2;
+ u32 type;
+};
+
+struct imx95_blk_ctl_dev_data {
+ const struct imx95_blk_ctl_clk_dev_data *clk_dev_data;
+ u32 num_clks;
+ bool rpm_enabled;
+ u32 clk_reg_offset;
+};
+
+static const struct imx95_blk_ctl_clk_dev_data vpublk_clk_dev_data[] = {
+ [IMX95_CLK_VPUBLK_WAVE] = {
+ .name = "vpublk_wave_vpu",
+ .parent_names = (const char *[]){ "vpu", },
+ .num_parents = 1,
+ .reg = 8,
+ .bit_idx = 0,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_VPUBLK_JPEG_ENC] = {
+ .name = "vpublk_jpeg_enc",
+ .parent_names = (const char *[]){ "vpujpeg", },
+ .num_parents = 1,
+ .reg = 8,
+ .bit_idx = 1,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_VPUBLK_JPEG_DEC] = {
+ .name = "vpublk_jpeg_dec",
+ .parent_names = (const char *[]){ "vpujpeg", },
+ .num_parents = 1,
+ .reg = 8,
+ .bit_idx = 2,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ }
+};
+
+static const struct imx95_blk_ctl_dev_data vpublk_dev_data = {
+ .num_clks = ARRAY_SIZE(vpublk_clk_dev_data),
+ .clk_dev_data = vpublk_clk_dev_data,
+ .rpm_enabled = true,
+ .clk_reg_offset = 8,
+};
+
+static const struct imx95_blk_ctl_clk_dev_data camblk_clk_dev_data[] = {
+ [IMX95_CLK_CAMBLK_CSI2_FOR0] = {
+ .name = "camblk_csi2_for0",
+ .parent_names = (const char *[]){ "camisi", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 0,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_CAMBLK_CSI2_FOR1] = {
+ .name = "camblk_csi2_for1",
+ .parent_names = (const char *[]){ "camisi", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 1,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_CAMBLK_ISP_AXI] = {
+ .name = "camblk_isp_axi",
+ .parent_names = (const char *[]){ "camaxi", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 4,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_CAMBLK_ISP_PIXEL] = {
+ .name = "camblk_isp_pixel",
+ .parent_names = (const char *[]){ "camisi", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 5,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_CAMBLK_ISP] = {
+ .name = "camblk_isp",
+ .parent_names = (const char *[]){ "camisi", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 6,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ }
+};
+
+static const struct imx95_blk_ctl_dev_data camblk_dev_data = {
+ .num_clks = ARRAY_SIZE(camblk_clk_dev_data),
+ .clk_dev_data = camblk_clk_dev_data,
+ .clk_reg_offset = 0,
+};
+
+static const struct imx95_blk_ctl_clk_dev_data lvds_clk_dev_data[] = {
+ [IMX95_CLK_DISPMIX_LVDS_PHY_DIV] = {
+ .name = "ldb_phy_div",
+ .parent_names = (const char *[]){ "ldbpll", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 0,
+ .bit_width = 1,
+ .type = CLK_DIVIDER,
+ .flags2 = CLK_DIVIDER_POWER_OF_TWO,
+ },
+ [IMX95_CLK_DISPMIX_LVDS_CH0_GATE] = {
+ .name = "lvds_ch0_gate",
+ .parent_names = (const char *[]){ "ldb_phy_div", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 1,
+ .bit_width = 1,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_DISPMIX_LVDS_CH1_GATE] = {
+ .name = "lvds_ch1_gate",
+ .parent_names = (const char *[]){ "ldb_phy_div", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 2,
+ .bit_width = 1,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_DISPMIX_PIX_DI0_GATE] = {
+ .name = "lvds_di0_gate",
+ .parent_names = (const char *[]){ "ldb_pll_div7", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 3,
+ .bit_width = 1,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+ [IMX95_CLK_DISPMIX_PIX_DI1_GATE] = {
+ .name = "lvds_di1_gate",
+ .parent_names = (const char *[]){ "ldb_pll_div7", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 4,
+ .bit_width = 1,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ .flags2 = CLK_GATE_SET_TO_DISABLE,
+ },
+};
+
+static const struct imx95_blk_ctl_dev_data lvds_csr_dev_data = {
+ .num_clks = ARRAY_SIZE(lvds_clk_dev_data),
+ .clk_dev_data = lvds_clk_dev_data,
+ .clk_reg_offset = 0,
+};
+
+static const struct imx95_blk_ctl_clk_dev_data dispmix_csr_clk_dev_data[] = {
+ [IMX95_CLK_DISPMIX_ENG0_SEL] = {
+ .name = "disp_engine0_sel",
+ .parent_names = (const char *[]){"videopll1", "dsi_pll", "ldb_pll_div7", },
+ .num_parents = 4,
+ .reg = 0,
+ .bit_idx = 0,
+ .bit_width = 2,
+ .type = CLK_MUX,
+ .flags = CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT,
+ },
+ [IMX95_CLK_DISPMIX_ENG1_SEL] = {
+ .name = "disp_engine1_sel",
+ .parent_names = (const char *[]){"videopll1", "dsi_pll", "ldb_pll_div7", },
+ .num_parents = 4,
+ .reg = 0,
+ .bit_idx = 2,
+ .bit_width = 2,
+ .type = CLK_MUX,
+ .flags = CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT,
+ }
+};
+
+static const struct imx95_blk_ctl_dev_data dispmix_csr_dev_data = {
+ .num_clks = ARRAY_SIZE(dispmix_csr_clk_dev_data),
+ .clk_dev_data = dispmix_csr_clk_dev_data,
+ .clk_reg_offset = 0,
+};
+
+static const struct imx95_blk_ctl_clk_dev_data netxmix_clk_dev_data[] = {
+ [IMX95_CLK_NETCMIX_ENETC0_RMII] = {
+ .name = "enetc0_rmii_sel",
+ .parent_names = (const char *[]){"ext_enetref", "enetref"},
+ .num_parents = 2,
+ .reg = 4,
+ .bit_idx = 5,
+ .bit_width = 1,
+ .type = CLK_MUX,
+ .flags = CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT,
+ },
+ [IMX95_CLK_NETCMIX_ENETC1_RMII] = {
+ .name = "enetc1_rmii_sel",
+ .parent_names = (const char *[]){"ext_enetref", "enetref"},
+ .num_parents = 2,
+ .reg = 4,
+ .bit_idx = 10,
+ .bit_width = 1,
+ .type = CLK_MUX,
+ .flags = CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT,
+ },
+};
+
+static const struct imx95_blk_ctl_dev_data netcmix_dev_data = {
+ .num_clks = ARRAY_SIZE(netxmix_clk_dev_data),
+ .clk_dev_data = netxmix_clk_dev_data,
+ .clk_reg_offset = 0,
+};
+
+static const struct imx95_blk_ctl_clk_dev_data hsio_blk_ctl_clk_dev_data[] = {
+ [0] = {
+ .name = "hsio_blk_ctl_clk",
+ .parent_names = (const char *[]){ "hsio_pll", },
+ .num_parents = 1,
+ .reg = 0,
+ .bit_idx = 6,
+ .bit_width = 1,
+ .type = CLK_GATE,
+ .flags = CLK_SET_RATE_PARENT,
+ }
+};
+
+static const struct imx95_blk_ctl_dev_data hsio_blk_ctl_dev_data = {
+ .num_clks = 1,
+ .clk_dev_data = hsio_blk_ctl_clk_dev_data,
+ .clk_reg_offset = 0,
+};
+
+static int imx95_bc_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ const struct imx95_blk_ctl_dev_data *bc_data;
+ struct imx95_blk_ctl *bc;
+ struct clk_hw_onecell_data *clk_hw_data;
+ struct clk_hw **hws;
+ void __iomem *base;
+ int i, ret;
+
+ bc = devm_kzalloc(dev, sizeof(*bc), GFP_KERNEL);
+ if (!bc)
+ return -ENOMEM;
+ bc->dev = dev;
+ dev_set_drvdata(&pdev->dev, bc);
+
+ spin_lock_init(&bc->lock);
+
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ bc->base = base;
+ bc->clk_apb = devm_clk_get(dev, NULL);
+ if (IS_ERR(bc->clk_apb))
+ return dev_err_probe(dev, PTR_ERR(bc->clk_apb), "failed to get APB clock\n");
+
+ ret = clk_prepare_enable(bc->clk_apb);
+ if (ret) {
+ dev_err(dev, "failed to enable apb clock: %d\n", ret);
+ return ret;
+ }
+
+ bc_data = of_device_get_match_data(dev);
+ if (!bc_data)
+ return devm_of_platform_populate(dev);
+
+ clk_hw_data = devm_kzalloc(dev, struct_size(clk_hw_data, hws, bc_data->num_clks),
+ GFP_KERNEL);
+ if (!clk_hw_data)
+ return -ENOMEM;
+
+ if (bc_data->rpm_enabled)
+ pm_runtime_enable(&pdev->dev);
+
+ clk_hw_data->num = bc_data->num_clks;
+ hws = clk_hw_data->hws;
+
+ for (i = 0; i < bc_data->num_clks; i++) {
+ const struct imx95_blk_ctl_clk_dev_data *data = &bc_data->clk_dev_data[i];
+ void __iomem *reg = base + data->reg;
+
+ if (data->type == CLK_MUX) {
+ hws[i] = clk_hw_register_mux(dev, data->name, data->parent_names,
+ data->num_parents, data->flags, reg,
+ data->bit_idx, data->bit_width,
+ data->flags2, &bc->lock);
+ } else if (data->type == CLK_DIVIDER) {
+ hws[i] = clk_hw_register_divider(dev, data->name, data->parent_names[0],
+ data->flags, reg, data->bit_idx,
+ data->bit_width, data->flags2, &bc->lock);
+ } else {
+ hws[i] = clk_hw_register_gate(dev, data->name, data->parent_names[0],
+ data->flags, reg, data->bit_idx,
+ data->flags2, &bc->lock);
+ }
+ if (IS_ERR(hws[i])) {
+ ret = PTR_ERR(hws[i]);
+ dev_err(dev, "failed to register: %s:%d\n", data->name, ret);
+ goto cleanup;
+ }
+ }
+
+ ret = of_clk_add_hw_provider(dev->of_node, of_clk_hw_onecell_get, clk_hw_data);
+ if (ret)
+ goto cleanup;
+
+ ret = devm_of_platform_populate(dev);
+ if (ret) {
+ of_clk_del_provider(dev->of_node);
+ goto cleanup;
+ }
+
+ if (pm_runtime_enabled(bc->dev))
+ clk_disable_unprepare(bc->clk_apb);
+
+ return 0;
+
+cleanup:
+ for (i = 0; i < bc_data->num_clks; i++) {
+ if (IS_ERR_OR_NULL(hws[i]))
+ continue;
+ clk_hw_unregister(hws[i]);
+ }
+
+ if (bc_data->rpm_enabled)
+ pm_runtime_disable(&pdev->dev);
+
+ return ret;
+}
+
+#ifdef CONFIG_PM
+static int imx95_bc_runtime_suspend(struct device *dev)
+{
+ struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
+
+ clk_disable_unprepare(bc->clk_apb);
+ return 0;
+}
+
+static int imx95_bc_runtime_resume(struct device *dev)
+{
+ struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
+
+ return clk_prepare_enable(bc->clk_apb);
+}
+#endif
+
+#ifdef CONFIG_PM_SLEEP
+static int imx95_bc_suspend(struct device *dev)
+{
+ struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
+ const struct imx95_blk_ctl_dev_data *bc_data;
+ int ret;
+
+ bc_data = of_device_get_match_data(dev);
+ if (!bc_data)
+ return 0;
+
+ if (bc_data->rpm_enabled) {
+ ret = pm_runtime_get_sync(bc->dev);
+ if (ret < 0) {
+ pm_runtime_put_noidle(bc->dev);
+ return ret;
+ }
+ }
+
+ bc->clk_reg_restore = readl(bc->base + bc_data->clk_reg_offset);
+
+ return 0;
+}
+
+static int imx95_bc_resume(struct device *dev)
+{
+ struct imx95_blk_ctl *bc = dev_get_drvdata(dev);
+ const struct imx95_blk_ctl_dev_data *bc_data;
+
+ bc_data = of_device_get_match_data(dev);
+ if (!bc_data)
+ return 0;
+
+ writel(bc->clk_reg_restore, bc->base + bc_data->clk_reg_offset);
+
+ if (bc_data->rpm_enabled)
+ pm_runtime_put(bc->dev);
+
+ return 0;
+}
+#endif
+
+static const struct dev_pm_ops imx95_bc_pm_ops = {
+ SET_RUNTIME_PM_OPS(imx95_bc_runtime_suspend, imx95_bc_runtime_resume, NULL)
+ SET_SYSTEM_SLEEP_PM_OPS(imx95_bc_suspend, imx95_bc_resume)
+};
+
+static const struct of_device_id imx95_bc_of_match[] = {
+ { .compatible = "nxp,imx95-camera-csr", .data = &camblk_dev_data },
+ { .compatible = "nxp,imx95-display-master-csr", },
+ { .compatible = "nxp,imx95-lvds-csr", .data = &lvds_csr_dev_data },
+ { .compatible = "nxp,imx95-display-csr", .data = &dispmix_csr_dev_data },
+ { .compatible = "nxp,imx95-hsio-blk-ctl", .data = &hsio_blk_ctl_dev_data },
+ { .compatible = "nxp,imx95-vpu-csr", .data = &vpublk_dev_data },
+ { .compatible = "nxp,imx95-netcmix-blk-ctrl", .data = &netcmix_dev_data},
+ { /* Sentinel */ },
+};
+MODULE_DEVICE_TABLE(of, imx95_bc_of_match);
+
+static struct platform_driver imx95_bc_driver = {
+ .probe = imx95_bc_probe,
+ .driver = {
+ .name = "imx95-blk-ctl",
+ .of_match_table = imx95_bc_of_match,
+ .pm = &imx95_bc_pm_ops,
+ },
+};
+module_platform_driver(imx95_bc_driver);
+
+MODULE_DESCRIPTION("NXP i.MX95 blk ctl driver");
+MODULE_AUTHOR("Peng Fan <peng.fan@nxp.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/imx/clk-imxrt1050.c b/drivers/clk/imx/clk-imxrt1050.c
index 08d155feb035..efd1ac9d8eeb 100644
--- a/drivers/clk/imx/clk-imxrt1050.c
+++ b/drivers/clk/imx/clk-imxrt1050.c
@@ -176,6 +176,7 @@ static struct platform_driver imxrt1050_clk_driver = {
};
module_platform_driver(imxrt1050_clk_driver);
+MODULE_DESCRIPTION("NXP i.MX RT1050 clock driver");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_AUTHOR("Jesse Taube <Mr.Bossman075@gmail.com>");
MODULE_AUTHOR("Giulio Benetti <giulio.benetti@benettiengineering.com>");
diff --git a/drivers/clk/imx/clk-lpcg-scu.c b/drivers/clk/imx/clk-lpcg-scu.c
index dd5abd09f3e2..6376557a3c3d 100644
--- a/drivers/clk/imx/clk-lpcg-scu.c
+++ b/drivers/clk/imx/clk-lpcg-scu.c
@@ -6,10 +6,12 @@
#include <linux/bits.h>
#include <linux/clk-provider.h>
+#include <linux/delay.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
+#include <linux/units.h>
#include "clk-scu.h"
@@ -41,6 +43,29 @@ struct clk_lpcg_scu {
#define to_clk_lpcg_scu(_hw) container_of(_hw, struct clk_lpcg_scu, hw)
+/* e10858 -LPCG clock gating register synchronization errata */
+static void lpcg_e10858_writel(unsigned long rate, void __iomem *reg, u32 val)
+{
+ writel(val, reg);
+
+ if (rate >= 24 * HZ_PER_MHZ || rate == 0) {
+ /*
+ * The time taken to access the LPCG registers from the AP core
+ * through the interconnect is longer than the minimum delay
+ * of 4 clock cycles required by the errata.
+ * Adding a readl will provide sufficient delay to prevent
+ * back-to-back writes.
+ */
+ readl(reg);
+ } else {
+ /*
+ * For clocks running below 24MHz, wait a minimum of
+ * 4 clock cycles.
+ */
+ ndelay(4 * (DIV_ROUND_UP(1000 * HZ_PER_MHZ, rate)));
+ }
+}
+
static int clk_lpcg_scu_enable(struct clk_hw *hw)
{
struct clk_lpcg_scu *clk = to_clk_lpcg_scu(hw);
@@ -57,7 +82,8 @@ static int clk_lpcg_scu_enable(struct clk_hw *hw)
val |= CLK_GATE_SCU_LPCG_HW_SEL;
reg |= val << clk->bit_idx;
- writel(reg, clk->reg);
+
+ lpcg_e10858_writel(clk_hw_get_rate(hw), clk->reg, reg);
spin_unlock_irqrestore(&imx_lpcg_scu_lock, flags);
@@ -74,7 +100,7 @@ static void clk_lpcg_scu_disable(struct clk_hw *hw)
reg = readl_relaxed(clk->reg);
reg &= ~(CLK_GATE_SCU_LPCG_MASK << clk->bit_idx);
- writel(reg, clk->reg);
+ lpcg_e10858_writel(clk_hw_get_rate(hw), clk->reg, reg);
spin_unlock_irqrestore(&imx_lpcg_scu_lock, flags);
}
@@ -135,6 +161,9 @@ static int __maybe_unused imx_clk_lpcg_scu_suspend(struct device *dev)
{
struct clk_lpcg_scu *clk = dev_get_drvdata(dev);
+ if (!strncmp("hdmi_lpcg", clk_hw_get_name(&clk->hw), strlen("hdmi_lpcg")))
+ return 0;
+
clk->state = readl_relaxed(clk->reg);
dev_dbg(dev, "save lpcg state 0x%x\n", clk->state);
@@ -145,13 +174,11 @@ static int __maybe_unused imx_clk_lpcg_scu_resume(struct device *dev)
{
struct clk_lpcg_scu *clk = dev_get_drvdata(dev);
- /*
- * FIXME: Sometimes writes don't work unless the CPU issues
- * them twice
- */
+ if (!strncmp("hdmi_lpcg", clk_hw_get_name(&clk->hw), strlen("hdmi_lpcg")))
+ return 0;
writel(clk->state, clk->reg);
- writel(clk->state, clk->reg);
+ lpcg_e10858_writel(0, clk->reg, clk->state);
dev_dbg(dev, "restore lpcg state 0x%x\n", clk->state);
return 0;
diff --git a/drivers/clk/imx/clk-pll14xx.c b/drivers/clk/imx/clk-pll14xx.c
index d63564dbb12c..f290981ea13b 100644
--- a/drivers/clk/imx/clk-pll14xx.c
+++ b/drivers/clk/imx/clk-pll14xx.c
@@ -56,7 +56,9 @@ static const struct imx_pll14xx_rate_table imx_pll1416x_tbl[] = {
PLL_1416X_RATE(700000000U, 350, 3, 2),
PLL_1416X_RATE(640000000U, 320, 3, 2),
PLL_1416X_RATE(600000000U, 300, 3, 2),
+ PLL_1416X_RATE(416000000U, 208, 3, 2),
PLL_1416X_RATE(320000000U, 160, 3, 2),
+ PLL_1416X_RATE(208000000U, 208, 3, 3),
};
static const struct imx_pll14xx_rate_table imx_pll1443x_tbl[] = {
diff --git a/drivers/clk/imx/clk-scu.c b/drivers/clk/imx/clk-scu.c
index e48a904c0013..b27186aaf2a1 100644
--- a/drivers/clk/imx/clk-scu.c
+++ b/drivers/clk/imx/clk-scu.c
@@ -596,7 +596,7 @@ static int __maybe_unused imx_clk_scu_suspend(struct device *dev)
clk->rate = clk_scu_recalc_rate(&clk->hw, 0);
else
clk->rate = clk_hw_get_rate(&clk->hw);
- clk->is_enabled = clk_hw_is_enabled(&clk->hw);
+ clk->is_enabled = clk_hw_is_prepared(&clk->hw);
if (clk->parent)
dev_dbg(dev, "save parent %s idx %u\n", clk_hw_get_name(clk->parent),
@@ -712,17 +712,13 @@ struct clk_hw *imx_clk_scu_alloc_dev(const char *name,
}
ret = platform_device_add_data(pdev, &clk, sizeof(clk));
- if (ret) {
- platform_device_put(pdev);
- return ERR_PTR(ret);
- }
+ if (ret)
+ goto put_device;
ret = driver_set_override(&pdev->dev, &pdev->driver_override,
"imx-scu-clk", strlen("imx-scu-clk"));
- if (ret) {
- platform_device_put(pdev);
- return ERR_PTR(ret);
- }
+ if (ret)
+ goto put_device;
ret = imx_clk_scu_attach_pd(&pdev->dev, rsrc_id);
if (ret)
@@ -730,13 +726,15 @@ struct clk_hw *imx_clk_scu_alloc_dev(const char *name,
name, ret);
ret = platform_device_add(pdev);
- if (ret) {
- platform_device_put(pdev);
- return ERR_PTR(ret);
- }
+ if (ret)
+ goto put_device;
/* For API backwards compatiblilty, simply return NULL for success */
return NULL;
+
+put_device:
+ platform_device_put(pdev);
+ return ERR_PTR(ret);
}
void imx_clk_scu_unregister(void)
diff --git a/drivers/clk/imx/clk.c b/drivers/clk/imx/clk.c
index e35496af5ceb..df83bd939492 100644
--- a/drivers/clk/imx/clk.c
+++ b/drivers/clk/imx/clk.c
@@ -226,4 +226,5 @@ static int __init imx_clk_disable_uart(void)
late_initcall_sync(imx_clk_disable_uart);
#endif
+MODULE_DESCRIPTION("Common clock support for NXP i.MX SoC family");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h
index adb7ad649a0d..aa5202f284f3 100644
--- a/drivers/clk/imx/clk.h
+++ b/drivers/clk/imx/clk.h
@@ -442,6 +442,10 @@ struct clk_hw *__imx8m_clk_hw_composite(const char *name,
_imx8m_clk_hw_composite(name, parent_names, reg, \
IMX_COMPOSITE_BUS, IMX_COMPOSITE_CLK_FLAGS_DEFAULT)
+#define imx8m_clk_hw_composite_bus_flags(name, parent_names, reg, flags) \
+ _imx8m_clk_hw_composite(name, parent_names, reg, \
+ IMX_COMPOSITE_BUS, IMX_COMPOSITE_CLK_FLAGS_DEFAULT | flags)
+
#define imx8m_clk_hw_composite_bus_critical(name, parent_names, reg) \
_imx8m_clk_hw_composite(name, parent_names, reg, \
IMX_COMPOSITE_BUS, IMX_COMPOSITE_CLK_FLAGS_CRITICAL)
generated by cgit (git 2.34.1) at 2025-07-31 21:21:16 +0000