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Diffstat (limited to 'arch/arm/mach-omap2/pdata-quirks.c')
-rw-r--r--arch/arm/mach-omap2/pdata-quirks.c243
1 files changed, 111 insertions, 132 deletions
diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c
index 2a4fe3e68b82..b947bacf23a3 100644
--- a/arch/arm/mach-omap2/pdata-quirks.c
+++ b/arch/arm/mach-omap2/pdata-quirks.c
@@ -6,11 +6,11 @@
*/
#include <linux/clk.h>
#include <linux/davinci_emac.h>
-#include <linux/gpio.h>
+#include <linux/gpio/machine.h>
+#include <linux/gpio/consumer.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/of_platform.h>
-#include <linux/wl12xx.h>
#include <linux/mmc/card.h>
#include <linux/mmc/host.h>
#include <linux/power/smartreflex.h>
@@ -41,18 +41,6 @@ struct pdata_init {
};
static struct of_dev_auxdata omap_auxdata_lookup[];
-static struct twl4030_gpio_platform_data twl_gpio_auxdata;
-
-#if IS_ENABLED(CONFIG_OMAP_IOMMU)
-int omap_iommu_set_pwrdm_constraint(struct platform_device *pdev, bool request,
- u8 *pwrst);
-#else
-static inline int omap_iommu_set_pwrdm_constraint(struct platform_device *pdev,
- bool request, u8 *pwrst)
-{
- return 0;
-}
-#endif
#ifdef CONFIG_MACH_NOKIA_N8X0
static void __init omap2420_n8x0_legacy_init(void)
@@ -94,6 +82,7 @@ static void __init hsmmc2_internal_input_clk(void)
omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1);
}
+#ifdef CONFIG_OMAP_HWMOD
static struct iommu_platform_data omap3_iommu_pdata = {
.reset_name = "mmu",
.assert_reset = omap_device_assert_hardreset,
@@ -106,53 +95,45 @@ static struct iommu_platform_data omap3_iommu_isp_pdata = {
.device_enable = omap_device_enable,
.device_idle = omap_device_idle,
};
+#endif
-static int omap3_sbc_t3730_twl_callback(struct device *dev,
- unsigned gpio,
- unsigned ngpio)
-{
- int res;
-
- res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
- "wlan pwr");
- if (res)
- return res;
-
- gpio_export(gpio, 0);
-
- return 0;
-}
-
-static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name)
+static void __init omap3_sbc_t3x_usb_hub_init(char *hub_name, int idx)
{
- int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name);
+ struct gpio_desc *d;
- if (err) {
- pr_err("SBC-T3x: %s reset gpio request failed: %d\n",
- hub_name, err);
+ /* This asserts the RESET line (reverse polarity) */
+ d = gpiod_get_index(NULL, "reset", idx, GPIOD_OUT_HIGH);
+ if (IS_ERR(d)) {
+ pr_err("Unable to get T3x USB reset GPIO descriptor\n");
return;
}
-
- gpio_export(gpio, 0);
-
+ gpiod_set_consumer_name(d, hub_name);
+ gpiod_export(d, 0);
udelay(10);
- gpio_set_value(gpio, 1);
+ /* De-assert RESET */
+ gpiod_set_value(d, 0);
msleep(1);
}
-static void __init omap3_sbc_t3730_twl_init(void)
-{
- twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback;
-}
+static struct gpiod_lookup_table omap3_sbc_t3x_usb_gpio_table = {
+ .dev_id = NULL,
+ .table = {
+ GPIO_LOOKUP_IDX("gpio-160-175", 7, "reset", 0,
+ GPIO_ACTIVE_LOW),
+ { }
+ },
+};
static void __init omap3_sbc_t3730_legacy_init(void)
{
- omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
+ gpiod_add_lookup_table(&omap3_sbc_t3x_usb_gpio_table);
+ omap3_sbc_t3x_usb_hub_init("sb-t35 usb hub", 0);
}
static void __init omap3_sbc_t3530_legacy_init(void)
{
- omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
+ gpiod_add_lookup_table(&omap3_sbc_t3x_usb_gpio_table);
+ omap3_sbc_t3x_usb_hub_init("sb-t35 usb hub", 0);
}
static void __init omap3_evm_legacy_init(void)
@@ -196,31 +177,59 @@ static void __init am35xx_emac_reset(void)
omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */
}
-static struct gpio cm_t3517_wlan_gpios[] __initdata = {
- { 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" },
- { 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" },
+static struct gpiod_lookup_table cm_t3517_wlan_gpio_table = {
+ .dev_id = NULL,
+ .table = {
+ GPIO_LOOKUP("gpio-48-53", 8, "power",
+ GPIO_ACTIVE_HIGH),
+ GPIO_LOOKUP("gpio-0-15", 4, "noe",
+ GPIO_ACTIVE_HIGH),
+ { }
+ },
};
static void __init omap3_sbc_t3517_wifi_init(void)
{
- int err = gpio_request_array(cm_t3517_wlan_gpios,
- ARRAY_SIZE(cm_t3517_wlan_gpios));
- if (err) {
- pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err);
- return;
- }
+ struct gpio_desc *d;
+
+ gpiod_add_lookup_table(&cm_t3517_wlan_gpio_table);
- gpio_export(cm_t3517_wlan_gpios[0].gpio, 0);
- gpio_export(cm_t3517_wlan_gpios[1].gpio, 0);
+ /* This asserts the RESET line (reverse polarity) */
+ d = gpiod_get(NULL, "power", GPIOD_OUT_HIGH);
+ if (IS_ERR(d)) {
+ pr_err("Unable to get CM T3517 WLAN power GPIO descriptor\n");
+ } else {
+ gpiod_set_consumer_name(d, "wlan pwr");
+ gpiod_export(d, 0);
+ }
+ d = gpiod_get(NULL, "noe", GPIOD_OUT_HIGH);
+ if (IS_ERR(d)) {
+ pr_err("Unable to get CM T3517 WLAN XCVR NOE GPIO descriptor\n");
+ } else {
+ gpiod_set_consumer_name(d, "xcvr noe");
+ gpiod_export(d, 0);
+ }
msleep(100);
- gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0);
-}
+ gpiod_set_value(d, 0);
+}
+
+static struct gpiod_lookup_table omap3_sbc_t3517_usb_gpio_table = {
+ .dev_id = NULL,
+ .table = {
+ GPIO_LOOKUP_IDX("gpio-144-159", 8, "reset", 0,
+ GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP_IDX("gpio-96-111", 2, "reset", 1,
+ GPIO_ACTIVE_LOW),
+ { }
+ },
+};
static void __init omap3_sbc_t3517_legacy_init(void)
{
- omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub");
- omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub");
+ gpiod_add_lookup_table(&omap3_sbc_t3517_usb_gpio_table);
+ omap3_sbc_t3x_usb_hub_init("cm-t3517 usb hub", 0);
+ omap3_sbc_t3x_usb_hub_init("sb-t35 usb hub", 1);
am35xx_emac_reset();
hsmmc2_internal_input_clk();
omap3_sbc_t3517_wifi_init();
@@ -266,48 +275,26 @@ static struct platform_device pandora_backlight = {
.id = -1,
};
+static struct gpiod_lookup_table pandora_soc_audio_gpios = {
+ .dev_id = "soc-audio",
+ .table = {
+ GPIO_LOOKUP("gpio-112-127", 6, "dac", GPIO_ACTIVE_HIGH),
+ GPIO_LOOKUP("gpio-0-15", 14, "amp", GPIO_ACTIVE_HIGH),
+ { }
+ },
+};
+
static void __init omap3_pandora_legacy_init(void)
{
platform_device_register(&pandora_backlight);
+ gpiod_add_lookup_table(&pandora_soc_audio_gpios);
}
#endif /* CONFIG_ARCH_OMAP3 */
-#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
-static struct wkup_m3_platform_data wkup_m3_data = {
- .reset_name = "wkup_m3",
- .assert_reset = omap_device_assert_hardreset,
- .deassert_reset = omap_device_deassert_hardreset,
-};
-#endif
-
-#ifdef CONFIG_SOC_OMAP5
-static void __init omap5_uevm_legacy_init(void)
-{
-}
-#endif
-
#ifdef CONFIG_SOC_DRA7XX
static struct iommu_platform_data dra7_ipu1_dsp_iommu_pdata = {
.set_pwrdm_constraint = omap_iommu_set_pwrdm_constraint,
};
-
-static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc1;
-static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc2;
-static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc3;
-
-static void __init dra7x_evm_mmc_quirk(void)
-{
- if (omap_rev() == DRA752_REV_ES1_1 || omap_rev() == DRA752_REV_ES1_0) {
- dra7_hsmmc_data_mmc1.version = "rev11";
- dra7_hsmmc_data_mmc1.max_freq = 96000000;
-
- dra7_hsmmc_data_mmc2.version = "rev11";
- dra7_hsmmc_data_mmc2.max_freq = 48000000;
-
- dra7_hsmmc_data_mmc3.version = "rev11";
- dra7_hsmmc_data_mmc3.max_freq = 48000000;
- }
-}
#endif
static struct clockdomain *ti_sysc_find_one_clockdomain(struct clk *clk)
@@ -370,6 +357,7 @@ static void ti_sysc_clkdm_allow_idle(struct device *dev,
clkdm_allow_idle(cookie->clkdm);
}
+#ifdef CONFIG_OMAP_HWMOD
static int ti_sysc_enable_module(struct device *dev,
const struct ti_sysc_cookie *cookie)
{
@@ -396,6 +384,7 @@ static int ti_sysc_shutdown_module(struct device *dev,
return omap_hwmod_shutdown(cookie->data);
}
+#endif /* CONFIG_OMAP_HWMOD */
static bool ti_sysc_soc_type_gp(void)
{
@@ -410,10 +399,12 @@ static struct ti_sysc_platform_data ti_sysc_pdata = {
.init_clockdomain = ti_sysc_clkdm_init,
.clkdm_deny_idle = ti_sysc_clkdm_deny_idle,
.clkdm_allow_idle = ti_sysc_clkdm_allow_idle,
+#ifdef CONFIG_OMAP_HWMOD
.init_module = omap_hwmod_init_module,
.enable_module = ti_sysc_enable_module,
.idle_module = ti_sysc_idle_module,
.shutdown_module = ti_sysc_shutdown_module,
+#endif
};
static struct pcs_pdata pcs_pdata;
@@ -430,22 +421,7 @@ static struct ti_prm_platform_data ti_prm_pdata = {
.clkdm_lookup = clkdm_lookup,
};
-/*
- * GPIOs for TWL are initialized by the I2C bus and need custom
- * handing until DSS has device tree bindings.
- */
-void omap_auxdata_legacy_init(struct device *dev)
-{
- if (dev->platform_data)
- return;
-
- if (strcmp("twl4030-gpio", dev_name(dev)))
- return;
-
- dev->platform_data = &twl_gpio_auxdata;
-}
-
-#if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP)
+#if defined(CONFIG_ARCH_OMAP3) && IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP)
static struct omap_mcbsp_platform_data mcbsp_pdata;
static void __init omap3_mcbsp_init(void)
{
@@ -465,9 +441,6 @@ static struct pdata_init auxdata_quirks[] __initdata = {
{ "nokia,n810", omap2420_n8x0_legacy_init, },
{ "nokia,n810-wimax", omap2420_n8x0_legacy_init, },
#endif
-#ifdef CONFIG_ARCH_OMAP3
- { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_twl_init, },
-#endif
{ /* sentinel */ },
};
@@ -477,7 +450,6 @@ static struct of_dev_auxdata omap_auxdata_lookup[] = {
#ifdef CONFIG_MACH_NOKIA_N8X0
OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL),
OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data),
- OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data),
#endif
#ifdef CONFIG_ARCH_OMAP3
OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu",
@@ -501,14 +473,6 @@ static struct of_dev_auxdata omap_auxdata_lookup[] = {
OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49024000, "49024000.mcbsp", &mcbsp_pdata),
#endif
#endif
-#ifdef CONFIG_SOC_AM33XX
- OF_DEV_AUXDATA("ti,am3352-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
- &wkup_m3_data),
-#endif
-#ifdef CONFIG_SOC_AM43XX
- OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
- &wkup_m3_data),
-#endif
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
OF_DEV_AUXDATA("ti,omap4-smartreflex-iva", 0x4a0db000,
"4a0db000.smartreflex", &omap_sr_pdata[OMAP_SR_IVA]),
@@ -518,12 +482,6 @@ static struct of_dev_auxdata omap_auxdata_lookup[] = {
"4a0d9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]),
#endif
#ifdef CONFIG_SOC_DRA7XX
- OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x4809c000, "4809c000.mmc",
- &dra7_hsmmc_data_mmc1),
- OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480b4000, "480b4000.mmc",
- &dra7_hsmmc_data_mmc2),
- OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480ad000, "480ad000.mmc",
- &dra7_hsmmc_data_mmc3),
OF_DEV_AUXDATA("ti,dra7-dsp-iommu", 0x40d01000, "40d01000.mmu",
&dra7_ipu1_dsp_iommu_pdata),
OF_DEV_AUXDATA("ti,dra7-dsp-iommu", 0x41501000, "41501000.mmu",
@@ -532,6 +490,7 @@ static struct of_dev_auxdata omap_auxdata_lookup[] = {
&dra7_ipu1_dsp_iommu_pdata),
#endif
/* Common auxdata */
+ OF_DEV_AUXDATA("simple-pm-bus", 0, NULL, omap_auxdata_lookup),
OF_DEV_AUXDATA("ti,sysc", 0, NULL, &ti_sysc_pdata),
OF_DEV_AUXDATA("pinctrl-single", 0, NULL, &pcs_pdata),
OF_DEV_AUXDATA("ti,omap-prm-inst", 0, NULL, &ti_prm_pdata),
@@ -558,12 +517,6 @@ static struct pdata_init pdata_quirks[] __initdata = {
{ "openpandora,omap3-pandora-600mhz", omap3_pandora_legacy_init, },
{ "openpandora,omap3-pandora-1ghz", omap3_pandora_legacy_init, },
#endif
-#ifdef CONFIG_SOC_OMAP5
- { "ti,omap5-uevm", omap5_uevm_legacy_init, },
-#endif
-#ifdef CONFIG_SOC_DRA7XX
- { "ti,dra7-evm", dra7x_evm_mmc_quirk, },
-#endif
{ /* sentinel */ },
};
@@ -578,6 +531,29 @@ static void pdata_quirks_check(struct pdata_init *quirks)
}
}
+static const char * const pdata_quirks_init_nodes[] = {
+ "prcm",
+ "prm",
+};
+
+static void __init
+pdata_quirks_init_clocks(const struct of_device_id *omap_dt_match_table)
+{
+ struct device_node *np;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(pdata_quirks_init_nodes); i++) {
+ np = of_find_node_by_name(NULL, pdata_quirks_init_nodes[i]);
+ if (!np)
+ continue;
+
+ of_platform_populate(np, omap_dt_match_table,
+ omap_auxdata_lookup, NULL);
+
+ of_node_put(np);
+ }
+}
+
void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table)
{
/*
@@ -591,6 +567,9 @@ void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table)
if (of_machine_is_compatible("ti,omap3"))
omap3_mcbsp_init();
pdata_quirks_check(auxdata_quirks);
+
+ pdata_quirks_init_clocks(omap_dt_match_table);
+
of_platform_populate(NULL, omap_dt_match_table,
omap_auxdata_lookup, NULL);
pdata_quirks_check(pdata_quirks);
generated by cgit (git 2.34.1) at 2025-12-25 18:01:18 +0000