| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Legacy platform_data quirks |
| * |
| * Copyright (C) 2013 Texas Instruments |
| */ |
| #include <linux/clk.h> |
| #include <linux/davinci_emac.h> |
| #include <linux/gpio.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> |
| #include <linux/regulator/machine.h> |
| #include <linux/regulator/fixed.h> |
| |
| #include <linux/platform_data/pinctrl-single.h> |
| #include <linux/platform_data/hsmmc-omap.h> |
| #include <linux/platform_data/iommu-omap.h> |
| #include <linux/platform_data/ti-sysc.h> |
| #include <linux/platform_data/wkup_m3.h> |
| #include <linux/platform_data/asoc-ti-mcbsp.h> |
| #include <linux/platform_data/ti-prm.h> |
| |
| #include "clockdomain.h" |
| #include "common.h" |
| #include "common-board-devices.h" |
| #include "control.h" |
| #include "omap_device.h" |
| #include "omap-secure.h" |
| #include "soc.h" |
| |
| static struct omap_hsmmc_platform_data __maybe_unused mmc_pdata[2]; |
| |
| struct pdata_init { |
| const char *compatible; |
| void (*fn)(void); |
| }; |
| |
| 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) |
| { |
| omap_auxdata_lookup[0].platform_data = n8x0_legacy_init(); |
| } |
| #else |
| #define omap2420_n8x0_legacy_init NULL |
| #endif |
| |
| #ifdef CONFIG_ARCH_OMAP3 |
| /* |
| * Configures GPIOs 126, 127 and 129 to 1.8V mode instead of 3.0V |
| * mode for MMC1 in case bootloader did not configure things. |
| * Note that if the pins are used for MMC1, pbias-regulator |
| * manages the IO voltage. |
| */ |
| static void __init omap3_gpio126_127_129(void) |
| { |
| u32 reg; |
| |
| reg = omap_ctrl_readl(OMAP343X_CONTROL_PBIAS_LITE); |
| reg &= ~OMAP343X_PBIASLITEVMODE1; |
| reg |= OMAP343X_PBIASLITEPWRDNZ1; |
| omap_ctrl_writel(reg, OMAP343X_CONTROL_PBIAS_LITE); |
| if (cpu_is_omap3630()) { |
| reg = omap_ctrl_readl(OMAP34XX_CONTROL_WKUP_CTRL); |
| reg |= OMAP36XX_GPIO_IO_PWRDNZ; |
| omap_ctrl_writel(reg, OMAP34XX_CONTROL_WKUP_CTRL); |
| } |
| } |
| |
| static void __init hsmmc2_internal_input_clk(void) |
| { |
| u32 reg; |
| |
| reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1); |
| reg |= OMAP2_MMCSDIO2ADPCLKISEL; |
| 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, |
| .deassert_reset = omap_device_deassert_hardreset, |
| .device_enable = omap_device_enable, |
| .device_idle = omap_device_idle, |
| }; |
| |
| 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) |
| { |
| int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name); |
| |
| if (err) { |
| pr_err("SBC-T3x: %s reset gpio request failed: %d\n", |
| hub_name, err); |
| return; |
| } |
| |
| gpio_export(gpio, 0); |
| |
| udelay(10); |
| gpio_set_value(gpio, 1); |
| msleep(1); |
| } |
| |
| static void __init omap3_sbc_t3730_twl_init(void) |
| { |
| twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback; |
| } |
| |
| static void __init omap3_sbc_t3730_legacy_init(void) |
| { |
| omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); |
| } |
| |
| static void __init omap3_sbc_t3530_legacy_init(void) |
| { |
| omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); |
| } |
| |
| static void __init omap3_evm_legacy_init(void) |
| { |
| hsmmc2_internal_input_clk(); |
| } |
| |
| static void am35xx_enable_emac_int(void) |
| { |
| u32 v; |
| |
| v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); |
| v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR | |
| AM35XX_CPGMAC_C0_MISC_PULSE_CLR | AM35XX_CPGMAC_C0_RX_THRESH_CLR); |
| omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); |
| omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ |
| } |
| |
| static void am35xx_disable_emac_int(void) |
| { |
| u32 v; |
| |
| v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); |
| v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR); |
| omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); |
| omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ |
| } |
| |
| static struct emac_platform_data am35xx_emac_pdata = { |
| .interrupt_enable = am35xx_enable_emac_int, |
| .interrupt_disable = am35xx_disable_emac_int, |
| }; |
| |
| static void __init am35xx_emac_reset(void) |
| { |
| u32 v; |
| |
| v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); |
| v &= ~AM35XX_CPGMACSS_SW_RST; |
| omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET); |
| 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 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; |
| } |
| |
| gpio_export(cm_t3517_wlan_gpios[0].gpio, 0); |
| gpio_export(cm_t3517_wlan_gpios[1].gpio, 0); |
| |
| msleep(100); |
| gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0); |
| } |
| |
| 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"); |
| am35xx_emac_reset(); |
| hsmmc2_internal_input_clk(); |
| omap3_sbc_t3517_wifi_init(); |
| } |
| |
| static void __init am3517_evm_legacy_init(void) |
| { |
| am35xx_emac_reset(); |
| } |
| |
| static void __init nokia_n900_legacy_init(void) |
| { |
| hsmmc2_internal_input_clk(); |
| mmc_pdata[0].name = "external"; |
| mmc_pdata[1].name = "internal"; |
| |
| if (omap_type() != OMAP2_DEVICE_TYPE_GP) { |
| if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) { |
| pr_info("RX-51: Enabling ARM errata 430973 workaround\n"); |
| /* set IBE to 1 */ |
| rx51_secure_update_aux_cr(BIT(6), 0); |
| } else { |
| pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n"); |
| pr_warn("Thumb binaries may crash randomly without this workaround\n"); |
| } |
| } |
| } |
| |
| static void __init omap3_tao3530_legacy_init(void) |
| { |
| hsmmc2_internal_input_clk(); |
| } |
| |
| static void __init omap3_logicpd_torpedo_init(void) |
| { |
| omap3_gpio126_127_129(); |
| } |
| |
| /* omap3pandora legacy devices */ |
| |
| static struct platform_device pandora_backlight = { |
| .name = "pandora-backlight", |
| .id = -1, |
| }; |
| |
| static void __init omap3_pandora_legacy_init(void) |
| { |
| platform_device_register(&pandora_backlight); |
| } |
| #endif /* CONFIG_ARCH_OMAP3 */ |
| |
| #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) |
| { |
| struct clk_hw *hw = __clk_get_hw(clk); |
| struct clockdomain *clkdm = NULL; |
| struct clk_hw_omap *hwclk; |
| |
| hwclk = to_clk_hw_omap(hw); |
| if (!omap2_clk_is_hw_omap(hw)) |
| return NULL; |
| |
| if (hwclk && hwclk->clkdm_name) |
| clkdm = clkdm_lookup(hwclk->clkdm_name); |
| |
| return clkdm; |
| } |
| |
| /** |
| * ti_sysc_clkdm_init - find clockdomain based on clock |
| * @fck: device functional clock |
| * @ick: device interface clock |
| * @dev: struct device |
| * |
| * Populate clockdomain based on clock. It is needed for |
| * clkdm_deny_idle() and clkdm_allow_idle() for blocking clockdomain |
| * clockdomain idle during reset, enable and idle. |
| * |
| * Note that we assume interconnect driver manages the clocks |
| * and do not need to populate oh->_clk for dynamically |
| * allocated modules. |
| */ |
| static int ti_sysc_clkdm_init(struct device *dev, |
| struct clk *fck, struct clk *ick, |
| struct ti_sysc_cookie *cookie) |
| { |
| if (!IS_ERR(fck)) |
| cookie->clkdm = ti_sysc_find_one_clockdomain(fck); |
| if (cookie->clkdm) |
| return 0; |
| if (!IS_ERR(ick)) |
| cookie->clkdm = ti_sysc_find_one_clockdomain(ick); |
| if (cookie->clkdm) |
| return 0; |
| |
| return -ENODEV; |
| } |
| |
| static void ti_sysc_clkdm_deny_idle(struct device *dev, |
| const struct ti_sysc_cookie *cookie) |
| { |
| if (cookie->clkdm) |
| clkdm_deny_idle(cookie->clkdm); |
| } |
| |
| static void ti_sysc_clkdm_allow_idle(struct device *dev, |
| const struct ti_sysc_cookie *cookie) |
| { |
| if (cookie->clkdm) |
| clkdm_allow_idle(cookie->clkdm); |
| } |
| |
| #ifdef CONFIG_OMAP_HWMOD |
| static int ti_sysc_enable_module(struct device *dev, |
| const struct ti_sysc_cookie *cookie) |
| { |
| if (!cookie->data) |
| return -EINVAL; |
| |
| return omap_hwmod_enable(cookie->data); |
| } |
| |
| static int ti_sysc_idle_module(struct device *dev, |
| const struct ti_sysc_cookie *cookie) |
| { |
| if (!cookie->data) |
| return -EINVAL; |
| |
| return omap_hwmod_idle(cookie->data); |
| } |
| |
| static int ti_sysc_shutdown_module(struct device *dev, |
| const struct ti_sysc_cookie *cookie) |
| { |
| if (!cookie->data) |
| return -EINVAL; |
| |
| return omap_hwmod_shutdown(cookie->data); |
| } |
| #endif /* CONFIG_OMAP_HWMOD */ |
| |
| static bool ti_sysc_soc_type_gp(void) |
| { |
| return omap_type() == OMAP2_DEVICE_TYPE_GP; |
| } |
| |
| static struct of_dev_auxdata omap_auxdata_lookup[]; |
| |
| static struct ti_sysc_platform_data ti_sysc_pdata = { |
| .auxdata = omap_auxdata_lookup, |
| .soc_type_gp = ti_sysc_soc_type_gp, |
| .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; |
| |
| void omap_pcs_legacy_init(int irq, void (*rearm)(void)) |
| { |
| pcs_pdata.irq = irq; |
| pcs_pdata.rearm = rearm; |
| } |
| |
| static struct ti_prm_platform_data ti_prm_pdata = { |
| .clkdm_deny_idle = clkdm_deny_idle, |
| .clkdm_allow_idle = clkdm_allow_idle, |
| .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 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) |
| { |
| omap3_mcbsp_init_pdata_callback(&mcbsp_pdata); |
| } |
| #else |
| static void __init omap3_mcbsp_init(void) {} |
| #endif |
| |
| /* |
| * Few boards still need auxdata populated before we populate |
| * the dev entries in of_platform_populate(). |
| */ |
| static struct pdata_init auxdata_quirks[] __initdata = { |
| #ifdef CONFIG_SOC_OMAP2420 |
| { "nokia,n800", omap2420_n8x0_legacy_init, }, |
| { "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 */ }, |
| }; |
| |
| struct omap_sr_data __maybe_unused omap_sr_pdata[OMAP_SR_NR]; |
| |
| 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", |
| &omap3_iommu_pdata), |
| OF_DEV_AUXDATA("ti,omap2-iommu", 0x480bd400, "480bd400.mmu", |
| &omap3_iommu_isp_pdata), |
| OF_DEV_AUXDATA("ti,omap3-smartreflex-core", 0x480cb000, |
| "480cb000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]), |
| OF_DEV_AUXDATA("ti,omap3-smartreflex-mpu-iva", 0x480c9000, |
| "480c9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]), |
| OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x4809c000, "4809c000.mmc", &mmc_pdata[0]), |
| OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x480b4000, "480b4000.mmc", &mmc_pdata[1]), |
| /* Only on am3517 */ |
| OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL), |
| OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0", |
| &am35xx_emac_pdata), |
| OF_DEV_AUXDATA("nokia,n900-rom-rng", 0, NULL, rx51_secure_rng_call), |
| /* McBSP modules with sidetone core */ |
| #if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP) |
| OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49022000, "49022000.mcbsp", &mcbsp_pdata), |
| OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49024000, "49024000.mcbsp", &mcbsp_pdata), |
| #endif |
| #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]), |
| OF_DEV_AUXDATA("ti,omap4-smartreflex-core", 0x4a0dd000, |
| "4a0dd000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]), |
| OF_DEV_AUXDATA("ti,omap4-smartreflex-mpu", 0x4a0d9000, |
| "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", |
| &dra7_ipu1_dsp_iommu_pdata), |
| OF_DEV_AUXDATA("ti,dra7-iommu", 0x58882000, "58882000.mmu", |
| &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), |
| OF_DEV_AUXDATA("ti,omap-sdma", 0, NULL, &dma_plat_info), |
| { /* sentinel */ }, |
| }; |
| |
| /* |
| * Few boards still need to initialize some legacy devices with |
| * platform data until the drivers support device tree. |
| */ |
| static struct pdata_init pdata_quirks[] __initdata = { |
| #ifdef CONFIG_ARCH_OMAP3 |
| { "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, }, |
| { "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, }, |
| { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, }, |
| { "nokia,omap3-n900", nokia_n900_legacy_init, }, |
| { "nokia,omap3-n9", hsmmc2_internal_input_clk, }, |
| { "nokia,omap3-n950", hsmmc2_internal_input_clk, }, |
| { "logicpd,dm3730-torpedo-devkit", omap3_logicpd_torpedo_init, }, |
| { "ti,omap3-evm-37xx", omap3_evm_legacy_init, }, |
| { "ti,am3517-evm", am3517_evm_legacy_init, }, |
| { "technexion,omap3-tao3530", omap3_tao3530_legacy_init, }, |
| { "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 */ }, |
| }; |
| |
| static void pdata_quirks_check(struct pdata_init *quirks) |
| { |
| while (quirks->compatible) { |
| if (of_machine_is_compatible(quirks->compatible)) { |
| if (quirks->fn) |
| quirks->fn(); |
| } |
| 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); |
| } |
| } |
| |
| void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table) |
| { |
| /* |
| * We still need this for omap2420 and omap3 PM to work, others are |
| * using drivers/misc/sram.c already. |
| */ |
| if (of_machine_is_compatible("ti,omap2420") || |
| of_machine_is_compatible("ti,omap3")) |
| omap_sdrc_init(NULL, NULL); |
| |
| 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); |
| } |