[mirror_ubuntu-hirsute-kernel.git] / arch / arm / mach-omap2 / pdata-quirks.c

/*
 * Legacy platform_data quirks
 *
 * Copyright (C) 2013 Texas Instruments
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#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/ti_wilink_st.h>
#include <linux/wl12xx.h>
#include <linux/mmc/card.h>
#include <linux/mmc/host.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>

#include <linux/platform_data/pinctrl-single.h>
#include <linux/platform_data/iommu-omap.h>
#include <linux/platform_data/wkup_m3.h>

#include "common.h"
#include "common-board-devices.h"
#include "dss-common.h"
#include "control.h"
#include "omap_device.h"
#include "omap-secure.h"
#include "soc.h"
#include "hsmmc.h"

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;

#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);
}

static struct iommu_platform_data omap3_iommu_pdata = {
	.reset_name = "mmu",
	.assert_reset = omap_device_assert_hardreset,
	.deassert_reset = omap_device_deassert_hardreset,
};

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 struct ti_st_plat_data wilink_pdata = {
	.nshutdown_gpio = 137,
	.dev_name = "/dev/ttyO1",
	.flow_cntrl = 1,
	.baud_rate = 300000,
};

static struct platform_device wl18xx_device = {
	.name	= "kim",
	.id	= -1,
	.dev	= {
		.platform_data = &wilink_pdata,
	}
};

static struct platform_device btwilink_device = {
	.name	= "btwilink",
	.id	= -1,
};

static void __init omap3_igep0020_rev_f_legacy_init(void)
{
	platform_device_register(&wl18xx_device);
	platform_device_register(&btwilink_device);
}

static void __init omap3_igep0030_rev_g_legacy_init(void)
{
	platform_device_register(&wl18xx_device);
	platform_device_register(&btwilink_device);
}

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 struct platform_device omap3_rom_rng_device = {
	.name		= "omap3-rom-rng",
	.id		= -1,
	.dev	= {
		.platform_data	= rx51_secure_rng_call,
	},
};

static void __init nokia_n900_legacy_init(void)
{
	hsmmc2_internal_input_clk();

	if (omap_type() == OMAP2_DEVICE_TYPE_SEC) {
		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");
		}

		pr_info("RX-51: Registring OMAP3 HWRNG device\n");
		platform_device_register(&omap3_rom_rng_device);

	}
}

static void __init omap3_tao3530_legacy_init(void)
{
	hsmmc2_internal_input_clk();
}

/* omap3pandora legacy devices */
#define PANDORA_WIFI_IRQ_GPIO		21
#define PANDORA_WIFI_NRESET_GPIO	23

static struct platform_device pandora_backlight = {
	.name	= "pandora-backlight",
	.id	= -1,
};

static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
};

static struct regulator_init_data pandora_vmmc3 = {
	.constraints = {
		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(pandora_vmmc3_supply),
	.consumer_supplies	= pandora_vmmc3_supply,
};

static struct fixed_voltage_config pandora_vwlan = {
	.supply_name		= "vwlan",
	.microvolts		= 1800000, /* 1.8V */
	.gpio			= PANDORA_WIFI_NRESET_GPIO,
	.startup_delay		= 50000, /* 50ms */
	.enable_high		= 1,
	.init_data		= &pandora_vmmc3,
};

static struct platform_device pandora_vwlan_device = {
	.name		= "reg-fixed-voltage",
	.id		= 1,
	.dev = {
		.platform_data = &pandora_vwlan,
	},
};

static void pandora_wl1251_init_card(struct mmc_card *card)
{
	/*
	 * We have TI wl1251 attached to MMC3. Pass this information to
	 * SDIO core because it can't be probed by normal methods.
	 */
	if (card->type == MMC_TYPE_SDIO || card->type == MMC_TYPE_SD_COMBO) {
		card->quirks |= MMC_QUIRK_NONSTD_SDIO;
		card->cccr.wide_bus = 1;
		card->cis.vendor = 0x104c;
		card->cis.device = 0x9066;
		card->cis.blksize = 512;
		card->cis.max_dtr = 24000000;
		card->ocr = 0x80;
	}
}

static struct omap2_hsmmc_info pandora_mmc3[] = {
	{
		.mmc		= 3,
		.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
		.init_card	= pandora_wl1251_init_card,
	},
	{}	/* Terminator */
};

static void __init pandora_wl1251_init(void)
{
	struct wl1251_platform_data pandora_wl1251_pdata;
	int ret;

	memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));

	pandora_wl1251_pdata.power_gpio = -1;

	ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
	if (ret < 0)
		goto fail;

	pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
	if (pandora_wl1251_pdata.irq < 0)
		goto fail_irq;

	pandora_wl1251_pdata.use_eeprom = true;
	ret = wl1251_set_platform_data(&pandora_wl1251_pdata);
	if (ret < 0)
		goto fail_irq;

	return;

fail_irq:
	gpio_free(PANDORA_WIFI_IRQ_GPIO);
fail:
	pr_err("wl1251 board initialisation failed\n");
}

static void __init omap3_pandora_legacy_init(void)
{
	platform_device_register(&pandora_backlight);
	platform_device_register(&pandora_vwlan_device);
	omap_hsmmc_init(pandora_mmc3);
	omap_hsmmc_late_init(pandora_mmc3);
	pandora_wl1251_init();
}
#endif /* CONFIG_ARCH_OMAP3 */

#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
static struct iommu_platform_data omap4_iommu_pdata = {
	.reset_name = "mmu_cache",
	.assert_reset = omap_device_assert_hardreset,
	.deassert_reset = omap_device_deassert_hardreset,
};
#endif

#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

static struct pcs_pdata pcs_pdata;

void omap_pcs_legacy_init(int irq, void (*rearm)(void))
{
	pcs_pdata.irq = irq;
	pcs_pdata.rearm = rearm;
}

/*
 * 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;
}

/*
 * 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 */ },
};

static struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
#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,omap3-padconf", 0x48002030, "48002030.pinmux", &pcs_pdata),
	OF_DEV_AUXDATA("ti,omap3-padconf", 0x480025a0, "480025a0.pinmux", &pcs_pdata),
	OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002a00, "48002a00.pinmux", &pcs_pdata),
	OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu",
		       &omap3_iommu_pdata),
	/* 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),
#endif
#ifdef CONFIG_SOC_AM33XX
	OF_DEV_AUXDATA("ti,am3352-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
		       &wkup_m3_data),
#endif
#ifdef CONFIG_ARCH_OMAP4
	OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a100040, "4a100040.pinmux", &pcs_pdata),
	OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a31e040, "4a31e040.pinmux", &pcs_pdata),
#endif
#ifdef CONFIG_SOC_OMAP5
	OF_DEV_AUXDATA("ti,omap5-padconf", 0x4a002840, "4a002840.pinmux", &pcs_pdata),
	OF_DEV_AUXDATA("ti,omap5-padconf", 0x4ae0c840, "4ae0c840.pinmux", &pcs_pdata),
#endif
#ifdef CONFIG_SOC_DRA7XX
	OF_DEV_AUXDATA("ti,dra7-padconf", 0x4a003400, "4a003400.pinmux", &pcs_pdata),
#endif
#ifdef CONFIG_SOC_AM43XX
	OF_DEV_AUXDATA("ti,am437-padconf", 0x44e10800, "44e10800.pinmux", &pcs_pdata),
	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-iommu", 0x4a066000, "4a066000.mmu",
		       &omap4_iommu_pdata),
	OF_DEV_AUXDATA("ti,omap4-iommu", 0x55082000, "55082000.mmu",
		       &omap4_iommu_pdata),
#endif
	{ /* 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, },
	{ "isee,omap3-igep0020-rev-f", omap3_igep0020_rev_f_legacy_init, },
	{ "isee,omap3-igep0030-rev-g", omap3_igep0030_rev_g_legacy_init, },
	{ "logicpd,dm3730-torpedo-devkit", omap3_gpio126_127_129, },
	{ "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
	{ /* 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();
			break;
		}
		quirks++;
	}
}

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);

	pdata_quirks_check(auxdata_quirks);
	of_platform_populate(NULL, omap_dt_match_table,
			     omap_auxdata_lookup, NULL);
	pdata_quirks_check(pdata_quirks);
}
Commit	Line	Data
6a08e1e6 TL	1	/*
	2	* Legacy platform_data quirks
	3	*
	4	* Copyright (C) 2013 Texas Instruments
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License version 2 as
	8	* published by the Free Software Foundation.
	9	*/
	10	#include <linux/clk.h>
71900314	11	#include <linux/davinci_emac.h>
5f0a2c69	12	#include <linux/gpio.h>
6a08e1e6 TL	13	#include <linux/init.h>
6a08e1e6 TL	14	#include <linux/kernel.h>
8651bd8c	15	#include <linux/of_platform.h>
d565b5f4	16	#include <linux/ti_wilink_st.h>
f9d50fef GI	17	#include <linux/wl12xx.h>
	18	#include <linux/mmc/card.h>
	19	#include <linux/mmc/host.h>
	20	#include <linux/regulator/machine.h>
	21	#include <linux/regulator/fixed.h>
6a08e1e6	22
30a69ef7	23	#include <linux/platform_data/pinctrl-single.h>
910f1678	24	#include <linux/platform_data/iommu-omap.h>
6da74c54	25	#include <linux/platform_data/wkup_m3.h>
30a69ef7	26
6a08e1e6 TL	27	#include "common.h"
	28	#include "common-board-devices.h"
	29	#include "dss-common.h"
faf4bd47	30	#include "control.h"
910f1678	31	#include "omap_device.h"
deff82e6 SR	32	#include "omap-secure.h"
deff82e6 SR	33	#include "soc.h"
f9d50fef	34	#include "hsmmc.h"
6a08e1e6 TL	35
	36	struct pdata_init {
	37	const char *compatible;
	38	void (*fn)(void);
	39	};
	40
f734a9b3	41	static struct of_dev_auxdata omap_auxdata_lookup[];
dad12d11	42	static struct twl4030_gpio_platform_data twl_gpio_auxdata;
fa590c92	43
fa590c92 TL	44	#ifdef CONFIG_MACH_NOKIA_N8X0
	45	static void __init omap2420_n8x0_legacy_init(void)
	46	{
	47	omap_auxdata_lookup[0].platform_data = n8x0_legacy_init();
	48	}
	49	#else
	50	#define omap2420_n8x0_legacy_init NULL
	51	#endif
	52
faf4bd47	53	#ifdef CONFIG_ARCH_OMAP3
b96b332f TL	54	/*
	55	* Configures GPIOs 126, 127 and 129 to 1.8V mode instead of 3.0V
	56	* mode for MMC1 in case bootloader did not configure things.
	57	* Note that if the pins are used for MMC1, pbias-regulator
	58	* manages the IO voltage.
	59	*/
	60	static void __init omap3_gpio126_127_129(void)
	61	{
	62	u32 reg;
	63
	64	reg = omap_ctrl_readl(OMAP343X_CONTROL_PBIAS_LITE);
	65	reg &= ~OMAP343X_PBIASLITEVMODE1;
	66	reg \|= OMAP343X_PBIASLITEPWRDNZ1;
	67	omap_ctrl_writel(reg, OMAP343X_CONTROL_PBIAS_LITE);
	68	if (cpu_is_omap3630()) {
	69	reg = omap_ctrl_readl(OMAP34XX_CONTROL_WKUP_CTRL);
	70	reg \|= OMAP36XX_GPIO_IO_PWRDNZ;
	71	omap_ctrl_writel(reg, OMAP34XX_CONTROL_WKUP_CTRL);
	72	}
	73	}
	74
faf4bd47 AK	75	static void __init hsmmc2_internal_input_clk(void)
	76	{
	77	u32 reg;
	78
	79	reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1);
	80	reg \|= OMAP2_MMCSDIO2ADPCLKISEL;
	81	omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1);
	82	}
15c9887e	83
910f1678 SA	84	static struct iommu_platform_data omap3_iommu_pdata = {
	85	.reset_name = "mmu",
	86	.assert_reset = omap_device_assert_hardreset,
	87	.deassert_reset = omap_device_deassert_hardreset,
	88	};
	89
0f0cfc69 TL	90	static int omap3_sbc_t3730_twl_callback(struct device *dev,
	91	unsigned gpio,
	92	unsigned ngpio)
	93	{
	94	int res;
	95
	96	res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
d234e423	97	"wlan pwr");
0f0cfc69 TL	98	if (res)
	99	return res;
	100
	101	gpio_export(gpio, 0);
	102
	103	return 0;
	104	}
	105
b62d91e5 DL	106	static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name)
	107	{
	108	int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name);
	109
	110	if (err) {
	111	pr_err("SBC-T3x: %s reset gpio request failed: %d\n",
	112	hub_name, err);
	113	return;
	114	}
	115
	116	gpio_export(gpio, 0);
	117
	118	udelay(10);
	119	gpio_set_value(gpio, 1);
	120	msleep(1);
	121	}
	122
0f0cfc69 TL	123	static void __init omap3_sbc_t3730_twl_init(void)
	124	{
	125	twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback;
	126	}
	127
	128	static void __init omap3_sbc_t3730_legacy_init(void)
	129	{
b62d91e5	130	omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
0f0cfc69 TL	131	}
0f0cfc69 TL	132
40ecc02e DL	133	static void __init omap3_sbc_t3530_legacy_init(void)
40ecc02e DL	134	{
b62d91e5	135	omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
40ecc02e DL	136	}
40ecc02e DL	137
f734a9b3	138	static struct ti_st_plat_data wilink_pdata = {
d565b5f4 EBS	139	.nshutdown_gpio = 137,
	140	.dev_name = "/dev/ttyO1",
	141	.flow_cntrl = 1,
	142	.baud_rate = 300000,
	143	};
	144
	145	static struct platform_device wl18xx_device = {
	146	.name = "kim",
	147	.id = -1,
	148	.dev = {
	149	.platform_data = &wilink_pdata,
	150	}
	151	};
	152
	153	static struct platform_device btwilink_device = {
	154	.name = "btwilink",
	155	.id = -1,
	156	};
	157
	158	static void __init omap3_igep0020_rev_f_legacy_init(void)
	159	{
d565b5f4 EBS	160	platform_device_register(&wl18xx_device);
	161	platform_device_register(&btwilink_device);
	162	}
	163
	164	static void __init omap3_igep0030_rev_g_legacy_init(void)
15c9887e	165	{
d565b5f4 EBS	166	platform_device_register(&wl18xx_device);
d565b5f4 EBS	167	platform_device_register(&btwilink_device);
15c9887e	168	}
79b39f79 TL	169
	170	static void __init omap3_evm_legacy_init(void)
	171	{
5b7610f2	172	hsmmc2_internal_input_clk();
79b39f79	173	}
71900314 TL	174
	175	static void am35xx_enable_emac_int(void)
	176	{
	177	u32 v;
	178
	179	v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	180	v \|= (AM35XX_CPGMAC_C0_RX_PULSE_CLR \| AM35XX_CPGMAC_C0_TX_PULSE_CLR \|
	181	AM35XX_CPGMAC_C0_MISC_PULSE_CLR \| AM35XX_CPGMAC_C0_RX_THRESH_CLR);
	182	omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
	183	omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */
	184	}
	185
	186	static void am35xx_disable_emac_int(void)
	187	{
	188	u32 v;
	189
	190	v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	191	v \|= (AM35XX_CPGMAC_C0_RX_PULSE_CLR \| AM35XX_CPGMAC_C0_TX_PULSE_CLR);
	192	omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
	193	omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */
	194	}
	195
	196	static struct emac_platform_data am35xx_emac_pdata = {
	197	.interrupt_enable = am35xx_enable_emac_int,
	198	.interrupt_disable = am35xx_disable_emac_int,
	199	};
	200
fb45105a	201	static void __init am35xx_emac_reset(void)
71900314 TL	202	{
	203	u32 v;
	204
	205	v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
	206	v &= ~AM35XX_CPGMACSS_SW_RST;
	207	omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET);
	208	omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */
	209	}
deff82e6	210
fb45105a DL	211	static struct gpio cm_t3517_wlan_gpios[] __initdata = {
	212	{ 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" },
	213	{ 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" },
	214	};
	215
	216	static void __init omap3_sbc_t3517_wifi_init(void)
	217	{
	218	int err = gpio_request_array(cm_t3517_wlan_gpios,
	219	ARRAY_SIZE(cm_t3517_wlan_gpios));
	220	if (err) {
	221	pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err);
	222	return;
	223	}
	224
	225	gpio_export(cm_t3517_wlan_gpios[0].gpio, 0);
	226	gpio_export(cm_t3517_wlan_gpios[1].gpio, 0);
	227
	228	msleep(100);
	229	gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0);
	230	}
	231
	232	static void __init omap3_sbc_t3517_legacy_init(void)
	233	{
b62d91e5 DL	234	omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub");
b62d91e5 DL	235	omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub");
fb45105a DL	236	am35xx_emac_reset();
	237	hsmmc2_internal_input_clk();
	238	omap3_sbc_t3517_wifi_init();
fb45105a DL	239	}
	240
	241	static void __init am3517_evm_legacy_init(void)
	242	{
	243	am35xx_emac_reset();
	244	}
f83ccb93	245
14c0a5b4 SR	246	static struct platform_device omap3_rom_rng_device = {
	247	.name = "omap3-rom-rng",
	248	.id = -1,
	249	.dev = {
	250	.platform_data = rx51_secure_rng_call,
	251	},
	252	};
	253
deff82e6 SR	254	static void __init nokia_n900_legacy_init(void)
	255	{
	256	hsmmc2_internal_input_clk();
	257
	258	if (omap_type() == OMAP2_DEVICE_TYPE_SEC) {
	259	if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) {
	260	pr_info("RX-51: Enabling ARM errata 430973 workaround\n");
	261	/* set IBE to 1 */
	262	rx51_secure_update_aux_cr(BIT(6), 0);
	263	} else {
3d0cb73e JP	264	pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n");
3d0cb73e JP	265	pr_warn("Thumb binaries may crash randomly without this workaround\n");
deff82e6	266	}
14c0a5b4 SR	267
	268	pr_info("RX-51: Registring OMAP3 HWRNG device\n");
	269	platform_device_register(&omap3_rom_rng_device);
	270
deff82e6 SR	271	}
deff82e6 SR	272	}
63dd5bc0 SR	273
	274	static void __init omap3_tao3530_legacy_init(void)
	275	{
	276	hsmmc2_internal_input_clk();
deff82e6	277	}
fc53e2cc	278
f9d50fef GI	279	/* omap3pandora legacy devices */
	280	#define PANDORA_WIFI_IRQ_GPIO 21
	281	#define PANDORA_WIFI_NRESET_GPIO 23
	282
fc53e2cc GI	283	static struct platform_device pandora_backlight = {
	284	.name = "pandora-backlight",
	285	.id = -1,
	286	};
	287
f9d50fef GI	288	static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
	289	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
	290	};
	291
	292	static struct regulator_init_data pandora_vmmc3 = {
	293	.constraints = {
	294	.valid_ops_mask = REGULATOR_CHANGE_STATUS,
	295	},
	296	.num_consumer_supplies = ARRAY_SIZE(pandora_vmmc3_supply),
	297	.consumer_supplies = pandora_vmmc3_supply,
	298	};
	299
	300	static struct fixed_voltage_config pandora_vwlan = {
	301	.supply_name = "vwlan",
	302	.microvolts = 1800000, /* 1.8V */
	303	.gpio = PANDORA_WIFI_NRESET_GPIO,
	304	.startup_delay = 50000, /* 50ms */
	305	.enable_high = 1,
	306	.init_data = &pandora_vmmc3,
	307	};
	308
	309	static struct platform_device pandora_vwlan_device = {
	310	.name = "reg-fixed-voltage",
	311	.id = 1,
	312	.dev = {
	313	.platform_data = &pandora_vwlan,
	314	},
	315	};
	316
	317	static void pandora_wl1251_init_card(struct mmc_card *card)
	318	{
	319	/*
	320	* We have TI wl1251 attached to MMC3. Pass this information to
	321	* SDIO core because it can't be probed by normal methods.
	322	*/
	323	if (card->type == MMC_TYPE_SDIO \|\| card->type == MMC_TYPE_SD_COMBO) {
	324	card->quirks \|= MMC_QUIRK_NONSTD_SDIO;
	325	card->cccr.wide_bus = 1;
	326	card->cis.vendor = 0x104c;
	327	card->cis.device = 0x9066;
	328	card->cis.blksize = 512;
	329	card->cis.max_dtr = 24000000;
	330	card->ocr = 0x80;
	331	}
	332	}
	333
	334	static struct omap2_hsmmc_info pandora_mmc3[] = {
	335	{
	336	.mmc = 3,
	337	.caps = MMC_CAP_4_BIT_DATA \| MMC_CAP_POWER_OFF_CARD,
	338	.gpio_cd = -EINVAL,
	339	.gpio_wp = -EINVAL,
	340	.init_card = pandora_wl1251_init_card,
	341	},
	342	{} /* Terminator */
	343	};
	344
	345	static void __init pandora_wl1251_init(void)
	346	{
	347	struct wl1251_platform_data pandora_wl1251_pdata;
	348	int ret;
	349
	350	memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
	351
352	pandora_wl1251_pdata.power_gpio = -1;
353
354	ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
355	if (ret < 0)
356	goto fail;
357
358	pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
359	if (pandora_wl1251_pdata.irq < 0)
360	goto fail_irq;
361
362	pandora_wl1251_pdata.use_eeprom = true;
363	ret = wl1251_set_platform_data(&pandora_wl1251_pdata);
364	if (ret < 0)
365	goto fail_irq;
366
367	return;
368
369	fail_irq:
370	gpio_free(PANDORA_WIFI_IRQ_GPIO);
371	fail:
372	pr_err("wl1251 board initialisation failed\n");
373	}
374
fc53e2cc GI	375	static void __init omap3_pandora_legacy_init(void)
	376	{
	377	platform_device_register(&pandora_backlight);
f9d50fef GI	378	platform_device_register(&pandora_vwlan_device);
	379	omap_hsmmc_init(pandora_mmc3);
	380	omap_hsmmc_late_init(pandora_mmc3);
	381	pandora_wl1251_init();
fc53e2cc	382	}
faf4bd47 AK	383	#endif /* CONFIG_ARCH_OMAP3 */
faf4bd47 AK	384
67eb1e6e	385	#if defined(CONFIG_ARCH_OMAP4) \|\| defined(CONFIG_SOC_OMAP5)
910f1678 SA	386	static struct iommu_platform_data omap4_iommu_pdata = {
	387	.reset_name = "mmu_cache",
	388	.assert_reset = omap_device_assert_hardreset,
	389	.deassert_reset = omap_device_deassert_hardreset,
	390	};
3e7a3185 TL	391	#endif
3e7a3185 TL	392
6da74c54 DG	393	#if defined(CONFIG_SOC_AM33XX) \|\| defined(CONFIG_SOC_AM43XX)
	394	static struct wkup_m3_platform_data wkup_m3_data = {
	395	.reset_name = "wkup_m3",
	396	.assert_reset = omap_device_assert_hardreset,
	397	.deassert_reset = omap_device_deassert_hardreset,
	398	};
	399	#endif
	400
3e7a3185 TL	401	#ifdef CONFIG_SOC_OMAP5
	402	static void __init omap5_uevm_legacy_init(void)
	403	{
3e7a3185 TL	404	}
	405	#endif
	406
30a69ef7 TL	407	static struct pcs_pdata pcs_pdata;
	408
	409	void omap_pcs_legacy_init(int irq, void (*rearm)(void))
	410	{
	411	pcs_pdata.irq = irq;
	412	pcs_pdata.rearm = rearm;
	413	}
	414
dad12d11 TL	415	/*
	416	* GPIOs for TWL are initialized by the I2C bus and need custom
	417	* handing until DSS has device tree bindings.
	418	*/
	419	void omap_auxdata_legacy_init(struct device *dev)
	420	{
	421	if (dev->platform_data)
	422	return;
	423
	424	if (strcmp("twl4030-gpio", dev_name(dev)))
	425	return;
	426
	427	dev->platform_data = &twl_gpio_auxdata;
	428	}
	429
036582f7 TL	430	/*
	431	* Few boards still need auxdata populated before we populate
	432	* the dev entries in of_platform_populate().
	433	*/
	434	static struct pdata_init auxdata_quirks[] __initdata = {
fa590c92 TL	435	#ifdef CONFIG_SOC_OMAP2420
	436	{ "nokia,n800", omap2420_n8x0_legacy_init, },
	437	{ "nokia,n810", omap2420_n8x0_legacy_init, },
	438	{ "nokia,n810-wimax", omap2420_n8x0_legacy_init, },
0f0cfc69 TL	439	#endif
	440	#ifdef CONFIG_ARCH_OMAP3
	441	{ "compulab,omap3-sbc-t3730", omap3_sbc_t3730_twl_init, },
fa590c92	442	#endif
036582f7 TL	443	{ /* sentinel */ },
	444	};
	445
f734a9b3	446	static struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
036582f7 TL	447	#ifdef CONFIG_MACH_NOKIA_N8X0
036582f7 TL	448	OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL),
e92ce89c FB	449	OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data),
e92ce89c FB	450	OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data),
036582f7	451	#endif
30a69ef7 TL	452	#ifdef CONFIG_ARCH_OMAP3
30a69ef7 TL	453	OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002030, "48002030.pinmux", &pcs_pdata),
4b416368	454	OF_DEV_AUXDATA("ti,omap3-padconf", 0x480025a0, "480025a0.pinmux", &pcs_pdata),
30a69ef7	455	OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002a00, "48002a00.pinmux", &pcs_pdata),
910f1678 SA	456	OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu",
910f1678 SA	457	&omap3_iommu_pdata),
71900314 TL	458	/* Only on am3517 */
	459	OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL),
	460	OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0",
	461	&am35xx_emac_pdata),
30a69ef7	462	#endif
6da74c54 DG	463	#ifdef CONFIG_SOC_AM33XX
	464	OF_DEV_AUXDATA("ti,am3352-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
	465	&wkup_m3_data),
	466	#endif
30a69ef7 TL	467	#ifdef CONFIG_ARCH_OMAP4
	468	OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a100040, "4a100040.pinmux", &pcs_pdata),
	469	OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a31e040, "4a31e040.pinmux", &pcs_pdata),
67eb1e6e	470	#endif
874fef7d NM	471	#ifdef CONFIG_SOC_OMAP5
	472	OF_DEV_AUXDATA("ti,omap5-padconf", 0x4a002840, "4a002840.pinmux", &pcs_pdata),
	473	OF_DEV_AUXDATA("ti,omap5-padconf", 0x4ae0c840, "4ae0c840.pinmux", &pcs_pdata),
	474	#endif
b0a3d0da NM	475	#ifdef CONFIG_SOC_DRA7XX
	476	OF_DEV_AUXDATA("ti,dra7-padconf", 0x4a003400, "4a003400.pinmux", &pcs_pdata),
	477	#endif
dbbe9770 K	478	#ifdef CONFIG_SOC_AM43XX
dbbe9770 K	479	OF_DEV_AUXDATA("ti,am437-padconf", 0x44e10800, "44e10800.pinmux", &pcs_pdata),
6da74c54 DG	480	OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
6da74c54 DG	481	&wkup_m3_data),
dbbe9770	482	#endif
67eb1e6e	483	#if defined(CONFIG_ARCH_OMAP4) \|\| defined(CONFIG_SOC_OMAP5)
910f1678 SA	484	OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu",
	485	&omap4_iommu_pdata),
	486	OF_DEV_AUXDATA("ti,omap4-iommu", 0x55082000, "55082000.mmu",
	487	&omap4_iommu_pdata),
30a69ef7	488	#endif
8651bd8c TL	489	{ /* sentinel */ },
	490	};
	491
036582f7 TL	492	/*
	493	* Few boards still need to initialize some legacy devices with
	494	* platform data until the drivers support device tree.
	495	*/
6a08e1e6	496	static struct pdata_init pdata_quirks[] __initdata = {
faf4bd47	497	#ifdef CONFIG_ARCH_OMAP3
fb45105a	498	{ "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, },
40ecc02e	499	{ "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, },
0f0cfc69	500	{ "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, },
deff82e6	501	{ "nokia,omap3-n900", nokia_n900_legacy_init, },
faf4bd47 AK	502	{ "nokia,omap3-n9", hsmmc2_internal_input_clk, },
faf4bd47 AK	503	{ "nokia,omap3-n950", hsmmc2_internal_input_clk, },
d565b5f4 EBS	504	{ "isee,omap3-igep0020-rev-f", omap3_igep0020_rev_f_legacy_init, },
d565b5f4 EBS	505	{ "isee,omap3-igep0030-rev-g", omap3_igep0030_rev_g_legacy_init, },
b96b332f	506	{ "logicpd,dm3730-torpedo-devkit", omap3_gpio126_127_129, },
79b39f79	507	{ "ti,omap3-evm-37xx", omap3_evm_legacy_init, },
71900314	508	{ "ti,am3517-evm", am3517_evm_legacy_init, },
63dd5bc0	509	{ "technexion,omap3-tao3530", omap3_tao3530_legacy_init, },
fc53e2cc GI	510	{ "openpandora,omap3-pandora-600mhz", omap3_pandora_legacy_init, },
fc53e2cc GI	511	{ "openpandora,omap3-pandora-1ghz", omap3_pandora_legacy_init, },
faf4bd47	512	#endif
3e7a3185 TL	513	#ifdef CONFIG_SOC_OMAP5
	514	{ "ti,omap5-uevm", omap5_uevm_legacy_init, },
	515	#endif
6a08e1e6 TL	516	{ /* sentinel */ },
	517	};
	518
036582f7	519	static void pdata_quirks_check(struct pdata_init *quirks)
6a08e1e6	520	{
6a08e1e6 TL	521	while (quirks->compatible) {
	522	if (of_machine_is_compatible(quirks->compatible)) {
	523	if (quirks->fn)
	524	quirks->fn();
	525	break;
	526	}
	527	quirks++;
	528	}
	529	}
036582f7	530
31957609	531	void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table)
036582f7	532	{
57df5380 TL	533	/*
	534	* We still need this for omap2420 and omap3 PM to work, others are
	535	* using drivers/misc/sram.c already.
	536	*/
	537	if (of_machine_is_compatible("ti,omap2420") \|\|
	538	of_machine_is_compatible("ti,omap3"))
	539	omap_sdrc_init(NULL, NULL);
	540
036582f7 TL	541	pdata_quirks_check(auxdata_quirks);
	542	of_platform_populate(NULL, omap_dt_match_table,
	543	omap_auxdata_lookup, NULL);
	544	pdata_quirks_check(pdata_quirks);
	545	}