board-da850-evm.c 38.4 KB
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/*
 * TI DA850/OMAP-L138 EVM board
 *
 * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
 *
 * Derived from: arch/arm/mach-davinci/board-da830-evm.c
 * Original Copyrights follow:
 *
 * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
 * the terms of the GNU General Public License version 2. This program
 * is licensed "as is" without any warranty of any kind, whether express
 * or implied.
 */
#include <linux/console.h>
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#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/init.h>
#include <linux/kernel.h>
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#include <linux/i2c.h>
#include <linux/i2c/at24.h>
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#include <linux/i2c/pca953x.h>
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#include <linux/input.h>
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#include <linux/input/tps6507x-ts.h>
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#include <linux/mfd/tps6507x.h>
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#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
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#include <linux/mtd/physmap.h>
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#include <linux/platform_device.h>
#include <linux/platform_data/mtd-davinci.h>
#include <linux/platform_data/mtd-davinci-aemif.h>
#include <linux/platform_data/spi-davinci.h>
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#include <linux/platform_data/uio_pruss.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/tps6507x.h>
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#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
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#include <linux/wl12xx.h>
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#include <mach/cp_intc.h>
#include <mach/da8xx.h>
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#include <mach/mux.h>
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#include <mach/sram.h>
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#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/system_info.h>
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#include <media/tvp514x.h>
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#include <media/adv7343.h>
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#define DA850_EVM_PHY_ID		"davinci_mdio-0:00"
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#define DA850_LCD_PWR_PIN		GPIO_TO_PIN(2, 8)
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#define DA850_LCD_BL_PIN		GPIO_TO_PIN(2, 15)

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#define DA850_MMCSD_CD_PIN		GPIO_TO_PIN(4, 0)
#define DA850_MMCSD_WP_PIN		GPIO_TO_PIN(4, 1)

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#define DA850_WLAN_EN			GPIO_TO_PIN(6, 9)
#define DA850_WLAN_IRQ			GPIO_TO_PIN(6, 10)

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#define DA850_MII_MDIO_CLKEN_PIN	GPIO_TO_PIN(2, 6)

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static struct mtd_partition da850evm_spiflash_part[] = {
	[0] = {
		.name = "UBL",
		.offset = 0,
		.size = SZ_64K,
		.mask_flags = MTD_WRITEABLE,
	},
	[1] = {
		.name = "U-Boot",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_512K,
		.mask_flags = MTD_WRITEABLE,
	},
	[2] = {
		.name = "U-Boot-Env",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_64K,
		.mask_flags = MTD_WRITEABLE,
	},
	[3] = {
		.name = "Kernel",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_2M + SZ_512K,
		.mask_flags = 0,
	},
	[4] = {
		.name = "Filesystem",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_4M,
		.mask_flags = 0,
	},
	[5] = {
		.name = "MAC-Address",
		.offset = SZ_8M - SZ_64K,
		.size = SZ_64K,
		.mask_flags = MTD_WRITEABLE,
	},
};

static struct flash_platform_data da850evm_spiflash_data = {
	.name		= "m25p80",
	.parts		= da850evm_spiflash_part,
	.nr_parts	= ARRAY_SIZE(da850evm_spiflash_part),
	.type		= "m25p64",
};

static struct davinci_spi_config da850evm_spiflash_cfg = {
	.io_type	= SPI_IO_TYPE_DMA,
	.c2tdelay	= 8,
	.t2cdelay	= 8,
};

static struct spi_board_info da850evm_spi_info[] = {
	{
		.modalias		= "m25p80",
		.platform_data		= &da850evm_spiflash_data,
		.controller_data	= &da850evm_spiflash_cfg,
		.mode			= SPI_MODE_0,
		.max_speed_hz		= 30000000,
		.bus_num		= 1,
		.chip_select		= 0,
	},
};

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#ifdef CONFIG_MTD
static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
{
	char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
	size_t retlen;

	if (!strcmp(mtd->name, "MAC-Address")) {
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		mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
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		if (retlen == ETH_ALEN)
			pr_info("Read MAC addr from SPI Flash: %pM\n",
				mac_addr);
	}
}

static struct mtd_notifier da850evm_spi_notifier = {
	.add	= da850_evm_m25p80_notify_add,
};

static void da850_evm_setup_mac_addr(void)
{
	register_mtd_user(&da850evm_spi_notifier);
}
#else
static void da850_evm_setup_mac_addr(void) { }
#endif

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static struct mtd_partition da850_evm_norflash_partition[] = {
	{
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		.name           = "bootloaders + env",
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		.offset         = 0,
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		.size           = SZ_512K,
		.mask_flags     = MTD_WRITEABLE,
	},
	{
		.name           = "kernel",
		.offset         = MTDPART_OFS_APPEND,
		.size           = SZ_2M,
		.mask_flags     = 0,
	},
	{
		.name           = "filesystem",
		.offset         = MTDPART_OFS_APPEND,
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		.size           = MTDPART_SIZ_FULL,
		.mask_flags     = 0,
	},
};

static struct physmap_flash_data da850_evm_norflash_data = {
	.width		= 2,
	.parts		= da850_evm_norflash_partition,
	.nr_parts	= ARRAY_SIZE(da850_evm_norflash_partition),
};

static struct resource da850_evm_norflash_resource[] = {
	{
		.start	= DA8XX_AEMIF_CS2_BASE,
		.end	= DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
		.flags	= IORESOURCE_MEM,
	},
};

static struct platform_device da850_evm_norflash_device = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
		.platform_data  = &da850_evm_norflash_data,
	},
	.num_resources	= 1,
	.resource	= da850_evm_norflash_resource,
};

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static struct davinci_pm_config da850_pm_pdata = {
	.sleepcount = 128,
};

static struct platform_device da850_pm_device = {
	.name           = "pm-davinci",
	.dev = {
		.platform_data	= &da850_pm_pdata,
	},
	.id             = -1,
};

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/* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 * (128K blocks). It may be used instead of the (default) SPI flash
 * to boot, using TI's tools to install the secondary boot loader
 * (UBL) and U-Boot.
 */
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static struct mtd_partition da850_evm_nandflash_partition[] = {
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	{
		.name		= "u-boot env",
		.offset		= 0,
		.size		= SZ_128K,
		.mask_flags	= MTD_WRITEABLE,
	 },
	{
		.name		= "UBL",
		.offset		= MTDPART_OFS_APPEND,
		.size		= SZ_128K,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "u-boot",
		.offset		= MTDPART_OFS_APPEND,
		.size		= 4 * SZ_128K,
		.mask_flags	= MTD_WRITEABLE,
	},
	{
		.name		= "kernel",
		.offset		= 0x200000,
		.size		= SZ_2M,
		.mask_flags	= 0,
	},
	{
		.name		= "filesystem",
		.offset		= MTDPART_OFS_APPEND,
		.size		= MTDPART_SIZ_FULL,
		.mask_flags	= 0,
	},
};

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static struct davinci_aemif_timing da850_evm_nandflash_timing = {
	.wsetup		= 24,
	.wstrobe	= 21,
	.whold		= 14,
	.rsetup		= 19,
	.rstrobe	= 50,
	.rhold		= 0,
	.ta		= 20,
};

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static struct davinci_nand_pdata da850_evm_nandflash_data = {
	.parts		= da850_evm_nandflash_partition,
	.nr_parts	= ARRAY_SIZE(da850_evm_nandflash_partition),
	.ecc_mode	= NAND_ECC_HW,
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	.ecc_bits	= 4,
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	.bbt_options	= NAND_BBT_USE_FLASH,
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	.timing		= &da850_evm_nandflash_timing,
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};

static struct resource da850_evm_nandflash_resource[] = {
	{
		.start	= DA8XX_AEMIF_CS3_BASE,
		.end	= DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= DA8XX_AEMIF_CTL_BASE,
		.end	= DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
		.flags	= IORESOURCE_MEM,
	},
};

static struct platform_device da850_evm_nandflash_device = {
	.name		= "davinci_nand",
	.id		= 1,
	.dev		= {
		.platform_data	= &da850_evm_nandflash_data,
	},
	.num_resources	= ARRAY_SIZE(da850_evm_nandflash_resource),
	.resource	= da850_evm_nandflash_resource,
};

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static struct platform_device *da850_evm_devices[] = {
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	&da850_evm_nandflash_device,
	&da850_evm_norflash_device,
};

#define DA8XX_AEMIF_CE2CFG_OFFSET	0x10
#define DA8XX_AEMIF_ASIZE_16BIT		0x1

static void __init da850_evm_init_nor(void)
{
	void __iomem *aemif_addr;

	aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);

	/* Configure data bus width of CS2 to 16 bit */
	writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
		DA8XX_AEMIF_ASIZE_16BIT,
		aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);

	iounmap(aemif_addr);
}

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static const short da850_evm_nand_pins[] = {
	DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
	DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
	DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
	DA850_NEMA_WE, DA850_NEMA_OE,
	-1
};

static const short da850_evm_nor_pins[] = {
	DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
	DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
	DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
	DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
	DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
	DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
	DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
	DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
	DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
	DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
	DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
	DA850_EMA_A_22, DA850_EMA_A_23,
	-1
};

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#define HAS_MMC		IS_ENABLED(CONFIG_MMC_DAVINCI)
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static inline void da850_evm_setup_nor_nand(void)
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{
	int ret = 0;

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	if (!HAS_MMC) {
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		ret = davinci_cfg_reg_list(da850_evm_nand_pins);
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		if (ret)
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			pr_warn("%s: NAND mux setup failed: %d\n",
				__func__, ret);
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		ret = davinci_cfg_reg_list(da850_evm_nor_pins);
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		if (ret)
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			pr_warn("%s: NOR mux setup failed: %d\n",
				__func__, ret);
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		da850_evm_init_nor();

		platform_add_devices(da850_evm_devices,
					ARRAY_SIZE(da850_evm_devices));
	}
}
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#ifdef CONFIG_DA850_UI_RMII
static inline void da850_evm_setup_emac_rmii(int rmii_sel)
{
	struct davinci_soc_info *soc_info = &davinci_soc_info;

	soc_info->emac_pdata->rmii_en = 1;
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	gpio_set_value_cansleep(rmii_sel, 0);
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}
#else
static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
#endif

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#define DA850_KEYS_DEBOUNCE_MS	10
/*
 * At 200ms polling interval it is possible to miss an
 * event by tapping very lightly on the push button but most
 * pushes do result in an event; longer intervals require the
 * user to hold the button whereas shorter intervals require
 * more CPU time for polling.
 */
#define DA850_GPIO_KEYS_POLL_MS	200

enum da850_evm_ui_exp_pins {
	DA850_EVM_UI_EXP_SEL_C = 5,
	DA850_EVM_UI_EXP_SEL_B,
	DA850_EVM_UI_EXP_SEL_A,
	DA850_EVM_UI_EXP_PB8,
	DA850_EVM_UI_EXP_PB7,
	DA850_EVM_UI_EXP_PB6,
	DA850_EVM_UI_EXP_PB5,
	DA850_EVM_UI_EXP_PB4,
	DA850_EVM_UI_EXP_PB3,
	DA850_EVM_UI_EXP_PB2,
	DA850_EVM_UI_EXP_PB1,
};

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static const char * const da850_evm_ui_exp[] = {
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	[DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
	[DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
	[DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
	[DA850_EVM_UI_EXP_PB8]          = "pb8",
	[DA850_EVM_UI_EXP_PB7]          = "pb7",
	[DA850_EVM_UI_EXP_PB6]          = "pb6",
	[DA850_EVM_UI_EXP_PB5]          = "pb5",
	[DA850_EVM_UI_EXP_PB4]          = "pb4",
	[DA850_EVM_UI_EXP_PB3]          = "pb3",
	[DA850_EVM_UI_EXP_PB2]          = "pb2",
	[DA850_EVM_UI_EXP_PB1]          = "pb1",
};

#define DA850_N_UI_PB		8

static struct gpio_keys_button da850_evm_ui_keys[] = {
	[0 ... DA850_N_UI_PB - 1] = {
		.type			= EV_KEY,
		.active_low		= 1,
		.wakeup			= 0,
		.debounce_interval	= DA850_KEYS_DEBOUNCE_MS,
		.code			= -1, /* assigned at runtime */
		.gpio			= -1, /* assigned at runtime */
		.desc			= NULL, /* assigned at runtime */
	},
};

static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
	.buttons = da850_evm_ui_keys,
	.nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
	.poll_interval = DA850_GPIO_KEYS_POLL_MS,
};

static struct platform_device da850_evm_ui_keys_device = {
	.name = "gpio-keys-polled",
	.id = 0,
	.dev = {
		.platform_data = &da850_evm_ui_keys_pdata
	},
};

static void da850_evm_ui_keys_init(unsigned gpio)
{
	int i;
	struct gpio_keys_button *button;

	for (i = 0; i < DA850_N_UI_PB; i++) {
		button = &da850_evm_ui_keys[i];
		button->code = KEY_F8 - i;
		button->desc = (char *)
				da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
		button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
	}
}

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#ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
static inline void da850_evm_setup_video_port(int video_sel)
{
	gpio_set_value_cansleep(video_sel, 0);
}
#else
static inline void da850_evm_setup_video_port(int video_sel) { }
#endif

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static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
						unsigned ngpio, void *c)
{
	int sel_a, sel_b, sel_c, ret;

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	sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
	sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
	sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
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	ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
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	if (ret) {
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		pr_warn("Cannot open UI expander pin %d\n", sel_a);
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		goto exp_setup_sela_fail;
	}

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	ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
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	if (ret) {
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		pr_warn("Cannot open UI expander pin %d\n", sel_b);
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		goto exp_setup_selb_fail;
	}

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	ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
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	if (ret) {
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		pr_warn("Cannot open UI expander pin %d\n", sel_c);
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		goto exp_setup_selc_fail;
	}

	/* deselect all functionalities */
	gpio_direction_output(sel_a, 1);
	gpio_direction_output(sel_b, 1);
	gpio_direction_output(sel_c, 1);

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	da850_evm_ui_keys_init(gpio);
	ret = platform_device_register(&da850_evm_ui_keys_device);
	if (ret) {
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		pr_warn("Could not register UI GPIO expander push-buttons");
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		goto exp_setup_keys_fail;
	}

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	pr_info("DA850/OMAP-L138 EVM UI card detected\n");

	da850_evm_setup_nor_nand();

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	da850_evm_setup_emac_rmii(sel_a);
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	da850_evm_setup_video_port(sel_c);

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	return 0;

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exp_setup_keys_fail:
	gpio_free(sel_c);
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exp_setup_selc_fail:
	gpio_free(sel_b);
exp_setup_selb_fail:
	gpio_free(sel_a);
exp_setup_sela_fail:
	return ret;
}

static int da850_evm_ui_expander_teardown(struct i2c_client *client,
					unsigned gpio, unsigned ngpio, void *c)
{
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	platform_device_unregister(&da850_evm_ui_keys_device);

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	/* deselect all functionalities */
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	gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
	gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
	gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
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	gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
	gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
	gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
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	return 0;
}

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/* assign the baseboard expander's GPIOs after the UI board's */
#define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
#define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)

enum da850_evm_bb_exp_pins {
	DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
	DA850_EVM_BB_EXP_SW_RST,
	DA850_EVM_BB_EXP_TP_23,
	DA850_EVM_BB_EXP_TP_22,
	DA850_EVM_BB_EXP_TP_21,
	DA850_EVM_BB_EXP_USER_PB1,
	DA850_EVM_BB_EXP_USER_LED2,
	DA850_EVM_BB_EXP_USER_LED1,
	DA850_EVM_BB_EXP_USER_SW1,
	DA850_EVM_BB_EXP_USER_SW2,
	DA850_EVM_BB_EXP_USER_SW3,
	DA850_EVM_BB_EXP_USER_SW4,
	DA850_EVM_BB_EXP_USER_SW5,
	DA850_EVM_BB_EXP_USER_SW6,
	DA850_EVM_BB_EXP_USER_SW7,
	DA850_EVM_BB_EXP_USER_SW8
};

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static const char * const da850_evm_bb_exp[] = {
564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687
	[DA850_EVM_BB_EXP_DEEP_SLEEP_EN]	= "deep_sleep_en",
	[DA850_EVM_BB_EXP_SW_RST]		= "sw_rst",
	[DA850_EVM_BB_EXP_TP_23]		= "tp_23",
	[DA850_EVM_BB_EXP_TP_22]		= "tp_22",
	[DA850_EVM_BB_EXP_TP_21]		= "tp_21",
	[DA850_EVM_BB_EXP_USER_PB1]		= "user_pb1",
	[DA850_EVM_BB_EXP_USER_LED2]		= "user_led2",
	[DA850_EVM_BB_EXP_USER_LED1]		= "user_led1",
	[DA850_EVM_BB_EXP_USER_SW1]		= "user_sw1",
	[DA850_EVM_BB_EXP_USER_SW2]		= "user_sw2",
	[DA850_EVM_BB_EXP_USER_SW3]		= "user_sw3",
	[DA850_EVM_BB_EXP_USER_SW4]		= "user_sw4",
	[DA850_EVM_BB_EXP_USER_SW5]		= "user_sw5",
	[DA850_EVM_BB_EXP_USER_SW6]		= "user_sw6",
	[DA850_EVM_BB_EXP_USER_SW7]		= "user_sw7",
	[DA850_EVM_BB_EXP_USER_SW8]		= "user_sw8",
};

#define DA850_N_BB_USER_SW	8

static struct gpio_keys_button da850_evm_bb_keys[] = {
	[0] = {
		.type			= EV_KEY,
		.active_low		= 1,
		.wakeup			= 0,
		.debounce_interval	= DA850_KEYS_DEBOUNCE_MS,
		.code			= KEY_PROG1,
		.desc			= NULL, /* assigned at runtime */
		.gpio			= -1, /* assigned at runtime */
	},
	[1 ... DA850_N_BB_USER_SW] = {
		.type			= EV_SW,
		.active_low		= 1,
		.wakeup			= 0,
		.debounce_interval	= DA850_KEYS_DEBOUNCE_MS,
		.code			= -1, /* assigned at runtime */
		.desc			= NULL, /* assigned at runtime */
		.gpio			= -1, /* assigned at runtime */
	},
};

static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
	.buttons = da850_evm_bb_keys,
	.nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
	.poll_interval = DA850_GPIO_KEYS_POLL_MS,
};

static struct platform_device da850_evm_bb_keys_device = {
	.name = "gpio-keys-polled",
	.id = 1,
	.dev = {
		.platform_data = &da850_evm_bb_keys_pdata
	},
};

static void da850_evm_bb_keys_init(unsigned gpio)
{
	int i;
	struct gpio_keys_button *button;

	button = &da850_evm_bb_keys[0];
	button->desc = (char *)
		da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
	button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;

	for (i = 0; i < DA850_N_BB_USER_SW; i++) {
		button = &da850_evm_bb_keys[i + 1];
		button->code = SW_LID + i;
		button->desc = (char *)
				da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
		button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
	}
}

#define DA850_N_BB_USER_LED	2

static struct gpio_led da850_evm_bb_leds[] = {
	[0 ... DA850_N_BB_USER_LED - 1] = {
		.active_low = 1,
		.gpio = -1, /* assigned at runtime */
		.name = NULL, /* assigned at runtime */
	},
};

static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
	.leds = da850_evm_bb_leds,
	.num_leds = ARRAY_SIZE(da850_evm_bb_leds),
};

static struct platform_device da850_evm_bb_leds_device = {
	.name		= "leds-gpio",
	.id		= -1,
	.dev = {
		.platform_data = &da850_evm_bb_leds_pdata
	}
};

static void da850_evm_bb_leds_init(unsigned gpio)
{
	int i;
	struct gpio_led *led;

	for (i = 0; i < DA850_N_BB_USER_LED; i++) {
		led = &da850_evm_bb_leds[i];

		led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
		led->name =
			da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
	}
}

static int da850_evm_bb_expander_setup(struct i2c_client *client,
						unsigned gpio, unsigned ngpio,
						void *c)
{
	int ret;

	/*
	 * Register the switches and pushbutton on the baseboard as a gpio-keys
	 * device.
	 */
	da850_evm_bb_keys_init(gpio);
	ret = platform_device_register(&da850_evm_bb_keys_device);
	if (ret) {
688
		pr_warn("Could not register baseboard GPIO expander keys");
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		goto io_exp_setup_sw_fail;
	}

	da850_evm_bb_leds_init(gpio);
	ret = platform_device_register(&da850_evm_bb_leds_device);
	if (ret) {
695
		pr_warn("Could not register baseboard GPIO expander LEDs");
696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715
		goto io_exp_setup_leds_fail;
	}

	return 0;

io_exp_setup_leds_fail:
	platform_device_unregister(&da850_evm_bb_keys_device);
io_exp_setup_sw_fail:
	return ret;
}

static int da850_evm_bb_expander_teardown(struct i2c_client *client,
					unsigned gpio, unsigned ngpio, void *c)
{
	platform_device_unregister(&da850_evm_bb_leds_device);
	platform_device_unregister(&da850_evm_bb_keys_device);

	return 0;
}

716 717 718 719
static struct pca953x_platform_data da850_evm_ui_expander_info = {
	.gpio_base	= DAVINCI_N_GPIO,
	.setup		= da850_evm_ui_expander_setup,
	.teardown	= da850_evm_ui_expander_teardown,
720
	.names		= da850_evm_ui_exp,
721 722
};

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static struct pca953x_platform_data da850_evm_bb_expander_info = {
	.gpio_base	= DA850_BB_EXPANDER_GPIO_BASE,
	.setup		= da850_evm_bb_expander_setup,
	.teardown	= da850_evm_bb_expander_teardown,
	.names		= da850_evm_bb_exp,
};

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static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
	{
		I2C_BOARD_INFO("tlv320aic3x", 0x18),
733 734 735 736 737
	},
	{
		I2C_BOARD_INFO("tca6416", 0x20),
		.platform_data = &da850_evm_ui_expander_info,
	},
738 739 740 741
	{
		I2C_BOARD_INFO("tca6416", 0x21),
		.platform_data = &da850_evm_bb_expander_info,
	},
742 743
};

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static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
	.bus_freq	= 100,	/* kHz */
	.bus_delay	= 0,	/* usec */
};

static struct davinci_uart_config da850_evm_uart_config __initdata = {
	.enabled_uarts = 0x7,
};

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/* davinci da850 evm audio machine driver */
static u8 da850_iis_serializer_direction[] = {
	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,
	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,
	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	TX_MODE,
	RX_MODE,	INACTIVE_MODE,	INACTIVE_MODE,	INACTIVE_MODE,
};

static struct snd_platform_data da850_evm_snd_data = {
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	.tx_dma_offset		= 0x2000,
	.rx_dma_offset		= 0x2000,
	.op_mode		= DAVINCI_MCASP_IIS_MODE,
	.num_serializer		= ARRAY_SIZE(da850_iis_serializer_direction),
	.tdm_slots		= 2,
	.serial_dir		= da850_iis_serializer_direction,
	.asp_chan_q		= EVENTQ_0,
	.ram_chan_q		= EVENTQ_1,
	.version		= MCASP_VERSION_2,
	.txnumevt		= 1,
	.rxnumevt		= 1,
	.sram_size_playback	= SZ_8K,
	.sram_size_capture	= SZ_8K,
775 776
};

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static const short da850_evm_mcasp_pins[] __initconst = {
	DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
	DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
	DA850_AXR_11, DA850_AXR_12,
	-1
};

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static int da850_evm_mmc_get_ro(int index)
{
	return gpio_get_value(DA850_MMCSD_WP_PIN);
}

static int da850_evm_mmc_get_cd(int index)
{
	return !gpio_get_value(DA850_MMCSD_CD_PIN);
}

static struct davinci_mmc_config da850_mmc_config = {
	.get_ro		= da850_evm_mmc_get_ro,
	.get_cd		= da850_evm_mmc_get_cd,
	.wires		= 4,
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	.max_freq	= 50000000,
	.caps		= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
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};

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static const short da850_evm_mmcsd0_pins[] __initconst = {
	DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
	DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
	DA850_GPIO4_0, DA850_GPIO4_1,
	-1
};

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static void da850_panel_power_ctrl(int val)
{
	/* lcd backlight */
	gpio_set_value(DA850_LCD_BL_PIN, val);

	/* lcd power */
	gpio_set_value(DA850_LCD_PWR_PIN, val);
}

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static int da850_lcd_hw_init(void)
{
	int status;

	status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
	if (status < 0)
		return status;

	status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
	if (status < 0) {
		gpio_free(DA850_LCD_BL_PIN);
		return status;
	}

	gpio_direction_output(DA850_LCD_BL_PIN, 0);
	gpio_direction_output(DA850_LCD_PWR_PIN, 0);

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	/* Switch off panel power and backlight */
	da850_panel_power_ctrl(0);
837

838 839
	/* Switch on panel power and backlight */
	da850_panel_power_ctrl(1);
840 841 842

	return 0;
}
843

844 845 846
/* TPS65070 voltage regulator support */

/* 3.3V */
847
static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
848 849 850 851 852 853 854 855 856
	{
		.supply = "usb0_vdda33",
	},
	{
		.supply = "usb1_vdda33",
	},
};

/* 3.3V or 1.8V */
857
static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
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	{
		.supply = "dvdd3318_a",
	},
	{
		.supply = "dvdd3318_b",
	},
	{
		.supply = "dvdd3318_c",
	},
};

/* 1.2V */
870
static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
871 872 873 874 875 876
	{
		.supply = "cvdd",
	},
};

/* 1.8V LDO */
877
static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
878 879 880 881 882 883 884 885 886 887 888 889 890 891 892
	{
		.supply = "sata_vddr",
	},
	{
		.supply = "usb0_vdda18",
	},
	{
		.supply = "usb1_vdda18",
	},
	{
		.supply = "ddr_dvdd18",
	},
};

/* 1.2V LDO */
893
static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910
	{
		.supply = "sata_vdd",
	},
	{
		.supply = "pll0_vdda",
	},
	{
		.supply = "pll1_vdda",
	},
	{
		.supply = "usbs_cvdd",
	},
	{
		.supply = "vddarnwa1",
	},
};

911 912 913 914 915
/* We take advantage of the fact that both defdcdc{2,3} are tied high */
static struct tps6507x_reg_platform_data tps6507x_platform_data = {
	.defdcdc_default = true,
};

916
static struct regulator_init_data tps65070_regulator_data[] = {
917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940
	/* dcdc1 */
	{
		.constraints = {
			.min_uV = 3150000,
			.max_uV = 3450000,
			.valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
				REGULATOR_CHANGE_STATUS),
			.boot_on = 1,
		},
		.num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
		.consumer_supplies = tps65070_dcdc1_consumers,
	},

	/* dcdc2 */
	{
		.constraints = {
			.min_uV = 1710000,
			.max_uV = 3450000,
			.valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
				REGULATOR_CHANGE_STATUS),
			.boot_on = 1,
		},
		.num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
		.consumer_supplies = tps65070_dcdc2_consumers,
941
		.driver_data = &tps6507x_platform_data,
942 943 944 945 946 947
	},

	/* dcdc3 */
	{
		.constraints = {
			.min_uV = 950000,
948
			.max_uV = 1350000,
949 950 951 952 953 954
			.valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
				REGULATOR_CHANGE_STATUS),
			.boot_on = 1,
		},
		.num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
		.consumer_supplies = tps65070_dcdc3_consumers,
955
		.driver_data = &tps6507x_platform_data,
956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984
	},

	/* ldo1 */
	{
		.constraints = {
			.min_uV = 1710000,
			.max_uV = 1890000,
			.valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
				REGULATOR_CHANGE_STATUS),
			.boot_on = 1,
		},
		.num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
		.consumer_supplies = tps65070_ldo1_consumers,
	},

	/* ldo2 */
	{
		.constraints = {
			.min_uV = 1140000,
			.max_uV = 1320000,
			.valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
				REGULATOR_CHANGE_STATUS),
			.boot_on = 1,
		},
		.num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
		.consumer_supplies = tps65070_ldo2_consumers,
	},
};

985 986 987 988 989 990 991 992
static struct touchscreen_init_data tps6507x_touchscreen_data = {
	.poll_period =  30,	/* ms between touch samples */
	.min_pressure = 0x30,	/* minimum pressure to trigger touch */
	.vendor = 0,		/* /sys/class/input/input?/id/vendor */
	.product = 65070,	/* /sys/class/input/input?/id/product */
	.version = 0x100,	/* /sys/class/input/input?/id/version */
};

993 994
static struct tps6507x_board tps_board = {
	.tps6507x_pmic_init_data = &tps65070_regulator_data[0],
995
	.tps6507x_ts_init_data = &tps6507x_touchscreen_data,
996 997
};

998
static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
999 1000
	{
		I2C_BOARD_INFO("tps6507x", 0x48),
1001
		.platform_data = &tps_board,
1002 1003 1004 1005 1006
	},
};

static int __init pmic_tps65070_init(void)
{
1007 1008
	return i2c_register_board_info(1, da850_evm_tps65070_info,
					ARRAY_SIZE(da850_evm_tps65070_info));
1009 1010
}

1011 1012 1013 1014 1015
static const short da850_evm_lcdc_pins[] = {
	DA850_GPIO2_8, DA850_GPIO2_15,
	-1
};

1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032
static const short da850_evm_mii_pins[] = {
	DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
	DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
	DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
	DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
	DA850_MDIO_D,
	-1
};

static const short da850_evm_rmii_pins[] = {
	DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
	DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
	DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
	DA850_MDIO_D,
	-1
};

1033
static int __init da850_evm_config_emac(void)
1034 1035 1036 1037
{
	void __iomem *cfg_chip3_base;
	int ret;
	u32 val;
1038 1039 1040 1041 1042
	struct davinci_soc_info *soc_info = &davinci_soc_info;
	u8 rmii_en = soc_info->emac_pdata->rmii_en;

	if (!machine_is_davinci_da850_evm())
		return 0;
1043

1044
	cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1045 1046

	val = __raw_readl(cfg_chip3_base);
1047 1048

	if (rmii_en) {
1049
		val |= BIT(8);
1050
		ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1051 1052 1053
		pr_info("EMAC: RMII PHY configured, MII PHY will not be"
							" functional\n");
	} else {
1054
		val &= ~BIT(8);
1055
		ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1056 1057 1058 1059
		pr_info("EMAC: MII PHY configured, RMII PHY will not be"
							" functional\n");
	}

1060
	if (ret)
1061 1062
		pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
			__func__, ret);
1063

1064 1065 1066
	/* configure the CFGCHIP3 register for RMII or MII */
	__raw_writel(val, cfg_chip3_base);

1067 1068
	ret = davinci_cfg_reg(DA850_GPIO2_6);
	if (ret)
1069
		pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1070 1071 1072

	ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
	if (ret) {
1073
		pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1074 1075 1076
		return ret;
	}

1077 1078
	/* Enable/Disable MII MDIO clock */
	gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1079

1080
	soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1081 1082 1083

	ret = da8xx_register_emac();
	if (ret)
1084
		pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1085

1086 1087
	return 0;
}
1088
device_initcall(da850_evm_config_emac);
1089

1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139
/*
 * The following EDMA channels/slots are not being used by drivers (for
 * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
 * they are being reserved for codecs on the DSP side.
 */
static const s16 da850_dma0_rsv_chans[][2] = {
	/* (offset, number) */
	{ 8,  6},
	{24,  4},
	{30,  2},
	{-1, -1}
};

static const s16 da850_dma0_rsv_slots[][2] = {
	/* (offset, number) */
	{ 8,  6},
	{24,  4},
	{30, 50},
	{-1, -1}
};

static const s16 da850_dma1_rsv_chans[][2] = {
	/* (offset, number) */
	{ 0, 28},
	{30,  2},
	{-1, -1}
};

static const s16 da850_dma1_rsv_slots[][2] = {
	/* (offset, number) */
	{ 0, 28},
	{30, 90},
	{-1, -1}
};

static struct edma_rsv_info da850_edma_cc0_rsv = {
	.rsv_chans	= da850_dma0_rsv_chans,
	.rsv_slots	= da850_dma0_rsv_slots,
};

static struct edma_rsv_info da850_edma_cc1_rsv = {
	.rsv_chans	= da850_dma1_rsv_chans,
	.rsv_slots	= da850_dma1_rsv_slots,
};

static struct edma_rsv_info *da850_edma_rsv[2] = {
	&da850_edma_cc0_rsv,
	&da850_edma_cc1_rsv,
};

1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160
#ifdef CONFIG_CPU_FREQ
static __init int da850_evm_init_cpufreq(void)
{
	switch (system_rev & 0xF) {
	case 3:
		da850_max_speed = 456000;
		break;
	case 2:
		da850_max_speed = 408000;
		break;
	case 1:
		da850_max_speed = 372000;
		break;
	}

	return da850_register_cpufreq("pll0_sysclk3");
}
#else
static __init int da850_evm_init_cpufreq(void) { return 0; }
#endif

1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180
#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)

#define TVP5147_CH0		"tvp514x-0"
#define TVP5147_CH1		"tvp514x-1"

/* VPIF capture configuration */
static struct tvp514x_platform_data tvp5146_pdata = {
		.clk_polarity = 0,
		.hs_polarity  = 1,
		.vs_polarity  = 1,
};

#define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)

static const struct vpif_input da850_ch0_inputs[] = {
	{
		.input = {
			.index = 0,
			.name  = "Composite",
			.type  = V4L2_INPUT_TYPE_CAMERA,
1181
			.capabilities = V4L2_IN_CAP_STD,
1182 1183
			.std   = TVP514X_STD_ALL,
		},
1184 1185
		.input_route = INPUT_CVBS_VI2B,
		.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1186 1187 1188 1189 1190 1191 1192 1193 1194 1195
		.subdev_name = TVP5147_CH0,
	},
};

static const struct vpif_input da850_ch1_inputs[] = {
	{
		.input = {
			.index = 0,
			.name  = "S-Video",
			.type  = V4L2_INPUT_TYPE_CAMERA,
1196
			.capabilities = V4L2_IN_CAP_STD,
1197 1198
			.std   = TVP514X_STD_ALL,
		},
1199 1200
		.input_route = INPUT_SVIDEO_VI2C_VI1C,
		.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227
		.subdev_name = TVP5147_CH1,
	},
};

static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
	{
		.name = TVP5147_CH0,
		.board_info = {
			I2C_BOARD_INFO("tvp5146", 0x5d),
			.platform_data = &tvp5146_pdata,
		},
	},
	{
		.name = TVP5147_CH1,
		.board_info = {
			I2C_BOARD_INFO("tvp5146", 0x5c),
			.platform_data = &tvp5146_pdata,
		},
	},
};

static struct vpif_capture_config da850_vpif_capture_config = {
	.subdev_info = da850_vpif_capture_sdev_info,
	.subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
	.chan_config[0] = {
		.inputs = da850_ch0_inputs,
		.input_count = ARRAY_SIZE(da850_ch0_inputs),
1228 1229 1230 1231 1232 1233
		.vpif_if = {
			.if_type = VPIF_IF_BT656,
			.hd_pol  = 1,
			.vd_pol  = 1,
			.fid_pol = 0,
		},
1234 1235 1236 1237
	},
	.chan_config[1] = {
		.inputs = da850_ch1_inputs,
		.input_count = ARRAY_SIZE(da850_ch1_inputs),
1238 1239 1240 1241 1242 1243
		.vpif_if = {
			.if_type = VPIF_IF_BT656,
			.hd_pol  = 1,
			.vd_pol  = 1,
			.fid_pol = 0,
		},
1244 1245 1246 1247 1248
	},
	.card_name = "DA850/OMAP-L138 Video Capture",
};

/* VPIF display configuration */
1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260

static struct adv7343_platform_data adv7343_pdata = {
	.mode_config = {
		.dac_3 = 1,
		.dac_2 = 1,
		.dac_1 = 1,
	},
	.sd_config = {
		.sd_dac_out1 = 1,
	},
};

1261 1262 1263 1264 1265
static struct vpif_subdev_info da850_vpif_subdev[] = {
	{
		.name = "adv7343",
		.board_info = {
			I2C_BOARD_INFO("adv7343", 0x2a),
1266
			.platform_data = &adv7343_pdata,
1267 1268 1269 1270
		},
	},
};

1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293
static const struct vpif_output da850_ch0_outputs[] = {
	{
		.output = {
			.index = 0,
			.name = "Composite",
			.type = V4L2_OUTPUT_TYPE_ANALOG,
			.capabilities = V4L2_OUT_CAP_STD,
			.std = V4L2_STD_ALL,
		},
		.subdev_name = "adv7343",
		.output_route = ADV7343_COMPOSITE_ID,
	},
	{
		.output = {
			.index = 1,
			.name = "S-Video",
			.type = V4L2_OUTPUT_TYPE_ANALOG,
			.capabilities = V4L2_OUT_CAP_STD,
			.std = V4L2_STD_ALL,
		},
		.subdev_name = "adv7343",
		.output_route = ADV7343_SVIDEO_ID,
	},
1294 1295 1296 1297 1298
};

static struct vpif_display_config da850_vpif_display_config = {
	.subdevinfo   = da850_vpif_subdev,
	.subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1299 1300 1301 1302
	.chan_config[0] = {
		.outputs = da850_ch0_outputs,
		.output_count = ARRAY_SIZE(da850_ch0_outputs),
	},
1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336
	.card_name    = "DA850/OMAP-L138 Video Display",
};

static __init void da850_vpif_init(void)
{
	int ret;

	ret = da850_register_vpif();
	if (ret)
		pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);

	ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
	if (ret)
		pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
			ret);

	ret = da850_register_vpif_capture(&da850_vpif_capture_config);
	if (ret)
		pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);

	ret = davinci_cfg_reg_list(da850_vpif_display_pins);
	if (ret)
		pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
			ret);

	ret = da850_register_vpif_display(&da850_vpif_display_config);
	if (ret)
		pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
}

#else
static __init void da850_vpif_init(void) {}
#endif

1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439
#ifdef CONFIG_DA850_WL12XX

static void wl12xx_set_power(int index, bool power_on)
{
	static bool power_state;

	pr_debug("Powering %s wl12xx", power_on ? "on" : "off");

	if (power_on == power_state)
		return;
	power_state = power_on;

	if (power_on) {
		/* Power up sequence required for wl127x devices */
		gpio_set_value(DA850_WLAN_EN, 1);
		usleep_range(15000, 15000);
		gpio_set_value(DA850_WLAN_EN, 0);
		usleep_range(1000, 1000);
		gpio_set_value(DA850_WLAN_EN, 1);
		msleep(70);
	} else {
		gpio_set_value(DA850_WLAN_EN, 0);
	}
}

static struct davinci_mmc_config da850_wl12xx_mmc_config = {
	.set_power	= wl12xx_set_power,
	.wires		= 4,
	.max_freq	= 25000000,
	.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
			  MMC_CAP_POWER_OFF_CARD,
};

static const short da850_wl12xx_pins[] __initconst = {
	DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
	DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
	DA850_GPIO6_9, DA850_GPIO6_10,
	-1
};

static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
	.irq			= -1,
	.board_ref_clock	= WL12XX_REFCLOCK_38,
	.platform_quirks	= WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
};

static __init int da850_wl12xx_init(void)
{
	int ret;

	ret = davinci_cfg_reg_list(da850_wl12xx_pins);
	if (ret) {
		pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
		goto exit;
	}

	ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
	if (ret) {
		pr_err("wl12xx/mmc registration failed: %d\n", ret);
		goto exit;
	}

	ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
	if (ret) {
		pr_err("Could not request wl12xx enable gpio: %d\n", ret);
		goto exit;
	}

	ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
	if (ret) {
		pr_err("Could not request wl12xx irq gpio: %d\n", ret);
		goto free_wlan_en;
	}

	da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);

	ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
	if (ret) {
		pr_err("Could not set wl12xx data: %d\n", ret);
		goto free_wlan_irq;
	}

	return 0;

free_wlan_irq:
	gpio_free(DA850_WLAN_IRQ);

free_wlan_en:
	gpio_free(DA850_WLAN_EN);

exit:
	return ret;
}

#else /* CONFIG_DA850_WL12XX */

static __init int da850_wl12xx_init(void)
{
	return 0;
}

#endif /* CONFIG_DA850_WL12XX */

1440 1441
#define DA850EVM_SATA_REFCLKPN_RATE	(100 * 1000 * 1000)

1442 1443 1444 1445
static __init void da850_evm_init(void)
{
	int ret;

1446 1447
	ret = pmic_tps65070_init();
	if (ret)
1448
		pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1449

1450
	ret = da850_register_edma(da850_edma_rsv);
1451
	if (ret)
1452
		pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1453

1454
	ret = davinci_cfg_reg_list(da850_i2c0_pins);
1455
	if (ret)
1456
		pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1457 1458 1459

	ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
	if (ret)
1460
		pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1461

1462

1463 1464
	ret = da8xx_register_watchdog();
	if (ret)
1465 1466
		pr_warn("%s: watchdog registration failed: %d\n",
			__func__, ret);
1467

1468
	if (HAS_MMC) {
1469
		ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1470
		if (ret)
1471 1472
			pr_warn("%s: MMCSD0 mux setup failed: %d\n",
				__func__, ret);
1473 1474 1475

		ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
		if (ret)
1476 1477
			pr_warn("%s: can not open GPIO %d\n",
				__func__, DA850_MMCSD_CD_PIN);
1478 1479 1480 1481
		gpio_direction_input(DA850_MMCSD_CD_PIN);

		ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
		if (ret)
1482 1483
			pr_warn("%s: can not open GPIO %d\n",
				__func__, DA850_MMCSD_WP_PIN);
1484 1485 1486 1487
		gpio_direction_input(DA850_MMCSD_WP_PIN);

		ret = da8xx_register_mmcsd0(&da850_mmc_config);
		if (ret)
1488 1489
			pr_warn("%s: MMCSD0 registration failed: %d\n",
				__func__, ret);
1490 1491 1492

		ret = da850_wl12xx_init();
		if (ret)
1493 1494
			pr_warn("%s: WL12xx initialization failed: %d\n",
				__func__, ret);
1495
	}
1496

1497 1498
	davinci_serial_init(&da850_evm_uart_config);

1499 1500 1501
	i2c_register_board_info(1, da850_evm_i2c_devices,
			ARRAY_SIZE(da850_evm_i2c_devices));

1502 1503 1504 1505 1506 1507 1508
	/*
	 * shut down uart 0 and 1; they are not used on the board and
	 * accessing them causes endless "too much work in irq53" messages
	 * with arago fs
	 */
	__raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
	__raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1509

1510
	ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1511
	if (ret)
1512
		pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1513

1514
	da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1515
	da8xx_register_mcasp(0, &da850_evm_snd_data);
1516

1517
	ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1518
	if (ret)
1519
		pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1520

1521 1522 1523 1524 1525
	ret = da8xx_register_uio_pruss();
	if (ret)
		pr_warn("da850_evm_init: pruss initialization failed: %d\n",
				ret);

1526
	/* Handle board specific muxing for LCD here */
1527
	ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1528
	if (ret)
1529 1530
		pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
			__func__, ret);
1531

1532 1533
	ret = da850_lcd_hw_init();
	if (ret)
1534
		pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1535

1536
	sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1537
	ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1538
	if (ret)
1539
		pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1540 1541 1542

	ret = da8xx_register_rtc();
	if (ret)
1543
		pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1544

1545
	ret = da850_evm_init_cpufreq();
1546
	if (ret)
1547
		pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1548 1549 1550

	ret = da8xx_register_cpuidle();
	if (ret)
1551
		pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1552 1553 1554

	ret = da850_register_pm(&da850_pm_device);
	if (ret)
1555
		pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1556

1557 1558
	da850_vpif_init();

1559 1560 1561 1562 1563 1564 1565
	ret = spi_register_board_info(da850evm_spi_info,
				      ARRAY_SIZE(da850evm_spi_info));
	if (ret)
		pr_warn("%s: spi info registration failed: %d\n", __func__,
			ret);

	ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1566
	if (ret)
1567
		pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1568 1569 1570

	ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
	if (ret)
1571
		pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1572 1573

	da850_evm_setup_mac_addr();
1574 1575 1576 1577 1578

	ret = da8xx_register_rproc();
	if (ret)
		pr_warn("%s: dsp/rproc registration failed: %d\n",
			__func__, ret);
1579 1580 1581 1582 1583
}

#ifdef CONFIG_SERIAL_8250_CONSOLE
static int __init da850_evm_console_init(void)
{
1584 1585 1586
	if (!machine_is_davinci_da850_evm())
		return 0;

1587 1588 1589 1590 1591 1592 1593 1594 1595 1596
	return add_preferred_console("ttyS", 2, "115200");
}
console_initcall(da850_evm_console_init);
#endif

static void __init da850_evm_map_io(void)
{
	da850_init();
}

1597
MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1598
	.atag_offset	= 0x100,
1599
	.map_io		= da850_evm_map_io,
1600
	.init_irq	= cp_intc_init,
1601
	.init_time	= davinci_timer_init,
1602
	.init_machine	= da850_evm_init,
1603
	.init_late	= davinci_init_late,
1604
	.dma_zone_size	= SZ_128M,
1605
	.restart	= da8xx_restart,
1606
	.reserve	= da8xx_rproc_reserve_cma,
1607
MACHINE_END
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