init android origin source code

1 files changed, 1416 insertions, 0 deletions

diff --git a/ANDROID_3.4.5/arch/arm/mach-davinci/board-da850-evm.c b/ANDROID_3.4.5/arch/arm/mach-davinci/board-da850-evm.c
new file mode 100644
index 00000000..a70de24d
--- /dev/null
+++ b/ANDROID_3.4.5/arch/arm/mach-davinci/board-da850-evm.c
@@ -0,0 +1,1416 @@
+/*
+ * 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/kernel.h>
+#include <linux/init.h>
+#include <linux/console.h>
+#include <linux/i2c.h>
+#include <linux/i2c/at24.h>
+#include <linux/i2c/pca953x.h>
+#include <linux/input.h>
+#include <linux/mfd/tps6507x.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/tps6507x.h>
+#include <linux/input/tps6507x-ts.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+#include <linux/delay.h>
+#include <linux/wl12xx.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/system_info.h>
+
+#include <mach/cp_intc.h>
+#include <mach/da8xx.h>
+#include <mach/nand.h>
+#include <mach/mux.h>
+#include <mach/aemif.h>
+#include <mach/spi.h>
+
+#define DA850_EVM_PHY_ID		"davinci_mdio-0:00"
+#define DA850_LCD_PWR_PIN		GPIO_TO_PIN(2, 8)
+#define DA850_LCD_BL_PIN		GPIO_TO_PIN(2, 15)
+
+#define DA850_MMCSD_CD_PIN		GPIO_TO_PIN(4, 0)
+#define DA850_MMCSD_WP_PIN		GPIO_TO_PIN(4, 1)
+
+#define DA850_WLAN_EN			GPIO_TO_PIN(6, 9)
+#define DA850_WLAN_IRQ			GPIO_TO_PIN(6, 10)
+
+#define DA850_MII_MDIO_CLKEN_PIN	GPIO_TO_PIN(2, 6)
+
+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,
+	},
+};
+
+#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")) {
+		mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
+		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
+
+static struct mtd_partition da850_evm_norflash_partition[] = {
+	{
+		.name           = "bootloaders + env",
+		.offset         = 0,
+		.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,
+		.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,
+};
+
+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,
+};
+
+/* 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.
+ */
+static struct mtd_partition da850_evm_nandflash_partition[] = {
+	{
+		.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,
+	},
+};
+
+static struct davinci_aemif_timing da850_evm_nandflash_timing = {
+	.wsetup		= 24,
+	.wstrobe	= 21,
+	.whold		= 14,
+	.rsetup		= 19,
+	.rstrobe	= 50,
+	.rhold		= 0,
+	.ta		= 20,
+};
+
+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,
+	.ecc_bits	= 4,
+	.bbt_options	= NAND_BBT_USE_FLASH,
+	.timing		= &da850_evm_nandflash_timing,
+};
+
+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,
+};
+
+static struct platform_device *da850_evm_devices[] __initdata = {
+	&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);
+}
+
+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
+};
+
+#if defined(CONFIG_MMC_DAVINCI) || \
+    defined(CONFIG_MMC_DAVINCI_MODULE)
+#define HAS_MMC 1
+#else
+#define HAS_MMC 0
+#endif
+
+static inline void da850_evm_setup_nor_nand(void)
+{
+	int ret = 0;
+
+	if (!HAS_MMC) {
+		ret = davinci_cfg_reg_list(da850_evm_nand_pins);
+		if (ret)
+			pr_warning("da850_evm_init: nand mux setup failed: "
+					"%d\n", ret);
+
+		ret = davinci_cfg_reg_list(da850_evm_nor_pins);
+		if (ret)
+			pr_warning("da850_evm_init: nor mux setup failed: %d\n",
+				ret);
+
+		da850_evm_init_nor();
+
+		platform_add_devices(da850_evm_devices,
+					ARRAY_SIZE(da850_evm_devices));
+	}
+}
+
+#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;
+	gpio_set_value_cansleep(rmii_sel, 0);
+}
+#else
+static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
+#endif
+
+
+#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,
+};
+
+static const char const *da850_evm_ui_exp[] = {
+	[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;
+	}
+}
+
+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;
+
+	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;
+
+	ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
+	if (ret) {
+		pr_warning("Cannot open UI expander pin %d\n", sel_a);
+		goto exp_setup_sela_fail;
+	}
+
+	ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
+	if (ret) {
+		pr_warning("Cannot open UI expander pin %d\n", sel_b);
+		goto exp_setup_selb_fail;
+	}
+
+	ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
+	if (ret) {
+		pr_warning("Cannot open UI expander pin %d\n", sel_c);
+		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);
+
+	da850_evm_ui_keys_init(gpio);
+	ret = platform_device_register(&da850_evm_ui_keys_device);
+	if (ret) {
+		pr_warning("Could not register UI GPIO expander push-buttons");
+		goto exp_setup_keys_fail;
+	}
+
+	pr_info("DA850/OMAP-L138 EVM UI card detected\n");
+
+	da850_evm_setup_nor_nand();
+
+	da850_evm_setup_emac_rmii(sel_a);
+
+	return 0;
+
+exp_setup_keys_fail:
+	gpio_free(sel_c);
+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)
+{
+	platform_device_unregister(&da850_evm_ui_keys_device);
+
+	/* deselect all functionalities */
+	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);
+
+	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);
+
+	return 0;
+}
+
+/* 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
+};
+
+static const char const *da850_evm_bb_exp[] = {
+	[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) {
+		pr_warning("Could not register baseboard GPIO expander keys");
+		goto io_exp_setup_sw_fail;
+	}
+
+	da850_evm_bb_leds_init(gpio);
+	ret = platform_device_register(&da850_evm_bb_leds_device);
+	if (ret) {
+		pr_warning("Could not register baseboard GPIO expander LEDS");
+		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;
+}
+
+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,
+	.names		= da850_evm_ui_exp,
+};
+
+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,
+};
+
+static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
+	{
+		I2C_BOARD_INFO("tlv320aic3x", 0x18),
+	},
+	{
+		I2C_BOARD_INFO("tca6416", 0x20),
+		.platform_data = &da850_evm_ui_expander_info,
+	},
+	{
+		I2C_BOARD_INFO("tca6416", 0x21),
+		.platform_data = &da850_evm_bb_expander_info,
+	},
+};
+
+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,
+};
+
+/* 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 = {
+	.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,
+	.version	= MCASP_VERSION_2,
+	.txnumevt	= 1,
+	.rxnumevt	= 1,
+};
+
+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
+};
+
+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,
+	.max_freq	= 50000000,
+	.caps		= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
+	.version	= MMC_CTLR_VERSION_2,
+};
+
+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
+};
+
+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);
+}
+
+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);
+
+	/* Switch off panel power and backlight */
+	da850_panel_power_ctrl(0);
+
+	/* Switch on panel power and backlight */
+	da850_panel_power_ctrl(1);
+
+	return 0;
+}
+
+/* TPS65070 voltage regulator support */
+
+/* 3.3V */
+static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
+	{
+		.supply = "usb0_vdda33",
+	},
+	{
+		.supply = "usb1_vdda33",
+	},
+};
+
+/* 3.3V or 1.8V */
+static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
+	{
+		.supply = "dvdd3318_a",
+	},
+	{
+		.supply = "dvdd3318_b",
+	},
+	{
+		.supply = "dvdd3318_c",
+	},
+};
+
+/* 1.2V */
+static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
+	{
+		.supply = "cvdd",
+	},
+};
+
+/* 1.8V LDO */
+static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
+	{
+		.supply = "sata_vddr",
+	},
+	{
+		.supply = "usb0_vdda18",
+	},
+	{
+		.supply = "usb1_vdda18",
+	},
+	{
+		.supply = "ddr_dvdd18",
+	},
+};
+
+/* 1.2V LDO */
+static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
+	{
+		.supply = "sata_vdd",
+	},
+	{
+		.supply = "pll0_vdda",
+	},
+	{
+		.supply = "pll1_vdda",
+	},
+	{
+		.supply = "usbs_cvdd",
+	},
+	{
+		.supply = "vddarnwa1",
+	},
+};
+
+/* 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,
+};
+
+static struct regulator_init_data tps65070_regulator_data[] = {
+	/* 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,
+		.driver_data = &tps6507x_platform_data,
+	},
+
+	/* dcdc3 */
+	{
+		.constraints = {
+			.min_uV = 950000,
+			.max_uV = 1350000,
+			.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,
+		.driver_data = &tps6507x_platform_data,
+	},
+
+	/* 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,
+	},
+};
+
+static struct touchscreen_init_data tps6507x_touchscreen_data = {
+	.poll_period =  30,	/* ms between touch samples */
+	.min_pressure = 0x30,	/* minimum pressure to trigger touch */
+	.vref = 0,		/* turn off vref when not using A/D */
+	.vendor = 0,		/* /sys/class/input/input?/id/vendor */
+	.product = 65070,	/* /sys/class/input/input?/id/product */
+	.version = 0x100,	/* /sys/class/input/input?/id/version */
+};
+
+static struct tps6507x_board tps_board = {
+	.tps6507x_pmic_init_data = &tps65070_regulator_data[0],
+	.tps6507x_ts_init_data = &tps6507x_touchscreen_data,
+};
+
+static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
+	{
+		I2C_BOARD_INFO("tps6507x", 0x48),
+		.platform_data = &tps_board,
+	},
+};
+
+static int __init pmic_tps65070_init(void)
+{
+	return i2c_register_board_info(1, da850_evm_tps65070_info,
+					ARRAY_SIZE(da850_evm_tps65070_info));
+}
+
+static const short da850_evm_lcdc_pins[] = {
+	DA850_GPIO2_8, DA850_GPIO2_15,
+	-1
+};
+
+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
+};
+
+static int __init da850_evm_config_emac(void)
+{
+	void __iomem *cfg_chip3_base;
+	int ret;
+	u32 val;
+	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;
+
+	cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
+
+	val = __raw_readl(cfg_chip3_base);
+
+	if (rmii_en) {
+		val |= BIT(8);
+		ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
+		pr_info("EMAC: RMII PHY configured, MII PHY will not be"
+							" functional\n");
+	} else {
+		val &= ~BIT(8);
+		ret = davinci_cfg_reg_list(da850_evm_mii_pins);
+		pr_info("EMAC: MII PHY configured, RMII PHY will not be"
+							" functional\n");
+	}
+
+	if (ret)
+		pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
+				ret);
+
+	/* configure the CFGCHIP3 register for RMII or MII */
+	__raw_writel(val, cfg_chip3_base);
+
+	ret = davinci_cfg_reg(DA850_GPIO2_6);
+	if (ret)
+		pr_warning("da850_evm_init:GPIO(2,6) mux setup "
+							"failed\n");
+
+	ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
+	if (ret) {
+		pr_warning("Cannot open GPIO %d\n",
+					DA850_MII_MDIO_CLKEN_PIN);
+		return ret;
+	}
+
+	/* Enable/Disable MII MDIO clock */
+	gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
+
+	soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
+
+	ret = da8xx_register_emac();
+	if (ret)
+		pr_warning("da850_evm_init: emac registration failed: %d\n",
+				ret);
+
+	return 0;
+}
+device_initcall(da850_evm_config_emac);
+
+/*
+ * 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,
+};
+
+#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
+
+#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,
+	.version	= MMC_CTLR_VERSION_2,
+};
+
+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 */
+
+#define DA850EVM_SATA_REFCLKPN_RATE	(100 * 1000 * 1000)
+
+static __init void da850_evm_init(void)
+{
+	int ret;
+
+	ret = pmic_tps65070_init();
+	if (ret)
+		pr_warning("da850_evm_init: TPS65070 PMIC init failed: %d\n",
+				ret);
+
+	ret = da850_register_edma(da850_edma_rsv);
+	if (ret)
+		pr_warning("da850_evm_init: edma registration failed: %d\n",
+				ret);
+
+	ret = davinci_cfg_reg_list(da850_i2c0_pins);
+	if (ret)
+		pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
+				ret);
+
+	ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
+	if (ret)
+		pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
+				ret);
+
+
+	ret = da8xx_register_watchdog();
+	if (ret)
+		pr_warning("da830_evm_init: watchdog registration failed: %d\n",
+				ret);
+
+	if (HAS_MMC) {
+		ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
+		if (ret)
+			pr_warning("da850_evm_init: mmcsd0 mux setup failed:"
+					" %d\n", ret);
+
+		ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
+		if (ret)
+			pr_warning("da850_evm_init: can not open GPIO %d\n",
+					DA850_MMCSD_CD_PIN);
+		gpio_direction_input(DA850_MMCSD_CD_PIN);
+
+		ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
+		if (ret)
+			pr_warning("da850_evm_init: can not open GPIO %d\n",
+					DA850_MMCSD_WP_PIN);
+		gpio_direction_input(DA850_MMCSD_WP_PIN);
+
+		ret = da8xx_register_mmcsd0(&da850_mmc_config);
+		if (ret)
+			pr_warning("da850_evm_init: mmcsd0 registration failed:"
+					" %d\n", ret);
+
+		ret = da850_wl12xx_init();
+		if (ret)
+			pr_warning("da850_evm_init: wl12xx initialization"
+				   " failed: %d\n", ret);
+	}
+
+	davinci_serial_init(&da850_evm_uart_config);
+
+	i2c_register_board_info(1, da850_evm_i2c_devices,
+			ARRAY_SIZE(da850_evm_i2c_devices));
+
+	/*
+	 * 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);
+
+	ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
+	if (ret)
+		pr_warning("da850_evm_init: mcasp mux setup failed: %d\n",
+				ret);
+
+	da8xx_register_mcasp(0, &da850_evm_snd_data);
+
+	ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
+	if (ret)
+		pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n",
+				ret);
+
+	/* Handle board specific muxing for LCD here */
+	ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
+	if (ret)
+		pr_warning("da850_evm_init: evm specific lcd mux setup "
+				"failed: %d\n",	ret);
+
+	ret = da850_lcd_hw_init();
+	if (ret)
+		pr_warning("da850_evm_init: lcd initialization failed: %d\n",
+				ret);
+
+	sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
+	ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
+	if (ret)
+		pr_warning("da850_evm_init: lcdc registration failed: %d\n",
+				ret);
+
+	ret = da8xx_register_rtc();
+	if (ret)
+		pr_warning("da850_evm_init: rtc setup failed: %d\n", ret);
+
+	ret = da850_evm_init_cpufreq();
+	if (ret)
+		pr_warning("da850_evm_init: cpufreq registration failed: %d\n",
+				ret);
+
+	ret = da8xx_register_cpuidle();
+	if (ret)
+		pr_warning("da850_evm_init: cpuidle registration failed: %d\n",
+				ret);
+
+	ret = da850_register_pm(&da850_pm_device);
+	if (ret)
+		pr_warning("da850_evm_init: suspend registration failed: %d\n",
+				ret);
+
+	ret = da8xx_register_spi(1, da850evm_spi_info,
+				 ARRAY_SIZE(da850evm_spi_info));
+	if (ret)
+		pr_warning("da850_evm_init: spi 1 registration failed: %d\n",
+				ret);
+
+	ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
+	if (ret)
+		pr_warning("da850_evm_init: sata registration failed: %d\n",
+				ret);
+
+	da850_evm_setup_mac_addr();
+}
+
+#ifdef CONFIG_SERIAL_8250_CONSOLE
+static int __init da850_evm_console_init(void)
+{
+	if (!machine_is_davinci_da850_evm())
+		return 0;
+
+	return add_preferred_console("ttyS", 2, "115200");
+}
+console_initcall(da850_evm_console_init);
+#endif
+
+static void __init da850_evm_map_io(void)
+{
+	da850_init();
+}
+
+MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
+	.atag_offset	= 0x100,
+	.map_io		= da850_evm_map_io,
+	.init_irq	= cp_intc_init,
+	.timer		= &davinci_timer,
+	.init_machine	= da850_evm_init,
+	.dma_zone_size	= SZ_128M,
+	.restart	= da8xx_restart,
+MACHINE_END