/*
 * linux/arch/arm/mach-omap2/board-3430sdp.c
 *
 * Copyright (C) 2007 Texas Instruments
 *
 * Modified from mach-omap2/board-generic.c
 *
 * Initial code: Syed Mohammed Khasim
 *
 * 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/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/input/matrix_keypad.h>
#include <linux/spi/spi.h>
#include <linux/i2c/twl.h>
#include <linux/regulator/machine.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/mmc/host.h>
#include <linux/platform_data/spi-omap2-mcspi.h>
#include <linux/platform_data/omap-twl4030.h>
#include <linux/usb/phy.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include "common.h"
#include <linux/omap-dma.h>
#include <video/omapdss.h>
#include <video/omap-panel-data.h>

#include "gpmc.h"
#include "gpmc-smc91x.h"

#include "soc.h"
#include "board-flash.h"
#include "mux.h"
#include "sdram-qimonda-hyb18m512160af-6.h"
#include "hsmmc.h"
#include "pm.h"
#include "control.h"
#include "common-board-devices.h"

#define CONFIG_DISABLE_HFCLK 1

#define SDP3430_TS_GPIO_IRQ_SDPV1       3
#define SDP3430_TS_GPIO_IRQ_SDPV2       2

#define ENABLE_VAUX3_DEDICATED  0x03
#define ENABLE_VAUX3_DEV_GRP    0x20

#define TWL4030_MSECURE_GPIO 22

static uint32_t board_keymap[] = {
        KEY(0, 0, KEY_LEFT),
        KEY(0, 1, KEY_RIGHT),
        KEY(0, 2, KEY_A),
        KEY(0, 3, KEY_B),
        KEY(0, 4, KEY_C),
        KEY(1, 0, KEY_DOWN),
        KEY(1, 1, KEY_UP),
        KEY(1, 2, KEY_E),
        KEY(1, 3, KEY_F),
        KEY(1, 4, KEY_G),
        KEY(2, 0, KEY_ENTER),
        KEY(2, 1, KEY_I),
        KEY(2, 2, KEY_J),
        KEY(2, 3, KEY_K),
        KEY(2, 4, KEY_3),
        KEY(3, 0, KEY_M),
        KEY(3, 1, KEY_N),
        KEY(3, 2, KEY_O),
        KEY(3, 3, KEY_P),
        KEY(3, 4, KEY_Q),
        KEY(4, 0, KEY_R),
        KEY(4, 1, KEY_4),
        KEY(4, 2, KEY_T),
        KEY(4, 3, KEY_U),
        KEY(4, 4, KEY_D),
        KEY(5, 0, KEY_V),
        KEY(5, 1, KEY_W),
        KEY(5, 2, KEY_L),
        KEY(5, 3, KEY_S),
        KEY(5, 4, KEY_H),
        0
};

static struct matrix_keymap_data board_map_data = {
        .keymap                 = board_keymap,
        .keymap_size            = ARRAY_SIZE(board_keymap),
};

static struct twl4030_keypad_data sdp3430_kp_data = {
        .keymap_data    = &board_map_data,
        .rows           = 5,
        .cols           = 6,
        .rep            = 1,
};

#define SDP3430_LCD_PANEL_BACKLIGHT_GPIO        8
#define SDP3430_LCD_PANEL_ENABLE_GPIO           5

static void __init sdp3430_display_init(void)
{
        int r;

        /*
         * the backlight GPIO doesn't directly go to the panel, it enables
         * an internal circuit on 3430sdp to create the signal V_BKL_28V,
         * this is connected to LED+ pin of the sharp panel. This GPIO
         * is left enabled in the board file, and not passed to the panel
         * as platform_data.
         */
        r = gpio_request_one(SDP3430_LCD_PANEL_BACKLIGHT_GPIO,
                                GPIOF_OUT_INIT_HIGH, "LCD Backlight");
        if (r)
                pr_err("failed to get LCD Backlight GPIO\n");

}

static struct panel_sharp_ls037v7dw01_data sdp3430_lcd_data = {
        .resb_gpio = SDP3430_LCD_PANEL_ENABLE_GPIO,
        .ini_gpio = -1,
        .mo_gpio = -1,
        .lr_gpio = -1,
        .ud_gpio = -1,
};

static struct omap_dss_device sdp3430_lcd_device = {
        .name                   = "lcd",
        .driver_name            = "sharp_ls_panel",
        .type                   = OMAP_DISPLAY_TYPE_DPI,
        .phy.dpi.data_lines     = 16,
        .data                   = &sdp3430_lcd_data,
};

static struct tfp410_platform_data dvi_panel = {
        .power_down_gpio        = -1,
        .i2c_bus_num            = -1,
};

static struct omap_dss_device sdp3430_dvi_device = {
        .name                   = "dvi",
        .type                   = OMAP_DISPLAY_TYPE_DPI,
        .driver_name            = "tfp410",
        .data                   = &dvi_panel,
        .phy.dpi.data_lines     = 24,
};

static struct omap_dss_device sdp3430_tv_device = {
        .name                   = "tv",
        .driver_name            = "venc",
        .type                   = OMAP_DISPLAY_TYPE_VENC,
        .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
};


static struct omap_dss_device *sdp3430_dss_devices[] = {
        &sdp3430_lcd_device,
        &sdp3430_dvi_device,
        &sdp3430_tv_device,
};

static struct omap_dss_board_info sdp3430_dss_data = {
        .num_devices    = ARRAY_SIZE(sdp3430_dss_devices),
        .devices        = sdp3430_dss_devices,
        .default_device = &sdp3430_lcd_device,
};

static struct omap2_hsmmc_info mmc[] = {
        {
                .mmc            = 1,
                /* 8 bits (default) requires S6.3 == ON,
                 * so the SIM card isn't used; else 4 bits.
                 */
                .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
                .gpio_wp        = 4,
                .deferred       = true,
        },
        {
                .mmc            = 2,
                .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
                .gpio_wp        = 7,
                .deferred       = true,
        },
        {}      /* Terminator */
};

static struct omap_tw4030_pdata omap_twl4030_audio_data = {
        .voice_connected = true,
        .custom_routing = true,

        .has_hs         = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
        .has_hf         = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,

        .has_mainmic    = true,
        .has_submic     = true,
        .has_hsmic      = true,
        .has_linein     = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
};

static int sdp3430_twl_gpio_setup(struct device *dev,
                unsigned gpio, unsigned ngpio)
{
        /* gpio + 0 is "mmc0_cd" (input/IRQ),
         * gpio + 1 is "mmc1_cd" (input/IRQ)
         */
        mmc[0].gpio_cd = gpio + 0;
        mmc[1].gpio_cd = gpio + 1;
        omap_hsmmc_late_init(mmc);

        /* gpio + 7 is "sub_lcd_en_bkl" (output/PWM1) */
        gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "sub_lcd_en_bkl");

        /* gpio + 15 is "sub_lcd_nRST" (output) */
        gpio_request_one(gpio + 15, GPIOF_OUT_INIT_LOW, "sub_lcd_nRST");

        omap_twl4030_audio_data.jack_detect = gpio + 2;
        omap_twl4030_audio_init("SDP3430", &omap_twl4030_audio_data);

        return 0;
}

static struct twl4030_gpio_platform_data sdp3430_gpio_data = {
        .pulldowns      = BIT(2) | BIT(6) | BIT(8) | BIT(13)
                                | BIT(16) | BIT(17),
        .setup          = sdp3430_twl_gpio_setup,
};

/* regulator consumer mappings */

/* ads7846 on SPI */
static struct regulator_consumer_supply sdp3430_vaux3_supplies[] = {
        REGULATOR_SUPPLY("vcc", "spi1.0"),
};

static struct regulator_consumer_supply sdp3430_vmmc1_supplies[] = {
        REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
};

static struct regulator_consumer_supply sdp3430_vsim_supplies[] = {
        REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
};

static struct regulator_consumer_supply sdp3430_vmmc2_supplies[] = {
        REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
};

/*
 * Apply all the fixed voltages since most versions of U-Boot
 * don't bother with that initialization.
 */

/* VAUX1 for mainboard (irda and sub-lcd) */
static struct regulator_init_data sdp3430_vaux1 = {
        .constraints = {
                .min_uV                 = 2800000,
                .max_uV                 = 2800000,
                .apply_uV               = true,
                .valid_modes_mask       = REGULATOR_MODE_NORMAL
                                        | REGULATOR_MODE_STANDBY,
                .valid_ops_mask         = REGULATOR_CHANGE_MODE
                                        | REGULATOR_CHANGE_STATUS,
        },
};

/* VAUX2 for camera module */
static struct regulator_init_data sdp3430_vaux2 = {
        .constraints = {
                .min_uV                 = 2800000,
                .max_uV                 = 2800000,
                .apply_uV               = true,
                .valid_modes_mask       = REGULATOR_MODE_NORMAL
                                        | REGULATOR_MODE_STANDBY,
                .valid_ops_mask         = REGULATOR_CHANGE_MODE
                                        | REGULATOR_CHANGE_STATUS,
        },
};

/* VAUX3 for LCD board */
static struct regulator_init_data sdp3430_vaux3 = {
        .constraints = {
                .min_uV                 = 2800000,
                .max_uV                 = 2800000,
                .apply_uV               = true,
                .valid_modes_mask       = REGULATOR_MODE_NORMAL
                                        | REGULATOR_MODE_STANDBY,
                .valid_ops_mask         = REGULATOR_CHANGE_MODE
                                        | REGULATOR_CHANGE_STATUS,
        },
        .num_consumer_supplies          = ARRAY_SIZE(sdp3430_vaux3_supplies),
        .consumer_supplies              = sdp3430_vaux3_supplies,
};

/* VAUX4 for OMAP VDD_CSI2 (camera) */
static struct regulator_init_data sdp3430_vaux4 = {
        .constraints = {
                .min_uV                 = 1800000,
                .max_uV                 = 1800000,
                .apply_uV               = true,
                .valid_modes_mask       = REGULATOR_MODE_NORMAL
                                        | REGULATOR_MODE_STANDBY,
                .valid_ops_mask         = REGULATOR_CHANGE_MODE
                                        | REGULATOR_CHANGE_STATUS,
        },
};

/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
static struct regulator_init_data sdp3430_vmmc1 = {
        .constraints = {
                .min_uV                 = 1850000,
                .max_uV                 = 3150000,
                .valid_modes_mask       = REGULATOR_MODE_NORMAL
                                        | REGULATOR_MODE_STANDBY,
                .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
                                        | REGULATOR_CHANGE_MODE
                                        | REGULATOR_CHANGE_STATUS,
        },
        .num_consumer_supplies  = ARRAY_SIZE(sdp3430_vmmc1_supplies),
        .consumer_supplies      = sdp3430_vmmc1_supplies,
};

/* VMMC2 for MMC2 card */
static struct regulator_init_data sdp3430_vmmc2 = {
        .constraints = {
                .min_uV                 = 1850000,
                .max_uV                 = 1850000,
                .apply_uV               = true,
                .valid_modes_mask       = REGULATOR_MODE_NORMAL
                                        | REGULATOR_MODE_STANDBY,
                .valid_ops_mask         = REGULATOR_CHANGE_MODE
                                        | REGULATOR_CHANGE_STATUS,
        },
        .num_consumer_supplies  = ARRAY_SIZE(sdp3430_vmmc2_supplies),
        .consumer_supplies      = sdp3430_vmmc2_supplies,
};

/* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
static struct regulator_init_data sdp3430_vsim = {
        .constraints = {
                .min_uV                 = 1800000,
                .max_uV                 = 3000000,
                .valid_modes_mask       = REGULATOR_MODE_NORMAL
                                        | REGULATOR_MODE_STANDBY,
                .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
                                        | REGULATOR_CHANGE_MODE
                                        | REGULATOR_CHANGE_STATUS,
        },
        .num_consumer_supplies  = ARRAY_SIZE(sdp3430_vsim_supplies),
        .consumer_supplies      = sdp3430_vsim_supplies,
};

static struct twl4030_platform_data sdp3430_twldata = {
        /* platform_data for children goes here */
        .gpio           = &sdp3430_gpio_data,
        .keypad         = &sdp3430_kp_data,

        .vaux1          = &sdp3430_vaux1,
        .vaux2          = &sdp3430_vaux2,
        .vaux3          = &sdp3430_vaux3,
        .vaux4          = &sdp3430_vaux4,
        .vmmc1          = &sdp3430_vmmc1,
        .vmmc2          = &sdp3430_vmmc2,
        .vsim           = &sdp3430_vsim,
};

static int __init omap3430_i2c_init(void)
{
        /* i2c1 for PMIC only */
        omap3_pmic_get_config(&sdp3430_twldata,
                        TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_BCI |
                        TWL_COMMON_PDATA_MADC | TWL_COMMON_PDATA_AUDIO,
                        TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
        sdp3430_twldata.vdac->constraints.apply_uV = true;
        sdp3430_twldata.vpll2->constraints.apply_uV = true;
        sdp3430_twldata.vpll2->constraints.name = "VDVI";

        sdp3430_twldata.audio->codec->hs_extmute = 1;
        sdp3430_twldata.audio->codec->hs_extmute_gpio = -EINVAL;

        omap3_pmic_init("twl4030", &sdp3430_twldata);

        /* i2c2 on camera connector (for sensor control) and optional isp1301 */
        omap_register_i2c_bus(2, 400, NULL, 0);
        /* i2c3 on display connector (for DVI, tfp410) */
        omap_register_i2c_bus(3, 400, NULL, 0);
        return 0;
}

#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)

static struct omap_smc91x_platform_data board_smc91x_data = {
        .cs             = 3,
        .flags          = GPMC_MUX_ADD_DATA | GPMC_TIMINGS_SMC91C96 |
                                IORESOURCE_IRQ_LOWLEVEL,
};

static void __init board_smc91x_init(void)
{
        if (omap_rev() > OMAP3430_REV_ES1_0)
                board_smc91x_data.gpio_irq = 6;
        else
                board_smc91x_data.gpio_irq = 29;

        gpmc_smc91x_init(&board_smc91x_data);
}

#else

static inline void board_smc91x_init(void)
{
}

#endif

static void enable_board_wakeup_source(void)
{
        /* T2 interrupt line (keypad) */
        omap_mux_init_signal("sys_nirq",
                OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
}

static struct usbhs_phy_data phy_data[] __initdata = {
        {
                .port = 1,
                .reset_gpio = 57,
                .vcc_gpio = -EINVAL,
        },
        {
                .port = 2,
                .reset_gpio = 61,
                .vcc_gpio = -EINVAL,
        },
};

static struct usbhs_omap_platform_data usbhs_bdata __initdata = {

        .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
        .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
};

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
        { .reg_offset = OMAP_MUX_TERMINATOR },
};
#else
#define board_mux       NULL
#endif

/*
 * SDP3430 V2 Board CS organization
 * Different from SDP3430 V1. Now 4 switches used to specify CS
 *
 * See also the Switch S8 settings in the comments.
 */
static char chip_sel_3430[][GPMC_CS_NUM] = {
        {PDC_NOR, PDC_NAND, PDC_ONENAND, DBG_MPDB, 0, 0, 0, 0}, /* S8:1111 */
        {PDC_ONENAND, PDC_NAND, PDC_NOR, DBG_MPDB, 0, 0, 0, 0}, /* S8:1110 */
        {PDC_NAND, PDC_ONENAND, PDC_NOR, DBG_MPDB, 0, 0, 0, 0}, /* S8:1101 */
};

static struct mtd_partition sdp_nor_partitions[] = {
        /* bootloader (U-Boot, etc) in first sector */
        {
                .name           = "Bootloader-NOR",
                .offset         = 0,
                .size           = SZ_256K,
                .mask_flags     = MTD_WRITEABLE, /* force read-only */
        },
        /* bootloader params in the next sector */
        {
                .name           = "Params-NOR",
                .offset         = MTDPART_OFS_APPEND,
                .size           = SZ_256K,
                .mask_flags     = 0,
        },
        /* kernel */
        {
                .name           = "Kernel-NOR",
                .offset         = MTDPART_OFS_APPEND,
                .size           = SZ_2M,
                .mask_flags     = 0
        },
        /* file system */
        {
                .name           = "Filesystem-NOR",
                .offset         = MTDPART_OFS_APPEND,
                .size           = MTDPART_SIZ_FULL,
                .mask_flags     = 0
        }
};

static struct mtd_partition sdp_onenand_partitions[] = {
        {
                .name           = "X-Loader-OneNAND",
                .offset         = 0,
                .size           = 4 * (64 * 2048),
                .mask_flags     = MTD_WRITEABLE  /* force read-only */
        },
        {
                .name           = "U-Boot-OneNAND",
                .offset         = MTDPART_OFS_APPEND,
                .size           = 2 * (64 * 2048),
                .mask_flags     = MTD_WRITEABLE  /* force read-only */
        },
        {
                .name           = "U-Boot Environment-OneNAND",
                .offset         = MTDPART_OFS_APPEND,
                .size           = 1 * (64 * 2048),
        },
        {
                .name           = "Kernel-OneNAND",
                .offset         = MTDPART_OFS_APPEND,
                .size           = 16 * (64 * 2048),
        },
        {
                .name           = "File System-OneNAND",
                .offset         = MTDPART_OFS_APPEND,
                .size           = MTDPART_SIZ_FULL,
        },
};

static struct mtd_partition sdp_nand_partitions[] = {
        /* All the partition sizes are listed in terms of NAND block size */
        {
                .name           = "X-Loader-NAND",
                .offset         = 0,
                .size           = 4 * (64 * 2048),
                .mask_flags     = MTD_WRITEABLE,        /* force read-only */
        },
        {
                .name           = "U-Boot-NAND",
                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
                .size           = 10 * (64 * 2048),
                .mask_flags     = MTD_WRITEABLE,        /* force read-only */
        },
        {
                .name           = "Boot Env-NAND",

                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
                .size           = 6 * (64 * 2048),
        },
        {
                .name           = "Kernel-NAND",
                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x280000 */
                .size           = 40 * (64 * 2048),
        },
        {
                .name           = "File System - NAND",
                .size           = MTDPART_SIZ_FULL,
                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x780000 */
        },
};

static struct flash_partitions sdp_flash_partitions[] = {
        {
                .parts = sdp_nor_partitions,
                .nr_parts = ARRAY_SIZE(sdp_nor_partitions),
        },
        {
                .parts = sdp_onenand_partitions,
                .nr_parts = ARRAY_SIZE(sdp_onenand_partitions),
        },
        {
                .parts = sdp_nand_partitions,
                .nr_parts = ARRAY_SIZE(sdp_nand_partitions),
        },
};

static void __init omap_3430sdp_init(void)
{
        int gpio_pendown;

        omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
        omap_hsmmc_init(mmc);
        omap3430_i2c_init();
        omap_display_init(&sdp3430_dss_data);
        if (omap_rev() > OMAP3430_REV_ES1_0)
                gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV2;
        else
                gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV1;
        omap_ads7846_init(1, gpio_pendown, 310, NULL);
        omap_serial_init();
        omap_sdrc_init(hyb18m512160af6_sdrc_params, NULL);
        usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
        usb_musb_init(NULL);
        board_smc91x_init();
        board_flash_init(sdp_flash_partitions, chip_sel_3430, 0);
        sdp3430_display_init();
        enable_board_wakeup_source();

        usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
        usbhs_init(&usbhs_bdata);
}

MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board")
        /* Maintainer: Syed Khasim - Texas Instruments Inc */
        .atag_offset    = 0x100,
        .reserve        = omap_reserve,
        .map_io         = omap3_map_io,
        .init_early     = omap3430_init_early,
        .init_irq       = omap3_init_irq,
        .handle_irq     = omap3_intc_handle_irq,
        .init_machine   = omap_3430sdp_init,
        .init_late      = omap3430_init_late,
        .init_time      = omap3_sync32k_timer_init,
        .restart        = omap3xxx_restart,
MACHINE_END