zylonite.c

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/*
 * linux/arch/arm/mach-pxa/zylonite.c
 *
 * Support for the PXA3xx Development Platform (aka Zylonite)
 *
 * Copyright (C) 2006 Marvell International Ltd.
 *
 * 2007-09-04: eric miao <[email protected]>
 *             rewrite to align with latest kernel
 *
 * 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/module.h>
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/pwm_backlight.h>
#include <linux/smc91x.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/pxa3xx.h>
#include <mach/audio.h>
#include <linux/platform_data/video-pxafb.h>
#include <mach/zylonite.h>
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/usb-ohci-pxa27x.h>
#include <linux/platform_data/keypad-pxa27x.h>
#include <linux/platform_data/mtd-nand-pxa3xx.h>

#include "devices.h"
#include "generic.h"

int gpio_eth_irq;
int gpio_debug_led1;
int gpio_debug_led2;

int wm9713_irq;

int lcd_id;
int lcd_orientation;

struct platform_device pxa_device_wm9713_audio = {
    .name       = "wm9713-codec",
    .id     = -1,
};

static void __init zylonite_init_wm9713_audio(void)
{
    platform_device_register(&pxa_device_wm9713_audio);
}

static struct resource smc91x_resources[] = {
    [0] = {
        .start  = ZYLONITE_ETH_PHYS + 0x300,
        .end    = ZYLONITE_ETH_PHYS + 0xfffff,
        .flags  = IORESOURCE_MEM,
    },
    [1] = {
        .start  = -1,   /* for run-time assignment */
        .end    = -1,
        .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
    }
};

static struct smc91x_platdata zylonite_smc91x_info = {
    .flags  = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
          SMC91X_NOWAIT | SMC91X_USE_DMA,
};

static struct platform_device smc91x_device = {
    .name       = "smc91x",
    .id     = 0,
    .num_resources  = ARRAY_SIZE(smc91x_resources),
    .resource   = smc91x_resources,
    .dev        = {
        .platform_data = &zylonite_smc91x_info,
    },
};

#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
static struct gpio_led zylonite_debug_leds[] = {
    [0] = {
        .name           = "zylonite:yellow:1",
        .default_trigger    = "heartbeat",
    },
    [1] = {
        .name           = "zylonite:yellow:2",
        .default_trigger    = "default-on",
    },
};

static struct gpio_led_platform_data zylonite_debug_leds_info = {
    .leds       = zylonite_debug_leds,
    .num_leds   = ARRAY_SIZE(zylonite_debug_leds),
};

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

static void __init zylonite_init_leds(void)
{
    zylonite_debug_leds[0].gpio = gpio_debug_led1;
    zylonite_debug_leds[1].gpio = gpio_debug_led2;

    platform_device_register(&zylonite_device_leds);
}
#else
static inline void zylonite_init_leds(void) {}
#endif

#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct platform_pwm_backlight_data zylonite_backlight_data = {
    .pwm_id     = 3,
    .max_brightness = 100,
    .dft_brightness = 100,
    .pwm_period_ns  = 10000,
};

static struct platform_device zylonite_backlight_device = {
    .name       = "pwm-backlight",
    .dev        = {
        .parent = &pxa27x_device_pwm1.dev,
        .platform_data  = &zylonite_backlight_data,
    },
};

static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
    .pixclock       = 110000,
    .xres           = 240,
    .yres           = 320,
    .bpp            = 16,
    .hsync_len      = 4,
    .left_margin        = 6,
    .right_margin       = 4,
    .vsync_len      = 2,
    .upper_margin       = 2,
    .lower_margin       = 3,
    .sync           = FB_SYNC_VERT_HIGH_ACT,
};

static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
    .pixclock       = 50000,
    .xres           = 640,
    .yres           = 480,
    .bpp            = 16,
    .hsync_len      = 1,
    .left_margin        = 0x9f,
    .right_margin       = 1,
    .vsync_len      = 44,
    .upper_margin       = 0,
    .lower_margin       = 0,
    .sync           = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
};

static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
    .num_modes          = 1,
    .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};

static struct pxafb_mode_info sharp_ls037_modes[] = {
    [0] = {
        .pixclock   = 158000,
        .xres       = 240,
        .yres       = 320,
        .bpp        = 16,
        .hsync_len  = 4,
        .left_margin    = 39,
        .right_margin   = 39,
        .vsync_len  = 1,
        .upper_margin   = 2,
        .lower_margin   = 3,
        .sync       = 0,
    },
    [1] = {
        .pixclock   = 39700,
        .xres       = 480,
        .yres       = 640,
        .bpp        = 16,
        .hsync_len  = 8,
        .left_margin    = 81,
        .right_margin   = 81,
        .vsync_len  = 1,
        .upper_margin   = 2,
        .lower_margin   = 7,
        .sync       = 0,
    },
};

static struct pxafb_mach_info zylonite_sharp_lcd_info = {
    .modes          = sharp_ls037_modes,
    .num_modes      = 2,
    .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
};

static void __init zylonite_init_lcd(void)
{
    platform_device_register(&zylonite_backlight_device);

    if (lcd_id & 0x20) {
        pxa_set_fb_info(NULL, &zylonite_sharp_lcd_info);
        return;
    }

    /* legacy LCD panels, it would be handy here if LCD panel type can
     * be decided at run-time
     */
    if (1)
        zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
    else
        zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;

    pxa_set_fb_info(NULL, &zylonite_toshiba_lcd_info);
}
#else
static inline void zylonite_init_lcd(void) {}
#endif

#if defined(CONFIG_MMC)
static struct pxamci_platform_data zylonite_mci_platform_data = {
    .detect_delay_ms= 200,
    .ocr_mask   = MMC_VDD_32_33|MMC_VDD_33_34,
    .gpio_card_detect = EXT_GPIO(0),
    .gpio_card_ro   = EXT_GPIO(2),
    .gpio_power = -1,
};

static struct pxamci_platform_data zylonite_mci2_platform_data = {
    .detect_delay_ms= 200,
    .ocr_mask   = MMC_VDD_32_33|MMC_VDD_33_34,
    .gpio_card_detect = EXT_GPIO(1),
    .gpio_card_ro   = EXT_GPIO(3),
    .gpio_power = -1,
};

static struct pxamci_platform_data zylonite_mci3_platform_data = {
    .detect_delay_ms= 200,
    .ocr_mask   = MMC_VDD_32_33|MMC_VDD_33_34,
    .gpio_card_detect = EXT_GPIO(30),
    .gpio_card_ro   = EXT_GPIO(31),
    .gpio_power = -1,
};

static void __init zylonite_init_mmc(void)
{
    pxa_set_mci_info(&zylonite_mci_platform_data);
    pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
    if (cpu_is_pxa310())
        pxa3xx_set_mci3_info(&zylonite_mci3_platform_data);
}
#else
static inline void zylonite_init_mmc(void) {}
#endif

#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static unsigned int zylonite_matrix_key_map[] = {
    /* KEY(row, col, key_code) */
    KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
    KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
    KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
    KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
    KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
    KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
    KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),

    KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
    KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
    KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),

    KEY(4, 5, KEY_SPACE),
    KEY(5, 3, KEY_KPASTERISK),  /* * */
    KEY(5, 4, KEY_KPDOT),       /* #" */

    KEY(0, 7, KEY_UP),
    KEY(1, 7, KEY_DOWN),
    KEY(2, 7, KEY_LEFT),
    KEY(3, 7, KEY_RIGHT),
    KEY(2, 6, KEY_HOME),
    KEY(3, 6, KEY_END),
    KEY(6, 4, KEY_DELETE),
    KEY(6, 6, KEY_BACK),
    KEY(6, 3, KEY_CAPSLOCK),    /* KEY_LEFTSHIFT), */

    KEY(4, 6, KEY_ENTER),       /* scroll push */
    KEY(5, 7, KEY_ENTER),       /* keypad action */

    KEY(0, 4, KEY_EMAIL),
    KEY(5, 6, KEY_SEND),
    KEY(4, 0, KEY_CALENDAR),
    KEY(7, 6, KEY_RECORD),
    KEY(6, 7, KEY_VOLUMEUP),
    KEY(7, 7, KEY_VOLUMEDOWN),

    KEY(0, 6, KEY_F22), /* soft1 */
    KEY(1, 6, KEY_F23), /* soft2 */
    KEY(0, 3, KEY_AUX), /* contact */
};

static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
    .matrix_key_rows    = 8,
    .matrix_key_cols    = 8,
    .matrix_key_map     = zylonite_matrix_key_map,
    .matrix_key_map_size    = ARRAY_SIZE(zylonite_matrix_key_map),

    .enable_rotary0     = 1,
    .rotary0_up_key     = KEY_UP,
    .rotary0_down_key   = KEY_DOWN,

    .debounce_interval  = 30,
};

static void __init zylonite_init_keypad(void)
{
    pxa_set_keypad_info(&zylonite_keypad_info);
}
#else
static inline void zylonite_init_keypad(void) {}
#endif

#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
static struct mtd_partition zylonite_nand_partitions[] = {
    [0] = {
        .name        = "Bootloader",
        .offset      = 0,
        .size        = 0x060000,
        .mask_flags  = MTD_WRITEABLE, /* force read-only */
    },
    [1] = {
        .name        = "Kernel",
        .offset      = 0x060000,
        .size        = 0x200000,
        .mask_flags  = MTD_WRITEABLE, /* force read-only */
    },
    [2] = {
        .name        = "Filesystem",
        .offset      = 0x0260000,
        .size        = 0x3000000,     /* 48M - rootfs */
    },
    [3] = {
        .name        = "MassStorage",
        .offset      = 0x3260000,
        .size        = 0x3d40000,
    },
    [4] = {
        .name        = "BBT",
        .offset      = 0x6FA0000,
        .size        = 0x80000,
        .mask_flags  = MTD_WRITEABLE,  /* force read-only */
    },
    /* NOTE: we reserve some blocks at the end of the NAND flash for
     * bad block management, and the max number of relocation blocks
     * differs on different platforms. Please take care with it when
     * defining the partition table.
     */
};

static struct pxa3xx_nand_platform_data zylonite_nand_info = {
    .enable_arbiter = 1,
    .num_cs     = 1,
    .parts[0]   = zylonite_nand_partitions,
    .nr_parts[0]    = ARRAY_SIZE(zylonite_nand_partitions),
};

static void __init zylonite_init_nand(void)
{
    pxa3xx_set_nand_info(&zylonite_nand_info);
}
#else
static inline void zylonite_init_nand(void) {}
#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */

#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static struct pxaohci_platform_data zylonite_ohci_info = {
    .port_mode  = PMM_PERPORT_MODE,
    .flags      = ENABLE_PORT1 | ENABLE_PORT2 |
              POWER_CONTROL_LOW | POWER_SENSE_LOW,
};

static void __init zylonite_init_ohci(void)
{
    pxa_set_ohci_info(&zylonite_ohci_info);
}
#else
static inline void zylonite_init_ohci(void) {}
#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */

static void __init zylonite_init(void)
{
    pxa_set_ffuart_info(NULL);
    pxa_set_btuart_info(NULL);
    pxa_set_stuart_info(NULL);

    /* board-processor specific initialization */
    zylonite_pxa300_init();
    zylonite_pxa320_init();

    /*
     * Note: We depend that the bootloader set
     * the correct value to MSC register for SMC91x.
     */
    smc91x_resources[1].start = PXA_GPIO_TO_IRQ(gpio_eth_irq);
    smc91x_resources[1].end   = PXA_GPIO_TO_IRQ(gpio_eth_irq);
    platform_device_register(&smc91x_device);

    pxa_set_ac97_info(NULL);
    zylonite_init_lcd();
    zylonite_init_mmc();
    zylonite_init_keypad();
    zylonite_init_nand();
    zylonite_init_leds();
    zylonite_init_ohci();
    zylonite_init_wm9713_audio();
}

MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
    .atag_offset    = 0x100,
    .map_io     = pxa3xx_map_io,
    .nr_irqs    = ZYLONITE_NR_IRQS,
    .init_irq   = pxa3xx_init_irq,
    .handle_irq = pxa3xx_handle_irq,
    .timer      = &pxa_timer,
    .init_machine   = zylonite_init,
    .restart    = pxa_restart,
MACHINE_END