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zylonite.c

/*
 * 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 <eric.miao@marvell.com>
 *             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/hardware.h>
#include <mach/audio.h>
#include <mach/pxafb.h>
#include <mach/zylonite.h>
#include <mach/mmc.h>
#include <mach/ohci.h>
#include <plat/pxa27x_keypad.h>
#include <plat/pxa3xx_nand.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) {
            set_pxa_fb_info(&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;

      set_pxa_fb_info(&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,
      .parts            = zylonite_nand_partitions,
      .nr_parts   = 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 = gpio_to_irq(gpio_eth_irq);
      smc91x_resources[1].end   = 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)")
      .boot_params      = 0xa0000100,
      .map_io           = pxa3xx_map_io,
      .nr_irqs    = ZYLONITE_NR_IRQS,
      .init_irq   = pxa3xx_init_irq,
      .timer            = &pxa_timer,
      .init_machine     = zylonite_init,
MACHINE_END

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