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aspenite.c

/*
 *  linux/arch/arm/mach-mmp/aspenite.c
 *
 *  Support for the Marvell PXA168-based Aspenite and Zylonite2
 *  Development Platform.
 *
 *  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
 *  publishhed by the Free Software Foundation.
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/smc91x.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
#include <linux/interrupt.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/addr-map.h>
#include <mach/mfp-pxa168.h>
#include <mach/pxa168.h>
#include <mach/gpio.h>
#include <video/pxa168fb.h>
#include <linux/input.h>
#include <plat/pxa27x_keypad.h>

#include "common.h"

static unsigned long common_pin_config[] __initdata = {
      /* Data Flash Interface */
      GPIO0_DFI_D15,
      GPIO1_DFI_D14,
      GPIO2_DFI_D13,
      GPIO3_DFI_D12,
      GPIO4_DFI_D11,
      GPIO5_DFI_D10,
      GPIO6_DFI_D9,
      GPIO7_DFI_D8,
      GPIO8_DFI_D7,
      GPIO9_DFI_D6,
      GPIO10_DFI_D5,
      GPIO11_DFI_D4,
      GPIO12_DFI_D3,
      GPIO13_DFI_D2,
      GPIO14_DFI_D1,
      GPIO15_DFI_D0,

      /* Static Memory Controller */
      GPIO18_SMC_nCS0,
      GPIO34_SMC_nCS1,
      GPIO23_SMC_nLUA,
      GPIO25_SMC_nLLA,
      GPIO28_SMC_RDY,
      GPIO29_SMC_SCLK,
      GPIO35_SMC_BE1,
      GPIO36_SMC_BE2,
      GPIO27_GPIO,      /* Ethernet IRQ */

      /* UART1 */
      GPIO107_UART1_RXD,
      GPIO108_UART1_TXD,

      /* SSP1 */
      GPIO113_I2S_MCLK,
      GPIO114_I2S_FRM,
      GPIO115_I2S_BCLK,
      GPIO116_I2S_RXD,
      GPIO117_I2S_TXD,

      /* LCD */
      GPIO56_LCD_FCLK_RD,
      GPIO57_LCD_LCLK_A0,
      GPIO58_LCD_PCLK_WR,
      GPIO59_LCD_DENA_BIAS,
      GPIO60_LCD_DD0,
      GPIO61_LCD_DD1,
      GPIO62_LCD_DD2,
      GPIO63_LCD_DD3,
      GPIO64_LCD_DD4,
      GPIO65_LCD_DD5,
      GPIO66_LCD_DD6,
      GPIO67_LCD_DD7,
      GPIO68_LCD_DD8,
      GPIO69_LCD_DD9,
      GPIO70_LCD_DD10,
      GPIO71_LCD_DD11,
      GPIO72_LCD_DD12,
      GPIO73_LCD_DD13,
      GPIO74_LCD_DD14,
      GPIO75_LCD_DD15,
      GPIO76_LCD_DD16,
      GPIO77_LCD_DD17,
      GPIO78_LCD_DD18,
      GPIO79_LCD_DD19,
      GPIO80_LCD_DD20,
      GPIO81_LCD_DD21,
      GPIO82_LCD_DD22,
      GPIO83_LCD_DD23,

      /* Keypad */
      GPIO109_KP_MKIN1,
      GPIO110_KP_MKIN0,
      GPIO111_KP_MKOUT7,
      GPIO112_KP_MKOUT6,
      GPIO121_KP_MKIN4,
};

static struct smc91x_platdata smc91x_info = {
      .flags      = SMC91X_USE_16BIT | SMC91X_NOWAIT,
};

static struct resource smc91x_resources[] = {
      [0] = {
            .start      = SMC_CS1_PHYS_BASE + 0x300,
            .end  = SMC_CS1_PHYS_BASE + 0xfffff,
            .flags      = IORESOURCE_MEM,
      },
      [1] = {
            .start      = gpio_to_irq(27),
            .end  = gpio_to_irq(27),
            .flags      = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
      }
};

static struct platform_device smc91x_device = {
      .name       = "smc91x",
      .id         = 0,
      .dev        = {
            .platform_data = &smc91x_info,
      },
      .num_resources    = ARRAY_SIZE(smc91x_resources),
      .resource   = smc91x_resources,
};

static struct mtd_partition aspenite_nand_partitions[] = {
      {
            .name       = "bootloader",
            .offset           = 0,
            .size       = SZ_1M,
            .mask_flags = MTD_WRITEABLE,
      }, {
            .name       = "reserved",
            .offset           = MTDPART_OFS_APPEND,
            .size       = SZ_128K,
            .mask_flags = MTD_WRITEABLE,
      }, {
            .name       = "reserved",
            .offset           = MTDPART_OFS_APPEND,
            .size       = SZ_8M,
            .mask_flags = MTD_WRITEABLE,
      }, {
            .name       = "kernel",
            .offset           = MTDPART_OFS_APPEND,
            .size       = (SZ_2M + SZ_1M),
            .mask_flags = 0,
      }, {
            .name       = "filesystem",
            .offset           = MTDPART_OFS_APPEND,
            .size       = SZ_48M,
            .mask_flags = 0,
      }
};

static struct pxa3xx_nand_platform_data aspenite_nand_info = {
      .enable_arbiter   = 1,
      .parts            = aspenite_nand_partitions,
      .nr_parts   = ARRAY_SIZE(aspenite_nand_partitions),
};

static struct i2c_board_info aspenite_i2c_info[] __initdata = {
      { I2C_BOARD_INFO("wm8753", 0x1b), },
};

static struct fb_videomode video_modes[] = {
      [0] = {
            .pixclock   = 30120,
            .refresh    = 60,
            .xres       = 800,
            .yres       = 480,
            .hsync_len  = 1,
            .left_margin      = 215,
            .right_margin     = 40,
            .vsync_len  = 1,
            .upper_margin     = 34,
            .lower_margin     = 10,
            .sync       = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
      },
};

struct pxa168fb_mach_info aspenite_lcd_info = {
      .id               = "Graphic Frame",
      .modes                  = video_modes,
      .num_modes        = ARRAY_SIZE(video_modes),
      .pix_fmt          = PIX_FMT_RGB565,
      .io_pin_allocation_mode = PIN_MODE_DUMB_24,
      .dumb_mode        = DUMB_MODE_RGB888,
      .active                 = 1,
      .panel_rbswap           = 0,
      .invert_pixclock  = 0,
};

static unsigned int aspenite_matrix_key_map[] = {
      KEY(0, 6, KEY_UP),      /* SW 4 */
      KEY(0, 7, KEY_DOWN),    /* SW 5 */
      KEY(1, 6, KEY_LEFT),    /* SW 6 */
      KEY(1, 7, KEY_RIGHT),   /* SW 7 */
      KEY(4, 6, KEY_ENTER),   /* SW 8 */
      KEY(4, 7, KEY_ESC),     /* SW 9 */
};

static struct pxa27x_keypad_platform_data aspenite_keypad_info __initdata = {
      .matrix_key_rows  = 5,
      .matrix_key_cols  = 8,
      .matrix_key_map         = aspenite_matrix_key_map,
      .matrix_key_map_size    = ARRAY_SIZE(aspenite_matrix_key_map),
      .debounce_interval      = 30,
};

static void __init common_init(void)
{
      mfp_config(ARRAY_AND_SIZE(common_pin_config));

      /* on-chip devices */
      pxa168_add_uart(1);
      pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
      pxa168_add_ssp(1);
      pxa168_add_nand(&aspenite_nand_info);
      pxa168_add_fb(&aspenite_lcd_info);
      pxa168_add_keypad(&aspenite_keypad_info);

      /* off-chip devices */
      platform_device_register(&smc91x_device);
}

MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
      .map_io           = mmp_map_io,
      .nr_irqs    = IRQ_BOARD_START,
      .init_irq       = pxa168_init_irq,
      .timer          = &pxa168_timer,
      .init_machine   = common_init,
MACHINE_END

MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
      .map_io           = mmp_map_io,
      .nr_irqs    = IRQ_BOARD_START,
      .init_irq       = pxa168_init_irq,
      .timer          = &pxa168_timer,
      .init_machine   = common_init,
MACHINE_END

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