aspenite.c

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/*
 *  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/gpio.h>
#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 <linux/platform_data/mv_usb.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/irqs.h>
#include <video/pxa168fb.h>
#include <linux/input.h>
#include <linux/platform_data/keypad-pxa27x.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  = MMP_GPIO_TO_IRQ(27),
        .end    = MMP_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_32M + SZ_16M,
        .mask_flags = 0,
    }
};

static struct pxa3xx_nand_platform_data aspenite_nand_info = {
    .enable_arbiter = 1,
    .num_cs = 1,
    .parts[0]   = aspenite_nand_partitions,
    .nr_parts[0]    = 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,
};

#if defined(CONFIG_USB_EHCI_MV)
static char *pxa168_sph_clock_name[] = {
    [0] = "PXA168-USBCLK",
};

static struct mv_usb_platform_data pxa168_sph_pdata = {
    .clknum         = 1,
    .clkname        = pxa168_sph_clock_name,
    .mode           = MV_USB_MODE_HOST,
    .phy_init   = pxa_usb_phy_init,
    .phy_deinit = pxa_usb_phy_deinit,
    .set_vbus   = NULL,
};
#endif

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);
    platform_device_register(&pxa168_device_gpio);

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

#if defined(CONFIG_USB_EHCI_MV)
    pxa168_add_usb_host(&pxa168_sph_pdata);
#endif
}

MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
    .map_io     = mmp_map_io,
    .nr_irqs    = MMP_NR_IRQS,
    .init_irq       = pxa168_init_irq,
    .timer          = &pxa168_timer,
    .init_machine   = common_init,
    .restart    = pxa168_restart,
MACHINE_END

MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
    .map_io     = mmp_map_io,
    .nr_irqs    = MMP_NR_IRQS,
    .init_irq       = pxa168_init_irq,
    .timer          = &pxa168_timer,
    .init_machine   = common_init,
    .restart    = pxa168_restart,
MACHINE_END