release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-omap2/board-zoom3.c

   1 /*
   2  * Copyright (C) 2009 Texas Instruments Inc.
   3  *
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9
  10 #include <linux/kernel.h>
  11 #include <linux/init.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/input.h>
  14 #include <linux/gpio.h>
  15
  16 #include <asm/mach-types.h>
  17 #include <asm/mach/arch.h>
  18
  19 #include <mach/board-zoom.h>
  20
  21 #include <plat/common.h>
  22 #include <plat/board.h>
  23 #include <plat/usb.h>
  24
  25 #include "mux.h"
  26 #include "sdram-hynix-h8mbx00u0mer-0em.h"
  27
  28 static struct omap_board_config_kernel zoom_config[] __initdata = {
  29 };
  30
  31 static struct mtd_partition zoom_nand_partitions[] = {
  32         /* All the partition sizes are listed in terms of NAND block size */
  33         {
  34                 .name           = "X-Loader-NAND",
  35                 .offset         = 0,
  36                 .size           = 4 * (64 * 2048),      /* 512KB, 0x80000 */
  37                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  38         },
  39         {
  40                 .name           = "U-Boot-NAND",
  41                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  42                 .size           = 10 * (64 * 2048),     /* 1.25MB, 0x140000 */
  43                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  44         },
  45         {
  46                 .name           = "Boot Env-NAND",
  47                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
  48                 .size           = 2 * (64 * 2048),      /* 256KB, 0x40000 */
  49         },
  50         {
  51                 .name           = "Kernel-NAND",
  52                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x0200000*/
  53                 .size           = 240 * (64 * 2048),    /* 30M, 0x1E00000 */
  54         },
  55         {
  56                 .name           = "system",
  57                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x2000000 */
  58                 .size           = 3328 * (64 * 2048),   /* 416M, 0x1A000000 */
  59         },
  60         {
  61                 .name           = "userdata",
  62                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1C000000*/
  63                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
  64         },
  65         {
  66                 .name           = "cache",
  67                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1E000000*/
  68                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
  69         },
  70 };
  71
  72 static void __init omap_zoom_init_irq(void)
  73 {
  74         omap_board_config = zoom_config;
  75         omap_board_config_size = ARRAY_SIZE(zoom_config);
  76         omap2_init_common_hw(h8mbx00u0mer0em_sdrc_params,
  77                         h8mbx00u0mer0em_sdrc_params);
  78         omap_init_irq();
  79         omap_gpio_init();
  80 }
  81
  82 #ifdef CONFIG_OMAP_MUX
  83 static struct omap_board_mux board_mux[] __initdata = {
  84         /* WLAN IRQ - GPIO 162 */
  85         OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
  86         /* WLAN POWER ENABLE - GPIO 101 */
  87         OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  88         /* WLAN SDIO: MMC3 CMD */
  89         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
  90         /* WLAN SDIO: MMC3 CLK */
  91         OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  92         /* WLAN SDIO: MMC3 DAT[0-3] */
  93         OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  94         OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  95         OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  96         OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  97         { .reg_offset = OMAP_MUX_TERMINATOR },
  98 };
  99 #else
 100 #define board_mux       NULL
 101 #endif
 102
 103 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 104         .port_mode[0]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
 105         .port_mode[1]           = EHCI_HCD_OMAP_MODE_PHY,
 106         .port_mode[2]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
 107         .phy_reset              = true,
 108         .reset_gpio_port[0]     = -EINVAL,
 109         .reset_gpio_port[1]     = 64,
 110         .reset_gpio_port[2]     = -EINVAL,
 111 };
 112
 113 static void __init omap_zoom_init(void)
 114 {
 115         omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
 116         zoom_peripherals_init();
 117         board_nand_init(zoom_nand_partitions,
 118                          ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS);
 119         zoom_debugboard_init();
 120
 121         omap_mux_init_gpio(64, OMAP_PIN_OUTPUT);
 122         usb_ehci_init(&ehci_pdata);
 123 }
 124
 125 MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
 126         .phys_io        = ZOOM_UART_BASE,
 127         .io_pg_offst    = (ZOOM_UART_VIRT >> 18) & 0xfffc,
 128         .boot_params    = 0x80000100,
 129         .map_io         = omap3_map_io,
 130         .reserve        = omap_reserve,
 131         .init_irq       = omap_zoom_init_irq,
 132         .init_machine   = omap_zoom_init,
 133         .timer          = &omap_timer,
 134 MACHINE_END