arch/arm/mach-omap2/board-zoom2.c

   1 /*
   2  * Copyright (C) 2009 Texas Instruments Inc.
   3  * Mikkel Christensen <mlc@ti.com>
   4  *
   5  * Modified from mach-omap2/board-ldp.c
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11
  12 #include <linux/kernel.h>
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/input.h>
  16 #include <linux/gpio.h>
  17 #include <linux/i2c/twl.h>
  18
  19 #include <asm/mach-types.h>
  20 #include <asm/mach/arch.h>
  21
  22 #include <plat/common.h>
  23 #include <plat/board.h>
  24
  25 #include <mach/board-zoom.h>
  26
  27 #include "board-flash.h"
  28 #include "mux.h"
  29 #include "sdram-micron-mt46h32m32lf-6.h"
  30
  31 static void __init omap_zoom2_init_irq(void)
  32 {
  33         omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
  34                                  mt46h32m32lf6_sdrc_params);
  35         omap_init_irq();
  36         omap_gpio_init();
  37 }
  38
  39 #ifdef CONFIG_OMAP_MUX
  40 static struct omap_board_mux board_mux[] __initdata = {
  41         /* WLAN IRQ - GPIO 162 */
  42         OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
  43         /* WLAN POWER ENABLE - GPIO 101 */
  44         OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  45         /* WLAN SDIO: MMC3 CMD */
  46         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
  47         /* WLAN SDIO: MMC3 CLK */
  48         OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  49         /* WLAN SDIO: MMC3 DAT[0-3] */
  50         OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  51         OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  52         OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  53         OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  54         { .reg_offset = OMAP_MUX_TERMINATOR },
  55 };
  56 #else
  57 #define board_mux       NULL
  58 #endif
  59
  60 static struct mtd_partition zoom_nand_partitions[] = {
  61         /* All the partition sizes are listed in terms of NAND block size */
  62         {
  63                 .name           = "X-Loader-NAND",
  64                 .offset         = 0,
  65                 .size           = 4 * (64 * 2048),      /* 512KB, 0x80000 */
  66                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  67         },
  68         {
  69                 .name           = "U-Boot-NAND",
  70                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  71                 .size           = 10 * (64 * 2048),     /* 1.25MB, 0x140000 */
  72                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  73         },
  74         {
  75                 .name           = "Boot Env-NAND",
  76                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
  77                 .size           = 2 * (64 * 2048),      /* 256KB, 0x40000 */
  78         },
  79         {
  80                 .name           = "Kernel-NAND",
  81                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x0200000*/
  82                 .size           = 240 * (64 * 2048),    /* 30M, 0x1E00000 */
  83         },
  84         {
  85                 .name           = "system",
  86                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x2000000 */
  87                 .size           = 3328 * (64 * 2048),   /* 416M, 0x1A000000 */
  88         },
  89         {
  90                 .name           = "userdata",
  91                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1C000000*/
  92                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
  93         },
  94         {
  95                 .name           = "cache",
  96                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1E000000*/
  97                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
  98         },
  99 };
 100
 101 static void __init omap_zoom2_init(void)
 102 {
 103         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 104         zoom_peripherals_init();
 105         board_nand_init(zoom_nand_partitions,
 106                         ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS);
 107         zoom_debugboard_init();
 108 }
 109
 110 MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
 111         .boot_params    = 0x80000100,
 112         .map_io         = omap3_map_io,
 113         .reserve        = omap_reserve,
 114         .init_irq       = omap_zoom2_init_irq,
 115         .init_machine   = omap_zoom2_init,
 116         .timer          = &omap_timer,
 117 MACHINE_END