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

   1 /*
   2  * Copyright (C) 2009-2010 Texas Instruments Inc.
   3  * Mikkel Christensen <mlc@ti.com>
   4  * Felipe Balbi <balbi@ti.com>
   5  *
   6  * Modified from mach-omap2/board-ldp.c
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include <linux/kernel.h>
  14 #include <linux/init.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/input.h>
  17 #include <linux/gpio.h>
  18 #include <linux/i2c/twl.h>
  19
  20 #include <asm/mach-types.h>
  21 #include <asm/mach/arch.h>
  22
  23 #include <plat/common.h>
  24 #include <plat/board.h>
  25 #include <plat/usb.h>
  26
  27 #include <mach/board-zoom.h>
  28
  29 #include "board-flash.h"
  30 #include "mux.h"
  31 #include "sdram-micron-mt46h32m32lf-6.h"
  32 #include "sdram-hynix-h8mbx00u0mer-0em.h"
  33
  34 #define ZOOM3_EHCI_RESET_GPIO           64
  35
  36 static void __init omap_zoom_init_irq(void)
  37 {
  38         if (machine_is_omap_zoom2())
  39                 omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
  40                                 mt46h32m32lf6_sdrc_params);
  41         else if (machine_is_omap_zoom3())
  42                 omap2_init_common_hw(h8mbx00u0mer0em_sdrc_params,
  43                                 h8mbx00u0mer0em_sdrc_params);
  44
  45         omap_init_irq();
  46         omap_gpio_init();
  47 }
  48
  49 #ifdef CONFIG_OMAP_MUX
  50 static struct omap_board_mux board_mux[] __initdata = {
  51         /* WLAN IRQ - GPIO 162 */
  52         OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
  53         /* WLAN POWER ENABLE - GPIO 101 */
  54         OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  55         /* WLAN SDIO: MMC3 CMD */
  56         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
  57         /* WLAN SDIO: MMC3 CLK */
  58         OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  59         /* WLAN SDIO: MMC3 DAT[0-3] */
  60         OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  61         OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  62         OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  63         OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  64         { .reg_offset = OMAP_MUX_TERMINATOR },
  65 };
  66 #else
  67 #define board_mux       NULL
  68 #endif
  69
  70 static struct mtd_partition zoom_nand_partitions[] = {
  71         /* All the partition sizes are listed in terms of NAND block size */
  72         {
  73                 .name           = "X-Loader-NAND",
  74                 .offset         = 0,
  75                 .size           = 4 * (64 * 2048),      /* 512KB, 0x80000 */
  76                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  77         },
  78         {
  79                 .name           = "U-Boot-NAND",
  80                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  81                 .size           = 10 * (64 * 2048),     /* 1.25MB, 0x140000 */
  82                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  83         },
  84         {
  85                 .name           = "Boot Env-NAND",
  86                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
  87                 .size           = 2 * (64 * 2048),      /* 256KB, 0x40000 */
  88         },
  89         {
  90                 .name           = "Kernel-NAND",
  91                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x0200000*/
  92                 .size           = 240 * (64 * 2048),    /* 30M, 0x1E00000 */
  93         },
  94         {
  95                 .name           = "system",
  96                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x2000000 */
  97                 .size           = 3328 * (64 * 2048),   /* 416M, 0x1A000000 */
  98         },
  99         {
 100                 .name           = "userdata",
 101                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1C000000*/
 102                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
 103         },
 104         {
 105                 .name           = "cache",
 106                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1E000000*/
 107                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
 108         },
 109 };
 110
 111 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
 112         .port_mode[0]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
 113         .port_mode[1]           = EHCI_HCD_OMAP_MODE_PHY,
 114         .port_mode[2]           = EHCI_HCD_OMAP_MODE_UNKNOWN,
 115         .phy_reset              = true,
 116         .reset_gpio_port[0]     = -EINVAL,
 117         .reset_gpio_port[1]     = ZOOM3_EHCI_RESET_GPIO,
 118         .reset_gpio_port[2]     = -EINVAL,
 119 };
 120
 121 static void __init omap_zoom_init(void)
 122 {
 123         if (machine_is_omap_zoom2()) {
 124                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 125         } else if (machine_is_omap_zoom3()) {
 126                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
 127                 omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
 128                 usb_ehci_init(&ehci_pdata);
 129         }
 130
 131         board_nand_init(zoom_nand_partitions,
 132                         ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS);
 133         zoom_debugboard_init();
 134         zoom_peripherals_init();
 135 }
 136
 137 MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
 138         .boot_params    = 0x80000100,
 139         .map_io         = omap3_map_io,
 140         .reserve        = omap_reserve,
 141         .init_irq       = omap_zoom_init_irq,
 142         .init_machine   = omap_zoom_init,
 143         .timer          = &omap_timer,
 144 MACHINE_END
 145
 146 MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
 147         .boot_params    = 0x80000100,
 148         .map_io         = omap3_map_io,
 149         .reserve        = omap_reserve,
 150         .init_irq       = omap_zoom_init_irq,
 151         .init_machine   = omap_zoom_init,
 152         .timer          = &omap_timer,
 153 MACHINE_END