LXR linux/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#include <linux/mtd/nand.h>
  20
  21#include <asm/mach-types.h>
  22#include <asm/mach/arch.h>
  23
  24#include "common.h"
  25
  26#include "board-zoom.h"
  27
  28#include "board-flash.h"
  29#include "mux.h"
  30#include "sdram-micron-mt46h32m32lf-6.h"
  31#include "sdram-hynix-h8mbx00u0mer-0em.h"
  32
  33#define ZOOM3_EHCI_RESET_GPIO           64
  34
  35#ifdef CONFIG_OMAP_MUX
  36static struct omap_board_mux board_mux[] __initdata = {
  37        /* WLAN IRQ - GPIO 162 */
  38        OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
  39        /* WLAN POWER ENABLE - GPIO 101 */
  40        OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  41        /* WLAN SDIO: MMC3 CMD */
  42        OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
  43        /* WLAN SDIO: MMC3 CLK */
  44        OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  45        /* WLAN SDIO: MMC3 DAT[0-3] */
  46        OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  47        OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  48        OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  49        OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  50        { .reg_offset = OMAP_MUX_TERMINATOR },
  51};
  52#endif
  53
  54static struct mtd_partition zoom_nand_partitions[] = {
  55        /* All the partition sizes are listed in terms of NAND block size */
  56        {
  57                .name           = "X-Loader-NAND",
  58                .offset         = 0,
  59                .size           = 4 * (64 * 2048),      /* 512KB, 0x80000 */
  60                .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  61        },
  62        {
  63                .name           = "U-Boot-NAND",
  64                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  65                .size           = 10 * (64 * 2048),     /* 1.25MB, 0x140000 */
  66                .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  67        },
  68        {
  69                .name           = "Boot Env-NAND",
  70                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
  71                .size           = 2 * (64 * 2048),      /* 256KB, 0x40000 */
  72        },
  73        {
  74                .name           = "Kernel-NAND",
  75                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x0200000*/
  76                .size           = 240 * (64 * 2048),    /* 30M, 0x1E00000 */
  77        },
  78        {
  79                .name           = "system",
  80                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x2000000 */
  81                .size           = 3328 * (64 * 2048),   /* 416M, 0x1A000000 */
  82        },
  83        {
  84                .name           = "userdata",
  85                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1C000000*/
  86                .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
  87        },
  88        {
  89                .name           = "cache",
  90                .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1E000000*/
  91                .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
  92        },
  93};
  94
  95static struct usbhs_phy_data phy_data[] __initdata = {
  96        {
  97                .port = 2,
  98                .reset_gpio = ZOOM3_EHCI_RESET_GPIO,
  99                .vcc_gpio = -EINVAL,
 100        },
 101};
 102
 103static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
 104        .port_mode[1]           = OMAP_EHCI_PORT_MODE_PHY,
 105};
 106
 107static void __init omap_zoom_init(void)
 108{
 109        if (machine_is_omap_zoom2()) {
 110                omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 111        } else if (machine_is_omap_zoom3()) {
 112                omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
 113                omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
 114
 115                usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
 116                usbhs_init(&usbhs_bdata);
 117        }
 118
 119        board_nand_init(zoom_nand_partitions,
 120                        ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS,
 121                        NAND_BUSWIDTH_16, nand_default_timings);
 122        zoom_debugboard_init();
 123        zoom_peripherals_init();
 124
 125        if (machine_is_omap_zoom2())
 126                omap_sdrc_init(mt46h32m32lf6_sdrc_params,
 127                                          mt46h32m32lf6_sdrc_params);
 128        else if (machine_is_omap_zoom3())
 129                omap_sdrc_init(h8mbx00u0mer0em_sdrc_params,
 130                                          h8mbx00u0mer0em_sdrc_params);
 131
 132        zoom_display_init();
 133}
 134
 135MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
 136        .atag_offset    = 0x100,
 137        .reserve        = omap_reserve,
 138        .map_io         = omap3_map_io,
 139        .init_early     = omap3430_init_early,
 140        .init_irq       = omap3_init_irq,
 141        .handle_irq     = omap3_intc_handle_irq,
 142        .init_machine   = omap_zoom_init,
 143        .init_late      = omap3430_init_late,
 144        .init_time      = omap3_sync32k_timer_init,
 145        .restart        = omap3xxx_restart,
 146MACHINE_END
 147
 148MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
 149        .atag_offset    = 0x100,
 150        .reserve        = omap_reserve,
 151        .map_io         = omap3_map_io,
 152        .init_early     = omap3630_init_early,
 153        .init_irq       = omap3_init_irq,
 154        .handle_irq     = omap3_intc_handle_irq,
 155        .init_machine   = omap_zoom_init,
 156        .init_late      = omap3630_init_late,
 157        .init_time      = omap3_sync32k_timer_init,
 158        .restart        = omap3xxx_restart,
 159MACHINE_END
 160