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 <plat/common.h>
  25 #include <plat/board.h>
  26 #include <plat/usb.h>
  27
  28 #include <mach/board-zoom.h>
  29
  30 #include "board-flash.h"
  31 #include "mux.h"
  32 #include "sdram-micron-mt46h32m32lf-6.h"
  33 #include "sdram-hynix-h8mbx00u0mer-0em.h"
  34
  35 #define ZOOM3_EHCI_RESET_GPIO           64
  36
  37 static void __init omap_zoom_init_early(void)
  38 {
  39         omap2_init_common_infrastructure();
  40         if (machine_is_omap_zoom2())
  41                 omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
  42                                           mt46h32m32lf6_sdrc_params);
  43         else if (machine_is_omap_zoom3())
  44                 omap2_init_common_devices(h8mbx00u0mer0em_sdrc_params,
  45                                           h8mbx00u0mer0em_sdrc_params);
  46 }
  47
  48 #ifdef CONFIG_OMAP_MUX
  49 static struct omap_board_mux board_mux[] __initdata = {
  50         /* WLAN IRQ - GPIO 162 */
  51         OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
  52         /* WLAN POWER ENABLE - GPIO 101 */
  53         OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  54         /* WLAN SDIO: MMC3 CMD */
  55         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
  56         /* WLAN SDIO: MMC3 CLK */
  57         OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  58         /* WLAN SDIO: MMC3 DAT[0-3] */
  59         OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  60         OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  61         OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  62         OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
  63         { .reg_offset = OMAP_MUX_TERMINATOR },
  64 };
  65 #endif
  66
  67 static struct mtd_partition zoom_nand_partitions[] = {
  68         /* All the partition sizes are listed in terms of NAND block size */
  69         {
  70                 .name           = "X-Loader-NAND",
  71                 .offset         = 0,
  72                 .size           = 4 * (64 * 2048),      /* 512KB, 0x80000 */
  73                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  74         },
  75         {
  76                 .name           = "U-Boot-NAND",
  77                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x80000 */
  78                 .size           = 10 * (64 * 2048),     /* 1.25MB, 0x140000 */
  79                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  80         },
  81         {
  82                 .name           = "Boot Env-NAND",
  83                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1c0000 */
  84                 .size           = 2 * (64 * 2048),      /* 256KB, 0x40000 */
  85         },
  86         {
  87                 .name           = "Kernel-NAND",
  88                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x0200000*/
  89                 .size           = 240 * (64 * 2048),    /* 30M, 0x1E00000 */
  90         },
  91         {
  92                 .name           = "system",
  93                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x2000000 */
  94                 .size           = 3328 * (64 * 2048),   /* 416M, 0x1A000000 */
  95         },
  96         {
  97                 .name           = "userdata",
  98                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1C000000*/
  99                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
 100         },
 101         {
 102                 .name           = "cache",
 103                 .offset         = MTDPART_OFS_APPEND,   /* Offset = 0x1E000000*/
 104                 .size           = 256 * (64 * 2048),    /* 32M, 0x2000000 */
 105         },
 106 };
 107
 108 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 109         .port_mode[0]           = OMAP_USBHS_PORT_MODE_UNUSED,
 110         .port_mode[1]           = OMAP_EHCI_PORT_MODE_PHY,
 111         .port_mode[2]           = OMAP_USBHS_PORT_MODE_UNUSED,
 112         .phy_reset              = true,
 113         .reset_gpio_port[0]     = -EINVAL,
 114         .reset_gpio_port[1]     = ZOOM3_EHCI_RESET_GPIO,
 115         .reset_gpio_port[2]     = -EINVAL,
 116 };
 117
 118 static void __init omap_zoom_init(void)
 119 {
 120         if (machine_is_omap_zoom2()) {
 121                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 122         } else if (machine_is_omap_zoom3()) {
 123                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
 124                 omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
 125                 usbhs_init(&usbhs_bdata);
 126         }
 127
 128         board_nand_init(zoom_nand_partitions, ARRAY_SIZE(zoom_nand_partitions),
 129                                                 ZOOM_NAND_CS, NAND_BUSWIDTH_16);
 130         zoom_debugboard_init();
 131         zoom_peripherals_init();
 132         zoom_display_init();
 133 }
 134
 135 MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
 136         .boot_params    = 0x80000100,
 137         .reserve        = omap_reserve,
 138         .map_io         = omap3_map_io,
 139         .init_early     = omap_zoom_init_early,
 140         .init_irq       = omap3_init_irq,
 141         .init_machine   = omap_zoom_init,
 142         .timer          = &omap3_timer,
 143 MACHINE_END
 144
 145 MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
 146         .boot_params    = 0x80000100,
 147         .reserve        = omap_reserve,
 148         .map_io         = omap3_map_io,
 149         .init_early     = omap_zoom_init_early,
 150         .init_irq       = omap3_init_irq,
 151         .init_machine   = omap_zoom_init,
 152         .timer          = &omap3_timer,
 153 MACHINE_END