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
  36 static 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
  54 static 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
  95 static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
  96         .port_mode[0]           = OMAP_USBHS_PORT_MODE_UNUSED,
  97         .port_mode[1]           = OMAP_EHCI_PORT_MODE_PHY,
  98         .port_mode[2]           = OMAP_USBHS_PORT_MODE_UNUSED,
  99         .phy_reset              = true,
 100         .reset_gpio_port[0]     = -EINVAL,
 101         .reset_gpio_port[1]     = ZOOM3_EHCI_RESET_GPIO,
 102         .reset_gpio_port[2]     = -EINVAL,
 103 };
 104
 105 static void __init omap_zoom_init(void)
 106 {
 107         if (machine_is_omap_zoom2()) {
 108                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 109         } else if (machine_is_omap_zoom3()) {
 110                 omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
 111                 omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
 112                 usbhs_init(&usbhs_bdata);
 113         }
 114
 115         board_nand_init(zoom_nand_partitions,
 116                         ARRAY_SIZE(zoom_nand_partitions), ZOOM_NAND_CS,
 117                         NAND_BUSWIDTH_16, nand_default_timings);
 118         zoom_debugboard_init();
 119         zoom_peripherals_init();
 120
 121         if (machine_is_omap_zoom2())
 122                 omap_sdrc_init(mt46h32m32lf6_sdrc_params,
 123                                           mt46h32m32lf6_sdrc_params);
 124         else if (machine_is_omap_zoom3())
 125                 omap_sdrc_init(h8mbx00u0mer0em_sdrc_params,
 126                                           h8mbx00u0mer0em_sdrc_params);
 127
 128         zoom_display_init();
 129 }
 130
 131 MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
 132         .atag_offset    = 0x100,
 133         .reserve        = omap_reserve,
 134         .map_io         = omap3_map_io,
 135         .init_early     = omap3430_init_early,
 136         .init_irq       = omap3_init_irq,
 137         .handle_irq     = omap3_intc_handle_irq,
 138         .init_machine   = omap_zoom_init,
 139         .init_late      = omap3430_init_late,
 140         .init_time      = omap3_sync32k_timer_init,
 141         .restart        = omap3xxx_restart,
 142 MACHINE_END
 143
 144 MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
 145         .atag_offset    = 0x100,
 146         .reserve        = omap_reserve,
 147         .map_io         = omap3_map_io,
 148         .init_early     = omap3630_init_early,
 149         .init_irq       = omap3_init_irq,
 150         .handle_irq     = omap3_intc_handle_irq,
 151         .init_machine   = omap_zoom_init,
 152         .init_late      = omap3630_init_late,
 153         .init_time      = omap3_sync32k_timer_init,
 154         .restart        = omap3xxx_restart,
 155 MACHINE_END