linux/arch/arm/mach-omap2/board-zoom.c
Shawn Guo bbd707acee ARM: omap2: use machine specific hook for late init
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
2012-05-08 20:36:20 +08:00

156 lines
4.5 KiB
C

/*
* Copyright (C) 2009-2010 Texas Instruments Inc.
* Mikkel Christensen <mlc@ti.com>
* Felipe Balbi <balbi@ti.com>
*
* Modified from mach-omap2/board-ldp.c
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <linux/gpio.h>
#include <linux/i2c/twl.h>
#include <linux/mtd/nand.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "common.h"
#include <plat/board.h>
#include <plat/usb.h>
#include <mach/board-zoom.h>
#include "board-flash.h"
#include "mux.h"
#include "sdram-micron-mt46h32m32lf-6.h"
#include "sdram-hynix-h8mbx00u0mer-0em.h"
#define ZOOM3_EHCI_RESET_GPIO 64
#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
/* WLAN IRQ - GPIO 162 */
OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
/* WLAN POWER ENABLE - GPIO 101 */
OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
/* WLAN SDIO: MMC3 CMD */
OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
/* WLAN SDIO: MMC3 CLK */
OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
/* WLAN SDIO: MMC3 DAT[0-3] */
OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif
static struct mtd_partition zoom_nand_partitions[] = {
/* All the partition sizes are listed in terms of NAND block size */
{
.name = "X-Loader-NAND",
.offset = 0,
.size = 4 * (64 * 2048), /* 512KB, 0x80000 */
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
{
.name = "U-Boot-NAND",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
.size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
{
.name = "Boot Env-NAND",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */
.size = 2 * (64 * 2048), /* 256KB, 0x40000 */
},
{
.name = "Kernel-NAND",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/
.size = 240 * (64 * 2048), /* 30M, 0x1E00000 */
},
{
.name = "system",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */
.size = 3328 * (64 * 2048), /* 416M, 0x1A000000 */
},
{
.name = "userdata",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x1C000000*/
.size = 256 * (64 * 2048), /* 32M, 0x2000000 */
},
{
.name = "cache",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x1E000000*/
.size = 256 * (64 * 2048), /* 32M, 0x2000000 */
},
};
static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
.port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
.phy_reset = true,
.reset_gpio_port[0] = -EINVAL,
.reset_gpio_port[1] = ZOOM3_EHCI_RESET_GPIO,
.reset_gpio_port[2] = -EINVAL,
};
static void __init omap_zoom_init(void)
{
if (machine_is_omap_zoom2()) {
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
} else if (machine_is_omap_zoom3()) {
omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
usbhs_init(&usbhs_bdata);
}
board_nand_init(zoom_nand_partitions, ARRAY_SIZE(zoom_nand_partitions),
ZOOM_NAND_CS, NAND_BUSWIDTH_16);
zoom_debugboard_init();
zoom_peripherals_init();
if (machine_is_omap_zoom2())
omap_sdrc_init(mt46h32m32lf6_sdrc_params,
mt46h32m32lf6_sdrc_params);
else if (machine_is_omap_zoom3())
omap_sdrc_init(h8mbx00u0mer0em_sdrc_params,
h8mbx00u0mer0em_sdrc_params);
zoom_display_init();
}
MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = omap3430_init_early,
.init_irq = omap3_init_irq,
.handle_irq = omap3_intc_handle_irq,
.init_machine = omap_zoom_init,
.init_late = omap3430_init_late,
.timer = &omap3_timer,
.restart = omap_prcm_restart,
MACHINE_END
MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
.atag_offset = 0x100,
.reserve = omap_reserve,
.map_io = omap3_map_io,
.init_early = omap3630_init_early,
.init_irq = omap3_init_irq,
.handle_irq = omap3_intc_handle_irq,
.init_machine = omap_zoom_init,
.init_late = omap3630_init_late,
.timer = &omap3_timer,
.restart = omap_prcm_restart,
MACHINE_END