You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
197 lines
4.6 KiB
197 lines
4.6 KiB
/*
|
|
* linux/arch/arm/mach-omap/omap2/board-h4.c
|
|
*
|
|
* Copyright (C) 2005 Nokia Corporation
|
|
* Author: Paul Mundt <paul.mundt@nokia.com>
|
|
*
|
|
* Modified from mach-omap/omap1/board-generic.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/mtd/mtd.h>
|
|
#include <linux/mtd/partitions.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <asm/hardware.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
#include <asm/mach/flash.h>
|
|
|
|
#include <asm/arch/gpio.h>
|
|
#include <asm/arch/mux.h>
|
|
#include <asm/arch/usb.h>
|
|
#include <asm/arch/board.h>
|
|
#include <asm/arch/common.h>
|
|
#include <asm/arch/prcm.h>
|
|
|
|
#include <asm/io.h>
|
|
#include <asm/delay.h>
|
|
|
|
static struct mtd_partition h4_partitions[] = {
|
|
/* bootloader (U-Boot, etc) in first sector */
|
|
{
|
|
.name = "bootloader",
|
|
.offset = 0,
|
|
.size = SZ_128K,
|
|
.mask_flags = MTD_WRITEABLE, /* force read-only */
|
|
},
|
|
/* bootloader params in the next sector */
|
|
{
|
|
.name = "params",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = SZ_128K,
|
|
.mask_flags = 0,
|
|
},
|
|
/* kernel */
|
|
{
|
|
.name = "kernel",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = SZ_2M,
|
|
.mask_flags = 0
|
|
},
|
|
/* file system */
|
|
{
|
|
.name = "filesystem",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = MTDPART_SIZ_FULL,
|
|
.mask_flags = 0
|
|
}
|
|
};
|
|
|
|
static struct flash_platform_data h4_flash_data = {
|
|
.map_name = "cfi_probe",
|
|
.width = 2,
|
|
.parts = h4_partitions,
|
|
.nr_parts = ARRAY_SIZE(h4_partitions),
|
|
};
|
|
|
|
static struct resource h4_flash_resource = {
|
|
.start = H4_CS0_BASE,
|
|
.end = H4_CS0_BASE + SZ_64M - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
};
|
|
|
|
static struct platform_device h4_flash_device = {
|
|
.name = "omapflash",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &h4_flash_data,
|
|
},
|
|
.num_resources = 1,
|
|
.resource = &h4_flash_resource,
|
|
};
|
|
|
|
static struct resource h4_smc91x_resources[] = {
|
|
[0] = {
|
|
.start = OMAP24XX_ETHR_START, /* Physical */
|
|
.end = OMAP24XX_ETHR_START + 0xf,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = OMAP_GPIO_IRQ(OMAP24XX_ETHR_GPIO_IRQ),
|
|
.end = OMAP_GPIO_IRQ(OMAP24XX_ETHR_GPIO_IRQ),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device h4_smc91x_device = {
|
|
.name = "smc91x",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(h4_smc91x_resources),
|
|
.resource = h4_smc91x_resources,
|
|
};
|
|
|
|
static struct platform_device *h4_devices[] __initdata = {
|
|
&h4_smc91x_device,
|
|
&h4_flash_device,
|
|
};
|
|
|
|
static inline void __init h4_init_smc91x(void)
|
|
{
|
|
/* Make sure CS1 timings are correct */
|
|
GPMC_CONFIG1_1 = 0x00011200;
|
|
GPMC_CONFIG2_1 = 0x001f1f01;
|
|
GPMC_CONFIG3_1 = 0x00080803;
|
|
GPMC_CONFIG4_1 = 0x1c091c09;
|
|
GPMC_CONFIG5_1 = 0x041f1f1f;
|
|
GPMC_CONFIG6_1 = 0x000004c4;
|
|
GPMC_CONFIG7_1 = 0x00000f40 | (0x08000000 >> 24);
|
|
udelay(100);
|
|
|
|
omap_cfg_reg(M15_24XX_GPIO92);
|
|
if (omap_request_gpio(OMAP24XX_ETHR_GPIO_IRQ) < 0) {
|
|
printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
|
|
OMAP24XX_ETHR_GPIO_IRQ);
|
|
return;
|
|
}
|
|
omap_set_gpio_direction(OMAP24XX_ETHR_GPIO_IRQ, 1);
|
|
}
|
|
|
|
static void __init omap_h4_init_irq(void)
|
|
{
|
|
omap2_init_common_hw();
|
|
omap_init_irq();
|
|
omap_gpio_init();
|
|
h4_init_smc91x();
|
|
}
|
|
|
|
static struct omap_uart_config h4_uart_config __initdata = {
|
|
.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
|
|
};
|
|
|
|
static struct omap_mmc_config h4_mmc_config __initdata = {
|
|
.mmc [0] = {
|
|
.enabled = 1,
|
|
.wire4 = 1,
|
|
.wp_pin = -1,
|
|
.power_pin = -1,
|
|
.switch_pin = -1,
|
|
},
|
|
};
|
|
|
|
static struct omap_lcd_config h4_lcd_config __initdata = {
|
|
.panel_name = "h4",
|
|
.ctrl_name = "internal",
|
|
};
|
|
|
|
static struct omap_board_config_kernel h4_config[] = {
|
|
{ OMAP_TAG_UART, &h4_uart_config },
|
|
{ OMAP_TAG_MMC, &h4_mmc_config },
|
|
{ OMAP_TAG_LCD, &h4_lcd_config },
|
|
};
|
|
|
|
static void __init omap_h4_init(void)
|
|
{
|
|
/*
|
|
* Make sure the serial ports are muxed on at this point.
|
|
* You have to mux them off in device drivers later on
|
|
* if not needed.
|
|
*/
|
|
platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices));
|
|
omap_board_config = h4_config;
|
|
omap_board_config_size = ARRAY_SIZE(h4_config);
|
|
omap_serial_init();
|
|
}
|
|
|
|
static void __init omap_h4_map_io(void)
|
|
{
|
|
omap2_map_common_io();
|
|
}
|
|
|
|
MACHINE_START(OMAP_H4, "OMAP2420 H4 board")
|
|
/* Maintainer: Paul Mundt <paul.mundt@nokia.com> */
|
|
.phys_io = 0x48000000,
|
|
.io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
|
|
.boot_params = 0x80000100,
|
|
.map_io = omap_h4_map_io,
|
|
.init_irq = omap_h4_init_irq,
|
|
.init_machine = omap_h4_init,
|
|
.timer = &omap_timer,
|
|
MACHINE_END
|
|
|