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201 lines
4.8 KiB
201 lines
4.8 KiB
/*
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* linux/arch/arm/mach-omap1/board-h2.c
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*
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* Board specific inits for OMAP-1610 H2
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*
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* Copyright (C) 2001 RidgeRun, Inc.
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* Author: Greg Lonnon <glonnon@ridgerun.com>
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*
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* Copyright (C) 2002 MontaVista Software, Inc.
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*
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* Separated FPGA interrupts from innovator1510.c and cleaned up for 2.6
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* Copyright (C) 2004 Nokia Corporation by Tony Lindrgen <tony@atomide.com>
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*
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* H2 specific changes and cleanup
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* Copyright (C) 2004 Nokia Corporation by Imre Deak <imre.deak@nokia.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/device.h>
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#include <linux/delay.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <asm/hardware.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/flash.h>
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#include <asm/mach/map.h>
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#include <asm/arch/gpio.h>
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#include <asm/arch/mux.h>
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#include <asm/arch/tc.h>
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#include <asm/arch/usb.h>
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#include <asm/arch/common.h>
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extern int omap_gpio_init(void);
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static int __initdata h2_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1};
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static struct mtd_partition h2_partitions[] = {
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/* bootloader (U-Boot, etc) in first sector */
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{
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.name = "bootloader",
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.offset = 0,
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.size = SZ_128K,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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},
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/* bootloader params in the next sector */
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{
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.name = "params",
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.offset = MTDPART_OFS_APPEND,
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.size = SZ_128K,
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.mask_flags = 0,
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},
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/* kernel */
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{
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.name = "kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = SZ_2M,
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.mask_flags = 0
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},
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/* file system */
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{
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.name = "filesystem",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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.mask_flags = 0
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}
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};
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static struct flash_platform_data h2_flash_data = {
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.map_name = "cfi_probe",
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.width = 2,
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.parts = h2_partitions,
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.nr_parts = ARRAY_SIZE(h2_partitions),
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};
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static struct resource h2_flash_resource = {
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/* This is on CS3, wherever it's mapped */
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device h2_flash_device = {
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.name = "omapflash",
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.id = 0,
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.dev = {
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.platform_data = &h2_flash_data,
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},
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.num_resources = 1,
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.resource = &h2_flash_resource,
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};
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static struct resource h2_smc91x_resources[] = {
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[0] = {
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.start = OMAP1610_ETHR_START, /* Physical */
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.end = OMAP1610_ETHR_START + 0xf,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = OMAP_GPIO_IRQ(0),
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.end = OMAP_GPIO_IRQ(0),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device h2_smc91x_device = {
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.name = "smc91x",
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.id = 0,
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.num_resources = ARRAY_SIZE(h2_smc91x_resources),
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.resource = h2_smc91x_resources,
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};
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static struct platform_device *h2_devices[] __initdata = {
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&h2_flash_device,
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&h2_smc91x_device,
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};
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static void __init h2_init_smc91x(void)
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{
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if ((omap_request_gpio(0)) < 0) {
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printk("Error requesting gpio 0 for smc91x irq\n");
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return;
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}
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}
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static void __init h2_init_irq(void)
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{
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omap_init_irq();
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omap_gpio_init();
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h2_init_smc91x();
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}
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static struct omap_usb_config h2_usb_config __initdata = {
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/* usb1 has a Mini-AB port and external isp1301 transceiver */
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.otg = 2,
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#ifdef CONFIG_USB_GADGET_OMAP
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.hmc_mode = 19, // 0:host(off) 1:dev|otg 2:disabled
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// .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback)
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#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
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/* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
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.hmc_mode = 20, // 1:dev|otg(off) 1:host 2:disabled
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#endif
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.pins[1] = 3,
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};
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static struct omap_mmc_config h2_mmc_config __initdata = {
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.mmc [0] = {
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.enabled = 1,
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.wire4 = 1,
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.wp_pin = OMAP_MPUIO(3),
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.power_pin = -1, /* tps65010 gpio3 */
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.switch_pin = OMAP_MPUIO(1),
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},
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};
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static struct omap_board_config_kernel h2_config[] = {
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{ OMAP_TAG_USB, &h2_usb_config },
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{ OMAP_TAG_MMC, &h2_mmc_config },
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};
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static void __init h2_init(void)
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{
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/* NOTE: revC boards support NAND-boot, which can put NOR on CS2B
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* and NAND (either 16bit or 8bit) on CS3.
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*/
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h2_flash_resource.end = h2_flash_resource.start = omap_cs3_phys();
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h2_flash_resource.end += SZ_32M - 1;
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/* MMC: card detect and WP */
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// omap_cfg_reg(U19_ARMIO1); /* CD */
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omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */
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platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
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omap_board_config = h2_config;
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omap_board_config_size = ARRAY_SIZE(h2_config);
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}
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static void __init h2_map_io(void)
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{
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omap_map_common_io();
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omap_serial_init(h2_serial_ports);
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}
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MACHINE_START(OMAP_H2, "TI-H2")
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/* Maintainer: Imre Deak <imre.deak@nokia.com> */
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.phys_ram = 0x10000000,
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.phys_io = 0xfff00000,
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.io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
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.boot_params = 0x10000100,
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.map_io = h2_map_io,
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.init_irq = h2_init_irq,
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.init_machine = h2_init,
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.timer = &omap_timer,
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MACHINE_END
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