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xianfeng |
/*
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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/platform_device.h>
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#include <linux/delay.h>
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#include <linux/i2c.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/nand.h>
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#include <linux/mtd/partitions.h>
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#include <linux/input.h>
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#include <asm/hardware.h>
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#include <asm/gpio.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/tps65010.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/irda.h>
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#include <asm/arch/usb.h>
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#include <asm/arch/keypad.h>
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#include <asm/arch/common.h>
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#include <asm/arch/mcbsp.h>
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#include <asm/arch/omap-alsa.h>
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extern int omap_gpio_init(void);
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static int h2_keymap[] = {
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KEY(0, 0, KEY_LEFT),
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KEY(0, 1, KEY_RIGHT),
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KEY(0, 2, KEY_3),
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KEY(0, 3, KEY_F10),
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KEY(0, 4, KEY_F5),
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KEY(0, 5, KEY_9),
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KEY(1, 0, KEY_DOWN),
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KEY(1, 1, KEY_UP),
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KEY(1, 2, KEY_2),
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KEY(1, 3, KEY_F9),
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KEY(1, 4, KEY_F7),
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KEY(1, 5, KEY_0),
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KEY(2, 0, KEY_ENTER),
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KEY(2, 1, KEY_6),
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KEY(2, 2, KEY_1),
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KEY(2, 3, KEY_F2),
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KEY(2, 4, KEY_F6),
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KEY(2, 5, KEY_HOME),
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KEY(3, 0, KEY_8),
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KEY(3, 1, KEY_5),
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KEY(3, 2, KEY_F12),
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KEY(3, 3, KEY_F3),
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KEY(3, 4, KEY_F8),
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KEY(3, 5, KEY_END),
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KEY(4, 0, KEY_7),
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KEY(4, 1, KEY_4),
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KEY(4, 2, KEY_F11),
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KEY(4, 3, KEY_F1),
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KEY(4, 4, KEY_F4),
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KEY(4, 5, KEY_ESC),
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KEY(5, 0, KEY_F13),
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KEY(5, 1, KEY_F14),
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KEY(5, 2, KEY_F15),
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KEY(5, 3, KEY_F16),
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KEY(5, 4, KEY_SLEEP),
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};
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static struct mtd_partition h2_nor_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_nor_data = {
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.map_name = "cfi_probe",
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.width = 2,
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.parts = h2_nor_partitions,
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.nr_parts = ARRAY_SIZE(h2_nor_partitions),
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};
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static struct resource h2_nor_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_nor_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_nor_data,
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},
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.num_resources = 1,
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.resource = &h2_nor_resource,
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};
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#if 0 /* REVISIT: Enable when nand_platform_data is applied */
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static struct mtd_partition h2_nand_partitions[] = {
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#if 0
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/* REVISIT: enable these partitions if you make NAND BOOT
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* work on your H2 (rev C or newer); published versions of
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* x-load only support P2 and H3.
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*/
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{
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.name = "xloader",
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.offset = 0,
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.size = 64 * 1024,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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},
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{
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.name = "bootloader",
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.offset = MTDPART_OFS_APPEND,
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.size = 256 * 1024,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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},
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{
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.name = "params",
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.offset = MTDPART_OFS_APPEND,
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.size = 192 * 1024,
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},
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{
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.name = "kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = 2 * SZ_1M,
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},
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#endif
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{
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.name = "filesystem",
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.size = MTDPART_SIZ_FULL,
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.offset = MTDPART_OFS_APPEND,
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},
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};
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/* dip switches control NAND chip access: 8 bit, 16 bit, or neither */
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static struct nand_platform_data h2_nand_data = {
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.options = NAND_SAMSUNG_LP_OPTIONS,
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.parts = h2_nand_partitions,
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.nr_parts = ARRAY_SIZE(h2_nand_partitions),
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};
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static struct resource h2_nand_resource = {
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device h2_nand_device = {
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.name = "omapnand",
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.id = 0,
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.dev = {
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.platform_data = &h2_nand_data,
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},
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.num_resources = 1,
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.resource = &h2_nand_resource,
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};
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#endif
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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 resource h2_kp_resources[] = {
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[0] = {
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.start = INT_KEYBOARD,
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.end = INT_KEYBOARD,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct omap_kp_platform_data h2_kp_data = {
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.rows = 8,
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.cols = 8,
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.keymap = h2_keymap,
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.keymapsize = ARRAY_SIZE(h2_keymap),
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.rep = 1,
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.delay = 9,
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.dbounce = 1,
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};
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static struct platform_device h2_kp_device = {
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.name = "omap-keypad",
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.id = -1,
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.dev = {
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.platform_data = &h2_kp_data,
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},
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.num_resources = ARRAY_SIZE(h2_kp_resources),
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.resource = h2_kp_resources,
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};
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#define H2_IRDA_FIRSEL_GPIO_PIN 17
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#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
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static int h2_transceiver_mode(struct device *dev, int state)
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{
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if (state & IR_SIRMODE)
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omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 0);
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else /* MIR/FIR */
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omap_set_gpio_dataout(H2_IRDA_FIRSEL_GPIO_PIN, 1);
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return 0;
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}
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#endif
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static struct omap_irda_config h2_irda_data = {
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.transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
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.rx_channel = OMAP_DMA_UART3_RX,
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.tx_channel = OMAP_DMA_UART3_TX,
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.dest_start = UART3_THR,
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.src_start = UART3_RHR,
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.tx_trigger = 0,
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.rx_trigger = 0,
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};
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static struct resource h2_irda_resources[] = {
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[0] = {
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.start = INT_UART3,
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.end = INT_UART3,
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.flags = IORESOURCE_IRQ,
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},
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};
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static u64 irda_dmamask = 0xffffffff;
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static struct platform_device h2_irda_device = {
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.name = "omapirda",
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.id = 0,
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.dev = {
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.platform_data = &h2_irda_data,
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.dma_mask = &irda_dmamask,
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},
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.num_resources = ARRAY_SIZE(h2_irda_resources),
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.resource = h2_irda_resources,
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};
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| 295 |
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static struct platform_device h2_lcd_device = {
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.name = "lcd_h2",
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.id = -1,
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};
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| 300 |
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| 301 |
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static struct omap_mcbsp_reg_cfg mcbsp_regs = {
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.spcr2 = FREE | FRST | GRST | XRST | XINTM(3),
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.spcr1 = RINTM(3) | RRST,
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.rcr2 = RPHASE | RFRLEN2(OMAP_MCBSP_WORD_8) |
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RWDLEN2(OMAP_MCBSP_WORD_16) | RDATDLY(1),
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.rcr1 = RFRLEN1(OMAP_MCBSP_WORD_8) | RWDLEN1(OMAP_MCBSP_WORD_16),
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.xcr2 = XPHASE | XFRLEN2(OMAP_MCBSP_WORD_8) |
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XWDLEN2(OMAP_MCBSP_WORD_16) | XDATDLY(1) | XFIG,
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.xcr1 = XFRLEN1(OMAP_MCBSP_WORD_8) | XWDLEN1(OMAP_MCBSP_WORD_16),
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.srgr1 = FWID(15),
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.srgr2 = GSYNC | CLKSP | FSGM | FPER(31),
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.pcr0 = CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
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| 314 |
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//.pcr0 = CLKXP | CLKRP, /* mcbsp: slave */
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| 315 |
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};
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| 316 |
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| 317 |
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static struct omap_alsa_codec_config alsa_config = {
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| 318 |
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.name = "H2 TSC2101",
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| 319 |
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.mcbsp_regs_alsa = &mcbsp_regs,
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| 320 |
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.codec_configure_dev = NULL, // tsc2101_configure,
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| 321 |
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.codec_set_samplerate = NULL, // tsc2101_set_samplerate,
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| 322 |
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.codec_clock_setup = NULL, // tsc2101_clock_setup,
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| 323 |
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.codec_clock_on = NULL, // tsc2101_clock_on,
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.codec_clock_off = NULL, // tsc2101_clock_off,
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| 325 |
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.get_default_samplerate = NULL, // tsc2101_get_default_samplerate,
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| 326 |
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};
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| 327 |
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| 328 |
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static struct platform_device h2_mcbsp1_device = {
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| 329 |
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.name = "omap_alsa_mcbsp",
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| 330 |
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.id = 1,
|
| 331 |
|
|
.dev = {
|
| 332 |
|
|
.platform_data = &alsa_config,
|
| 333 |
|
|
},
|
| 334 |
|
|
};
|
| 335 |
|
|
|
| 336 |
|
|
static struct platform_device *h2_devices[] __initdata = {
|
| 337 |
|
|
&h2_nor_device,
|
| 338 |
|
|
//&h2_nand_device,
|
| 339 |
|
|
&h2_smc91x_device,
|
| 340 |
|
|
&h2_irda_device,
|
| 341 |
|
|
&h2_kp_device,
|
| 342 |
|
|
&h2_lcd_device,
|
| 343 |
|
|
&h2_mcbsp1_device,
|
| 344 |
|
|
};
|
| 345 |
|
|
|
| 346 |
|
|
#ifdef CONFIG_I2C_BOARDINFO
|
| 347 |
|
|
static struct i2c_board_info __initdata h2_i2c_board_info[] = {
|
| 348 |
|
|
{
|
| 349 |
|
|
I2C_BOARD_INFO("tps65010", 0x48),
|
| 350 |
|
|
.type = "tps65010",
|
| 351 |
|
|
.irq = OMAP_GPIO_IRQ(58),
|
| 352 |
|
|
},
|
| 353 |
|
|
/* TODO when driver support is ready:
|
| 354 |
|
|
* - isp1301 OTG transceiver
|
| 355 |
|
|
* - optional ov9640 camera sensor at 0x30
|
| 356 |
|
|
* - pcf9754 for aGPS control
|
| 357 |
|
|
* - ... etc
|
| 358 |
|
|
*/
|
| 359 |
|
|
};
|
| 360 |
|
|
#endif
|
| 361 |
|
|
|
| 362 |
|
|
static void __init h2_init_smc91x(void)
|
| 363 |
|
|
{
|
| 364 |
|
|
if ((omap_request_gpio(0)) < 0) {
|
| 365 |
|
|
printk("Error requesting gpio 0 for smc91x irq\n");
|
| 366 |
|
|
return;
|
| 367 |
|
|
}
|
| 368 |
|
|
}
|
| 369 |
|
|
|
| 370 |
|
|
static void __init h2_init_irq(void)
|
| 371 |
|
|
{
|
| 372 |
|
|
omap1_init_common_hw();
|
| 373 |
|
|
omap_init_irq();
|
| 374 |
|
|
omap_gpio_init();
|
| 375 |
|
|
h2_init_smc91x();
|
| 376 |
|
|
}
|
| 377 |
|
|
|
| 378 |
|
|
static struct omap_usb_config h2_usb_config __initdata = {
|
| 379 |
|
|
/* usb1 has a Mini-AB port and external isp1301 transceiver */
|
| 380 |
|
|
.otg = 2,
|
| 381 |
|
|
|
| 382 |
|
|
#ifdef CONFIG_USB_GADGET_OMAP
|
| 383 |
|
|
.hmc_mode = 19, // 0:host(off) 1:dev|otg 2:disabled
|
| 384 |
|
|
// .hmc_mode = 21, // 0:host(off) 1:dev(loopback) 2:host(loopback)
|
| 385 |
|
|
#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
|
| 386 |
|
|
/* needs OTG cable, or NONSTANDARD (B-to-MiniB) */
|
| 387 |
|
|
.hmc_mode = 20, // 1:dev|otg(off) 1:host 2:disabled
|
| 388 |
|
|
#endif
|
| 389 |
|
|
|
| 390 |
|
|
.pins[1] = 3,
|
| 391 |
|
|
};
|
| 392 |
|
|
|
| 393 |
|
|
static struct omap_mmc_config h2_mmc_config __initdata = {
|
| 394 |
|
|
.mmc [0] = {
|
| 395 |
|
|
.enabled = 1,
|
| 396 |
|
|
.wire4 = 1,
|
| 397 |
|
|
.wp_pin = OMAP_MPUIO(3),
|
| 398 |
|
|
.power_pin = -1, /* tps65010 gpio3 */
|
| 399 |
|
|
.switch_pin = OMAP_MPUIO(1),
|
| 400 |
|
|
},
|
| 401 |
|
|
};
|
| 402 |
|
|
|
| 403 |
|
|
static struct omap_uart_config h2_uart_config __initdata = {
|
| 404 |
|
|
.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
|
| 405 |
|
|
};
|
| 406 |
|
|
|
| 407 |
|
|
static struct omap_lcd_config h2_lcd_config __initdata = {
|
| 408 |
|
|
.ctrl_name = "internal",
|
| 409 |
|
|
};
|
| 410 |
|
|
|
| 411 |
|
|
static struct omap_board_config_kernel h2_config[] __initdata = {
|
| 412 |
|
|
{ OMAP_TAG_USB, &h2_usb_config },
|
| 413 |
|
|
{ OMAP_TAG_MMC, &h2_mmc_config },
|
| 414 |
|
|
{ OMAP_TAG_UART, &h2_uart_config },
|
| 415 |
|
|
{ OMAP_TAG_LCD, &h2_lcd_config },
|
| 416 |
|
|
};
|
| 417 |
|
|
|
| 418 |
|
|
#define H2_NAND_RB_GPIO_PIN 62
|
| 419 |
|
|
|
| 420 |
|
|
static int h2_nand_dev_ready(struct nand_platform_data *data)
|
| 421 |
|
|
{
|
| 422 |
|
|
return omap_get_gpio_datain(H2_NAND_RB_GPIO_PIN);
|
| 423 |
|
|
}
|
| 424 |
|
|
|
| 425 |
|
|
static void __init h2_init(void)
|
| 426 |
|
|
{
|
| 427 |
|
|
/* Here we assume the NOR boot config: NOR on CS3 (possibly swapped
|
| 428 |
|
|
* to address 0 by a dip switch), NAND on CS2B. The NAND driver will
|
| 429 |
|
|
* notice whether a NAND chip is enabled at probe time.
|
| 430 |
|
|
*
|
| 431 |
|
|
* FIXME revC boards (and H3) support NAND-boot, with a dip switch to
|
| 432 |
|
|
* put NOR on CS2B and NAND (which on H2 may be 16bit) on CS3. Try
|
| 433 |
|
|
* detecting that in code here, to avoid probing every possible flash
|
| 434 |
|
|
* configuration...
|
| 435 |
|
|
*/
|
| 436 |
|
|
h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
|
| 437 |
|
|
h2_nor_resource.end += SZ_32M - 1;
|
| 438 |
|
|
|
| 439 |
|
|
#if 0 /* REVISIT: Enable when nand_platform_data is applied */
|
| 440 |
|
|
h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS;
|
| 441 |
|
|
h2_nand_resource.end += SZ_4K - 1;
|
| 442 |
|
|
if (!(omap_request_gpio(H2_NAND_RB_GPIO_PIN)))
|
| 443 |
|
|
h2_nand_data.dev_ready = h2_nand_dev_ready;
|
| 444 |
|
|
#endif
|
| 445 |
|
|
|
| 446 |
|
|
omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
|
| 447 |
|
|
omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
|
| 448 |
|
|
|
| 449 |
|
|
/* MMC: card detect and WP */
|
| 450 |
|
|
// omap_cfg_reg(U19_ARMIO1); /* CD */
|
| 451 |
|
|
omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */
|
| 452 |
|
|
|
| 453 |
|
|
/* Irda */
|
| 454 |
|
|
#if defined(CONFIG_OMAP_IR) || defined(CONFIG_OMAP_IR_MODULE)
|
| 455 |
|
|
omap_writel(omap_readl(FUNC_MUX_CTRL_A) | 7, FUNC_MUX_CTRL_A);
|
| 456 |
|
|
if (!(omap_request_gpio(H2_IRDA_FIRSEL_GPIO_PIN))) {
|
| 457 |
|
|
omap_set_gpio_direction(H2_IRDA_FIRSEL_GPIO_PIN, 0);
|
| 458 |
|
|
h2_irda_data.transceiver_mode = h2_transceiver_mode;
|
| 459 |
|
|
}
|
| 460 |
|
|
#endif
|
| 461 |
|
|
|
| 462 |
|
|
platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
|
| 463 |
|
|
omap_board_config = h2_config;
|
| 464 |
|
|
omap_board_config_size = ARRAY_SIZE(h2_config);
|
| 465 |
|
|
omap_serial_init();
|
| 466 |
|
|
|
| 467 |
|
|
/* irq for tps65010 chip */
|
| 468 |
|
|
omap_cfg_reg(W4_GPIO58);
|
| 469 |
|
|
if (gpio_request(58, "tps65010") == 0)
|
| 470 |
|
|
gpio_direction_input(58);
|
| 471 |
|
|
|
| 472 |
|
|
#ifdef CONFIG_I2C_BOARDINFO
|
| 473 |
|
|
i2c_register_board_info(1, h2_i2c_board_info,
|
| 474 |
|
|
ARRAY_SIZE(h2_i2c_board_info));
|
| 475 |
|
|
#endif
|
| 476 |
|
|
}
|
| 477 |
|
|
|
| 478 |
|
|
static void __init h2_map_io(void)
|
| 479 |
|
|
{
|
| 480 |
|
|
omap1_map_common_io();
|
| 481 |
|
|
}
|
| 482 |
|
|
|
| 483 |
|
|
#ifdef CONFIG_TPS65010
|
| 484 |
|
|
static int __init h2_tps_init(void)
|
| 485 |
|
|
{
|
| 486 |
|
|
if (!machine_is_omap_h2())
|
| 487 |
|
|
return 0;
|
| 488 |
|
|
|
| 489 |
|
|
/* gpio3 for SD, gpio4 for VDD_DSP */
|
| 490 |
|
|
/* FIXME send power to DSP iff it's configured */
|
| 491 |
|
|
|
| 492 |
|
|
/* Enable LOW_PWR */
|
| 493 |
|
|
tps65010_set_low_pwr(ON);
|
| 494 |
|
|
return 0;
|
| 495 |
|
|
}
|
| 496 |
|
|
fs_initcall(h2_tps_init);
|
| 497 |
|
|
#endif
|
| 498 |
|
|
|
| 499 |
|
|
MACHINE_START(OMAP_H2, "TI-H2")
|
| 500 |
|
|
/* Maintainer: Imre Deak <imre.deak@nokia.com> */
|
| 501 |
|
|
.phys_io = 0xfff00000,
|
| 502 |
|
|
.io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
|
| 503 |
|
|
.boot_params = 0x10000100,
|
| 504 |
|
|
.map_io = h2_map_io,
|
| 505 |
|
|
.init_irq = h2_init_irq,
|
| 506 |
|
|
.init_machine = h2_init,
|
| 507 |
|
|
.timer = &omap_timer,
|
| 508 |
|
|
MACHINE_END
|
