1/*
  2 * MTX-1 platform devices registration
  3 *
  4 * Copyright (C) 2007-2009, Florian Fainelli <florian@openwrt.org>
  5 *
  6 * This program is free software; you can redistribute it and/or modify
  7 * it under the terms of the GNU General Public License as published by
  8 * the Free Software Foundation; either version 2 of the License, or
  9 * (at your option) any later version.
 10 *
 11 * This program is distributed in the hope that it will be useful,
 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 14 * GNU General Public License for more details.
 15 *
 16 * You should have received a copy of the GNU General Public License
 17 * along with this program; if not, write to the Free Software
 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 19 */
 20
 21#include <linux/init.h>
 22#include <linux/platform_device.h>
 23#include <linux/leds.h>
 24#include <linux/gpio.h>
 25#include <linux/gpio_keys.h>
 26#include <linux/input.h>
 27#include <linux/mtd/partitions.h>
 28#include <linux/mtd/physmap.h>
 29#include <mtd/mtd-abi.h>
 30
 31#include <asm/mach-au1x00/au1xxx_eth.h>
 32
 33static struct gpio_keys_button mtx1_gpio_button[] = {
 34	{
 35		.gpio = 207,
 36		.code = BTN_0,
 37		.desc = "System button",
 38	}
 39};
 40
 41static struct gpio_keys_platform_data mtx1_buttons_data = {
 42	.buttons = mtx1_gpio_button,
 43	.nbuttons = ARRAY_SIZE(mtx1_gpio_button),
 44};
 45
 46static struct platform_device mtx1_button = {
 47	.name = "gpio-keys",
 48	.id = -1,
 49	.dev = {
 50		.platform_data = &mtx1_buttons_data,
 51	}
 52};
 53
 54static struct resource mtx1_wdt_res[] = {
 55	[0] = {
 56		.start	= 215,
 57		.end	= 215,
 58		.name	= "mtx1-wdt-gpio",
 59		.flags	= IORESOURCE_IRQ,
 60	}
 61};
 62
 63static struct platform_device mtx1_wdt = {
 64	.name = "mtx1-wdt",
 65	.id = 0,
 66	.num_resources = ARRAY_SIZE(mtx1_wdt_res),
 67	.resource = mtx1_wdt_res,
 68};
 69
 70static struct gpio_led default_leds[] = {
 71	{
 72		.name	= "mtx1:green",
 73		.gpio = 211,
 74	}, {
 75		.name = "mtx1:red",
 76		.gpio = 212,
 77	},
 78};
 79
 80static struct gpio_led_platform_data mtx1_led_data = {
 81	.num_leds = ARRAY_SIZE(default_leds),
 82	.leds = default_leds,
 83};
 84
 85static struct platform_device mtx1_gpio_leds = {
 86	.name = "leds-gpio",
 87	.id = -1,
 88	.dev = {
 89		.platform_data = &mtx1_led_data,
 90	}
 91};
 92
 93static struct mtd_partition mtx1_mtd_partitions[] = {
 94	{
 95		.name	= "filesystem",
 96		.size	= 0x01C00000,
 97		.offset	= 0,
 98	},
 99	{
100		.name	= "yamon",
101		.size	= 0x00100000,
102		.offset	= MTDPART_OFS_APPEND,
103		.mask_flags = MTD_WRITEABLE,
104	},
105	{
106		.name	= "kernel",
107		.size	= 0x002c0000,
108		.offset	= MTDPART_OFS_APPEND,
109	},
110	{
111		.name	= "yamon env",
112		.size	= 0x00040000,
113		.offset	= MTDPART_OFS_APPEND,
114	},
115};
116
117static struct physmap_flash_data mtx1_flash_data = {
118	.width		= 4,
119	.nr_parts	= 4,
120	.parts		= mtx1_mtd_partitions,
121};
122
123static struct resource mtx1_mtd_resource = {
124	.start	= 0x1e000000,
125	.end	= 0x1fffffff,
126	.flags	= IORESOURCE_MEM,
127};
128
129static struct platform_device mtx1_mtd = {
130	.name		= "physmap-flash",
131	.dev		= {
132		.platform_data	= &mtx1_flash_data,
133	},
134	.num_resources	= 1,
135	.resource	= &mtx1_mtd_resource,
136};
137
138static struct __initdata platform_device * mtx1_devs[] = {
139	&mtx1_gpio_leds,
140	&mtx1_wdt,
141	&mtx1_button,
142	&mtx1_mtd,
143};
144
145static struct au1000_eth_platform_data mtx1_au1000_eth0_pdata = {
146	.phy_search_highest_addr	= 1,
147	.phy1_search_mac0 		= 1,
148};
149
150static int __init mtx1_register_devices(void)
151{
152	int rc;
153
154	au1xxx_override_eth_cfg(0, &mtx1_au1000_eth0_pdata);
155
156	rc = gpio_request(mtx1_gpio_button[0].gpio,
157					mtx1_gpio_button[0].desc);
158	if (rc < 0) {
159		printk(KERN_INFO "mtx1: failed to request %d\n",
160					mtx1_gpio_button[0].gpio);
161		goto out;
162	}
163	gpio_direction_input(mtx1_gpio_button[0].gpio);
164out:
165	return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs));
166}
167
168arch_initcall(mtx1_register_devices);