[deliverable/linux.git] / arch / mips / ar7 / platform.c

/*
 * Copyright (C) 2006,2007 Felix Fietkau <nbd@openwrt.org>
 * Copyright (C) 2006,2007 Eugene Konev <ejka@openwrt.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include <linux/init.h>
#include <linux/types.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/serial.h>
#include <linux/serial_8250.h>
#include <linux/ioport.h>
#include <linux/io.h>
#include <linux/vlynq.h>
#include <linux/leds.h>
#include <linux/string.h>
#include <linux/etherdevice.h>
#include <linux/phy.h>
#include <linux/phy_fixed.h>
#include <linux/gpio.h>
#include <linux/clk.h>

#include <asm/addrspace.h>
#include <asm/mach-ar7/ar7.h>
#include <asm/mach-ar7/prom.h>

/*****************************************************************************
 * VLYNQ Bus
 ****************************************************************************/
struct plat_vlynq_data {
	struct plat_vlynq_ops ops;
	int gpio_bit;
	int reset_bit;
};

static int vlynq_on(struct vlynq_device *dev)
{
	int ret;
	struct plat_vlynq_data *pdata = dev->dev.platform_data;

	ret = gpio_request(pdata->gpio_bit, "vlynq");
	if (ret)
		goto out;

	ar7_device_reset(pdata->reset_bit);

	ret = ar7_gpio_disable(pdata->gpio_bit);
	if (ret)
		goto out_enabled;

	ret = ar7_gpio_enable(pdata->gpio_bit);
	if (ret)
		goto out_enabled;

	ret = gpio_direction_output(pdata->gpio_bit, 0);
	if (ret)
		goto out_gpio_enabled;

	msleep(50);

	gpio_set_value(pdata->gpio_bit, 1);

	msleep(50);

	return 0;

out_gpio_enabled:
	ar7_gpio_disable(pdata->gpio_bit);
out_enabled:
	ar7_device_disable(pdata->reset_bit);
	gpio_free(pdata->gpio_bit);
out:
	return ret;
}

static void vlynq_off(struct vlynq_device *dev)
{
	struct plat_vlynq_data *pdata = dev->dev.platform_data;

	ar7_gpio_disable(pdata->gpio_bit);
	gpio_free(pdata->gpio_bit);
	ar7_device_disable(pdata->reset_bit);
}

static struct resource vlynq_low_res[] = {
	{
		.name	= "regs",
		.flags	= IORESOURCE_MEM,
		.start	= AR7_REGS_VLYNQ0,
		.end	= AR7_REGS_VLYNQ0 + 0xff,
	},
	{
		.name	= "irq",
		.flags	= IORESOURCE_IRQ,
		.start	= 29,
		.end	= 29,
	},
	{
		.name	= "mem",
		.flags	= IORESOURCE_MEM,
		.start	= 0x04000000,
		.end	= 0x04ffffff,
	},
	{
		.name	= "devirq",
		.flags	= IORESOURCE_IRQ,
		.start	= 80,
		.end	= 111,
	},
};

static struct resource vlynq_high_res[] = {
	{
		.name	= "regs",
		.flags	= IORESOURCE_MEM,
		.start	= AR7_REGS_VLYNQ1,
		.end	= AR7_REGS_VLYNQ1 + 0xff,
	},
	{
		.name	= "irq",
		.flags	= IORESOURCE_IRQ,
		.start	= 33,
		.end	= 33,
	},
	{
		.name	= "mem",
		.flags	= IORESOURCE_MEM,
		.start	= 0x0c000000,
		.end	= 0x0cffffff,
	},
	{
		.name	= "devirq",
		.flags	= IORESOURCE_IRQ,
		.start	= 112,
		.end	= 143,
	},
};

static struct plat_vlynq_data vlynq_low_data = {
	.ops = {
		.on	= vlynq_on,
		.off	= vlynq_off,
	},
	.reset_bit	= 20,
	.gpio_bit	= 18,
};

static struct plat_vlynq_data vlynq_high_data = {
	.ops = {
		.on	= vlynq_on,
		.off	= vlynq_off,
	},
	.reset_bit	= 16,
	.gpio_bit	= 19,
};

static struct platform_device vlynq_low = {
	.id		= 0,
	.name		= "vlynq",
	.dev = {
		.platform_data	= &vlynq_low_data,
	},
	.resource	= vlynq_low_res,
	.num_resources	= ARRAY_SIZE(vlynq_low_res),
};

static struct platform_device vlynq_high = {
	.id		= 1,
	.name		= "vlynq",
	.dev = {
		.platform_data	= &vlynq_high_data,
	},
	.resource	= vlynq_high_res,
	.num_resources	= ARRAY_SIZE(vlynq_high_res),
};

/*****************************************************************************
 * Flash
 ****************************************************************************/
static struct resource physmap_flash_resource = {
	.name	= "mem",
	.flags	= IORESOURCE_MEM,
	.start	= 0x10000000,
	.end	= 0x107fffff,
};

static const char *ar7_probe_types[] = { "ar7part", NULL };

static struct physmap_flash_data physmap_flash_data = {
	.width	= 2,
	.part_probe_types = ar7_probe_types,
};

static struct platform_device physmap_flash = {
	.name		= "physmap-flash",
	.dev = {
		.platform_data	= &physmap_flash_data,
	},
	.resource	= &physmap_flash_resource,
	.num_resources	= 1,
};

/*****************************************************************************
 * Ethernet
 ****************************************************************************/
static struct resource cpmac_low_res[] = {
	{
		.name	= "regs",
		.flags	= IORESOURCE_MEM,
		.start	= AR7_REGS_MAC0,
		.end	= AR7_REGS_MAC0 + 0x7ff,
	},
	{
		.name	= "irq",
		.flags	= IORESOURCE_IRQ,
		.start	= 27,
		.end	= 27,
	},
};

static struct resource cpmac_high_res[] = {
	{
		.name	= "regs",
		.flags	= IORESOURCE_MEM,
		.start	= AR7_REGS_MAC1,
		.end	= AR7_REGS_MAC1 + 0x7ff,
	},
	{
		.name	= "irq",
		.flags	= IORESOURCE_IRQ,
		.start	= 41,
		.end	= 41,
	},
};

static struct fixed_phy_status fixed_phy_status __initdata = {
	.link		= 1,
	.speed		= 100,
	.duplex		= 1,
};

static struct plat_cpmac_data cpmac_low_data = {
	.reset_bit	= 17,
	.power_bit	= 20,
	.phy_mask	= 0x80000000,
};

static struct plat_cpmac_data cpmac_high_data = {
	.reset_bit	= 21,
	.power_bit	= 22,
	.phy_mask	= 0x7fffffff,
};

static u64 cpmac_dma_mask = DMA_BIT_MASK(32);

static struct platform_device cpmac_low = {
	.id		= 0,
	.name		= "cpmac",
	.dev = {
		.dma_mask		= &cpmac_dma_mask,
		.coherent_dma_mask	= DMA_BIT_MASK(32),
		.platform_data		= &cpmac_low_data,
	},
	.resource	= cpmac_low_res,
	.num_resources	= ARRAY_SIZE(cpmac_low_res),
};

static struct platform_device cpmac_high = {
	.id		= 1,
	.name		= "cpmac",
	.dev = {
		.dma_mask		= &cpmac_dma_mask,
		.coherent_dma_mask	= DMA_BIT_MASK(32),
		.platform_data		= &cpmac_high_data,
	},
	.resource	= cpmac_high_res,
	.num_resources	= ARRAY_SIZE(cpmac_high_res),
};

static void __init cpmac_get_mac(int instance, unsigned char *dev_addr)
{
	char name[5], *mac;

	sprintf(name, "mac%c", 'a' + instance);
	mac = prom_getenv(name);
	if (!mac && instance) {
		sprintf(name, "mac%c", 'a');
		mac = prom_getenv(name);
	}

	if (mac) {
		if (!mac_pton(mac, dev_addr)) {
			pr_warn("cannot parse mac address, using random address\n");
			eth_random_addr(dev_addr);
		}
	} else
		eth_random_addr(dev_addr);
}

/*****************************************************************************
 * USB
 ****************************************************************************/
static struct resource usb_res[] = {
	{
		.name	= "regs",
		.flags	= IORESOURCE_MEM,
		.start	= AR7_REGS_USB,
		.end	= AR7_REGS_USB + 0xff,
	},
	{
		.name	= "irq",
		.flags	= IORESOURCE_IRQ,
		.start	= 32,
		.end	= 32,
	},
	{
		.name	= "mem",
		.flags	= IORESOURCE_MEM,
		.start	= 0x03400000,
		.end	= 0x03401fff,
	},
};

static struct platform_device ar7_udc = {
	.name		= "ar7_udc",
	.resource	= usb_res,
	.num_resources	= ARRAY_SIZE(usb_res),
};

/*****************************************************************************
 * LEDs
 ****************************************************************************/
static struct gpio_led default_leds[] = {
	{
		.name			= "status",
		.gpio			= 8,
		.active_low		= 1,
	},
};

static struct gpio_led titan_leds[] = {
	{ .name = "status", .gpio = 8, .active_low = 1, },
	{ .name = "wifi", .gpio = 13, .active_low = 1, },
};

static struct gpio_led dsl502t_leds[] = {
	{
		.name			= "status",
		.gpio			= 9,
		.active_low		= 1,
	},
	{
		.name			= "ethernet",
		.gpio			= 7,
		.active_low		= 1,
	},
	{
		.name			= "usb",
		.gpio			= 12,
		.active_low		= 1,
	},
};

static struct gpio_led dg834g_leds[] = {
	{
		.name			= "ppp",
		.gpio			= 6,
		.active_low		= 1,
	},
	{
		.name			= "status",
		.gpio			= 7,
		.active_low		= 1,
	},
	{
		.name			= "adsl",
		.gpio			= 8,
		.active_low		= 1,
	},
	{
		.name			= "wifi",
		.gpio			= 12,
		.active_low		= 1,
	},
	{
		.name			= "power",
		.gpio			= 14,
		.active_low		= 1,
		.default_trigger	= "default-on",
	},
};

static struct gpio_led fb_sl_leds[] = {
	{
		.name			= "1",
		.gpio			= 7,
	},
	{
		.name			= "2",
		.gpio			= 13,
		.active_low		= 1,
	},
	{
		.name			= "3",
		.gpio			= 10,
		.active_low		= 1,
	},
	{
		.name			= "4",
		.gpio			= 12,
		.active_low		= 1,
	},
	{
		.name			= "5",
		.gpio			= 9,
		.active_low		= 1,
	},
};

static struct gpio_led fb_fon_leds[] = {
	{
		.name			= "1",
		.gpio			= 8,
	},
	{
		.name			= "2",
		.gpio			= 3,
		.active_low		= 1,
	},
	{
		.name			= "3",
		.gpio			= 5,
	},
	{
		.name			= "4",
		.gpio			= 4,
		.active_low		= 1,
	},
	{
		.name			= "5",
		.gpio			= 11,
		.active_low		= 1,
	},
};

static struct gpio_led gt701_leds[] = {
	{
		.name			= "inet:green",
		.gpio			= 13,
		.active_low		= 1,
	},
	{
		.name			= "usb",
		.gpio			= 12,
		.active_low		= 1,
	},
	{
		.name			= "inet:red",
		.gpio			= 9,
		.active_low		= 1,
	},
	{
		.name			= "power:red",
		.gpio			= 7,
		.active_low		= 1,
	},
	{
		.name			= "power:green",
		.gpio			= 8,
		.active_low		= 1,
		.default_trigger	= "default-on",
	},
	{
		.name			= "ethernet",
		.gpio			= 10,
		.active_low		= 1,
	},
};

static struct gpio_led_platform_data ar7_led_data;

static struct platform_device ar7_gpio_leds = {
	.name = "leds-gpio",
	.dev = {
		.platform_data = &ar7_led_data,
	}
};

static void __init detect_leds(void)
{
	char *prid, *usb_prod;

	/* Default LEDs */
	ar7_led_data.num_leds = ARRAY_SIZE(default_leds);
	ar7_led_data.leds = default_leds;

	/* FIXME: the whole thing is unreliable */
	prid = prom_getenv("ProductID");
	usb_prod = prom_getenv("usb_prod");

	/* If we can't get the product id from PROM, use the default LEDs */
	if (!prid)
		return;

	if (strstr(prid, "Fritz_Box_FON")) {
		ar7_led_data.num_leds = ARRAY_SIZE(fb_fon_leds);
		ar7_led_data.leds = fb_fon_leds;
	} else if (strstr(prid, "Fritz_Box_")) {
		ar7_led_data.num_leds = ARRAY_SIZE(fb_sl_leds);
		ar7_led_data.leds = fb_sl_leds;
	} else if ((!strcmp(prid, "AR7RD") || !strcmp(prid, "AR7DB"))
		&& usb_prod != NULL && strstr(usb_prod, "DSL-502T")) {
		ar7_led_data.num_leds = ARRAY_SIZE(dsl502t_leds);
		ar7_led_data.leds = dsl502t_leds;
	} else if (strstr(prid, "DG834")) {
		ar7_led_data.num_leds = ARRAY_SIZE(dg834g_leds);
		ar7_led_data.leds = dg834g_leds;
	} else if (strstr(prid, "CYWM") || strstr(prid, "CYWL")) {
		ar7_led_data.num_leds = ARRAY_SIZE(titan_leds);
		ar7_led_data.leds = titan_leds;
	} else if (strstr(prid, "GT701")) {
		ar7_led_data.num_leds = ARRAY_SIZE(gt701_leds);
		ar7_led_data.leds = gt701_leds;
	}
}

/*****************************************************************************
 * Watchdog
 ****************************************************************************/
static struct resource ar7_wdt_res = {
	.name		= "regs",
	.flags		= IORESOURCE_MEM,
	.start		= -1,	/* Filled at runtime */
	.end		= -1,	/* Filled at runtime */
};

static struct platform_device ar7_wdt = {
	.name		= "ar7_wdt",
	.resource	= &ar7_wdt_res,
	.num_resources	= 1,
};

/*****************************************************************************
 * Init
 ****************************************************************************/
static int __init ar7_register_uarts(void)
{
#ifdef CONFIG_SERIAL_8250
	static struct uart_port uart_port __initdata;
	struct clk *bus_clk;
	int res;

	memset(&uart_port, 0, sizeof(struct uart_port));

	bus_clk = clk_get(NULL, "bus");
	if (IS_ERR(bus_clk))
		panic("unable to get bus clk");

	uart_port.type		= PORT_AR7;
	uart_port.uartclk	= clk_get_rate(bus_clk) / 2;
	uart_port.iotype	= UPIO_MEM32;
	uart_port.regshift	= 2;

	uart_port.line		= 0;
	uart_port.irq		= AR7_IRQ_UART0;
	uart_port.mapbase	= AR7_REGS_UART0;
	uart_port.membase	= ioremap(uart_port.mapbase, 256);

	res = early_serial_setup(&uart_port);
	if (res)
		return res;

	/* Only TNETD73xx have a second serial port */
	if (ar7_has_second_uart()) {
		uart_port.line		= 1;
		uart_port.irq		= AR7_IRQ_UART1;
		uart_port.mapbase	= UR8_REGS_UART1;
		uart_port.membase	= ioremap(uart_port.mapbase, 256);

		res = early_serial_setup(&uart_port);
		if (res)
			return res;
	}
#endif

	return 0;
}

static void __init titan_fixup_devices(void)
{
	/* Set vlynq0 data */
	vlynq_low_data.reset_bit = 15;
	vlynq_low_data.gpio_bit = 14;

	/* Set vlynq1 data */
	vlynq_high_data.reset_bit = 16;
	vlynq_high_data.gpio_bit = 7;

	/* Set vlynq0 resources */
	vlynq_low_res[0].start = TITAN_REGS_VLYNQ0;
	vlynq_low_res[0].end = TITAN_REGS_VLYNQ0 + 0xff;
	vlynq_low_res[1].start = 33;
	vlynq_low_res[1].end = 33;
	vlynq_low_res[2].start = 0x0c000000;
	vlynq_low_res[2].end = 0x0fffffff;
	vlynq_low_res[3].start = 80;
	vlynq_low_res[3].end = 111;

	/* Set vlynq1 resources */
	vlynq_high_res[0].start = TITAN_REGS_VLYNQ1;
	vlynq_high_res[0].end = TITAN_REGS_VLYNQ1 + 0xff;
	vlynq_high_res[1].start = 34;
	vlynq_high_res[1].end = 34;
	vlynq_high_res[2].start = 0x40000000;
	vlynq_high_res[2].end = 0x43ffffff;
	vlynq_high_res[3].start = 112;
	vlynq_high_res[3].end = 143;

	/* Set cpmac0 data */
	cpmac_low_data.phy_mask = 0x40000000;

	/* Set cpmac1 data */
	cpmac_high_data.phy_mask = 0x80000000;

	/* Set cpmac0 resources */
	cpmac_low_res[0].start = TITAN_REGS_MAC0;
	cpmac_low_res[0].end = TITAN_REGS_MAC0 + 0x7ff;

	/* Set cpmac1 resources */
	cpmac_high_res[0].start = TITAN_REGS_MAC1;
	cpmac_high_res[0].end = TITAN_REGS_MAC1 + 0x7ff;
}

static int __init ar7_register_devices(void)
{
	void __iomem *bootcr;
	u32 val;
	int res;

	res = ar7_register_uarts();
	if (res)
		pr_err("unable to setup uart(s): %d\n", res);

	res = platform_device_register(&physmap_flash);
	if (res)
		pr_warn("unable to register physmap-flash: %d\n", res);

	if (ar7_is_titan())
		titan_fixup_devices();

	ar7_device_disable(vlynq_low_data.reset_bit);
	res = platform_device_register(&vlynq_low);
	if (res)
		pr_warn("unable to register vlynq-low: %d\n", res);

	if (ar7_has_high_vlynq()) {
		ar7_device_disable(vlynq_high_data.reset_bit);
		res = platform_device_register(&vlynq_high);
		if (res)
			pr_warn("unable to register vlynq-high: %d\n", res);
	}

	if (ar7_has_high_cpmac()) {
		res = fixed_phy_add(PHY_POLL, cpmac_high.id,
				    &fixed_phy_status, -1);
		if (!res) {
			cpmac_get_mac(1, cpmac_high_data.dev_addr);

			res = platform_device_register(&cpmac_high);
			if (res)
				pr_warn("unable to register cpmac-high: %d\n",
					res);
		} else
			pr_warn("unable to add cpmac-high phy: %d\n", res);
	} else
		cpmac_low_data.phy_mask = 0xffffffff;

	res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status, -1);
	if (!res) {
		cpmac_get_mac(0, cpmac_low_data.dev_addr);
		res = platform_device_register(&cpmac_low);
		if (res)
			pr_warn("unable to register cpmac-low: %d\n", res);
	} else
		pr_warn("unable to add cpmac-low phy: %d\n", res);

	detect_leds();
	res = platform_device_register(&ar7_gpio_leds);
	if (res)
		pr_warn("unable to register leds: %d\n", res);

	res = platform_device_register(&ar7_udc);
	if (res)
		pr_warn("unable to register usb slave: %d\n", res);

	/* Register watchdog only if enabled in hardware */
	bootcr = ioremap_nocache(AR7_REGS_DCL, 4);
	val = readl(bootcr);
	iounmap(bootcr);
	if (val & AR7_WDT_HW_ENA) {
		if (ar7_has_high_vlynq())
			ar7_wdt_res.start = UR8_REGS_WDT;
		else
			ar7_wdt_res.start = AR7_REGS_WDT;

		ar7_wdt_res.end = ar7_wdt_res.start + 0x20;
		res = platform_device_register(&ar7_wdt);
		if (res)
			pr_warn("unable to register watchdog: %d\n", res);
	}

	return 0;
}
device_initcall(ar7_register_devices);
Commit	Line	Data
7ca5dc14 FF	1	/*
	2	* Copyright (C) 2006,2007 Felix Fietkau <nbd@openwrt.org>
	3	* Copyright (C) 2006,2007 Eugene Konev <ejka@openwrt.org>
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	18	*/
	19
	20	#include <linux/init.h>
	21	#include <linux/types.h>
	22	#include <linux/module.h>
	23	#include <linux/delay.h>
	24	#include <linux/dma-mapping.h>
	25	#include <linux/platform_device.h>
	26	#include <linux/mtd/physmap.h>
	27	#include <linux/serial.h>
	28	#include <linux/serial_8250.h>
	29	#include <linux/ioport.h>
	30	#include <linux/io.h>
7ca5dc14 FF	31	#include <linux/vlynq.h>
	32	#include <linux/leds.h>
	33	#include <linux/string.h>
	34	#include <linux/etherdevice.h>
1e2c8d83 FF	35	#include <linux/phy.h>
1e2c8d83 FF	36	#include <linux/phy_fixed.h>
5f3c9098	37	#include <linux/gpio.h>
780019dd	38	#include <linux/clk.h>
7ca5dc14 FF	39
	40	#include <asm/addrspace.h>
	41	#include <asm/mach-ar7/ar7.h>
7ca5dc14 FF	42	#include <asm/mach-ar7/prom.h>
7ca5dc14 FF	43
4d1da8c2 AC	44	/*****************************************************************************
	45	* VLYNQ Bus
	46	****************************************************************************/
7ca5dc14 FF	47	struct plat_vlynq_data {
	48	struct plat_vlynq_ops ops;
	49	int gpio_bit;
	50	int reset_bit;
	51	};
	52
7ca5dc14 FF	53	static int vlynq_on(struct vlynq_device *dev)
7ca5dc14 FF	54	{
4d1da8c2	55	int ret;
7ca5dc14 FF	56	struct plat_vlynq_data *pdata = dev->dev.platform_data;
7ca5dc14 FF	57
4d1da8c2 AC	58	ret = gpio_request(pdata->gpio_bit, "vlynq");
4d1da8c2 AC	59	if (ret)
7ca5dc14 FF	60	goto out;
	61
	62	ar7_device_reset(pdata->reset_bit);
	63
4d1da8c2 AC	64	ret = ar7_gpio_disable(pdata->gpio_bit);
4d1da8c2 AC	65	if (ret)
7ca5dc14 FF	66	goto out_enabled;
7ca5dc14 FF	67
4d1da8c2 AC	68	ret = ar7_gpio_enable(pdata->gpio_bit);
4d1da8c2 AC	69	if (ret)
7ca5dc14 FF	70	goto out_enabled;
7ca5dc14 FF	71
4d1da8c2 AC	72	ret = gpio_direction_output(pdata->gpio_bit, 0);
4d1da8c2 AC	73	if (ret)
7ca5dc14 FF	74	goto out_gpio_enabled;
	75
	76	msleep(50);
	77
	78	gpio_set_value(pdata->gpio_bit, 1);
4d1da8c2	79
7ca5dc14 FF	80	msleep(50);
	81
	82	return 0;
	83
	84	out_gpio_enabled:
	85	ar7_gpio_disable(pdata->gpio_bit);
	86	out_enabled:
	87	ar7_device_disable(pdata->reset_bit);
	88	gpio_free(pdata->gpio_bit);
	89	out:
4d1da8c2	90	return ret;
7ca5dc14 FF	91	}
	92
	93	static void vlynq_off(struct vlynq_device *dev)
	94	{
	95	struct plat_vlynq_data *pdata = dev->dev.platform_data;
4d1da8c2	96
7ca5dc14 FF	97	ar7_gpio_disable(pdata->gpio_bit);
	98	gpio_free(pdata->gpio_bit);
	99	ar7_device_disable(pdata->reset_bit);
	100	}
	101
4d1da8c2	102	static struct resource vlynq_low_res[] = {
7ca5dc14	103	{
4d1da8c2 AC	104	.name = "regs",
	105	.flags = IORESOURCE_MEM,
	106	.start = AR7_REGS_VLYNQ0,
	107	.end = AR7_REGS_VLYNQ0 + 0xff,
7ca5dc14 FF	108	},
7ca5dc14 FF	109	{
4d1da8c2 AC	110	.name = "irq",
	111	.flags = IORESOURCE_IRQ,
	112	.start = 29,
	113	.end = 29,
7ca5dc14	114	},
7ca5dc14	115	{
4d1da8c2 AC	116	.name = "mem",
	117	.flags = IORESOURCE_MEM,
	118	.start = 0x04000000,
	119	.end = 0x04ffffff,
7ca5dc14 FF	120	},
7ca5dc14 FF	121	{
4d1da8c2 AC	122	.name = "devirq",
	123	.flags = IORESOURCE_IRQ,
	124	.start = 80,
	125	.end = 111,
7ca5dc14 FF	126	},
	127	};
	128
4d1da8c2	129	static struct resource vlynq_high_res[] = {
7ca5dc14	130	{
4d1da8c2 AC	131	.name = "regs",
	132	.flags = IORESOURCE_MEM,
	133	.start = AR7_REGS_VLYNQ1,
	134	.end = AR7_REGS_VLYNQ1 + 0xff,
7ca5dc14 FF	135	},
7ca5dc14 FF	136	{
4d1da8c2 AC	137	.name = "irq",
	138	.flags = IORESOURCE_IRQ,
	139	.start = 33,
	140	.end = 33,
7ca5dc14 FF	141	},
7ca5dc14 FF	142	{
4d1da8c2 AC	143	.name = "mem",
	144	.flags = IORESOURCE_MEM,
	145	.start = 0x0c000000,
	146	.end = 0x0cffffff,
7ca5dc14 FF	147	},
7ca5dc14 FF	148	{
4d1da8c2 AC	149	.name = "devirq",
	150	.flags = IORESOURCE_IRQ,
	151	.start = 112,
	152	.end = 143,
7ca5dc14 FF	153	},
	154	};
	155
4d1da8c2 AC	156	static struct plat_vlynq_data vlynq_low_data = {
	157	.ops = {
	158	.on = vlynq_on,
	159	.off = vlynq_off,
7ca5dc14	160	},
4d1da8c2 AC	161	.reset_bit = 20,
	162	.gpio_bit = 18,
	163	};
	164
	165	static struct plat_vlynq_data vlynq_high_data = {
	166	.ops = {
	167	.on = vlynq_on,
	168	.off = vlynq_off,
7ca5dc14	169	},
1e3fb377	170	.reset_bit = 16,
4d1da8c2 AC	171	.gpio_bit = 19,
	172	};
	173
	174	static struct platform_device vlynq_low = {
	175	.id = 0,
	176	.name = "vlynq",
	177	.dev = {
	178	.platform_data = &vlynq_low_data,
7ca5dc14	179	},
4d1da8c2 AC	180	.resource = vlynq_low_res,
	181	.num_resources = ARRAY_SIZE(vlynq_low_res),
	182	};
	183
	184	static struct platform_device vlynq_high = {
	185	.id = 1,
	186	.name = "vlynq",
	187	.dev = {
	188	.platform_data = &vlynq_high_data,
7ca5dc14	189	},
4d1da8c2 AC	190	.resource = vlynq_high_res,
4d1da8c2 AC	191	.num_resources = ARRAY_SIZE(vlynq_high_res),
7ca5dc14 FF	192	};
7ca5dc14 FF	193
4d1da8c2 AC	194	/*****************************************************************************
	195	* Flash
	196	****************************************************************************/
	197	static struct resource physmap_flash_resource = {
	198	.name = "mem",
	199	.flags = IORESOURCE_MEM,
	200	.start = 0x10000000,
	201	.end = 0x107fffff,
	202	};
	203
dcb96a4e FF	204	static const char *ar7_probe_types[] = { "ar7part", NULL };
dcb96a4e FF	205
4d1da8c2 AC	206	static struct physmap_flash_data physmap_flash_data = {
4d1da8c2 AC	207	.width = 2,
dcb96a4e	208	.part_probe_types = ar7_probe_types,
4d1da8c2 AC	209	};
	210
	211	static struct platform_device physmap_flash = {
	212	.name = "physmap-flash",
	213	.dev = {
	214	.platform_data = &physmap_flash_data,
7ca5dc14	215	},
4d1da8c2 AC	216	.resource = &physmap_flash_resource,
	217	.num_resources = 1,
	218	};
	219
	220	/*****************************************************************************
	221	* Ethernet
	222	****************************************************************************/
	223	static struct resource cpmac_low_res[] = {
7ca5dc14	224	{
4d1da8c2 AC	225	.name = "regs",
	226	.flags = IORESOURCE_MEM,
	227	.start = AR7_REGS_MAC0,
	228	.end = AR7_REGS_MAC0 + 0x7ff,
7ca5dc14 FF	229	},
7ca5dc14 FF	230	{
4d1da8c2 AC	231	.name = "irq",
	232	.flags = IORESOURCE_IRQ,
	233	.start = 27,
11454100	234	.end = 27,
7ca5dc14 FF	235	},
	236	};
	237
4d1da8c2 AC	238	static struct resource cpmac_high_res[] = {
	239	{
	240	.name = "regs",
	241	.flags = IORESOURCE_MEM,
	242	.start = AR7_REGS_MAC1,
	243	.end = AR7_REGS_MAC1 + 0x7ff,
	244	},
	245	{
	246	.name = "irq",
	247	.flags = IORESOURCE_IRQ,
	248	.start = 41,
	249	.end = 41,
	250	},
7ca5dc14 FF	251	};
7ca5dc14 FF	252
1e2c8d83	253	static struct fixed_phy_status fixed_phy_status __initdata = {
4d1da8c2 AC	254	.link = 1,
	255	.speed = 100,
	256	.duplex = 1,
1e2c8d83 FF	257	};
1e2c8d83 FF	258
7ca5dc14	259	static struct plat_cpmac_data cpmac_low_data = {
4d1da8c2 AC	260	.reset_bit = 17,
	261	.power_bit = 20,
	262	.phy_mask = 0x80000000,
7ca5dc14 FF	263	};
	264
	265	static struct plat_cpmac_data cpmac_high_data = {
4d1da8c2 AC	266	.reset_bit = 21,
	267	.power_bit = 22,
	268	.phy_mask = 0x7fffffff,
7ca5dc14 FF	269	};
7ca5dc14 FF	270
8e84c148	271	static u64 cpmac_dma_mask = DMA_BIT_MASK(32);
4d1da8c2	272
7ca5dc14	273	static struct platform_device cpmac_low = {
4d1da8c2 AC	274	.id = 0,
4d1da8c2 AC	275	.name = "cpmac",
7ca5dc14	276	.dev = {
4d1da8c2 AC	277	.dma_mask = &cpmac_dma_mask,
	278	.coherent_dma_mask = DMA_BIT_MASK(32),
	279	.platform_data = &cpmac_low_data,
7ca5dc14	280	},
4d1da8c2 AC	281	.resource = cpmac_low_res,
4d1da8c2 AC	282	.num_resources = ARRAY_SIZE(cpmac_low_res),
7ca5dc14 FF	283	};
	284
	285	static struct platform_device cpmac_high = {
4d1da8c2 AC	286	.id = 1,
4d1da8c2 AC	287	.name = "cpmac",
7ca5dc14	288	.dev = {
4d1da8c2 AC	289	.dma_mask = &cpmac_dma_mask,
	290	.coherent_dma_mask = DMA_BIT_MASK(32),
	291	.platform_data = &cpmac_high_data,
7ca5dc14	292	},
4d1da8c2 AC	293	.resource = cpmac_high_res,
4d1da8c2 AC	294	.num_resources = ARRAY_SIZE(cpmac_high_res),
7ca5dc14 FF	295	};
7ca5dc14 FF	296
d16f7093	297	static void __init cpmac_get_mac(int instance, unsigned char *dev_addr)
4d1da8c2	298	{
d16f7093	299	char name[5], *mac;
4d1da8c2	300
4d1da8c2 AC	301	sprintf(name, "mac%c", 'a' + instance);
4d1da8c2 AC	302	mac = prom_getenv(name);
d16f7093	303	if (!mac && instance) {
4d1da8c2 AC	304	sprintf(name, "mac%c", 'a');
	305	mac = prom_getenv(name);
	306	}
d16f7093 AC	307
d16f7093 AC	308	if (mac) {
5db7ccdc	309	if (!mac_pton(mac, dev_addr)) {
7178d2cd	310	pr_warn("cannot parse mac address, using random address\n");
6e5928f6	311	eth_random_addr(dev_addr);
d16f7093 AC	312	}
d16f7093 AC	313	} else
6e5928f6	314	eth_random_addr(dev_addr);
4d1da8c2 AC	315	}
	316
	317	/*****************************************************************************
	318	* USB
	319	****************************************************************************/
	320	static struct resource usb_res[] = {
	321	{
	322	.name = "regs",
	323	.flags = IORESOURCE_MEM,
	324	.start = AR7_REGS_USB,
	325	.end = AR7_REGS_USB + 0xff,
	326	},
	327	{
	328	.name = "irq",
	329	.flags = IORESOURCE_IRQ,
	330	.start = 32,
	331	.end = 32,
	332	},
	333	{
	334	.name = "mem",
	335	.flags = IORESOURCE_MEM,
	336	.start = 0x03400000,
632b629c	337	.end = 0x03401fff,
4d1da8c2	338	},
7ca5dc14 FF	339	};
7ca5dc14 FF	340
4d1da8c2 AC	341	static struct platform_device ar7_udc = {
	342	.name = "ar7_udc",
	343	.resource = usb_res,
	344	.num_resources = ARRAY_SIZE(usb_res),
	345	};
7ca5dc14	346
4d1da8c2 AC	347	/*****************************************************************************
	348	* LEDs
	349	****************************************************************************/
7ca5dc14 FF	350	static struct gpio_led default_leds[] = {
7ca5dc14 FF	351	{
4d1da8c2 AC	352	.name = "status",
	353	.gpio = 8,
	354	.active_low = 1,
7ca5dc14 FF	355	},
	356	};
	357
238dd317 FF	358	static struct gpio_led titan_leds[] = {
	359	{ .name = "status", .gpio = 8, .active_low = 1, },
	360	{ .name = "wifi", .gpio = 13, .active_low = 1, },
	361	};
	362
7ca5dc14 FF	363	static struct gpio_led dsl502t_leds[] = {
7ca5dc14 FF	364	{
4d1da8c2 AC	365	.name = "status",
	366	.gpio = 9,
	367	.active_low = 1,
7ca5dc14 FF	368	},
7ca5dc14 FF	369	{
4d1da8c2 AC	370	.name = "ethernet",
	371	.gpio = 7,
	372	.active_low = 1,
7ca5dc14 FF	373	},
7ca5dc14 FF	374	{
4d1da8c2 AC	375	.name = "usb",
	376	.gpio = 12,
	377	.active_low = 1,
7ca5dc14 FF	378	},
	379	};
	380
	381	static struct gpio_led dg834g_leds[] = {
	382	{
4d1da8c2 AC	383	.name = "ppp",
	384	.gpio = 6,
	385	.active_low = 1,
7ca5dc14 FF	386	},
7ca5dc14 FF	387	{
4d1da8c2 AC	388	.name = "status",
	389	.gpio = 7,
	390	.active_low = 1,
7ca5dc14 FF	391	},
7ca5dc14 FF	392	{
4d1da8c2 AC	393	.name = "adsl",
	394	.gpio = 8,
	395	.active_low = 1,
7ca5dc14 FF	396	},
7ca5dc14 FF	397	{
4d1da8c2 AC	398	.name = "wifi",
	399	.gpio = 12,
	400	.active_low = 1,
7ca5dc14 FF	401	},
7ca5dc14 FF	402	{
4d1da8c2 AC	403	.name = "power",
	404	.gpio = 14,
	405	.active_low = 1,
	406	.default_trigger = "default-on",
7ca5dc14 FF	407	},
	408	};
	409
	410	static struct gpio_led fb_sl_leds[] = {
	411	{
4d1da8c2 AC	412	.name = "1",
4d1da8c2 AC	413	.gpio = 7,
7ca5dc14 FF	414	},
7ca5dc14 FF	415	{
4d1da8c2 AC	416	.name = "2",
	417	.gpio = 13,
	418	.active_low = 1,
7ca5dc14 FF	419	},
7ca5dc14 FF	420	{
4d1da8c2 AC	421	.name = "3",
	422	.gpio = 10,
	423	.active_low = 1,
7ca5dc14 FF	424	},
7ca5dc14 FF	425	{
4d1da8c2 AC	426	.name = "4",
	427	.gpio = 12,
	428	.active_low = 1,
7ca5dc14 FF	429	},
7ca5dc14 FF	430	{
4d1da8c2 AC	431	.name = "5",
	432	.gpio = 9,
	433	.active_low = 1,
7ca5dc14 FF	434	},
	435	};
	436
	437	static struct gpio_led fb_fon_leds[] = {
	438	{
4d1da8c2 AC	439	.name = "1",
4d1da8c2 AC	440	.gpio = 8,
7ca5dc14 FF	441	},
7ca5dc14 FF	442	{
4d1da8c2 AC	443	.name = "2",
	444	.gpio = 3,
	445	.active_low = 1,
7ca5dc14 FF	446	},
7ca5dc14 FF	447	{
4d1da8c2 AC	448	.name = "3",
4d1da8c2 AC	449	.gpio = 5,
7ca5dc14 FF	450	},
7ca5dc14 FF	451	{
4d1da8c2 AC	452	.name = "4",
	453	.gpio = 4,
	454	.active_low = 1,
7ca5dc14 FF	455	},
7ca5dc14 FF	456	{
4d1da8c2 AC	457	.name = "5",
	458	.gpio = 11,
	459	.active_low = 1,
7ca5dc14 FF	460	},
	461	};
	462
f77138e8 FF	463	static struct gpio_led gt701_leds[] = {
	464	{
	465	.name = "inet:green",
	466	.gpio = 13,
	467	.active_low = 1,
	468	},
	469	{
	470	.name = "usb",
	471	.gpio = 12,
	472	.active_low = 1,
	473	},
	474	{
	475	.name = "inet:red",
	476	.gpio = 9,
	477	.active_low = 1,
	478	},
	479	{
	480	.name = "power:red",
	481	.gpio = 7,
	482	.active_low = 1,
	483	},
	484	{
	485	.name = "power:green",
	486	.gpio = 8,
	487	.active_low = 1,
	488	.default_trigger = "default-on",
	489	},
70342287 RB	490	{
	491	.name = "ethernet",
	492	.gpio = 10,
	493	.active_low = 1,
	494	},
f77138e8 FF	495	};
f77138e8 FF	496
7ca5dc14 FF	497	static struct gpio_led_platform_data ar7_led_data;
	498
	499	static struct platform_device ar7_gpio_leds = {
	500	.name = "leds-gpio",
7ca5dc14 FF	501	.dev = {
	502	.platform_data = &ar7_led_data,
	503	}
	504	};
	505
7ca5dc14 FF	506	static void __init detect_leds(void)
	507	{
	508	char prid, usb_prod;
	509
70342287	510	/* Default LEDs */
7ca5dc14 FF	511	ar7_led_data.num_leds = ARRAY_SIZE(default_leds);
	512	ar7_led_data.leds = default_leds;
	513
	514	/* FIXME: the whole thing is unreliable */
	515	prid = prom_getenv("ProductID");
	516	usb_prod = prom_getenv("usb_prod");
	517
	518	/* If we can't get the product id from PROM, use the default LEDs */
	519	if (!prid)
	520	return;
	521
	522	if (strstr(prid, "Fritz_Box_FON")) {
	523	ar7_led_data.num_leds = ARRAY_SIZE(fb_fon_leds);
	524	ar7_led_data.leds = fb_fon_leds;
	525	} else if (strstr(prid, "Fritz_Box_")) {
	526	ar7_led_data.num_leds = ARRAY_SIZE(fb_sl_leds);
	527	ar7_led_data.leds = fb_sl_leds;
	528	} else if ((!strcmp(prid, "AR7RD") \|\| !strcmp(prid, "AR7DB"))
	529	&& usb_prod != NULL && strstr(usb_prod, "DSL-502T")) {
	530	ar7_led_data.num_leds = ARRAY_SIZE(dsl502t_leds);
	531	ar7_led_data.leds = dsl502t_leds;
	532	} else if (strstr(prid, "DG834")) {
	533	ar7_led_data.num_leds = ARRAY_SIZE(dg834g_leds);
	534	ar7_led_data.leds = dg834g_leds;
238dd317 FF	535	} else if (strstr(prid, "CYWM") \|\| strstr(prid, "CYWL")) {
	536	ar7_led_data.num_leds = ARRAY_SIZE(titan_leds);
	537	ar7_led_data.leds = titan_leds;
f77138e8 FF	538	} else if (strstr(prid, "GT701")) {
	539	ar7_led_data.num_leds = ARRAY_SIZE(gt701_leds);
	540	ar7_led_data.leds = gt701_leds;
7ca5dc14 FF	541	}
	542	}
	543
4d1da8c2 AC	544	/*****************************************************************************
	545	* Watchdog
	546	****************************************************************************/
	547	static struct resource ar7_wdt_res = {
	548	.name = "regs",
	549	.flags = IORESOURCE_MEM,
	550	.start = -1, /* Filled at runtime */
	551	.end = -1, /* Filled at runtime */
	552	};
	553
	554	static struct platform_device ar7_wdt = {
	555	.name = "ar7_wdt",
	556	.resource = &ar7_wdt_res,
	557	.num_resources = 1,
	558	};
	559
	560	/*****************************************************************************
	561	* Init
	562	****************************************************************************/
7084338e	563	static int __init ar7_register_uarts(void)
7ca5dc14	564	{
50ca9619	565	#ifdef CONFIG_SERIAL_8250
7084338e	566	static struct uart_port uart_port __initdata;
780019dd	567	struct clk *bus_clk;
7084338e	568	int res;
7ca5dc14	569
7084338e	570	memset(&uart_port, 0, sizeof(struct uart_port));
7ca5dc14	571
780019dd FF	572	bus_clk = clk_get(NULL, "bus");
780019dd FF	573	if (IS_ERR(bus_clk))
ab75dc02	574	panic("unable to get bus clk");
780019dd	575
154615d5	576	uart_port.type = PORT_AR7;
7084338e AC	577	uart_port.uartclk = clk_get_rate(bus_clk) / 2;
	578	uart_port.iotype = UPIO_MEM32;
	579	uart_port.regshift = 2;
	580
	581	uart_port.line = 0;
	582	uart_port.irq = AR7_IRQ_UART0;
	583	uart_port.mapbase = AR7_REGS_UART0;
	584	uart_port.membase = ioremap(uart_port.mapbase, 256);
	585
	586	res = early_serial_setup(&uart_port);
7ca5dc14 FF	587	if (res)
	588	return res;
	589
7ca5dc14 FF	590	/* Only TNETD73xx have a second serial port */
7ca5dc14 FF	591	if (ar7_has_second_uart()) {
7084338e AC	592	uart_port.line = 1;
	593	uart_port.irq = AR7_IRQ_UART1;
	594	uart_port.mapbase = UR8_REGS_UART1;
	595	uart_port.membase = ioremap(uart_port.mapbase, 256);
	596
	597	res = early_serial_setup(&uart_port);
7ca5dc14 FF	598	if (res)
	599	return res;
	600	}
7084338e AC	601	#endif
	602
	603	return 0;
	604	}
	605
238dd317 FF	606	static void __init titan_fixup_devices(void)
	607	{
	608	/* Set vlynq0 data */
	609	vlynq_low_data.reset_bit = 15;
	610	vlynq_low_data.gpio_bit = 14;
	611
	612	/* Set vlynq1 data */
	613	vlynq_high_data.reset_bit = 16;
	614	vlynq_high_data.gpio_bit = 7;
	615
	616	/* Set vlynq0 resources */
	617	vlynq_low_res[0].start = TITAN_REGS_VLYNQ0;
	618	vlynq_low_res[0].end = TITAN_REGS_VLYNQ0 + 0xff;
	619	vlynq_low_res[1].start = 33;
	620	vlynq_low_res[1].end = 33;
	621	vlynq_low_res[2].start = 0x0c000000;
	622	vlynq_low_res[2].end = 0x0fffffff;
	623	vlynq_low_res[3].start = 80;
	624	vlynq_low_res[3].end = 111;
	625
	626	/* Set vlynq1 resources */
	627	vlynq_high_res[0].start = TITAN_REGS_VLYNQ1;
	628	vlynq_high_res[0].end = TITAN_REGS_VLYNQ1 + 0xff;
	629	vlynq_high_res[1].start = 34;
	630	vlynq_high_res[1].end = 34;
	631	vlynq_high_res[2].start = 0x40000000;
	632	vlynq_high_res[2].end = 0x43ffffff;
	633	vlynq_high_res[3].start = 112;
	634	vlynq_high_res[3].end = 143;
	635
	636	/* Set cpmac0 data */
	637	cpmac_low_data.phy_mask = 0x40000000;
	638
	639	/* Set cpmac1 data */
	640	cpmac_high_data.phy_mask = 0x80000000;
	641
	642	/* Set cpmac0 resources */
	643	cpmac_low_res[0].start = TITAN_REGS_MAC0;
	644	cpmac_low_res[0].end = TITAN_REGS_MAC0 + 0x7ff;
	645
	646	/* Set cpmac1 resources */
	647	cpmac_high_res[0].start = TITAN_REGS_MAC1;
	648	cpmac_high_res[0].end = TITAN_REGS_MAC1 + 0x7ff;
	649	}
	650
7084338e AC	651	static int __init ar7_register_devices(void)
	652	{
	653	void __iomem *bootcr;
	654	u32 val;
7084338e AC	655	int res;
	656
	657	res = ar7_register_uarts();
	658	if (res)
	659	pr_err("unable to setup uart(s): %d\n", res);
	660
7ca5dc14 FF	661	res = platform_device_register(&physmap_flash);
7ca5dc14 FF	662	if (res)
7178d2cd	663	pr_warn("unable to register physmap-flash: %d\n", res);
7ca5dc14	664
238dd317 FF	665	if (ar7_is_titan())
	666	titan_fixup_devices();
	667
7ca5dc14 FF	668	ar7_device_disable(vlynq_low_data.reset_bit);
	669	res = platform_device_register(&vlynq_low);
	670	if (res)
7178d2cd	671	pr_warn("unable to register vlynq-low: %d\n", res);
7ca5dc14 FF	672
	673	if (ar7_has_high_vlynq()) {
	674	ar7_device_disable(vlynq_high_data.reset_bit);
	675	res = platform_device_register(&vlynq_high);
	676	if (res)
7178d2cd	677	pr_warn("unable to register vlynq-high: %d\n", res);
7ca5dc14 FF	678	}
	679
	680	if (ar7_has_high_cpmac()) {
a5597008 AL	681	res = fixed_phy_add(PHY_POLL, cpmac_high.id,
a5597008 AL	682	&fixed_phy_status, -1);
7084338e AC	683	if (!res) {
	684	cpmac_get_mac(1, cpmac_high_data.dev_addr);
	685
	686	res = platform_device_register(&cpmac_high);
	687	if (res)
7178d2cd JP	688	pr_warn("unable to register cpmac-high: %d\n",
7178d2cd JP	689	res);
7084338e	690	} else
7178d2cd	691	pr_warn("unable to add cpmac-high phy: %d\n", res);
7084338e	692	} else
7ca5dc14	693	cpmac_low_data.phy_mask = 0xffffffff;
7ca5dc14	694
a5597008	695	res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status, -1);
7084338e AC	696	if (!res) {
	697	cpmac_get_mac(0, cpmac_low_data.dev_addr);
	698	res = platform_device_register(&cpmac_low);
	699	if (res)
7178d2cd	700	pr_warn("unable to register cpmac-low: %d\n", res);
7084338e	701	} else
7178d2cd	702	pr_warn("unable to add cpmac-low phy: %d\n", res);
7ca5dc14 FF	703
	704	detect_leds();
	705	res = platform_device_register(&ar7_gpio_leds);
	706	if (res)
7178d2cd	707	pr_warn("unable to register leds: %d\n", res);
7ca5dc14 FF	708
7ca5dc14 FF	709	res = platform_device_register(&ar7_udc);
7084338e	710	if (res)
7178d2cd	711	pr_warn("unable to register usb slave: %d\n", res);
72838a17 FF	712
72838a17 FF	713	/* Register watchdog only if enabled in hardware */
7084338e AC	714	bootcr = ioremap_nocache(AR7_REGS_DCL, 4);
	715	val = readl(bootcr);
	716	iounmap(bootcr);
	717	if (val & AR7_WDT_HW_ENA) {
9c1b013a	718	if (ar7_has_high_vlynq())
7084338e	719	ar7_wdt_res.start = UR8_REGS_WDT;
9c1b013a FF	720	else
9c1b013a FF	721	ar7_wdt_res.start = AR7_REGS_WDT;
7084338e AC	722
7084338e AC	723	ar7_wdt_res.end = ar7_wdt_res.start + 0x20;
72838a17	724	res = platform_device_register(&ar7_wdt);
7084338e	725	if (res)
7178d2cd	726	pr_warn("unable to register watchdog: %d\n", res);
7084338e	727	}
d47fbb59	728
7084338e	729	return 0;
7ca5dc14	730	}
142a2cee	731	device_initcall(ar7_register_devices);