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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/mips/ath79/dev-ar913x-wmac.c
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/*

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 *  Atheros AR913X SoC built-in WMAC device support

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 *

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 *  Copyright (C) 2008-2010 Gabor Juhos <[email protected]>

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 *  Copyright (C) 2008 Imre Kaloz <[email protected]>

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 *

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 *  This program is free software; you can redistribute it and/or modify it

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 *  under the terms of the GNU General Public License version 2 as published

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 *  by the Free Software Foundation.

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 */

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#include <linux/init.h>

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#include <linux/delay.h>

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#include <linux/irq.h>

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#include <linux/platform_device.h>

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#include <linux/ath9k_platform.h>

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#include <asm/mach-ath79/ath79.h>

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#include <asm/mach-ath79/ar71xx_regs.h>

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#include "dev-ar913x-wmac.h"

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static struct ath9k_platform_data ar913x_wmac_data;

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static struct resource ar913x_wmac_resources[] = {

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	{

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		.start	= AR913X_WMAC_BASE,

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		.end	= AR913X_WMAC_BASE + AR913X_WMAC_SIZE - 1,

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		.flags	= IORESOURCE_MEM,

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	}, {

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		.start	= ATH79_CPU_IRQ_IP2,

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		.end	= ATH79_CPU_IRQ_IP2,

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		.flags	= IORESOURCE_IRQ,

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	},

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};

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static struct platform_device ar913x_wmac_device = {

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	.name		= "ath9k",

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	.id		= -1,

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	.resource	= ar913x_wmac_resources,

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	.num_resources	= ARRAY_SIZE(ar913x_wmac_resources),

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	.dev = {

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		.platform_data = &ar913x_wmac_data,

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	},

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};

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void __init ath79_register_ar913x_wmac(u8 *cal_data)

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{

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	if (cal_data)

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		memcpy(ar913x_wmac_data.eeprom_data, cal_data,

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		       sizeof(ar913x_wmac_data.eeprom_data));

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	/* reset the WMAC */

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	ath79_device_reset_set(AR913X_RESET_AMBA2WMAC);

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	mdelay(10);

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	ath79_device_reset_clear(AR913X_RESET_AMBA2WMAC);

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	mdelay(10);

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	platform_device_register(&ar913x_wmac_device);

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}

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