1. 根目录:
2. arch
3. mips
4. include
5. asm
6. mach-ath79
7. ath79.h

/*
 *  Atheros AR71XX/AR724X/AR913X common definitions
 *
 *  Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
 *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 *
 *  Parts of this file are based on Atheros' 2.6.15 BSP
 *
 *  This program is free software; you can redistribute it and/or modify it
 *  under the terms of the GNU General Public License version 2 as published
 *  by the Free Software Foundation.
 */

#ifndef __ASM_MACH_ATH79_H
#define __ASM_MACH_ATH79_H

#include <linux/types.h>
#include <linux/io.h>

enum ath79_soc_type {
	ATH79_SOC_UNKNOWN,
	ATH79_SOC_AR7130,
	ATH79_SOC_AR7141,
	ATH79_SOC_AR7161,
	ATH79_SOC_AR7240,
	ATH79_SOC_AR7241,
	ATH79_SOC_AR7242,
	ATH79_SOC_AR9130,
	ATH79_SOC_AR9132
};

extern enum ath79_soc_type ath79_soc;

static inline int soc_is_ar71xx(void)
{
	return (ath79_soc == ATH79_SOC_AR7130 ||
		ath79_soc == ATH79_SOC_AR7141 ||
		ath79_soc == ATH79_SOC_AR7161);
}

static inline int soc_is_ar724x(void)
{
	return (ath79_soc == ATH79_SOC_AR7240 ||
		ath79_soc == ATH79_SOC_AR7241 ||
		ath79_soc == ATH79_SOC_AR7242);
}

static inline int soc_is_ar7240(void)
{
	return (ath79_soc == ATH79_SOC_AR7240);
}

static inline int soc_is_ar7241(void)
{
	return (ath79_soc == ATH79_SOC_AR7241);
}

static inline int soc_is_ar7242(void)
{
	return (ath79_soc == ATH79_SOC_AR7242);
}

static inline int soc_is_ar913x(void)
{
	return (ath79_soc == ATH79_SOC_AR9130 ||
		ath79_soc == ATH79_SOC_AR9132);
}

extern void __iomem *ath79_ddr_base;
extern void __iomem *ath79_pll_base;
extern void __iomem *ath79_reset_base;

static inline void ath79_pll_wr(unsigned reg, u32 val)
{
	__raw_writel(val, ath79_pll_base + reg);
}

static inline u32 ath79_pll_rr(unsigned reg)
{
	return __raw_readl(ath79_pll_base + reg);
}

static inline void ath79_reset_wr(unsigned reg, u32 val)
{
	__raw_writel(val, ath79_reset_base + reg);
}

static inline u32 ath79_reset_rr(unsigned reg)
{
	return __raw_readl(ath79_reset_base + reg);
}

void ath79_device_reset_set(u32 mask);
void ath79_device_reset_clear(u32 mask);

#endif /* __ASM_MACH_ATH79_H */