LXR linux/arch/mips/include/asm/mach-ath79/ath79.h

   1/*
   2 *  Atheros AR71XX/AR724X/AR913X common definitions
   3 *
   4 *  Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
   5 *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   6 *
   7 *  Parts of this file are based on Atheros' 2.6.15 BSP
   8 *
   9 *  This program is free software; you can redistribute it and/or modify it
  10 *  under the terms of the GNU General Public License version 2 as published
  11 *  by the Free Software Foundation.
  12 */
  13
  14#ifndef __ASM_MACH_ATH79_H
  15#define __ASM_MACH_ATH79_H
  16
  17#include <linux/types.h>
  18#include <linux/io.h>
  19
  20enum ath79_soc_type {
  21        ATH79_SOC_UNKNOWN,
  22        ATH79_SOC_AR7130,
  23        ATH79_SOC_AR7141,
  24        ATH79_SOC_AR7161,
  25        ATH79_SOC_AR7240,
  26        ATH79_SOC_AR7241,
  27        ATH79_SOC_AR7242,
  28        ATH79_SOC_AR9130,
  29        ATH79_SOC_AR9132,
  30        ATH79_SOC_AR9330,
  31        ATH79_SOC_AR9331,
  32        ATH79_SOC_AR9341,
  33        ATH79_SOC_AR9342,
  34        ATH79_SOC_AR9344,
  35        ATH79_SOC_QCA9556,
  36        ATH79_SOC_QCA9558,
  37};
  38
  39extern enum ath79_soc_type ath79_soc;
  40extern unsigned int ath79_soc_rev;
  41
  42static inline int soc_is_ar71xx(void)
  43{
  44        return (ath79_soc == ATH79_SOC_AR7130 ||
  45                ath79_soc == ATH79_SOC_AR7141 ||
  46                ath79_soc == ATH79_SOC_AR7161);
  47}
  48
  49static inline int soc_is_ar724x(void)
  50{
  51        return (ath79_soc == ATH79_SOC_AR7240 ||
  52                ath79_soc == ATH79_SOC_AR7241 ||
  53                ath79_soc == ATH79_SOC_AR7242);
  54}
  55
  56static inline int soc_is_ar7240(void)
  57{
  58        return (ath79_soc == ATH79_SOC_AR7240);
  59}
  60
  61static inline int soc_is_ar7241(void)
  62{
  63        return (ath79_soc == ATH79_SOC_AR7241);
  64}
  65
  66static inline int soc_is_ar7242(void)
  67{
  68        return (ath79_soc == ATH79_SOC_AR7242);
  69}
  70
  71static inline int soc_is_ar913x(void)
  72{
  73        return (ath79_soc == ATH79_SOC_AR9130 ||
  74                ath79_soc == ATH79_SOC_AR9132);
  75}
  76
  77static inline int soc_is_ar933x(void)
  78{
  79        return (ath79_soc == ATH79_SOC_AR9330 ||
  80                ath79_soc == ATH79_SOC_AR9331);
  81}
  82
  83static inline int soc_is_ar9341(void)
  84{
  85        return (ath79_soc == ATH79_SOC_AR9341);
  86}
  87
  88static inline int soc_is_ar9342(void)
  89{
  90        return (ath79_soc == ATH79_SOC_AR9342);
  91}
  92
  93static inline int soc_is_ar9344(void)
  94{
  95        return (ath79_soc == ATH79_SOC_AR9344);
  96}
  97
  98static inline int soc_is_ar934x(void)
  99{
 100        return soc_is_ar9341() || soc_is_ar9342() || soc_is_ar9344();
 101}
 102
 103static inline int soc_is_qca9556(void)
 104{
 105        return ath79_soc == ATH79_SOC_QCA9556;
 106}
 107
 108static inline int soc_is_qca9558(void)
 109{
 110        return ath79_soc == ATH79_SOC_QCA9558;
 111}
 112
 113static inline int soc_is_qca955x(void)
 114{
 115        return soc_is_qca9556() || soc_is_qca9558();
 116}
 117
 118void ath79_ddr_wb_flush(unsigned int reg);
 119void ath79_ddr_set_pci_windows(void);
 120
 121extern void __iomem *ath79_pll_base;
 122extern void __iomem *ath79_reset_base;
 123
 124static inline void ath79_pll_wr(unsigned reg, u32 val)
 125{
 126        __raw_writel(val, ath79_pll_base + reg);
 127}
 128
 129static inline u32 ath79_pll_rr(unsigned reg)
 130{
 131        return __raw_readl(ath79_pll_base + reg);
 132}
 133
 134static inline void ath79_reset_wr(unsigned reg, u32 val)
 135{
 136        __raw_writel(val, ath79_reset_base + reg);
 137}
 138
 139static inline u32 ath79_reset_rr(unsigned reg)
 140{
 141        return __raw_readl(ath79_reset_base + reg);
 142}
 143
 144void ath79_device_reset_set(u32 mask);
 145void ath79_device_reset_clear(u32 mask);
 146
 147void ath79_cpu_irq_init(unsigned irq_wb_chan2, unsigned irq_wb_chan3);
 148void ath79_misc_irq_init(void __iomem *regs, int irq,
 149                        int irq_base, bool is_ar71xx);
 150
 151#endif /* __ASM_MACH_ATH79_H */
 152