| 1 | --- a/arch/mips/include/asm/mach-ath79/ath79.h |
| 2 | +++ b/arch/mips/include/asm/mach-ath79/ath79.h |
| 3 | @@ -136,6 +136,7 @@ static inline u32 ath79_reset_rr(unsigne |
| 4 | |
| 5 | void ath79_device_reset_set(u32 mask); |
| 6 | void ath79_device_reset_clear(u32 mask); |
| 7 | +u32 ath79_device_reset_get(u32 mask); |
| 8 | |
| 9 | void ath79_flash_acquire(void); |
| 10 | void ath79_flash_release(void); |
| 11 | --- a/arch/mips/ath79/common.c |
| 12 | +++ b/arch/mips/ath79/common.c |
| 13 | @@ -111,6 +111,32 @@ void ath79_device_reset_clear(u32 mask) |
| 14 | } |
| 15 | EXPORT_SYMBOL_GPL(ath79_device_reset_clear); |
| 16 | |
| 17 | +u32 ath79_device_reset_get(u32 mask) |
| 18 | +{ |
| 19 | + unsigned long flags; |
| 20 | + u32 reg; |
| 21 | + u32 ret; |
| 22 | + |
| 23 | + if (soc_is_ar71xx()) |
| 24 | + reg = AR71XX_RESET_REG_RESET_MODULE; |
| 25 | + else if (soc_is_ar724x()) |
| 26 | + reg = AR724X_RESET_REG_RESET_MODULE; |
| 27 | + else if (soc_is_ar913x()) |
| 28 | + reg = AR913X_RESET_REG_RESET_MODULE; |
| 29 | + else if (soc_is_ar933x()) |
| 30 | + reg = AR933X_RESET_REG_RESET_MODULE; |
| 31 | + else if (soc_is_ar934x()) |
| 32 | + reg = AR934X_RESET_REG_RESET_MODULE; |
| 33 | + else |
| 34 | + BUG(); |
| 35 | + |
| 36 | + spin_lock_irqsave(&ath79_device_reset_lock, flags); |
| 37 | + ret = ath79_reset_rr(reg); |
| 38 | + spin_unlock_irqrestore(&ath79_device_reset_lock, flags); |
| 39 | + return ret; |
| 40 | +} |
| 41 | +EXPORT_SYMBOL_GPL(ath79_device_reset_get); |
| 42 | + |
| 43 | void ath79_flash_acquire(void) |
| 44 | { |
| 45 | mutex_lock(&ath79_flash_mutex); |
| 46 | |
