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45 lines
1.2 KiB
45 lines
1.2 KiB
--- a/arch/mips/include/asm/mach-ath79/ath79.h
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+++ b/arch/mips/include/asm/mach-ath79/ath79.h
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@@ -125,6 +125,7 @@ static inline u32 ath79_reset_rr(unsigne
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void ath79_device_reset_set(u32 mask);
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void ath79_device_reset_clear(u32 mask);
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+u32 ath79_device_reset_get(u32 mask);
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void ath79_flash_acquire(void);
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void ath79_flash_release(void);
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--- a/arch/mips/ath79/common.c
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+++ b/arch/mips/ath79/common.c
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@@ -109,6 +109,32 @@ void ath79_device_reset_clear(u32 mask)
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}
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EXPORT_SYMBOL_GPL(ath79_device_reset_clear);
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+u32 ath79_device_reset_get(u32 mask)
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+{
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+ unsigned long flags;
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+ u32 reg;
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+ u32 ret;
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+
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+ if (soc_is_ar71xx())
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+ reg = AR71XX_RESET_REG_RESET_MODULE;
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+ else if (soc_is_ar724x())
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+ reg = AR724X_RESET_REG_RESET_MODULE;
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+ else if (soc_is_ar913x())
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+ reg = AR913X_RESET_REG_RESET_MODULE;
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+ else if (soc_is_ar933x())
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+ reg = AR933X_RESET_REG_RESET_MODULE;
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+ else if (soc_is_ar934x())
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+ reg = AR934X_RESET_REG_RESET_MODULE;
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+ else
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+ BUG();
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+
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+ spin_lock_irqsave(&ath79_device_reset_lock, flags);
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+ ret = ath79_reset_rr(reg);
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+ spin_unlock_irqrestore(&ath79_device_reset_lock, flags);
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+ return ret;
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+}
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+EXPORT_SYMBOL_GPL(ath79_device_reset_get);
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+
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void ath79_flash_acquire(void)
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{
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mutex_lock(&ath79_flash_mutex);
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