diff options
Diffstat (limited to 'target/linux/ar71xx')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ar71xx/ar71xx.c | 35 | ||||
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h | 1 |
2 files changed, 36 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/ar71xx.c b/target/linux/ar71xx/files/arch/mips/ar71xx/ar71xx.c index 2a9dff3111..0eddf26fbb 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/ar71xx.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/ar71xx.c @@ -113,6 +113,41 @@ void ar71xx_device_start(u32 mask) } EXPORT_SYMBOL_GPL(ar71xx_device_start); +int ar71xx_device_stopped(u32 mask) +{ + unsigned long flags; + u32 t; + + switch (ar71xx_soc) { + case AR71XX_SOC_AR7130: + case AR71XX_SOC_AR7141: + case AR71XX_SOC_AR7161: + local_irq_save(flags); + t = ar71xx_reset_rr(AR71XX_RESET_REG_RESET_MODULE); + local_irq_restore(flags); + break; + + case AR71XX_SOC_AR7240: + local_irq_save(flags); + t = ar71xx_reset_rr(AR724X_RESET_REG_RESET_MODULE); + local_irq_restore(flags); + break; + + case AR71XX_SOC_AR9130: + case AR71XX_SOC_AR9132: + local_irq_save(flags); + t = ar71xx_reset_rr(AR91XX_RESET_REG_RESET_MODULE); + local_irq_restore(flags); + break; + + default: + BUG(); + } + + return ((t & mask) == mask); +} +EXPORT_SYMBOL_GPL(ar71xx_device_stopped); + void ar71xx_ddr_flush(u32 reg) { ar71xx_ddr_wr(reg, 1); diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h index 48f6e0a654..e68276698d 100644 --- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h +++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar71xx.h @@ -510,6 +510,7 @@ static inline u32 ar71xx_reset_rr(unsigned reg) void ar71xx_device_stop(u32 mask); void ar71xx_device_start(u32 mask); +int ar71xx_device_stopped(u32 mask); /* * SPI block |