diff options
Diffstat (limited to 'arch/arm/mach-imx/gpc.c')
| -rw-r--r-- | arch/arm/mach-imx/gpc.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c index e1537f9e45b..8fc255b6daa 100644 --- a/arch/arm/mach-imx/gpc.c +++ b/arch/arm/mach-imx/gpc.c @@ -17,15 +17,36 @@ #include <linux/of_irq.h> #include <asm/hardware/gic.h> +#define GPC_CNTR 0x000 #define GPC_IMR1 0x008 +#define GPC_ISR1 0x018 +#define GPC_ISR2 0x01c +#define GPC_ISR3 0x020 +#define GPC_ISR4 0x024 #define GPC_PGC_CPU_PDN 0x2a0 #define IMR_NUM 4 +#define ISR_NUM 4 static void __iomem *gpc_base; static u32 gpc_wake_irqs[IMR_NUM]; static u32 gpc_saved_imrs[IMR_NUM]; +bool imx_gpc_wake_irq_pending(void) +{ + void __iomem *reg_isr1 = gpc_base + GPC_ISR1; + int i; + u32 val; + + for (i = 0; i < ISR_NUM; i++) { + val = readl_relaxed(reg_isr1 + i * 4); + if (val & gpc_wake_irqs[i]) + return true; + } + + return false; +} + void imx_gpc_pre_suspend(void) { void __iomem *reg_imr1 = gpc_base + GPC_IMR1; |