diff options
Diffstat (limited to 'arch/arm/mach-imx/clk-imx6q.c')
| -rw-r--r-- | arch/arm/mach-imx/clk-imx6q.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index c0c4e723b7f..540138c4606 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -54,9 +54,18 @@ #define BM_CLPCR_MASK_SCU_IDLE (0x1 << 26) #define BM_CLPCR_MASK_L2CC_IDLE (0x1 << 27) +#define CGPR 0x64 +#define BM_CGPR_CHICKEN_BIT (0x1 << 17) + static void __iomem *ccm_base; -void __init imx6q_clock_map_io(void) { } +void imx6q_set_chicken_bit(void) +{ + u32 val = readl_relaxed(ccm_base + CGPR); + + val |= BM_CGPR_CHICKEN_BIT; + writel_relaxed(val, ccm_base + CGPR); +} int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode) { @@ -68,6 +77,7 @@ int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode) break; case WAIT_UNCLOCKED: val |= 0x1 << BP_CLPCR_LPM; + val |= BM_CLPCR_ARM_CLK_DIS_ON_LPM; break; case STOP_POWER_ON: val |= 0x2 << BP_CLPCR_LPM; |