diff options
Diffstat (limited to 'arch/arm/mach-imx/pm-imx7.c')
| -rw-r--r-- | arch/arm/mach-imx/pm-imx7.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/pm-imx7.c b/arch/arm/mach-imx/pm-imx7.c index f5d0fd575cc0..dc468f8c560f 100644 --- a/arch/arm/mach-imx/pm-imx7.c +++ b/arch/arm/mach-imx/pm-imx7.c @@ -577,6 +577,7 @@ static void __init imx7_pm_common_init(const struct imx7_pm_socdata *socdata) { int ret; + struct regmap *gpr; if (IS_ENABLED(CONFIG_SUSPEND)) { ret = imx7_suspend_init(socdata); @@ -584,6 +585,16 @@ static void __init imx7_pm_common_init(const struct imx7_pm_socdata pr_warn("%s: No DDR LPM support with suspend %d!\n", __func__, ret); } + + /* + * Force IOMUXC irq pending, so that the interrupt to GPC can be + * used to deassert dsm_request signal when the signal gets + * asserted unexpectedly. + */ + gpr = syscon_regmap_lookup_by_compatible("fsl,imx7d-iomuxc-gpr"); + if (!IS_ERR(gpr)) + regmap_update_bits(gpr, IOMUXC_GPR1, IMX7D_GPR1_IRQ_MASK, + IMX7D_GPR1_IRQ_MASK); } void __init imx7d_pm_init(void) |