From 133598cb7d2ae5fabb020123423a22ff68915d8f Mon Sep 17 00:00:00 2001 From: Lin Huang Date: Fri, 20 Apr 2018 15:40:15 +0800 Subject: [PATCH] rockchip/rk3399: improve pmu powermode configure when suspend we need to enable PMU_WKUP_RST_EN for pmu powermode configure, since enable wakeup reset will hold the soc status, so the SOC will not affect by some power or other single glitch when resume, and keep the soc in the right status. And it not need to enable DDRIO_RET_HW_DE_REQ, the ddr resume will do it manual. Change-Id: Ib4af897ffb3cb63dc2aa9a6002e5d9ef86ee4a49 Signed-off-by: Lin Huang --- plat/rockchip/rk3399/drivers/pmu/pmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/plat/rockchip/rk3399/drivers/pmu/pmu.c b/plat/rockchip/rk3399/drivers/pmu/pmu.c index ed1ea8b63..014d4047c 100644 --- a/plat/rockchip/rk3399/drivers/pmu/pmu.c +++ b/plat/rockchip/rk3399/drivers/pmu/pmu.c @@ -836,6 +836,7 @@ static void sys_slp_config(void) BIT_WITH_WMSK(PMU_CLR_GIC2_CORE_L_HW)); slp_mode_cfg = BIT(PMU_PWR_MODE_EN) | + BIT(PMU_WKUP_RST_EN) | BIT(PMU_INPUT_CLAMP_EN) | BIT(PMU_POWER_OFF_REQ_CFG) | BIT(PMU_CPU0_PD_EN) | @@ -853,7 +854,6 @@ static void sys_slp_config(void) BIT(PMU_DDRIO0_RET_DE_REQ) | BIT(PMU_DDRIO1_RET_EN) | BIT(PMU_DDRIO1_RET_DE_REQ) | - BIT(PMU_DDRIO_RET_HW_DE_REQ) | BIT(PMU_CENTER_PD_EN) | BIT(PMU_PERILP_PD_EN) | BIT(PMU_CLK_PERILP_SRC_GATE_EN) |