From 0a7732ef2f64515f73e971e551dcf840530df714 Mon Sep 17 00:00:00 2001 From: Joseph Chen Date: Wed, 26 Mar 2025 16:12:19 +0800 Subject: [PATCH] mfd: rk808: Use 'restart register' for rk801 rst function Signed-off-by: Joseph Chen Change-Id: Ia9692a52525baed72b433fb0d94e79e6c3397463 --- drivers/mfd/rk808.c | 1 + include/linux/mfd/rk808.h | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk808.c index 4eda6213174c..09198cba45eb 100644 --- a/drivers/mfd/rk808.c +++ b/drivers/mfd/rk808.c @@ -300,6 +300,7 @@ static const struct mfd_cell rk818s[] = { static const struct rk808_reg_data rk801_pre_init_reg[] = { { RK801_SLEEP_CFG_REG, RK801_SLEEP_FUN_MSK, RK801_NONE_FUN }, { RK801_SYS_CFG2_REG, RK801_SLEEP_POL_MSK, RK801_SLEEP_ACT_H }, + { RK801_SYS_CFG2_REG, RK801_RST_MSK, RK801_RST_RESTART_REG }, { RK801_INT_CONFIG_REG, RK801_INT_POL_MSK, RK801_INT_ACT_L }, { RK801_POWER_FPWM_EN_REG, RK801_PLDO_HRDEC_EN, RK801_PLDO_HRDEC_EN }, { RK801_BUCK_DEBUG5_REG, 0xff, 0x54 }, diff --git a/include/linux/mfd/rk808.h b/include/linux/mfd/rk808.h index fbffa38b061c..565d8ec8edd7 100644 --- a/include/linux/mfd/rk808.h +++ b/include/linux/mfd/rk808.h @@ -124,6 +124,10 @@ enum rk801_reg { #define RK801_SLEEP_POL_MSK BIT(1) #define RK801_SLEEP_ACT_H BIT(1) #define RK801_SLEEP_ACT_L 0 +#define RK801_RST_MSK (0x3 << 4) +#define RK801_RST_RESTART_PMU (0x0 << 4) +#define RK801_RST_RESTART_REG (0x1 << 4) +#define RK801_RST_RESTART_REG_RESETB (0x2 << 4) /* RK801_INT_CONFIG_REG */ #define RK801_INT_POL_MSK BIT(1)