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rtc: rockchip: rv1103b: config D2A_XO_CUR_SEL

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Increase the anti-jamming ability of crystal vibration start-up.

Change-Id: I65600d7303cf67b91fee540ad3e0a06c589ba600
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
This commit is contained in:
Elaine Zhang
2024-08-02 09:21:27 +08:00
committed by Tao Huang
parent b21b8b8e93
commit d73d160e36
1 changed files with 8 additions and 0 deletions
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8
drivers/rtc/rtc-rockchip.c
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@@ -137,6 +137,9 @@
/* RV1103B_RTC_XO_TRIM0 bitfields */
#define RV1103B_RTC_D2A_XO_EN BIT(0)
/* RV1103B_RTC_XO_TRIM1 bitfields */
#define RV1103B_RTC_D2A_XO_CUR_SEL BIT(2)
/* RV1103B_RTC_ANALOG_EN bitfields */
#define RV1103B_RTC_D2A_CLK_OUT_EN BIT(3)
@@ -494,6 +497,11 @@ static int rv1103b_rtc_init(struct regmap *regmap)
if (ret)
return ret;
ret = rockchip_rtc_update_bits(regmap, RV1103B_RTC_XO_TRIM1,
RV1103B_RTC_D2A_XO_CUR_SEL,
RV1103B_RTC_D2A_XO_CUR_SEL);
if (ret)
return ret;
return ret;
}