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楼主 # 2022-08-31 22:06:27

kobekai
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注册时间: 2021-11-26
已发帖子: 3
积分: 3

RK3399的PMIC:RK808在LDO6下输出2.5V

如题:PMIC的电压配置如下: (与电路图匹配)
vcc1-supply = <&vcc5v0_sys>;
vcc2-supply = <&vcc5v0_sys>;
vcc3-supply = <&vcc5v0_sys>;
vcc4-supply = <&vcc5v0_sys>;
vcc6-supply = <&vcc5v0_sys>;
vcc7-supply = <&vcc5v0_sys>;
vcc8-supply = <&vcc3v3_sys>;
vcc9-supply = <&vcc3v3_sys>;
vcc10-supply = <&vcc5v0_sys>;
vcc11-supply = <&vcc5v0_sys>;
vcc12-supply = <&vcc3v3_sys>;
vddio-supply = <&vcc1v8_pmu>;
io-domain:
bt656-supply = <&vcc_3v0>; / bt656_gpio2ab_ms /
audio-supply = <&vcc_3v0>; / audio_gpio3d4a_ms /
sdmmc-supply = <&vcc_sd>; / sdmmc_gpio4b_ms /
gpio1830-supply = <&vcc_3v0>; / gpio1833_gpio4cd_ms /

pmu1830-supply = <&vcc_3v0>;

结果pmu的ldo6出来的电压是 2.5V,不是1.5V

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楼主 #1 2022-08-31 22:14:29

kobekai
会员
注册时间: 2021-11-26
已发帖子: 3
积分: 3

Re: RK3399的PMIC:RK808在LDO6下输出2.5V

改错:vcc9-supply = <&vcc5v0_sys>;

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