diff options
| author | Klaus Goger <klaus.goger@theobroma-systems.com> | 2018-04-05 12:32:42 +0200 |
|---|---|---|
| committer | Klaus Goger <klaus.goger@theobroma-systems.com> | 2018-04-05 14:28:30 +0200 |
| commit | b293b5553822f8e8fb5ffb7b5036ded1b423ab35 (patch) | |
| tree | fcfc7e2eecdde81cb5b9a4d833e3a7c699398b1c | |
| parent | 9e4096686a30c5d4784d072d7a4d7e7ec2c6d9cf (diff) | |
Reduce SD IO Voltage to 3.0Vpuma-release-4.4-2017-05-19
The SD-Card IO rail on the RK3399 should not be operated higher than
3.15V. We reduce it to 3.0V. Note that the I/Os on the Qseven edge
connector will still be 3.3V as expected.
Signed-off-by: Klaus Goger <klaus.goger@theobroma-systems.com>
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3399-puma.dts | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dts b/arch/arm64/boot/dts/rockchip/rk3399-puma.dts index f97fa56ae6ea..9073b1da1d48 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dts @@ -539,11 +539,11 @@ regulator-always-on; regulator-boot-on; regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; + regulator-max-microvolt = <3000000>; regulator-name = "vcc_sd"; regulator-state-mem { regulator-on-in-suspend; - regulator-suspend-microvolt = <3300000>; + regulator-suspend-microvolt = <3000000>; }; }; |