diff options
| author | Douglas Anderson <dianders@chromium.org> | 2022-04-11 14:13:39 -0700 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2022-04-12 09:21:17 -0500 |
| commit | 5a026558d2a994a5e58ca6fcab34008b95fea7e1 (patch) | |
| tree | 6fc1b0b9ef3893e65707881d36cc7665c463ea1b | |
| parent | 7011db96f69316e8055961b366ac92b6c28403dd (diff) | |
arm64: dts: qcom: sc7280-herobrine: Audio codec wants 1.8V, not 1.62V
The L2C rail on herobrine boards is intended to go to the audio
codec. Let's override the 1.62V specified in the qcard.dtsi file to be
1.8V.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220411141332.v2.1.I9f06fec63b978699fe62591fec9e5ac31bb3a69d@changeid
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi index 10de5e104b4f..d58045dd7334 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi @@ -308,7 +308,10 @@ }; /* - * BOARD-LOCAL NAMES FOR REGULATORS THAT CONNECT TO QCARD + * ADJUSTMENTS TO QCARD REGULATORS + * + * Mostly this is just board-local names for regulators that come from + * Qcard, but this also has some minor regulator overrides. * * Names are only listed here if regulators go somewhere other than a * testpoint. @@ -352,6 +355,16 @@ vreg_edp_bl: &ppvar_sys {}; ts_avdd: &pp3300_left_in_mlb {}; vreg_edp_3p3: &pp3300_left_in_mlb {}; +/* Regulator overrides from Qcard */ + +/* + * Herobrine boards only use l2c to power an external audio codec (like + * alc5682) and we want that to be at 1.8V, not at some slightly lower voltage. + */ +&vreg_l2c_1p8 { + regulator-min-microvolt = <1800000>; +}; + /* ADDITIONS TO NODES DEFINED IN PARENT DEVICE TREE FILES */ ap_sar_sensor_i2c: &i2c1 { |