Commit 5a026558 authored by Douglas Anderson's avatar Douglas Anderson Committed by Bjorn Andersson
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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: default avatarDouglas Anderson <dianders@chromium.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220411141332.v2.1.I9f06fec63b978699fe62591fec9e5ac31bb3a69d@changeid
parent 7011db96

arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi

+14 −1
Original line number Diff line number Diff line
@@ -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 {