Quoting Srinivasa Rao Mandadapu (2022-07-07 05:36:21)
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-audio-wcd9385.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine-audio-wcd9385.dtsiI suspect this was discussed before, but why do we need to modify drive
index 32a1e78..859faaa 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-audio-wcd9385.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-audio-wcd9385.dtsi
@@ -5,6 +5,70 @@
* Copyright (c) 2022, The Linux Foundation. All rights reserved.
*/
+/* PINCTRL */
+
+&lpass_dmic01_clk {
+ drive-strength = <8>;
+ bias-disable;
+};
+
+&lpass_dmic01_clk_sleep {
+ drive-strength = <2>;
+};
+
+&lpass_dmic01_data {
+ bias-pull-down;
+};
+
+&lpass_dmic23_clk {
+ drive-strength = <8>;
+ bias-disable;
+};
+
+&lpass_dmic23_clk_sleep {
+ drive-strength = <2>;
+};
+
+&lpass_dmic23_data {
+ bias-pull-down;
+};
+
+&lpass_rx_swr_clk {
+ drive-strength = <2>;
+ slew-rate = <1>;
+ bias-disable;
+};
+
+&lpass_rx_swr_clk_sleep {
+ bias-pull-down;
+};
+
+&lpass_rx_swr_data {
+ drive-strength = <2>;
strengths on pins that aren't in output mode? I assume either rx_swr or
tx_swr is unidirectional.
+ slew-rate = <1>;
+ bias-bus-hold;
+};
+
+&lpass_rx_swr_data_sleep {
+ bias-pull-down;
+};
+
+&lpass_tx_swr_clk {
+ drive-strength = <2>;
+ slew-rate = <1>;
+ bias-disable;
+};
+
+&lpass_tx_swr_clk_sleep {
+ bias-pull-down;
+};
+
+&lpass_tx_swr_data {
+ drive-strength = <2>;
+ slew-rate = <1>;
+ bias-bus-hold;
+};
+
&mi2s1_data0 {
drive-strength = <6>;
bias-disable;