WLAN rail was leaking power during RBSC/sleep even after turning BT off.
Change sleep pinctrl configuration to handle same.
Signed-off-by: Vijaya Krishna Nivarthi <[email protected]>
---
v3: apply same change to active state and other sc7280*.dts* as well
v2: used bias-bus-hold as per review comments
v1: intial patch used bias-disable for sleep pinctrl in sc7280-idp only
---
arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts b/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts
index 1779d96..eb43ce5 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts
@@ -859,10 +859,10 @@ ap_ec_spi: &spi8 {
&qup_uart7_cts {
/*
- * Configure a pull-down on CTS to match the pull of
- * the Bluetooth module.
+ * Configure a bias-bus-hold on CTS to lower power usage
+ * when BT is turned off.
*/
- bias-pull-down;
+ bias-bus-hold;
};
&qup_uart7_rts {
@@ -1267,10 +1267,10 @@ ap_ec_spi: &spi8 {
pins = "gpio28";
function = "gpio";
/*
- * Configure a pull-down on CTS to match the pull of
- * the Bluetooth module.
+ * Configure a bias-bus-hold on CTS to lower power usage
+ * when BT is turned off.
*/
- bias-pull-down;
+ bias-bus-hold;
};
qup_uart7_sleep_rts: qup-uart7-sleep-rts {
--
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