Messages in this thread Patch in this message | | | From | Vijaya Krishna Nivarthi <> | Subject | [PATCH] arm64: dts: qcom: sc7280: Configure cts sleep pinctrl to bias-disable for sc7280-idp | Date | Mon, 14 Feb 2022 18:33:48 +0530 |
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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 <quic_vnivarth@quicinc.com> --- arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi index d623d71..de18319 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi @@ -516,10 +516,10 @@ pins = "gpio28"; function = "gpio"; /* - * Configure a pull-down on CTS to match the pull of - * the Bluetooth module. + * Configure a disable on CTS to lower power usage + * when BT is turned off. */ - bias-pull-down; + bias-disable; }; qup_uart7_sleep_rts: qup-uart7-sleep-rts { -- Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by the Linux Foundation.
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