[V6 0/2] arm64: dts: qcom: Configure CTS pin to bias-bus-hold for bluetooth

From: Vijaya Krishna Nivarthi
Date: Thu Apr 21 2022 - 11:56:44 EST


WLAN rail was leaking power during RBSC/sleep even after turning BT off.
Change pinctrl configuration to handle same.

Signed-off-by: Vijaya Krishna Nivarthi <quic_vnivarth@xxxxxxxxxxx>
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v6: add code comments about how bias-bus-hold could save power
v5: modify subject to include bluetooth
v4: modify subject of each patch to indicate what it is applying to
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
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Vijaya Krishna Nivarthi (2):
arm64: dts: qcom: sc7280-idp: Configure CTS pin to bias-bus-hold for
bluetooth
arm64: dts: qcom: sc7280-qcard: Configure CTS pin to bias-bus-hold for
bluetooth

arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 18 ++++++++++++------
arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi | 19 ++++++++++++++-----
2 files changed, 26 insertions(+), 11 deletions(-)

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