6.10-stable review patch. If anyone has any objections, please let me know.
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From: Dmitry Baryshkov dmitry.baryshkov@linaro.org
[ Upstream commit d6c6b85bf5582bbe2efefa9a083178b5f7eef439 ]
The L9A regulator is used to further control voltage regulators on the board. It can be used to disable VBAT_mains, 1.8V, 3.3V, 5V rails). Make sure that is stays always on to prevent undervolting of these volage rails.
Fixes: 8d58a8c0d930 ("arm64: dts: qcom: Add base qrb4210-rb2 board dts") Reviewed-by: Bryan O'Donoghue bryan.odonoghue@linaro.org Signed-off-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org Reviewed-by: Konrad Dybcio konrad.dybcio@linaro.org Link: https://lore.kernel.org/r/20240605-rb2-l9a-aon-v2-1-0d493d0d107c@linaro.org Signed-off-by: Bjorn Andersson andersson@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts index cb8a62714a302..1c7de7f2db791 100644 --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts @@ -414,6 +414,8 @@ vreg_l9a_1p8: l9 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-allow-set-load; + regulator-always-on; + regulator-boot-on; };
vreg_l10a_1p8: l10 {