Messages in this thread Patch in this message | | | From | Naveen Kumar Goud Arepalli <> | Subject | [PATCH V2] arm64: dts: qcom: sa8775p-ride: Update L4C parameters | Date | Tue, 11 Jul 2023 16:29:14 +0530 |
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L4c is the supply for UFS vccq, As per UFS spec range of vccq is 1.14V to 1.26V, There are stability issues when operating at marginal voltage. Hence configure the min and max vccq voltages to 1.2V.
Signed-off-by: Naveen Kumar Goud Arepalli <quic_narepall@quicinc.com> --- arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts index ab767cfa51ff..26f5a4e0ffed 100644 --- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts +++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts @@ -153,8 +153,8 @@ vreg_l4c: ldo4 { regulator-name = "vreg_l4c"; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1300000>; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>; /* * FIXME: This should have regulator-allow-set-load but -- 2.17.1
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