[PATCH V2] arm64: dts: qcom: qcm6490-idp: Allow UFS regulators load/mode setting

From: Rakesh Kota
Date: Tue Oct 15 2024 - 09:25:20 EST


The UFS driver expects to be able to set load (and by extension, mode)
on its supply regulators. Add the necessary properties to make that
possible.

Signed-off-by: Rakesh Kota <quic_kotarake@xxxxxxxxxxx>
---
Changes V2:
- Dropped the removing Min and Max Voltage change as suggusted by the Dmitry
- Link to v1: https://lore.kernel.org/all/20241004080110.4150476-1-quic_kotarake@xxxxxxxxxxx
---
arch/arm64/boot/dts/qcom/qcm6490-idp.dts | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
index 5f3d4807ac43..a000bf9115cc 100644
--- a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
+++ b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
@@ -258,6 +258,8 @@ vreg_l6b_1p2: ldo6 {
regulator-name = "vreg_l6b_1p2";
regulator-min-microvolt = <1140000>;
regulator-max-microvolt = <1260000>;
+ regulator-allow-set-load;
+ regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM RPMH_REGULATOR_MODE_HPM>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};

@@ -265,6 +267,8 @@ vreg_l7b_2p952: ldo7 {
regulator-name = "vreg_l7b_2p952";
regulator-min-microvolt = <2400000>;
regulator-max-microvolt = <3544000>;
+ regulator-allow-set-load;
+ regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM RPMH_REGULATOR_MODE_HPM>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};

@@ -279,6 +283,8 @@ vreg_l9b_1p2: ldo9 {
regulator-name = "vreg_l9b_1p2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1304000>;
+ regulator-allow-set-load
+ regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM RPMH_REGULATOR_MODE_HPM>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};

@@ -467,6 +473,8 @@ vreg_l10c_0p88: ldo10 {
regulator-name = "vreg_l10c_0p88";
regulator-min-microvolt = <720000>;
regulator-max-microvolt = <1050000>;
+ regulator-allow-set-load;
+ regulator-allowed-modes = <RPMH_REGULATOR_MODE_LPM RPMH_REGULATOR_MODE_HPM>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
};

--
2.34.1