[PATCH 3/3] arm64: dts: qcom: sa8295p-adp: disallow regulator mode switches

From: Johan Hovold
Date: Wed Aug 03 2022 - 08:26:24 EST


Do not allow the RPMh regulators to switch to low-power mode with an
exception for the UFS regulators (l3c, l6c, l10c and l17c) as UFS
supports an idle mode.

This specifically avoids having regulators be but in low-power mode when
only some consumers specify loads while the actual total load really
warrants high-power mode.

Fixes: 519183af39b2 ("arm64: dts: qcom: add SA8540P and ADP")
Link: https://lore.kernel.org/all/YtkrDcjTGhpaU1e0@xxxxxxxxxxxxxxxxxxxx
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sa8295p-adp.dts | 11 -----------
1 file changed, 11 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
index 9398f0349944..ca5f5ad32ce5 100644
--- a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
+++ b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
@@ -35,7 +35,6 @@ vreg_l3a: ldo3 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1208000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l5a: ldo5 {
@@ -43,7 +42,6 @@ vreg_l5a: ldo5 {
regulator-min-microvolt = <912000>;
regulator-max-microvolt = <912000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l7a: ldo7 {
@@ -51,7 +49,6 @@ vreg_l7a: ldo7 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l13a: ldo13 {
@@ -59,7 +56,6 @@ vreg_l13a: ldo13 {
regulator-min-microvolt = <3072000>;
regulator-max-microvolt = <3072000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};
};

@@ -72,7 +68,6 @@ vreg_l1c: ldo1 {
regulator-min-microvolt = <912000>;
regulator-max-microvolt = <912000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l2c: ldo2 {
@@ -80,7 +75,6 @@ vreg_l2c: ldo2 {
regulator-min-microvolt = <3072000>;
regulator-max-microvolt = <3072000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l3c: ldo3 {
@@ -96,7 +90,6 @@ vreg_l4c: ldo4 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1208000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l6c: ldo6 {
@@ -112,7 +105,6 @@ vreg_l7c: ldo7 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l10c: ldo10 {
@@ -141,7 +133,6 @@ vreg_l3g: ldo3 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l7g: ldo7 {
@@ -149,7 +140,6 @@ vreg_l7g: ldo7 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};

vreg_l8g: ldo8 {
@@ -157,7 +147,6 @@ vreg_l8g: ldo8 {
regulator-min-microvolt = <880000>;
regulator-max-microvolt = <880000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
- regulator-allow-set-load;
};
};
};
--
2.35.1