@@ -18,7 +18,7 @@ vddcpu_a: regulator-vddcpu-a {
regulator-min-microvolt = <690000>;
regulator-max-microvolt = <1050000>;
- vin-supply = <&dc_in>;
+ pwm-supply = <&dc_in>;
pwms = <&pwm_ab 0 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -37,7 +37,7 @@ vddcpu_b: regulator-vddcpu-b {
regulator-min-microvolt = <690000>;
regulator-max-microvolt = <1050000>;
- vin-supply = <&vsys_3v3>;
+ pwm-supply = <&vsys_3v3>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -130,7 +130,7 @@ vddcpu_a: regulator-vddcpu-a {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_ab 0 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -149,7 +149,7 @@ vddcpu_b: regulator-vddcpu-b {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -96,7 +96,7 @@ vddcpu_a: regulator-vddcpu-a {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_ab 0 1250 0>;
pwm-dutycycle-range = <100 0>;
@@ -115,7 +115,7 @@ vddcpu_b: regulator-vddcpu-b {
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
- vin-supply = <&main_12v>;
+ pwm-supply = <&main_12v>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;
After enabling CONFIG_REGULATOR_DEBUG=y we observer below debug logs. Changes help link VDDCP_A and VDDCPU_B pwm regulator to 12V regulator supply instead of dummy regulator. [ 4.147196] VDDCPU_A: will resolve supply early: pwm [ 4.147216] pwm-regulator regulator-vddcpu-a: Looking up pwm-supply from device tree [ 4.147227] pwm-regulator regulator-vddcpu-a: Looking up pwm-supply property in node /regulator-vddcpu-a failed [ 4.147258] VDDCPU_A: supplied by regulator-dummy [ 4.147288] regulator-dummy: could not add device link regulator.12: -ENOENT [ 4.147353] VDDCPU_A: 721 <--> 1022 mV at 871 mV, enabled [ 4.152014] VDDCPU_B: will resolve supply early: pwm [ 4.152035] pwm-regulator regulator-vddcpu-b: Looking up pwm-supply from device tree [ 4.152047] pwm-regulator regulator-vddcpu-b: Looking up pwm-supply property in node /regulator-vddcpu-b failed [ 4.152079] VDDCPU_B: supplied by regulator-dummy [ 4.152108] regulator-dummy: could not add device link regulator.13: -ENOENT Fixes: c6d29c66e582 ("arm64: dts: meson-g12b-khadas-vim3: add initial device-tree") Fixes: d14734a04a8a ("arm64: dts: meson-g12b-odroid-n2: enable DVFS") Fixes: 3cb74db9b256 ("arm64: dts: meson: convert ugoos-am6 to common w400 dtsi") Cc: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Anand Moon <linux.amoon@gmail.com> --- arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi | 4 ++-- arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi | 4 ++-- arch/arm64/boot/dts/amlogic/meson-g12b-w400.dtsi | 4 ++-- 3 files changed, 6 insertions(+), 6 deletions(-) -- 2.33.0