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    Subject[PATCH 5.14 566/849] arm64: dts: meson-g12a: Fix the pwm regulator supply properties
    Date
    From: Anand Moon <linux.amoon@gmail.com>

    [ Upstream commit 085675117ecf5e02c4220698fd549024ec64ad2c ]

    After enabling CONFIG_REGULATOR_DEBUG=y we observe below debug logs.
    Changes help link VDDCPU pwm regulator to 12V regulator supply
    instead of dummy regulator.

    [ 11.602281] pwm-regulator regulator-vddcpu: Looking up pwm-supply property
    in node /regulator-vddcpu failed
    [ 11.602344] VDDCPU: supplied by regulator-dummy
    [ 11.602365] regulator-dummy: could not add device link regulator.11: -ENOENT
    [ 11.602548] VDDCPU: 721 <--> 1022 mV at 1022 mV, enabled

    Fixes: e9bc0765cc12 ("arm64: dts: meson-g12a: enable DVFS on G12A boards")

    Cc: Neil Armstrong <narmstrong@baylibre.com>
    Signed-off-by: Anand Moon <linux.amoon@gmail.com>
    Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
    Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
    Link: https://lore.kernel.org/r/20210919202918.3556-2-linux.amoon@gmail.com
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts | 2 +-
    arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts | 2 +-
    arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts | 2 +-
    3 files changed, 3 insertions(+), 3 deletions(-)

    diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
    index 81269ccc24968..d8838dde0f0f4 100644
    --- a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
    +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
    @@ -139,7 +139,7 @@
    regulator-min-microvolt = <721000>;
    regulator-max-microvolt = <1022000>;

    - vin-supply = <&dc_in>;
    + pwm-supply = <&dc_in>;

    pwms = <&pwm_AO_cd 1 1250 0>;
    pwm-dutycycle-range = <100 0>;
    diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
    index a26bfe72550fe..4b5d11e56364d 100644
    --- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
    +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts
    @@ -139,7 +139,7 @@
    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>;
    diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
    index 579f3d02d613e..b4e86196e3468 100644
    --- a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
    +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
    @@ -139,7 +139,7 @@
    regulator-min-microvolt = <721000>;
    regulator-max-microvolt = <1022000>;

    - vin-supply = <&dc_in>;
    + pwm-supply = <&dc_in>;

    pwms = <&pwm_AO_cd 1 1250 0>;
    pwm-dutycycle-range = <100 0>;
    --
    2.33.0


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