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    Subject[PATCH 1/5] ARM: dts: imx6qdl-sabresd: Assign corresponding power supply for LDOs
    Date
    On i.MX6Q/DL SabreSD board, vgen5 supplies vdd1p1/vdd2p5 LDO and
    sw2 supplies vdd3p0 LDO, this patch assigns corresponding power
    supply for vdd1p1/vdd2p5/vdd3p0 to avoid confusion by below log:

    vdd1p1: supplied by regulator-dummy
    vdd3p0: supplied by regulator-dummy
    vdd2p5: supplied by regulator-dummy

    With this patch, the power supply is more accurate:

    vdd1p1: supplied by VGEN5
    vdd3p0: supplied by SW2
    vdd2p5: supplied by VGEN5

    Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
    ---
    arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 12 ++++++++++++
    arch/arm/boot/dts/imx6qdl.dtsi | 6 +++---
    2 files changed, 15 insertions(+), 3 deletions(-)

    diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
    index 185fb17..11103a4 100644
    --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
    +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
    @@ -745,6 +745,18 @@
    vin-supply = <&sw1c_reg>;
    };

    +&reg_vdd1p1 {
    + vin-supply = <&vgen5_reg>;
    +};
    +
    +&reg_vdd3p0 {
    + vin-supply = <&sw2_reg>;
    +};
    +
    +&reg_vdd2p5 {
    + vin-supply = <&vgen5_reg>;
    +};
    +
    &snvs_poweroff {
    status = "okay";
    };
    diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
    index 664f7b5..929fc7d 100644
    --- a/arch/arm/boot/dts/imx6qdl.dtsi
    +++ b/arch/arm/boot/dts/imx6qdl.dtsi
    @@ -701,7 +701,7 @@
    <0 54 IRQ_TYPE_LEVEL_HIGH>,
    <0 127 IRQ_TYPE_LEVEL_HIGH>;

    - regulator-1p1 {
    + reg_vdd1p1: regulator-1p1 {
    compatible = "fsl,anatop-regulator";
    regulator-name = "vdd1p1";
    regulator-min-microvolt = <1000000>;
    @@ -716,7 +716,7 @@
    anatop-enable-bit = <0>;
    };

    - regulator-3p0 {
    + reg_vdd3p0: regulator-3p0 {
    compatible = "fsl,anatop-regulator";
    regulator-name = "vdd3p0";
    regulator-min-microvolt = <2800000>;
    @@ -731,7 +731,7 @@
    anatop-enable-bit = <0>;
    };

    - regulator-2p5 {
    + reg_vdd2p5: regulator-2p5 {
    compatible = "fsl,anatop-regulator";
    regulator-name = "vdd2p5";
    regulator-min-microvolt = <2250000>;
    --
    2.7.4
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