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    Subject[PATCH AUTOSEL 4.19 19/28] ARM: dts: da850-evm: Correct the audio codec regulators
    Date
    From: Peter Ujfalusi <peter.ujfalusi@ti.com>

    [ Upstream commit 706edaa88835e3d8de8920584ad5da76dd3d6666 ]

    Add the board level fixed regulators for 3.3V and 1.8V which is used to
    power - among other things - the tlv320aic3106 codec.

    Apart from removing the following warning during boot:
    tlv320aic3x-codec 0-0018: Too high supply voltage(s) AVDD: 5000000, DVDD: 5000000

    With the correct voltages the driver can select correct OCMV value to
    reduce pop noise.

    Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
    Signed-off-by: Sekhar Nori <nsekhar@ti.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    arch/arm/boot/dts/da850-evm.dts | 29 +++++++++++++++++++++++++----
    1 file changed, 25 insertions(+), 4 deletions(-)

    diff --git a/arch/arm/boot/dts/da850-evm.dts b/arch/arm/boot/dts/da850-evm.dts
    index f9b757905845..e0ac195950b1 100644
    --- a/arch/arm/boot/dts/da850-evm.dts
    +++ b/arch/arm/boot/dts/da850-evm.dts
    @@ -94,6 +94,28 @@
    regulator-boot-on;
    };

    + baseboard_3v3: fixedregulator-3v3 {
    + /* TPS73701DCQ */
    + compatible = "regulator-fixed";
    + regulator-name = "baseboard_3v3";
    + regulator-min-microvolt = <3300000>;
    + regulator-max-microvolt = <3300000>;
    + vin-supply = <&vbat>;
    + regulator-always-on;
    + regulator-boot-on;
    + };
    +
    + baseboard_1v8: fixedregulator-1v8 {
    + /* TPS73701DCQ */
    + compatible = "regulator-fixed";
    + regulator-name = "baseboard_1v8";
    + regulator-min-microvolt = <1800000>;
    + regulator-max-microvolt = <1800000>;
    + vin-supply = <&vbat>;
    + regulator-always-on;
    + regulator-boot-on;
    + };
    +
    backlight_lcd: backlight-regulator {
    compatible = "regulator-fixed";
    regulator-name = "lcd_backlight_pwr";
    @@ -210,10 +232,9 @@

    /* Regulators */
    IOVDD-supply = <&vdcdc2_reg>;
    - /* Derived from VBAT: Baseboard 3.3V / 1.8V */
    - AVDD-supply = <&vbat>;
    - DRVDD-supply = <&vbat>;
    - DVDD-supply = <&vbat>;
    + AVDD-supply = <&baseboard_3v3>;
    + DRVDD-supply = <&baseboard_3v3>;
    + DVDD-supply = <&baseboard_1v8>;
    };
    tca6416: gpio@20 {
    compatible = "ti,tca6416";
    --
    2.19.1
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