On Thu, Jun 21, 2018 at 11:50 PM Derald D. Woods
<woods.technical@xxxxxxxxx> wrote:
>
> There are a few peripherals that generate some extra noise when they
> don't have a regulator assigned to them. This patch assigns them to
> the their actual tps65023 regulator 'vdd_io_reg' (VDCDC2).
>
Tony,
Will you accept Derald's version of this patch? I know you wanted
some changes my my version, but I think Derald's meets your
requirements and it's much more accurate than what I was doing
adam
> Signed-off-by: Derald D. Woods <woods.technical@xxxxxxxxx>
> Signed-off-by: Adam Ford <aford173@xxxxxxxxx>
> ---
> arch/arm/boot/dts/am3517-evm.dts | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm/boot/dts/am3517-evm.dts b/arch/arm/boot/dts/am3517-evm.dts
> index 98aadb0f81c5..19bc34348906 100644
> --- a/arch/arm/boot/dts/am3517-evm.dts
> +++ b/arch/arm/boot/dts/am3517-evm.dts
> @@ -127,6 +127,7 @@
> status = "okay";
> pinctrl-names = "default";
> enable-gpios = <&gpio6 16 GPIO_ACTIVE_HIGH>; /* gpio176, lcd INI */
> + vcc-supply = <&vdd_io_reg>;
>
> port {
> lcd_in: endpoint {
> @@ -154,6 +155,7 @@
> bl: backlight {
> compatible = "pwm-backlight";
> pinctrl-names = "default";
> + power-supply = <&vdd_io_reg>;
> pinctrl-0 = <&backlight_pins>;
> pwms = <&pwm11 0 5000000 0>;
> brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
> @@ -164,6 +166,7 @@
> pwm11: dmtimer-pwm@11 {
> compatible = "ti,omap-dmtimer-pwm";
> pinctrl-names = "default";
> + pwm-supply = <&vdd_io_reg>;
> pinctrl-0 = <&pwm_pins>;
> ti,timers = <&timer11>;
> #pwm-cells = <3>;
> @@ -203,6 +206,7 @@
> reg = <0x21>;
> gpio-controller;
> #gpio-cells = <2>;
> + vcc-supply = <&vdd_io_reg>;
> };
> };
>
> --
> 2.17.1
>
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