Re: [PATCHv1 2/3] arm64: dts: meson: Add missing regulator linked to VCCV5 regulator to VDDIO_C/TF_IO

From: Jerome Brunet
Date: Mon Feb 17 2020 - 02:49:17 EST



On Sun 16 Feb 2020 at 18:34, Anand Moon <linux.amoon@xxxxxxxxx> wrote:

> As per schematics add missing VCCV5 power supply to VDDIO_C/TF_IO
> regulator. Also add TF_3V3N_1V8_EN signal name to gpio pin.

Why ? I don't see the connection with the cover letter here ...

>
> Fixes: c35f6dc5c377 (arm64: dts: meson: Add minimal support for Odroid-N2)
> Cc: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> Cc: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
> Cc: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx>
> ---
> arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
> index 353db3b32cc4..23eddff85fe5 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
> @@ -66,11 +66,14 @@ tf_io: gpio-regulator-tf_io {
> regulator-min-microvolt = <1800000>;
> regulator-max-microvolt = <3300000>;
>
> + /* TF_3V3N_1V8_EN */
This is not terribly useful ... same for the previous patch

> gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
> gpios-states = <0>;
>
> states = <3300000 0>,
> <1800000 1>;
> + /* U16 RT9179GB */
> + vin-supply = <&vcc_5v>;
That is not parsed and not even part of the gpio regulator binding
documentation. It won't make any difference.

> };
>
> flash_1v8: regulator-flash_1v8 {