Re: [PATCH] arm64: dts: ti: k3-j721s2: Add support for ADC nodes

From: Krzysztof Kozlowski
Date: Tue Nov 08 2022 - 13:19:28 EST


On 08/11/2022 08:32, Bhavya Kapoor wrote:
> J721S2 has two instances of 8 channel ADCs in MCU domain. Add DT nodes
> for 8 channel ADCs for J721S2.
>
> Enable ADCs present on J721S2 soc.
>
> Signed-off-by: Bhavya Kapoor <b-kapoor@xxxxxx>
> ---
> .../dts/ti/k3-j721s2-common-proc-board.dts | 14 +++++++
> .../boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 40 +++++++++++++++++++
> 2 files changed, 54 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> index b210cc07c539..de9cb40273be 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> @@ -429,3 +429,17 @@
> &main_mcan17 {
> status = "disabled";
> };
> +
> +&tscadc0 {
> + status = "okay";
> + adc {
> + ti,adc-channels = <0 1 2 3 4 5 6 7>;
> + };
> +};
> +
> +&tscadc1 {
> + status = "okay";
> + adc {
> + ti,adc-channels = <0 1 2 3 4 5 6 7>;
> + };
> +};
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
> index 4d1bfabd1313..47a7a6b500c2 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
> @@ -299,4 +299,44 @@
> ti,cpts-periodic-outputs = <2>;
> };
> };
> +
> + tscadc0: tscadc@40200000 {

Node names should be generic, so "adc"
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation

Best regards,
Krzysztof