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Message-ID: <6930dfae-89e3-2381-aaf7-e052a68ff7c3@ti.com>
Date: Mon, 7 Aug 2023 11:11:20 +0530
From: Dhruva Gole <d-gole@...com>
To: Andrew Davis <afd@...com>, Nishanth Menon <nm@...com>,
Vignesh Raghavendra <vigneshr@...com>,
Tero Kristo <kristo@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
<linux-arm-kernel@...ts.infradead.org>
CC: <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 13/13] arm64: dts: ti: k3-am64: Enable TSCADC nodes at the
board level
On 03/08/23 02:23, Andrew Davis wrote:
> TSCADC nodes defined in the top-level AM64 SoC dtsi files are incomplete
> and may not be functional unless they are extended with pinmux and/or
> device information.
>
> Disable the TSCADC nodes in the dtsi files and only enable the ones that
> are actually pinned out on a given board.
>
> Signed-off-by: Andrew Davis <afd@...com>
> ---
> arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 1 +
> arch/arm64/boot/dts/ti/k3-am642-sk.dts | 4 ----
> 2 files changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> index 49f910e4b03fc..a9db9b6d03aca 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> @@ -773,6 +773,7 @@ tscadc0: tscadc@...01000 {
> assigned-clock-parents = <&k3_clks 0 3>;
> assigned-clock-rates = <60000000>;
> clock-names = "fck";
> + status = "disabled";
>
> adc {
> #io-channel-cells = <1>;
> diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
> index af06ccd466802..722fd285a34ec 100644
> --- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
> @@ -513,10 +513,6 @@ cpsw3g_phy1: ethernet-phy@1 {
> };
> };
>
> -&tscadc0 {
> - status = "disabled";
> -};
> -
Reviewed-by: Dhruva Gole <d-gole@...com>
> &ospi0 {
> status = "okay";
> pinctrl-names = "default";
--
Thanks and Regards,
Dhruva Gole
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