[PATCH 06/14] arm64: dts: freescale: imx93-tqma9352-mba93xxla: improve pad configuration

Peng Fan peng.fan at nxp.com
Wed Jul 31 20:04:49 PDT 2024


> Subject: [PATCH 06/14] arm64: dts: freescale: imx93-tqma9352-
> mba93xxla: improve pad configuration
> 
> From: Markus Niebel <Markus.Niebel at ew.tq-group.com>
> 
> - disable PU/PD if already done with external resistors
> - do not configure Schmitt Trigger for outputs
> - do not configure DSE / FSEL for inputs
> - add missing pad groups
> - assign muxed GPIO pads for X1 to gpio2 node
> 
> Signed-off-by: Markus Niebel <Markus.Niebel at ew.tq-group.com>
> Signed-off-by: Alexander Stein <alexander.stein at ew.tq-group.com>
> ---
>  .../freescale/imx93-tqma9352-mba93xxla.dts    | 237 ++++++++++++----
> --
>  1 file changed, 164 insertions(+), 73 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352-
> mba93xxla.dts b/arch/arm64/boot/dts/freescale/imx93-tqma9352-
> mba93xxla.dts
> index e2ee9f5a042c..c663b6585c3a 100644
> --- a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts
> +++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxla.dts
> @@ -222,6 +222,11 @@ rtc-irq-hog {
>  	};
>  };
> 
> +&gpio2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_gpio2>;

I am not sure this is correct,  what are this used for?

And this is new, not pad improvement.

I would prefer the other improvement part merged
with patch 2. 

> +};
> +
>  &gpio3 {
>  	ethphy-eqos-irq-hog {
>  		gpio-hog;
> @@ -509,25 +514,39 @@ &usdhc2 {
>  };
> 
>  &iomuxc {
> +	pinctrl_afe: afegrp {

no users?

Regards,
Peng.




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