Re: [PATCH v2 1/3] arm64: dts: qcom: sdm845-shift-axolotl: Enable sdcard

From: Konrad Dybcio

Date: Thu Apr 02 2026 - 05:26:23 EST


On 4/1/26 6:51 PM, David Heidelberg via B4 Relay wrote:
> From: Casey Connolly <casey.connolly@xxxxxxxxxx>
>
> The SHIFT6mq features an sdcard slot, add it.
>
> Signed-off-by: Casey Connolly <casey.connolly@xxxxxxxxxx>
> Signed-off-by: David Heidelberg <david@xxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts | 44 +++++++++++++++++++++++
> 1 file changed, 44 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts b/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts
> index 740eb22550724..c394350998c26 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts
> @@ -600,6 +600,24 @@ &qupv3_id_1 {
> status = "okay";
> };
>
> +&sdhc_2 {
> + status = "okay";

couple nits:

Status should be last, although the file is all over the place

> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&sdc2_default_state &sdc2_card_det_n>;

preferably in this order

xxx
xxx-names

[...]

> + sdc2_default_state: sdc2-default-state {
> + clk-pins {
> + pins = "sdc2_clk";
> + bias-disable;
> + drive-strength = <16>;

All other pin definitions in this file have the bias property below
drive-strength (like the card_det_n node you're adding)

other than that

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>

Konrad