Re: [PATCH V5 2/3] arm64: dts: qcom: monaco-evk: Enable SDHCI for SD Card via overlay
From: Konrad Dybcio
Date: Wed Sep 02 2026 - 12:56:51 EST
On 8/26/26 1:24 PM, Monish Chunara wrote:
> The monaco EVK board supports either eMMC or SD-card, but only one can
> be active at a time.
>
> Make the base monaco-evk.dtsi storage-agnostic by removing eMMC-specific
> configuration from it. This allows storage media selection to be handled
> through device tree overlays.
>
> Introduce an SD card overlay that enables the SD Host Controller
> Interface (SDHCI) for SD-based storage on the monaco EVK board.
>
> Signed-off-by: Monish Chunara <monish.chunara@xxxxxxxxxxxxxxxx>
> ---
[...]
> +&sdhc1_opp_table {
> + opp-100000000 {
> + opp-hz = /bits/ 64 <100000000>;
> + required-opps = <&rpmhpd_opp_low_svs>;
> + };
> +
> + opp-202000000 {
> + opp-hz = /bits/ 64 <202000000>;
> + required-opps = <&rpmhpd_opp_svs_l1>;
> + };
> +};
This only adds to the existing table, not removing the existing
entries
Based on the previous discussions at
https://lore.kernel.org/linux-arm-msm/de10ed05-a0fc-4f84-83ea-8810270ff2d6@xxxxxxxxxxxxxxxx/
I'm not sure this is intended
Konrad