On Sun Oct 30, 2022 at 8:32 AM CET, Marijn Suijten wrote:
> Make sure the SDHCI hardware is properly reset before interacting with
> it, to protect against any possibly indeterminate state left by the
> bootloader.
>
> Suggested-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>
> Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>
Reviewed-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
Tested-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx> # sm7225-fairphone-fp4
Regards
Luca
> ---
> arch/arm64/boot/dts/qcom/sm6350.dtsi | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
> index c39de7d3ace0..a3ae765d9781 100644
> --- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
> @@ -490,6 +490,7 @@ sdhc_1: mmc@7c4000 {
> <&gcc GCC_SDCC1_APPS_CLK>,
> <&rpmhcc RPMH_CXO_CLK>;
> clock-names = "iface", "core", "xo";
> + resets = <&gcc GCC_SDCC1_BCR>;
> qcom,dll-config = <0x000f642c>;
> qcom,ddr-config = <0x80040868>;
> power-domains = <&rpmhpd SM6350_CX>;
> @@ -1068,6 +1069,7 @@ sdhc_2: mmc@8804000 {
> <&gcc GCC_SDCC2_APPS_CLK>,
> <&rpmhcc RPMH_CXO_CLK>;
> clock-names = "iface", "core", "xo";
> + resets = <&gcc GCC_SDCC2_BCR>;
> interconnects = <&aggre2_noc MASTER_SDCC_2 0 &clk_virt SLAVE_EBI_CH0 0>,
> <&gem_noc MASTER_AMPSS_M0 0 &config_noc SLAVE_SDCC_2 0>;
> interconnect-names = "sdhc-ddr", "cpu-sdhc";
> --
> 2.38.1
