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Date: Mon, 31 Oct 2022 22:12:08 +0100 From: Konrad Dybcio <konrad.dybcio@...ainline.org> To: Marijn Suijten <marijn.suijten@...ainline.org>, phone-devel@...r.kernel.org Cc: ~postmarketos/upstreaming@...ts.sr.ht, AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>, Martin Botka <martin.botka@...ainline.org>, Jami Kettunen <jami.kettunen@...ainline.org>, Andy Gross <agross@...nel.org>, Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Luca Weiss <luca@...tu.xyz>, linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 01/10] arm64: dts: qcom: sm6350: Add resets for SDHCI 1/2 On 30.10.2022 08:32, 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@...ainline.org> > Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org> > --- Reviewed-by: Konrad Dybcio <konrad.dybcio@...ainline.org> Konrad > 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@...000 { > <&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@...4000 { > <&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";
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