linux-kernel - [PATCH] arm64: dts: qcom: sc7280: Mark SDHCI hosts as cache-coherent

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Message-Id: <20231218-topic-7280_dmac_sdhci-v1-1-97af7efd64a1@linaro.org>
Date: Mon, 18 Dec 2023 15:38:33 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: cros-qcom-dts-watchers@...omium.org, 
 Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Stephen Boyd <swboyd@...omium.org>, 
 Shaik Sajida Bhanu <sbhanu@...eaurora.org>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>, 
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Luca Weiss <luca.weiss@...rphone.com>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH] arm64: dts: qcom: sc7280: Mark SDHCI hosts as
 cache-coherent

The SDHCI hosts on SC7280 are cache-coherent, just like on most fairly
recent Qualcomm SoCs. Mark them as such.

Fixes: 298c81a7d44f ("arm64: dts: qcom: sc7280: Add nodes for eMMC and SD card")
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index ff1e07171dc4..83b5b76ba179 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -1000,6 +1000,7 @@ sdhc_1: mmc@...000 {
 
 			bus-width = <8>;
 			supports-cqe;
+			dma-coherent;
 
 			qcom,dll-config = <0x0007642c>;
 			qcom,ddr-config = <0x80040868>;
@@ -3458,6 +3459,7 @@ sdhc_2: mmc@...4000 {
 			operating-points-v2 = <&sdhc2_opp_table>;
 
 			bus-width = <4>;
+			dma-coherent;
 
 			qcom,dll-config = <0x0007642c>;
 

---
base-commit: ceb2fe0d438644e1de06b9a6468a1fb8e2199c70
change-id: 20231218-topic-7280_dmac_sdhci-3a0a7e574e9e

Best regards,
-- 
Konrad Dybcio <konrad.dybcio@...aro.org>