linux-kernel - [PATCH] ARM: dts: qcom: ipq8064: disable mmc-ddr-1

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Message-Id: <20221024233817.27410-1-ansuelsmth@gmail.com>
Date:   Tue, 25 Oct 2022 01:38:17 +0200
From:   Christian Marangi <ansuelsmth@...il.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Christian Marangi <ansuelsmth@...il.com>,
        Hendrik Koerner <koerhen@....de>
Subject: [PATCH] ARM: dts: qcom: ipq8064: disable mmc-ddr-1_8v for sdcc1

It was reported non working mmc with this option enabled.
Both mmc for ipq8064 are supplied by a fixed 3.3v regulator so mmc can't
be run at 1.8v.
Disable it to restore correct functionality of this SoC feature.

Tested-by: Hendrik Koerner <koerhen@....de>
Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
---
 arch/arm/boot/dts/qcom-ipq8064.dtsi | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm/boot/dts/qcom-ipq8064.dtsi b/arch/arm/boot/dts/qcom-ipq8064.dtsi
index 90c08b51680a..01ff24560ee6 100644
--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
@@ -756,7 +756,6 @@ sdcc1: mmc@...00000 {
 				non-removable;
 				cap-sd-highspeed;
 				cap-mmc-highspeed;
-				mmc-ddr-1_8v;
 				vmmc-supply = <&vsdcc_fixed>;
 				dmas = <&sdcc1bam 2>, <&sdcc1bam 1>;
 				dma-names = "tx", "rx";
-- 
2.37.2