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path: root/target/linux/ipq806x/patches-5.15/131-6.2-ARM-dts-qcom-ipq8064-disable-mmc-ddr-1_8v-for-sdcc1.patch
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From c9713e4ede1e5d044b64fe4d3cbb84223625637f Mon Sep 17 00:00:00 2001
From: Christian Marangi <ansuelsmth@gmail.com>
Date: Tue, 25 Oct 2022 01:38:17 +0200
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@web.de>
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221024233817.27410-1-ansuelsmth@gmail.com
---
 arch/arm/boot/dts/qcom-ipq8064.dtsi | 1 -
 1 file changed, 1 deletion(-)

--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
@@ -1529,7 +1529,6 @@
 				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";