From 320f5ecb45284b57ff88e8473b011eebd7eb12c0 Mon Sep 17 00:00:00 2001 From: Konrad Dybcio Date: Wed, 6 Sep 2023 11:24:55 +0200 Subject: [PATCH] arm64: dts: qcom: qrb2210-rb1: Swap UART index [ Upstream commit 973c015facabcbd320063648010942c51992c1a1 ] Newer RB1 board revisions have a debug UART on QUP0. Sadly, it looks like even when ordering one in retail, customers receive prototype boards with "Enginering Sample" written on them. Use QUP4 for UART to make all known RB1 boards boot. Fixes: e18771961336 ("arm64: dts: qcom: Add initial QTI RB1 device tree") Signed-off-by: Konrad Dybcio Reviewed-by: Dmitry Baryshkov Reported-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20230906-topic-rb1_features_sans_icc-v1-1-e92ce6fbde16@linaro.org Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts index ef36160932890..7eca89dc46aae 100644 --- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts +++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts @@ -13,7 +13,7 @@ compatible = "qcom,qrb2210-rb1", "qcom,qrb2210", "qcom,qcm2290"; aliases { - serial0 = &uart0; + serial0 = &uart4; sdhc1 = &sdhc_1; sdhc2 = &sdhc_2; }; @@ -94,7 +94,7 @@ }; /* UART connected to the Micro-USB port via a FTDI chip */ -&uart0 { +&uart4 { compatible = "qcom,geni-debug-uart"; status = "okay"; }; -- 2.47.2