From: Riccardo Mereu <r.mereu@arduino.cc>
Date: Fri, 13 Feb 2026 10:10:02 +0000 (+0100)
Subject: arm64: dts: qcom: arduino-imola: fix faulty spidev node
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1a040df09fab28b31399fce14a76455b536a2b08;p=thirdparty%2Fkernel%2Fstable.git

arm64: dts: qcom: arduino-imola: fix faulty spidev node

CS pin added on pinctrl0 property is causing spidev to return -ENODEV
since that GPIO is already part of spi5 pinmuxing.

Fixes: 3f745bc0f11f ("arm64: dts: qcom: qrb2210: add dts for Arduino unoq")
Signed-off-by: Riccardo Mereu <r.mereu@arduino.cc>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260213101002.105238-1-r.mereu.kernel@arduino.cc
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts b/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts
index 197ab6eb1666..5ab605cc56c8 100644
--- a/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts
+++ b/arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts
@@ -325,21 +325,13 @@
 &spi5 {
 	status = "okay";
 
-	spidev@0 {
-		reg = <0>;
+	mcu@0 {
 		compatible = "arduino,unoq-mcu";
-		pinctrl-0 = <&spidev_cs>;
-		pinctrl-names = "default";
+		reg = <0>;
 	};
 };
 
 &tlmm {
-	spidev_cs: spidev-cs-state {
-		pins = "gpio17";
-		function = "gpio";
-		drive-strength = <16>;
-	};
-
 	jmisc_gpio18: jmisc-gpio18-state {
 		pins = "gpio18";
 		function = "gpio";