diff mbox series

arm64: dts: qcom: add debug UART pins to reserved GPIO ranges on RB2

Message ID 20250616143341.51944-1-brgl@bgdev.pl
State New
Headers show
Series arm64: dts: qcom: add debug UART pins to reserved GPIO ranges on RB2 | expand

Commit Message

Bartosz Golaszewski June 16, 2025, 2:33 p.m. UTC 
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

GPIO12 and GPIO13 are used for the debug UART and must not be available
to drivers or user-space. Add them to the gpio-reserved-ranges.

Fixes: 8d58a8c0d930c ("arm64: dts: qcom: Add base qrb4210-rb2 board dts")
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
index a37860175d273..384427e98dfbd 100644
--- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
+++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts
@@ -606,9 +606,8 @@  &sleep_clk {
 };
 
 &tlmm {
-	gpio-reserved-ranges = <43 2>, <49 1>, <54 1>,
-			       <56 3>, <61 2>, <64 1>,
-			       <68 1>, <72 8>, <96 1>;
+	gpio-reserved-ranges = <12 2>, <43 2>, <49 1>, <54 1>, <56 3>,
+			       <61 2>, <64 1>, <68 1>, <72 8>, <96 1>;
 
 	uart3_default: uart3-default-state {
 		cts-pins {