[PATCH 1/9] ARM: dts: stm32: rtc, add pin to provide LSCO on stm32mp15

[Valentin Caron <valentin.caron@xxxxxxxxxxx>]

Declare pin for LSCO in stm32-pinctrl provider node to reserve this pin
for RTC OUT2_RMP, in stm32mp15-pinctrl.dtsi.

Signed-off-by: Valentin Caron <valentin.caron@xxxxxxxxxxx>
---
 arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
index ae83e7b102323..0df526cc48f2b 100644
--- a/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp15-pinctrl.dtsi
@@ -1696,6 +1696,13 @@ pins {
 		};
 	};
 
+	/omit-if-no-ref/
+	rtc_rsvd_pins_a: rtc-rsvd-0 {
+		pins {
+			pinmux = <STM32_PINMUX('I', 8, ANALOG)>; /* RTC_OUT2_RMP */
+		};
+	};
+
 	/omit-if-no-ref/
 	sai2a_pins_a: sai2a-0 {
 		pins {
-- 
2.25.1