linux-kernel - [RESEND PATCH v2 4/5] ARM: dts: stm32: Add leds for CM4 on stm32mp15xx-ed1 and stm32mp15xx-dkx

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Message-ID: <20250610152309.299438-5-antonio.borneo@foss.st.com>
Date: Tue, 10 Jun 2025 17:23:08 +0200
From: Antonio Borneo <antonio.borneo@...s.st.com>
To: Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        <linux-gpio@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC: Antonio Borneo <antonio.borneo@...s.st.com>,
        Maxime Coquelin
	<mcoquelin.stm32@...il.com>,
        Fabien Dessenne <fabien.dessenne@...s.st.com>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [RESEND PATCH v2 4/5] ARM: dts: stm32: Add leds for CM4 on stm32mp15xx-ed1 and stm32mp15xx-dkx

Add to the node m4_rproc the pinctrl property corresponding to the
orange LED.
The GPIO is reserved for the coprocessor Cortex-M4 and will be
ignored by Linux.

Signed-off-by: Antonio Borneo <antonio.borneo@...s.st.com>
---
 arch/arm/boot/dts/st/stm32mp157c-ed1.dts  | 2 ++
 arch/arm/boot/dts/st/stm32mp15xx-dkx.dtsi | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp157c-ed1.dts b/arch/arm/boot/dts/st/stm32mp157c-ed1.dts
index 9cf5ed111b52e..f6c478dbd0418 100644
--- a/arch/arm/boot/dts/st/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/st/stm32mp157c-ed1.dts
@@ -328,6 +328,8 @@ &m4_rproc {
 			<&vdev0vring1>, <&vdev0buffer>;
 	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
 	mbox-names = "vq0", "vq1", "shutdown", "detach";
+	pinctrl-names = "default";
+	pinctrl-0 = <&m4_leds_orange_pins_b>;
 	interrupt-parent = <&exti>;
 	interrupts = <68 1>;
 	status = "okay";
diff --git a/arch/arm/boot/dts/st/stm32mp15xx-dkx.dtsi b/arch/arm/boot/dts/st/stm32mp15xx-dkx.dtsi
index a5511b1f0ce30..26f36a232d42d 100644
--- a/arch/arm/boot/dts/st/stm32mp15xx-dkx.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp15xx-dkx.dtsi
@@ -479,6 +479,8 @@ &m4_rproc {
 			<&vdev0vring1>, <&vdev0buffer>;
 	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
 	mbox-names = "vq0", "vq1", "shutdown", "detach";
+	pinctrl-names = "default";
+	pinctrl-0 = <&m4_leds_orange_pins_a>;
 	interrupt-parent = <&exti>;
 	interrupts = <68 1>;
 	status = "okay";
-- 
2.34.1