linux-kernel - [PATCH 10/12] arm64: dts: imx93-kontron: Add RTC interrupt signal

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Message-ID: <20250714141852.116455-11-frieder@fris.de>
Date: Mon, 14 Jul 2025 16:17:36 +0200
From: Frieder Schrempf <frieder@...s.de>
To: linux-arm-kernel@...ts.infradead.org,
	Conor Dooley <conor+dt@...nel.org>,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	linux-kernel@...r.kernel.org,
	Rob Herring <robh@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Shawn Guo <shawnguo@...nel.org>
Cc: Frieder Schrempf <frieder.schrempf@...tron.de>,
	Fabio Estevam <festevam@...il.com>,
	Pengutronix Kernel Team <kernel@...gutronix.de>
Subject: [PATCH 10/12] arm64: dts: imx93-kontron: Add RTC interrupt signal

From: Frieder Schrempf <frieder.schrempf@...tron.de>

The RTC EVI ouptut is connected to a GPIO. Add the interrupt
so it can be used by the RTC driver.

Signed-off-by: Frieder Schrempf <frieder.schrempf@...tron.de>
---
 arch/arm64/boot/dts/freescale/imx93-kontron-osm-s.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-kontron-osm-s.dtsi b/arch/arm64/boot/dts/freescale/imx93-kontron-osm-s.dtsi
index 119a162070596..c79b1df339db1 100644
--- a/arch/arm64/boot/dts/freescale/imx93-kontron-osm-s.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93-kontron-osm-s.dtsi
@@ -205,6 +205,9 @@ eeprom@50 {
 	rv3028: rtc@52 {
 		compatible = "microcrystal,rv3028";
 		reg = <0x52>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_rtc>;
+		interrupts-extended = <&gpio3 19 IRQ_TYPE_LEVEL_LOW>;
 	};
 };
 
@@ -468,6 +471,12 @@ MX93_PAD_CCM_CLKO4__GPIO4_IO29			0x31e /* CARRIER_PWR_EN */
 		>;
 	};
 
+	pinctrl_rtc: rtcgrp {
+		fsl,pins = <
+			MX93_PAD_SD2_VSELECT__GPIO3_IO19		0x31e
+		>;
+	};
+
 	pinctrl_sai3: sai3grp {
 		fsl,pins = <
 			MX93_PAD_GPIO_IO20__SAI3_RX_DATA00		0x31e /* I2S_A_DATA_IN */
-- 
2.50.1