linux-kernel - [PATCH v2] arm64: dts: s32gxxxa-rdb: Add PCA85073A RTC module over I2C0

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Message-ID: <20250410144826.73651-1-ciprianmarian.costea@oss.nxp.com>
Date: Thu, 10 Apr 2025 17:48:26 +0300
From: Ciprian Costea <ciprianmarian.costea@....nxp.com>
To: Chester Lin <chester62515@...il.com>,
	Matthias Brugger <mbrugger@...e.com>,
	Ghennadi Procopciuc <ghennadi.procopciuc@....nxp.com>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: Pengutronix Kernel Team <kernel@...gutronix.de>,
	linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	s32@....com,
	imx@...ts.linux.dev,
	Christophe Lizzi <clizzi@...hat.com>,
	Alberto Ruiz <aruizrui@...hat.com>,
	Enric Balletbo <eballetb@...hat.com>,
	Eric Chanudet <echanude@...hat.com>,
	Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>,
	Frank Li <Frank.Li@....com>
Subject: [PATCH v2] arm64: dts: s32gxxxa-rdb: Add PCA85073A RTC module over I2C0

From: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>

Add support for the PCA85073A RTC module connected via I2C0 on
S32G274A-RDB2 and S32G399A-RDB3 boards.

Note that the PCA85073A RTC module is not battery backed.

Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>
Reviewed-by: Frank Li <Frank.Li@....com>
---
 arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi b/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi
index ba53ec622f0b..4587e1cb8835 100644
--- a/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi
@@ -153,6 +153,11 @@ pcal6524: gpio-expander@22 {
 		gpio-controller;
 		#gpio-cells = <2>;
 	};
+
+	pca85073a: rtc@51 {
+		compatible = "nxp,pca85073a";
+		reg = <0x51>;
+	};
 };
 
 &i2c2 {
-- 
2.45.2