linux-kernel - [PATCH 2/3] arm64: dts: nuvoton: Add rtc for ma35d1

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Message-Id: <20230720012826.430026-3-ychuang570808@gmail.com>
Date:   Thu, 20 Jul 2023 01:28:25 +0000
From:   Jacky Huang <ychuang570808@...il.com>
To:     a.zummo@...ertech.it, alexandre.belloni@...tlin.com,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org
Cc:     linux-rtc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        soc@...nel.org, mjchen@...oton.com, schung@...oton.com,
        Jacky Huang <ychuang3@...oton.com>
Subject: [PATCH 2/3] arm64: dts: nuvoton: Add rtc for ma35d1

From: Jacky Huang <ychuang3@...oton.com>

Add rtc controller support to the dtsi of ma35d1 SoC and
enable rtc on SOM and IoT boards.

Signed-off-by: Jacky Huang <ychuang3@...oton.com>
---
 arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts | 4 ++++
 arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts | 4 ++++
 arch/arm64/boot/dts/nuvoton/ma35d1.dtsi         | 8 ++++++++
 3 files changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts b/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts
index b89e2be6abae..b3be4331abcf 100644
--- a/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts
+++ b/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts
@@ -54,3 +54,7 @@ &clk {
 			   "integer",
 			   "integer";
 };
+
+&rtc {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts b/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts
index a1ebddecb7f8..9858788a589c 100644
--- a/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts
+++ b/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts
@@ -54,3 +54,7 @@ &clk {
 			   "integer",
 			   "integer";
 };
+
+&rtc {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi b/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi
index 781cdae566a0..394395bfd3ae 100644
--- a/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi
+++ b/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi
@@ -95,6 +95,14 @@ clk: clock-controller@...60200 {
 			clocks = <&clk_hxt>;
 		};
 
+		rtc: rtc@...10000 {
+			compatible = "nuvoton,ma35d1-rtc";
+			reg = <0x0 0x40410000 0x0 0x200>;
+			interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clk RTC_GATE>;
+			status = "disabled";
+		};
+
 		uart0: serial@...00000 {
 			compatible = "nuvoton,ma35d1-uart";
 			reg = <0x0 0x40700000 0x0 0x100>;
-- 
2.34.1