2023-09-25 11:18:31

by Jacky Huang

[permalink] [raw]
Subject: [PATCH v4 2/3] arm64: dts: nuvoton: Add rtc for ma35d1

From: Jacky Huang <[email protected]>

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

Signed-off-by: Jacky Huang <[email protected]>
---
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@40460200 {
clocks = <&clk_hxt>;
};

+ rtc: rtc@40410000 {
+ 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@40700000 {
compatible = "nuvoton,ma35d1-uart";
reg = <0x0 0x40700000 0x0 0x100>;
--
2.34.1