linux-kernel - [PATCH v3] arm64: dts: rockchip: Enable RTC support for Rock 5B

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Date:   Wed,  5 Apr 2023 13:57:11 +0530
From:   Shreeya Patel <shreeya.patel@...labora.com>
To:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        heiko@...ech.de
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com, Shreeya Patel <shreeya.patel@...labora.com>,
        Christopher Obbard <chris.obbard@...labora.com>
Subject: [PATCH v3] arm64: dts: rockchip: Enable RTC support for Rock 5B

Add DT node to enable RTC support for Rock 5B board.

Signed-off-by: Shreeya Patel <shreeya.patel@...labora.com>
Reviewed-by: Christopher Obbard <chris.obbard@...labora.com>
---

Changes in v3:
  - Use a generic node name.

Changes in v2:
  - Make the subject and commit message  more descriptive.
  - Add a Reviewed-by tag.

 .../boot/dts/rockchip/rk3588-rock-5b.dts      | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index 95805cb0adfa..e63138eb7e8d 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -27,6 +27,31 @@ vcc5v0_sys: vcc5v0-sys-regulator {
 	};
 };
 
+&i2c6 {
+	status = "okay";
+
+	hym8563: rtc@51 {
+		compatible = "haoyu,hym8563";
+		reg = <0x51>;
+		#clock-cells = <0>;
+		clock-frequency = <32768>;
+		clock-output-names = "hym8563";
+		pinctrl-names = "default";
+		pinctrl-0 = <&hym8563_int>;
+		interrupt-parent = <&gpio0>;
+		interrupts = <RK_PB0 IRQ_TYPE_LEVEL_LOW>;
+		wakeup-source;
+	};
+};
+
+&pinctrl {
+	hym8563 {
+		hym8563_int: hym8563-int {
+			rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
 &sdhci {
 	bus-width = <8>;
 	no-sdio;
-- 
2.30.2