linux-kernel - [PATCH 2/2] arm64: dts: rockchip: add RTC to BPI-R2 Pro

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Date:   Wed,  8 Jun 2022 18:11:49 +0200
From:   Frank Wunderlich <linux@...web.de>
To:     linux-rockchip@...ts.infradead.org
Cc:     Frank Wunderlich <frank-w@...lic-files.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-rtc@...r.kernel.org
Subject: [PATCH 2/2] arm64: dts: rockchip: add RTC to BPI-R2 Pro

From: Frank Wunderlich <frank-w@...lic-files.de>

Add devicetree node for hym8563 rtc to Bananapi R2 Pro board.

Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
---
 .../boot/dts/rockchip/rk3568-bpi-r2-pro.dts   | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
index 40cf2236c0b6..7e5b3947e28f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
@@ -389,6 +389,23 @@ regulator-state-mem {
 	};
 };
 
+&i2c3 {
+	status = "okay";
+
+	hym8563: hym8563@51 {
+		compatible = "haoyu,hym8563";
+		reg = <0x51>;
+		#clock-cells = <0>;
+		clock-frequency = <32768>;
+		clock-output-names = "rtcic_32kout";
+		interrupt-parent = <&gpio0>;
+		interrupts = <RK_PD3 IRQ_TYPE_EDGE_FALLING>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&hym8563_int>;
+		wakeup-source;
+	};
+};
+
 &i2c5 {
 	/* pin 3 (SDA) + 4 (SCL) of header con2 */
 	status = "disabled";
@@ -411,6 +428,12 @@ green_led_pin: green-led-pin {
 		};
 	};
 
+	hym8563 {
+		hym8563_int: hym8563-int {
+			rockchip,pins = <0 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	pmic {
 		pmic_int: pmic_int {
 			rockchip,pins =
-- 
2.34.1