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@collabora.com>
Reviewed-by: Christopher Obbard <chris.obbard@collabora.com>
Link: https://lore.kernel.org/r/20230405082711.46303-1-shreeya.patel@collabora.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index 95805cb0adfa4bd4f4cce3537400cae80cb0d58f..e63138eb7e8dfc8bfd78d08c9fb21ed3c85c38a1 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -27,6 +27,31 @@
        };
 };
 
+&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;