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arm64: dts: rockchip: Add RTC on rk3576-evb1-v10

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[ Upstream commit 0adaae7786 ]

Add the I2C connected RTC chip to the Rockchip RK3576 EVB1 board.

Apart from the realtime clock functionality, it also provides a 32 kHz
clock source for the onboard WiFi chip.

Tested-by: Pavel Zhovner <pavel@flipperdevices.com>
Signed-off-by: Alexey Charkov <alchark@gmail.com>
Link: https://lore.kernel.org/r/20250813-evb1-rtcwifibt-v1-1-d13c83422971@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Stable-dep-of: 843367c7ed ("arm64: dts: rockchip: Fix network on rk3576 evb1 board")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Alexey Charkov
2025-08-13 00:30:23 +04:00
committed by Greg Kroah-Hartman
parent 9938a66f65
commit eff044d4ca
1 changed files with 22 additions and 0 deletions
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22
arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts
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@@ -680,6 +680,22 @@
}; };
}; };
&i2c2 {
status = "okay";
hym8563: rtc@51 {
compatible = "haoyu,hym8563";
reg = <0x51>;
clock-output-names = "hym8563";
interrupt-parent = <&gpio0>;
interrupts = <RK_PA0 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&rtc_int>;
wakeup-source;
#clock-cells = <0>;
};
};
&mdio0 { &mdio0 {
rgmii_phy0: phy@1 { rgmii_phy0: phy@1 {
compatible = "ethernet-phy-ieee802.3-c22"; compatible = "ethernet-phy-ieee802.3-c22";
@@ -708,6 +724,12 @@
}; };
&pinctrl { &pinctrl {
hym8563 {
rtc_int: rtc-int {
rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
usb { usb {
usb_host_pwren: usb-host-pwren { usb_host_pwren: usb-host-pwren {
rockchip,pins = <0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>; rockchip,pins = <0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>;