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arm64: dts: amlogic: meson-s4-s905y4-khadas-vim1s: enable HYM8563 RTC

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The Khadas VIM1S board has an on-board Haoyu Micro HYM8563 Real Time
Clock (RTC) connected to the I2C1 bus.

Enable the I2C1 controller and add the RTC child node to support
hardware clock persistence.

Signed-off-by: Nick Xie <nick@khadas.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20260327093016.722095-3-nick@khadas.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
This commit is contained in:
Nick Xie 2026-03-27 17:30:15 +08:00 committed by Neil Armstrong
parent 42379e7ee9
commit 2e63b271fb
1 changed files with 15 additions and 0 deletions
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15
arch/arm64/boot/dts/amlogic/meson-s4-s905y4-khadas-vim1s.dts
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@ -20,6 +20,8 @@ aliases {
mmc0 = &emmc; /* eMMC */
mmc1 = &sd; /* SD card */
mmc2 = &sdio; /* SDIO */
rtc0 = &rtc;
rtc1 = &vrtc;
serial0 = &uart_b;
};
@ -223,6 +225,19 @@ &ethmac {
phy-mode = "rmii";
};
&i2c1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins2>;
clock-frequency = <100000>;
rtc: rtc@51 {
compatible = "haoyu,hym8563";
reg = <0x51>;
#clock-cells = <0>;
};
};
&ir {
status = "okay";
pinctrl-0 = <&remote_pins>;