From: Uwe Kleine-König <uwe@xxxxxxxxxxxxxxxxx> The cm4-io board comes with a PCF85063 on I2C0, connected to the GPIO44 and GPIO45 pins. Add it to the device tree. Signed-off-by: Uwe Kleine-König <uwe@xxxxxxxxxxxxxxxxx> Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> Acked-by: Dave Stevenson <dave.stevenson@xxxxxxxxxxxxxxx> --- Changes since v6: - Drop unneeded status = "okay" Changes since v4: - Use the right part number in the compatible string - Add the quartz-load-femtofarads property Changes since v3: - Separate addition of the RTC to a patch of its own --- arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts b/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts index d7ba02f586d3..7c6a5bdf48aa 100644 --- a/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts +++ b/arch/arm/boot/dts/broadcom/bcm2711-rpi-cm4-io.dts @@ -101,6 +101,15 @@ &genet { status = "okay"; }; +&i2c0_1 { + rtc@51 { + /* Attention: An alarm resets the machine */ + compatible = "nxp,pcf85063a"; + reg = <0x51>; + quartz-load-femtofarads = <7000>; + }; +}; + &led_act { gpios = <&gpio 42 GPIO_ACTIVE_HIGH>; }; -- Regards, Laurent Pinchart