[PATCH v4 2/2] ARM: dts: bcm2711-rpi-cm4-io: Add RTC on I2C0

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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>
---
Changes since v3:

- Separate addition of the RTC to a patch of its own
---
 arch/arm/boot/dts/bcm2711-rpi-cm4-io.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/bcm2711-rpi-cm4-io.dts b/arch/arm/boot/dts/bcm2711-rpi-cm4-io.dts
index d7ba02f586d3..0d9b328a215a 100644
--- a/arch/arm/boot/dts/bcm2711-rpi-cm4-io.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-cm4-io.dts
@@ -101,6 +101,22 @@ &genet {
 	status = "okay";
 };
 
+&i2c0 {
+	status = "okay";
+};
+
+&i2c0_1 {
+	rtc@51 {
+		/* Attention: An alarm resets the machine */
+		compatible = "nxp,pcf85063";
+		reg = <0x51>;
+	};
+};
+
+&i2c0mux {
+	status = "okay";
+};
+
 &led_act {
 	gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
 };
-- 
Regards,

Laurent Pinchart




[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux