Raspberry Pi power domain driver
|
|
Required properties:
|
|
- compatible: Should be "raspberrypi,bcm2835-power".
|
- firmware: Reference to the RPi firmware device node.
|
- #power-domain-cells: Should be <1>, we providing multiple power domains.
|
|
The valid defines for power domain are:
|
|
RPI_POWER_DOMAIN_I2C0
|
RPI_POWER_DOMAIN_I2C1
|
RPI_POWER_DOMAIN_I2C2
|
RPI_POWER_DOMAIN_VIDEO_SCALER
|
RPI_POWER_DOMAIN_VPU1
|
RPI_POWER_DOMAIN_HDMI
|
RPI_POWER_DOMAIN_USB
|
RPI_POWER_DOMAIN_VEC
|
RPI_POWER_DOMAIN_JPEG
|
RPI_POWER_DOMAIN_H264
|
RPI_POWER_DOMAIN_V3D
|
RPI_POWER_DOMAIN_ISP
|
RPI_POWER_DOMAIN_UNICAM0
|
RPI_POWER_DOMAIN_UNICAM1
|
RPI_POWER_DOMAIN_CCP2RX
|
RPI_POWER_DOMAIN_CSI2
|
RPI_POWER_DOMAIN_CPI
|
RPI_POWER_DOMAIN_DSI0
|
RPI_POWER_DOMAIN_DSI1
|
RPI_POWER_DOMAIN_TRANSPOSER
|
RPI_POWER_DOMAIN_CCP2TX
|
RPI_POWER_DOMAIN_CDP
|
RPI_POWER_DOMAIN_ARM
|
|
Example:
|
|
power: power {
|
compatible = "raspberrypi,bcm2835-power";
|
firmware = <&firmware>;
|
#power-domain-cells = <1>;
|
};
|
|
Example for using power domain:
|
|
&usb {
|
power-domains = <&power RPI_POWER_DOMAIN_USB>;
|
};
|
