The Unicam IP cores are CSI-2/CCP2 receivers. They are part of VC4, but
can be controlled directly from the operating system without going
through the VPU firmware. Exposes them as DT nodes.
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
arch/arm/boot/dts/bcm2711.dtsi | 43 ++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi
index a91cf68e3c4c..0a4d75a64e7c 100644
--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -2,6 +2,7 @@
#include "bcm283x.dtsi"
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/power/raspberrypi-power.h>
#include <dt-bindings/soc/bcm2835-pm.h>
/ {
@@ -244,6 +245,48 @@ pwm1: pwm@7e20c800 {
hvs@7e400000 {
interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
};
+
+ csi0: csi@7e800000 {
+ compatible = "brcm,bcm2835-unicam";
+ reg = <0x7e800000 0x800>,
+ <0x7e802000 0x4>;
+ interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clocks BCM2835_CLOCK_CAM0>;
+ clock-names = "lp";
+ power-domains = <&power RPI_POWER_DOMAIN_UNICAM0>;
+ brcm,num-data-lanes = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #clock-cells = <1>;
+ status = "disabled";
+
+ port {
+ endpoint {
+ data-lanes = <1 2>;
+ };
+ };
+ };
+
+ csi1: csi@7e801000 {
+ compatible = "brcm,bcm2835-unicam";
+ reg = <0x7e801000 0x800>,
+ <0x7e802004 0x4>;
+ interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clocks BCM2835_CLOCK_CAM1>;
+ clock-names = "lp";
+ power-domains = <&power RPI_POWER_DOMAIN_UNICAM1>;
+ brcm,num-data-lanes = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #clock-cells = <1>;
+ status = "disabled";
+
+ port {
+ endpoint {
+ data-lanes = <1 2 3 4>;
+ };
+ };
+ };
};
/*
--
Regards,
Laurent Pinchart
