VC4 is the GPU (display and 3D) present on the 2835.
Signed-off-by: Eric Anholt <eric at anholt.net>
---
v2: Sort by register address, mark HDMI as disabled by default in the
SoC file and enable it from -rpi.
arch/arm/boot/dts/bcm2835-rpi.dtsi | 4 ++++
arch/arm/boot/dts/bcm2835.dtsi | 44 ++++++++++++++++++++++++++++++++++++++
2 files changed, 48 insertions(+)
diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi
b/arch/arm/boot/dts/bcm2835-rpi.dtsi
index 29cc7ba..f7217906 100644
--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
@@ -49,6 +49,10 @@
status = "okay";
};
+&hdmi {
+ status = "okay";
+};
+
&sdhci {
status = "okay";
bus-width = <4>;
diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi
index 20574cc..e625a21 100644
--- a/arch/arm/boot/dts/bcm2835.dtsi
+++ b/arch/arm/boot/dts/bcm2835.dtsi
@@ -1,4 +1,5 @@
#include <dt-bindings/pinctrl/bcm2835.h>
+#include <dt-bindings/gpio/gpio.h>
#include "skeleton.dtsi"
/ {
@@ -131,6 +132,18 @@
status = "disabled";
};
+ pv0: brcm,vc4-pixelvalve at 7e206000 {
+ compatible = "brcm,vc4-pixelvalve";
+ reg = <0x7e206000 0x100>;
+ interrupts = <2 13>; /* pwa2 */
+ };
+
+ pv1: brcm,vc4-pixelvalve at 7e207000 {
+ compatible = "brcm,vc4-pixelvalve";
+ reg = <0x7e207000 0x100>;
+ interrupts = <2 14>; /* pwa1 */
+ };
+
sdhci: sdhci at 7e300000 {
compatible = "brcm,bcm2835-sdhci";
reg = <0x7e300000 0x100>;
@@ -139,6 +152,12 @@
status = "disabled";
};
+ hvs: brcm,hvs at 7e400000 {
+ compatible = "brcm,vc4-hvs";
+ reg = <0x7e400000 0x6000>;
+ interrupts = <2 1>;
+ };
+
i2c1: i2c at 7e804000 {
compatible = "brcm,bcm2835-i2c";
reg = <0x7e804000 0x1000>;
@@ -159,6 +178,23 @@
status = "disabled";
};
+ pv2: brcm,vc4-pixelvalve at 7e807000 {
+ compatible = "brcm,vc4-pixelvalve";
+ reg = <0x7e807000 0x100>;
+ interrupts = <2 10>; /* pixelvalve */
+ };
+
+ hdmi: brcm,vc4-hdmi at 7e902000 {
+ compatible = "brcm,vc4-hdmi";
+ reg = <0x7e902000 0x600>,
+ <0x7e808000 0x100>;
+ interrupts = <2 8>, <2 9>;
+ ddc = <&i2c2>;
+ hpd-gpio = <&gpio 46 GPIO_ACTIVE_HIGH>;
+ crtc = <&pv2>;
+ status = "disabled";
+ };
+
usb at 7e980000 {
compatible = "brcm,bcm2835-usb";
reg = <0x7e980000 0x10000>;
@@ -168,6 +204,14 @@
arm-pmu {
compatible = "arm,arm1176-pmu";
};
+
+ vc4: vc4 at 0x7e4c0000 {
+ compatible = "brcm,vc4";
+
+ crtcs = <&pv0>, <&pv1>, <&pv2>;
+ encoders = <&hdmi>;
+ hvss = <&hvs>;
+ };
};
clocks {
--
2.1.4
