diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0445-BCM270X-Add-the-DSI-and-DSI-panel-nodes-to-the-VC4-o.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0445-BCM270X-Add-the-DSI-and-DSI-panel-nodes-to-the-VC4-o.patch | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0445-BCM270X-Add-the-DSI-and-DSI-panel-nodes-to-the-VC4-o.patch b/target/linux/brcm2708/patches-4.4/0445-BCM270X-Add-the-DSI-and-DSI-panel-nodes-to-the-VC4-o.patch new file mode 100644 index 0000000000..a9a0891312 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0445-BCM270X-Add-the-DSI-and-DSI-panel-nodes-to-the-VC4-o.patch @@ -0,0 +1,84 @@ +From a5957ee5e1e3605c97c1282c21a0e799f81b49a1 Mon Sep 17 00:00:00 2001 +From: Eric Anholt <eric@anholt.net> +Date: Thu, 2 Jun 2016 15:09:35 -0700 +Subject: [PATCH] BCM270X: Add the DSI and DSI panel nodes to the VC4 overlay. + +Signed-off-by: Eric Anholt <eric@anholt.net> +--- + arch/arm/boot/dts/bcm2708_common.dtsi | 24 ++++++++++++++++++++-- + arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 16 +++++++++++++++ + 2 files changed, 38 insertions(+), 2 deletions(-) + +--- a/arch/arm/boot/dts/bcm2708_common.dtsi ++++ b/arch/arm/boot/dts/bcm2708_common.dtsi +@@ -2,6 +2,7 @@ + #include <dt-bindings/clock/bcm2835-aux.h> + #include "dt-bindings/power/raspberrypi-power.h" + #include "dt-bindings/gpio/gpio.h" ++#include "dt-bindings/pinctrl/bcm2835.h" + #include "skeleton.dtsi" + + / { +@@ -110,9 +111,10 @@ + reg = <0x7e101000 0x2000>; + + /* CPRMAN derives everything from the platform's +- * oscillator. ++ * oscillator except for a few clocks that may ++ * derive from something else derived from CPRMAN.. + */ +- clocks = <&clk_osc>; ++ clocks = <&clk_osc>, <&dsi1 0>, <&dsi1 1>, <&dsi1 2>; + status = "disabled"; + }; + +@@ -282,6 +284,24 @@ + status = "disabled"; + }; + ++ dsi1: dsi@7e700000 { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ #clock-cells = <1>; ++ ++ compatible = "brcm,bcm2835-dsi1"; ++ reg = <0x7e700000 0x8c>; ++ interrupts = <2 12>; ++ ++ clocks = <&cprman BCM2835_PLLD_DSI1>, ++ <&cprman BCM2835_CLOCK_DSI1E>, ++ <&cprman BCM2835_CLOCK_DSI1P>; ++ clock-names = "phy", "escape", "pixel"; ++ clock-output-names = "dsi1_byte", "dsi1_ddr2", "dsi1_ddr"; ++ status = "disabled"; ++ power-domains = <&power RPI_POWER_DOMAIN_DSI1>; ++ }; ++ + i2c1: i2c@7e804000 { + compatible = "brcm,bcm2708-i2c"; + reg = <0x7e804000 0x1000>; +--- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts ++++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts +@@ -126,6 +126,22 @@ + }; + }; + ++ fragment@16 { ++ target = <&dsi1>; ++ __overlay__ { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ status = "okay"; ++ ++ brcm,panel = <&pitouchscreen>; ++ ++ pitouchscreen: panel { ++ compatible = "raspberrypi,touchscreen"; ++ reg = <0>; ++ }; ++ }; ++ }; ++ + __overrides__ { + cma-256 = <0>,"+0-1-2-3-4"; + cma-192 = <0>,"-0+1-2-3-4"; |