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baad22eed3
As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.9.y - Remove led1 from diag.sh for RPi3 since it causes boot issues. - Fix modules.mk typos. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
139 lines
3.2 KiB
Diff
139 lines
3.2 KiB
Diff
From 2c62d430b6b3c20867e55465e0557a1543088f09 Mon Sep 17 00:00:00 2001
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From: Eric Anholt <eric@anholt.net>
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Date: Thu, 2 Jun 2016 15:09:35 -0700
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Subject: [PATCH] BCM270X: Enable the DSI panel node in the VC4 overlay.
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Signed-off-by: Eric Anholt <eric@anholt.net>
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---
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arch/arm/boot/dts/bcm2708-rpi-b-plus.dts | 5 ++++
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arch/arm/boot/dts/bcm2708-rpi-b.dts | 5 ++++
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arch/arm/boot/dts/bcm2709-rpi-2-b.dts | 5 ++++
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arch/arm/boot/dts/bcm270x.dtsi | 27 ++++++++++++++++++++++
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arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 5 ++++
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arch/arm/boot/dts/bcm2710.dtsi | 1 -
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arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 22 ++++++++++++++++++
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7 files changed, 69 insertions(+), 1 deletion(-)
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--- a/arch/arm/boot/dts/bcm2708-rpi-b-plus.dts
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+++ b/arch/arm/boot/dts/bcm2708-rpi-b-plus.dts
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@@ -154,3 +154,8 @@
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sd_debug = <&sdhost>,"brcm,debug";
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};
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};
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+
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+&i2c_dsi {
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+ gpios = <&gpio 28 0
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+ &gpio 29 0>;
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+};
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--- a/arch/arm/boot/dts/bcm2708-rpi-b.dts
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+++ b/arch/arm/boot/dts/bcm2708-rpi-b.dts
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@@ -144,3 +144,8 @@
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sd_debug = <&sdhost>,"brcm,debug";
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};
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};
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+
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+&i2c_dsi {
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+ gpios = <&gpio 2 0
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+ &gpio 3 0>;
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+};
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--- a/arch/arm/boot/dts/bcm2709-rpi-2-b.dts
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+++ b/arch/arm/boot/dts/bcm2709-rpi-2-b.dts
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@@ -154,3 +154,8 @@
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sd_debug = <&sdhost>,"brcm,debug";
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};
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};
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+
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+&i2c_dsi {
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+ gpios = <&gpio 28 0
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+ &gpio 29 0>;
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+};
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--- a/arch/arm/boot/dts/bcm270x.dtsi
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+++ b/arch/arm/boot/dts/bcm270x.dtsi
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@@ -137,6 +137,29 @@
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/* Add alias */
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status = "disabled";
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};
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+
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+ i2c_dsi: i2cdsi {
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+ /* We have to use i2c-gpio because the
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+ * firmware is also polling another device
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+ * using the only hardware I2C bus that could
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+ * connect to these pins.
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+ */
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+ compatible = "i2c-gpio";
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "disabled";
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+
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+ pitouchscreen_bridge: bridge@45 {
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+ compatible = "raspberrypi,touchscreen-bridge-i2c";
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+ reg = <0x45>;
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+ };
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+
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+ pitouchscreen_touch: bridge@38 {
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+ compatible = "raspberrypi,touchscreen-ts-i2c";
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+ reg = <0x38>;
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+ };
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+ };
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+
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};
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vdd_5v0_reg: fixedregulator_5v0 {
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@@ -155,3 +178,7 @@
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regulator-always-on;
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};
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};
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+
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+&dsi1 {
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+ power-domains = <&power RPI_POWER_DOMAIN_DSI1>;
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+};
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--- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
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+++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
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@@ -201,3 +201,8 @@
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sd_debug = <&sdhost>,"brcm,debug";
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};
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};
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+
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+&i2c_dsi {
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+ gpios = <&gpio 44 0
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+ &gpio 45 0>;
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+};
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--- a/arch/arm/boot/dts/bcm2710.dtsi
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+++ b/arch/arm/boot/dts/bcm2710.dtsi
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@@ -145,4 +145,3 @@
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interrupt-parent = <&local_intc>;
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interrupts = <8>;
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};
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-
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--- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
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+++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
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@@ -126,6 +126,28 @@
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};
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};
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+ fragment@16 {
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+ target = <&dsi1>;
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+ __overlay__ {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ pitouchscreen: panel@0 {
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+ compatible = "raspberrypi,touchscreen";
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+ reg = <0>;
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+ raspberrypi,touchscreen-bridge = <&pitouchscreen_bridge>;
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+ };
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+ };
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+ };
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+
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+ fragment@17 {
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+ target = <&i2c_dsi>;
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+ __overlay__ {
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+ status = "okay";
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+ };
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+ };
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+
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__overrides__ {
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cma-256 = <0>,"+0-1-2-3-4";
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cma-192 = <0>,"-0+1-2-3-4";
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