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8299d1f057
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted patches, wireless patches and defconfig patches. bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 4B v1.1 4G bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
164 lines
4.2 KiB
Diff
164 lines
4.2 KiB
Diff
From 5f7c6159c8bfa019b3d8d0fd7af930187f29dbad Mon Sep 17 00:00:00 2001
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From: Joerg Quinten <aBUGSworstnightmare@gmail.com>
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Date: Mon, 21 Jun 2021 16:10:32 +0200
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Subject: [PATCH] overlays: Add dpi18cpadhi, vc4-kms-dpi-at056tn53v1
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Signed-off-by: Joerg Quinten <aBUGSworstnightmare@gmail.com>
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---
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arch/arm/boot/dts/bcm270x.dtsi | 13 ++++++
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arch/arm/boot/dts/overlays/Makefile | 2 +
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arch/arm/boot/dts/overlays/README | 15 +++++++
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.../boot/dts/overlays/dpi18cpadhi-overlay.dts | 26 +++++++++++
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.../vc4-kms-dpi-at056tn53v1-overlay.dts | 44 +++++++++++++++++++
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5 files changed, 100 insertions(+)
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create mode 100644 arch/arm/boot/dts/overlays/dpi18cpadhi-overlay.dts
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create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dpi-at056tn53v1-overlay.dts
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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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@@ -164,6 +164,19 @@
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&gpio {
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interrupts = <2 17>, <2 18>;
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+ dpi_18bit_cpadhi_gpio0: dpi_18bit_cpadhi_gpio0 {
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+ brcm,pins = <0 1 2 3 4 5 6 7 8 9
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+ 12 13 14 15 16 17
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+ 20 21 22 23 24 25>;
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+ brcm,function = <BCM2835_FSEL_ALT2>;
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+ brcm,pull = <0>; /* no pull */
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+ };
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+ dpi_18bit_cpadhi_gpio2: dpi_18bit_cpadhi_gpio2 {
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+ brcm,pins = <2 3 4 5 6 7 8 9
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+ 12 13 14 15 16 17
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+ 20 21 22 23 24 25>;
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+ brcm,function = <BCM2835_FSEL_ALT2>;
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+ };
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dpi_18bit_gpio0: dpi_18bit_gpio0 {
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brcm,pins = <0 1 2 3 4 5 6 7 8 9 10 11
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12 13 14 15 16 17 18 19
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -37,6 +37,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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disable-bt.dtbo \
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disable-wifi.dtbo \
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dpi18.dtbo \
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+ dpi18cpadhi.dtbo \
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dpi24.dtbo \
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draws.dtbo \
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dwc-otg.dtbo \
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@@ -215,6 +216,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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upstream.dtbo \
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upstream-pi4.dtbo \
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vc4-fkms-v3d.dtbo \
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+ vc4-kms-dpi-at056tn53v1.dtbo \
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vc4-kms-dsi-7inch.dtbo \
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vc4-kms-dsi-lt070me05000.dtbo \
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vc4-kms-dsi-lt070me05000-v2.dtbo \
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -695,6 +695,14 @@ Load: dtoverlay=dpi18
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Params: <None>
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+Name: dpi18cpadhi
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+Info: Overlay for a generic 18-bit DPI display (in 'mode 6' connection scheme)
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+ This uses GPIOs 0-9,12-17,20-25 (so no I2C, uart etc.), and activates
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+ the output 3-3 seconds after the kernel has started.
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+Load: dtoverlay=dpi18cpadhi
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+Params: <None>
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+
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+
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Name: dpi24
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Info: Overlay for a generic 24-bit DPI display
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This uses GPIOs 0-27 (so no I2C, uart etc.), and activates the output
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@@ -3219,6 +3227,13 @@ Params: cma-512 CMA is 5
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cma-default Use upstream's default value
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+Name: vc4-kms-dpi-at056tn53v1
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+Info: Enable an Innolux 5.6in VGA TFT connected to DPI interface under KMS.
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+ Requires vc4-kms-v3d to be loaded.
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+Load: dtoverlay=vc4-kms-dpi-at056tn53v1
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+Params: <None>
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+
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+
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Name: vc4-kms-dsi-7inch
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Info: Enable the Raspberry Pi DSI 7" screen.
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Use edt-ft5406 for the touchscreen element.
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/dpi18cpadhi-overlay.dts
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@@ -0,0 +1,26 @@
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+/*
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+ * dpi18cpadhi-overlay.dts
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+ */
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+
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+/dts-v1/;
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+/plugin/;
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+
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+/{
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+ compatible = "brcm,bcm2835";
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+
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+ fragment@0 {
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+ target = <&fb>;
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+ __overlay__ {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&dpi_18bit_cpadhi_gpio0>;
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+ };
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+ };
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+
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+ fragment@1 {
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+ target = <&vc4>;
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+ __overlay__ {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&dpi_18bit_cpadhi_gpio0>;
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+ };
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+ };
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+};
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/vc4-kms-dpi-at056tn53v1-overlay.dts
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@@ -0,0 +1,44 @@
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+/*
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+ * vc4-kms-dpi-at056tn53v1-overlay.dts
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+ */
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+
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+/dts-v1/;
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+/plugin/;
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+
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+#include <dt-bindings/gpio/gpio.h>
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+#include <dt-bindings/pinctrl/bcm2835.h>
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+
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+/ {
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+ compatible = "brcm,bcm2835";
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+
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+ fragment@0 {
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+ target-path = "/";
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+ __overlay__ {
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+ panel: panel {
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+ compatible = "innolux,at056tn53v1", "simple-panel";
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+
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+ port {
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+ panel_in: endpoint {
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+ remote-endpoint = <&dpi_out>;
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+ };
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+ };
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+ };
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+ };
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+ };
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+
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+ fragment@1 {
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+ target = <&dpi>;
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+ __overlay__ {
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+ status = "okay";
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+
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&dpi_18bit_cpadhi_gpio0>;
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+
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+ port {
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+ dpi_out: endpoint {
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+ remote-endpoint = <&panel_in>;
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+ };
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+ };
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+ };
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+ };
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+};
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