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authorÁlvaro Fernández Rojas <noltari@gmail.com>2022-05-16 23:40:32 +0200
committerÁlvaro Fernández Rojas <noltari@gmail.com>2022-05-17 15:11:22 +0200
commit20ea6adbf199097c4f5f591ffee088340630dae4 (patch)
treed6719d95e136611a1c25bbf7789652d6d402779d /target/linux/bcm27xx/patches-5.15/950-0705-dtoverlays-add-rgb565-padhi-output-to-vc4-kms-dpi-ge.patch
parentbca05bd072180dc38ef740b37ded9572a6db1981 (diff)
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bcm27xx: add support for linux v5.15
Build system: x86_64 Build-tested: bcm2708, bcm2709, bcm2710, bcm2711 Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B Signed-off-by: Marty Jones <mj8263788@gmail.com> Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.15/950-0705-dtoverlays-add-rgb565-padhi-output-to-vc4-kms-dpi-ge.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.15/950-0705-dtoverlays-add-rgb565-padhi-output-to-vc4-kms-dpi-ge.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.15/950-0705-dtoverlays-add-rgb565-padhi-output-to-vc4-kms-dpi-ge.patch b/target/linux/bcm27xx/patches-5.15/950-0705-dtoverlays-add-rgb565-padhi-output-to-vc4-kms-dpi-ge.patch
new file mode 100644
index 0000000000..0d00d75a1b
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.15/950-0705-dtoverlays-add-rgb565-padhi-output-to-vc4-kms-dpi-ge.patch
@@ -0,0 +1,37 @@
+From c4d228323c9c302b355cfd27cd59809110d7c74e Mon Sep 17 00:00:00 2001
+From: Grigori Goronzy <greg@kinoho.net>
+Date: Wed, 9 Feb 2022 22:23:11 +0100
+Subject: [PATCH] dtoverlays: add rgb565-padhi output to
+ vc4-kms-dpi-generic
+
+This mode is used by some DPI based display adapters, such as the
+'VGA565' and 'VGA Zero' low-cost VGA adapters for the Raspberry Pi.
+
+Signed-off-by: Grigori Goronzy <greg@kinoho.net>
+---
+ arch/arm/boot/dts/overlays/README | 2 ++
+ arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts | 2 ++
+ 2 files changed, 4 insertions(+)
+
+--- a/arch/arm/boot/dts/overlays/README
++++ b/arch/arm/boot/dts/overlays/README
+@@ -3649,6 +3649,8 @@ Params: clock-frequency Display
+ width-mm Define the screen width in mm
+ height-mm Define the screen height in mm
+ rgb565 Change to RGB565 output on GPIOs 0-19
++ rgb565-padhi Change to RGB565 output on GPIOs 0-8, 12-17, and
++ 20-24
+ rgb666-padhi Change to RGB666 output on GPIOs 0-9, 12-17, and
+ 20-25
+ rgb888 Change to RGB888 output on GPIOs 0-27
+--- a/arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts
++++ b/arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts
+@@ -65,6 +65,8 @@
+
+ rgb565 = <&panel_generic>, "bus-format:0=0x1017",
+ <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_16bit_gpio0>;
++ rgb565-padhi = <&panel_generic>, "bus-format:0=0x1020",
++ <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_16bit_cpadhi_gpio0>;
+ rgb666-padhi = <&panel_generic>, "bus-format:0=0x1015",
+ <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_18bit_cpadhi_gpio0>;
+ rgb888 = <&panel_generic>, "bus-format:0=0x100a",