diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.10/950-0571-dtoverlays-Add-overlays-for-JDI-LT070ME05000-1200x19.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.10/950-0571-dtoverlays-Add-overlays-for-JDI-LT070ME05000-1200x19.patch | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/target/linux/bcm27xx/patches-5.10/950-0571-dtoverlays-Add-overlays-for-JDI-LT070ME05000-1200x19.patch b/target/linux/bcm27xx/patches-5.10/950-0571-dtoverlays-Add-overlays-for-JDI-LT070ME05000-1200x19.patch deleted file mode 100644 index 33a4f39ee0..0000000000 --- a/target/linux/bcm27xx/patches-5.10/950-0571-dtoverlays-Add-overlays-for-JDI-LT070ME05000-1200x19.patch +++ /dev/null @@ -1,216 +0,0 @@ -From 5752746d0694ee607c2971735f2befc8a86fbab9 Mon Sep 17 00:00:00 2001 -From: Dave Stevenson <dave.stevenson@raspberrypi.com> -Date: Thu, 15 Apr 2021 16:46:34 +0100 -Subject: [PATCH] dtoverlays: Add overlays for JDI LT070ME05000 - 1200x1920 DSI panel - -Credit to forum member gizmomouse on -https://www.raspberrypi.org/forums/viewtopic.php?f=98&t=253912 and -Andrey Vostrukhin of Harlab for these overlays. - -See https://github.com/harlab/CM4_LCD_LT070ME05000 for -schematics and docs for the adapter board to connect this panel which -is found in the Asus/Google 2013 Nexus 7" tablet and therefore -relatively easily available. - -Note that this uses 4 DSI data lanes, and therefore MUST be used -with DISP1 on a Compute Module. It can not be used on a standard -Pi. - -There are two versions of the adapter board. V1 connects the -display controls to Pi GPIOs, whilst v2 uses an I2C GPIO expander -so needs no additional connections beyond the FFC and power. - -The touchscreen overlay for these panels varies, so that part -is not configured. - -Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> ---- - arch/arm/boot/dts/overlays/Makefile | 2 + - arch/arm/boot/dts/overlays/README | 21 ++++++ - .../vc4-kms-dsi-lt070me05000-overlay.dts | 69 +++++++++++++++++++ - .../vc4-kms-dsi-lt070me05000-v2-overlay.dts | 64 +++++++++++++++++ - 4 files changed, 156 insertions(+) - create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dsi-lt070me05000-overlay.dts - create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dsi-lt070me05000-v2-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -213,6 +213,8 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ - upstream-pi4.dtbo \ - vc4-fkms-v3d.dtbo \ - vc4-kms-dsi-7inch.dtbo \ -+ vc4-kms-dsi-lt070me05000.dtbo \ -+ vc4-kms-dsi-lt070me05000-v2.dtbo \ - vc4-kms-kippah-7inch.dtbo \ - vc4-kms-v3d.dtbo \ - vc4-kms-v3d-pi4.dtbo \ ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -3158,6 +3158,27 @@ Load: dtoverlay=vc4-kms-dsi-7inch - Params: <None> - - -+Name: vc4-kms-dsi-lt070me05000 -+Info: Enable a JDI LT070ME05000 DSI display on DSI1. -+ Note that this is a 4 lane DSI device, so it will only work on a Compute -+ Module. -+ Requires vc4-kms-v3d to be loaded. -+Load: dtoverlay=vc4-kms-dsi-lt070me05000,<param> -+Params: reset GPIO for the reset signal (default 17) -+ enable GPIO for the enable signal (default 4) -+ dcdc-en GPIO for the DC-DC converter enable (default 5) -+ -+ -+Name: vc4-kms-dsi-lt070me05000-v2 -+Info: Enable a JDI LT070ME05000 DSI display on DSI1 using Harlab's V2 -+ interface board. -+ Note that this is a 4 lane DSI device, so it will only work on a Compute -+ Module. -+ Requires vc4-kms-v3d to be loaded. -+Load: dtoverlay=vc4-kms-dsi-lt070me05000-v2 -+Params: <None> -+ -+ - Name: vc4-kms-kippah-7inch - Info: Enable the Adafruit DPI Kippah with the 7" Ontat panel attached. - Requires vc4-kms-v3d to be loaded. ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/vc4-kms-dsi-lt070me05000-overlay.dts -@@ -0,0 +1,69 @@ -+/* -+ * Device Tree overlay to connect a JDI LT070ME05000 DSI panel to DSI1. -+ * This uses 4 DSI data lanes, so can only be used with a Compute Module. -+ * -+ * Credit to forum user gizmomouse on -+ * https://www.raspberrypi.org/forums/viewtopic.php?f=98&t=253912 and -+ * Andrey Vostrukhin of Harlab for the overlay. -+ * -+ * Refer to https://github.com/harlab/CM4_LCD_LT070ME05000 for schematics and -+ * other documentation. -+ */ -+ -+/dts-v1/; -+/plugin/; -+ -+/ { -+ compatible = "brcm,bcm2835"; -+ -+ fragment@0 { -+ target = <&dsi1>; -+ __overlay__{ -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ port { -+ dsi_out_port:endpoint { -+ remote-endpoint = <&panel_dsi_port>; -+ }; -+ }; -+ -+ lt070me05000:lt070me05000@0 { -+ compatible = "jdi,lt070me05000"; -+ status = "okay"; -+ reg = <0>; -+ reset-gpios = <&gpio 17 1>; // LCD RST -+ enable-gpios = <&gpio 4 0>; // LCD Enable -+ dcdc-en-gpios = <&gpio 5 0>; // LCD DC-DC Enable -+ port { -+ panel_dsi_port: endpoint { -+ remote-endpoint = <&dsi_out_port>; -+ }; -+ }; -+ }; -+ }; -+ }; -+ -+ fragment@1 { -+ target = <&gpio>; -+ __overlay__ { -+ lt070me05000_pins: lt070me05000_pins { -+ brcm,pins = <4 5 17>; -+ brcm,function = <1 1 1>; // out -+ brcm,pull = <0 0 0>; // off -+ }; -+ }; -+ -+ }; -+ -+ __overrides__ { -+ reset = <<070me05000_pins>,"brcm,pins:8", -+ <<070me05000>,"reset-gpios:4"; -+ -+ enable = <<070me05000_pins>,"brcm,pins:0", -+ <<070me05000>,"enable-gpios:4"; -+ -+ dcdc-en = <<070me05000_pins>,"brcm,pins:4", -+ <<070me05000>,"dcdc-en-gpios:4"; -+ }; -+}; ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/vc4-kms-dsi-lt070me05000-v2-overlay.dts -@@ -0,0 +1,64 @@ -+/* -+ * Device Tree overlay to connect a JDI LT070ME05000 DSI panel to DSI1. -+ * This uses 4 DSI data lanes, so can only be used with a Compute Module. -+ * -+ * The overlay is for V2 of Harlab's interface board that uses a PCA9536 to -+ * handle the panel's control GPIOs instead of wiring it back to Pi GPIOs. -+ * -+ * Credit to Andrey Vostrukhin of Harlab for the overlay. -+ * -+ * Refer to https://github.com/harlab/CM4_LCD_LT070ME05000 for schematics and -+ * other documentation. -+ */ -+ -+/dts-v1/; -+/plugin/; -+ -+/ { -+ compatible = "brcm,bcm2835"; -+ -+ fragment@0 { -+ target = <&i2c_csi_dsi>; -+ __overlay__ { -+ #address-cells = <1>; -+ #size-cells = <0>; -+ status = "okay"; -+ -+ pca: pca@41 { -+ compatible = "nxp,pca9536"; -+ reg = <0x41>; -+ gpio-controller; -+ #gpio-cells = <2>; -+ status = "okay"; -+ }; -+ }; -+ }; -+ -+ fragment@1 { -+ target = <&dsi1>; -+ __overlay__{ -+ status = "okay"; -+ #address-cells = <1>; -+ #size-cells = <0>; -+ port { -+ dsi_out_port:endpoint { -+ remote-endpoint = <&panel_dsi_port>; -+ }; -+ }; -+ -+ lt070me05000:lt070me05000@0 { -+ compatible = "jdi,lt070me05000"; -+ status = "okay"; -+ reg = <0>; -+ reset-gpios = <&pca 0 1>; -+ enable-gpios = <&pca 2 0>; -+ dcdc-en-gpios = <&pca 1 0>; -+ port { -+ panel_dsi_port: endpoint { -+ remote-endpoint = <&dsi_out_port>; -+ }; -+ }; -+ }; -+ }; -+ }; -+}; |