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authorÁlvaro Fernández Rojas <noltari@gmail.com>2016-04-07 21:25:10 +0200
committerÁlvaro Fernández Rojas <noltari@gmail.com>2016-04-07 21:25:10 +0200
commita8d4d71c41ff0158c2026cac5981e39702167da9 (patch)
tree0c54ec3eb59f5bab6aa7318d14c92ff875412202 /target/linux/brcm2708/patches-4.4/0107-New-overlay-for-PiScreen2r.patch
parent59e0e88c22007fd77ee9c6c8e02a689889a5f597 (diff)
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brcm2708: update to latest version
As usual these patches were extracted from the raspberry pi repo: https://github.com/raspberrypi/linux/commits/rpi-4.4.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0107-New-overlay-for-PiScreen2r.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0107-New-overlay-for-PiScreen2r.patch148
1 files changed, 148 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0107-New-overlay-for-PiScreen2r.patch b/target/linux/brcm2708/patches-4.4/0107-New-overlay-for-PiScreen2r.patch
new file mode 100644
index 0000000000..f57a63d548
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0107-New-overlay-for-PiScreen2r.patch
@@ -0,0 +1,148 @@
+From a5a974dbeaaf0be8b1fa5d8c6f117b320ea01b44 Mon Sep 17 00:00:00 2001
+From: mwilliams03 <mark.mwilliams@gmail.com>
+Date: Sun, 18 Oct 2015 17:07:24 -0700
+Subject: [PATCH 107/232] New overlay for PiScreen2r
+
+---
+ arch/arm/boot/dts/overlays/Makefile | 1 +
+ arch/arm/boot/dts/overlays/README | 14 +++
+ arch/arm/boot/dts/overlays/piscreen2r-overlay.dts | 100 ++++++++++++++++++++++
+ 3 files changed, 115 insertions(+)
+ create mode 100644 arch/arm/boot/dts/overlays/piscreen2r-overlay.dts
+
+--- a/arch/arm/boot/dts/overlays/Makefile
++++ b/arch/arm/boot/dts/overlays/Makefile
+@@ -35,6 +35,7 @@ dtb-$(RPI_DT_OVERLAYS) += mcp2515-can1-o
+ dtb-$(RPI_DT_OVERLAYS) += mmc-overlay.dtb
+ dtb-$(RPI_DT_OVERLAYS) += mz61581-overlay.dtb
+ dtb-$(RPI_DT_OVERLAYS) += piscreen-overlay.dtb
++dtb-$(RPI_DT_OVERLAYS) += piscreen2r-overlay.dtb
+ dtb-$(RPI_DT_OVERLAYS) += pitft28-resistive-overlay.dtb
+ dtb-$(RPI_DT_OVERLAYS) += pps-gpio-overlay.dtb
+ dtb-$(RPI_DT_OVERLAYS) += pwm-overlay.dtb
+--- a/arch/arm/boot/dts/overlays/README
++++ b/arch/arm/boot/dts/overlays/README
+@@ -425,6 +425,20 @@ Params: speed Display
+ xohms Touchpanel sensitivity (X-plate resistance)
+
+
++Name: piscreen2r
++Info: PiScreen 2 with resistive TP display by OzzMaker.com
++Load: dtoverlay=piscreen2r,<param>=<val>
++Params: speed Display SPI bus speed
++
++ rotate Display rotation {0,90,180,270}
++
++ fps Delay between frame updates
++
++ debug Debug output level {0-7}
++
++ xohms Touchpanel sensitivity (X-plate resistance)
++
++
+ Name: pitft28-resistive
+ Info: Adafruit PiTFT 2.8" resistive touch screen
+ Load: dtoverlay=pitft28-resistive,<param>=<val>
+--- /dev/null
++++ b/arch/arm/boot/dts/overlays/piscreen2r-overlay.dts
+@@ -0,0 +1,100 @@
++ /*
++ * Device Tree overlay for PiScreen2 3.5" TFT with resistive touch by Ozzmaker.com
++ *
++ */
++
++/dts-v1/;
++/plugin/;
++
++/ {
++ compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
++
++ fragment@0 {
++ target = <&spi0>;
++ __overlay__ {
++ status = "okay";
++
++ spidev@0{
++ status = "disabled";
++ };
++
++ spidev@1{
++ status = "disabled";
++ };
++ };
++ };
++
++ fragment@1 {
++ target = <&gpio>;
++ __overlay__ {
++ piscreen2_pins: piscreen2_pins {
++ brcm,pins = <17 25 24 22>;
++ brcm,function = <0 1 1 1>; /* in out out out */
++ };
++ };
++ };
++
++ fragment@2 {
++ target = <&spi0>;
++ __overlay__ {
++ /* needed to avoid dtc warning */
++ #address-cells = <1>;
++ #size-cells = <0>;
++
++ piscreen2: piscreen2@0{
++ compatible = "ilitek,ili9486";
++ reg = <0>;
++ pinctrl-names = "default";
++ pinctrl-0 = <&piscreen2_pins>;
++ bgr;
++ spi-max-frequency = <64000000>;
++ rotate = <90>;
++ fps = <30>;
++ buswidth = <8>;
++ regwidth = <16>;
++ txbuflen = <32768>;
++ reset-gpios = <&gpio 25 0>;
++ dc-gpios = <&gpio 24 0>;
++ led-gpios = <&gpio 22 1>;
++ debug = <0>;
++
++ init = <0x10000b0 0x00
++ 0x1000011
++ 0x20000ff
++ 0x100003a 0x55
++ 0x1000036 0x28
++ 0x10000c0 0x11 0x09
++ 0x10000c1 0x41
++ 0x10000c5 0x00 0x00 0x00 0x00
++ 0x10000b6 0x00 0x02
++ 0x10000f7 0xa9 0x51 0x2c 0x2
++ 0x10000be 0x00 0x04
++ 0x10000e9 0x00
++ 0x1000011
++ 0x1000029>;
++
++ };
++
++ piscreen2_ts: piscreen2-ts@1 {
++ compatible = "ti,ads7846";
++ reg = <1>;
++
++ spi-max-frequency = <2000000>;
++ interrupts = <17 2>; /* high-to-low edge triggered */
++ interrupt-parent = <&gpio>;
++ pendown-gpio = <&gpio 17 0>;
++ ti,swap-xy;
++ ti,x-plate-ohms = /bits/ 16 <100>;
++ ti,pressure-max = /bits/ 16 <255>;
++ };
++ };
++ };
++ __overrides__ {
++ speed = <&piscreen2>,"spi-max-frequency:0";
++ rotate = <&piscreen2>,"rotate:0";
++ fps = <&piscreen2>,"fps:0";
++ debug = <&piscreen2>,"debug:0";
++ xohms = <&piscreen2_ts>,"ti,x-plate-ohms;0";
++ };
++};
++