diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0811-overlays-Add-ssd1306-spi-overlay-3440.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0811-overlays-Add-ssd1306-spi-overlay-3440.patch | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0811-overlays-Add-ssd1306-spi-overlay-3440.patch b/target/linux/bcm27xx/patches-4.19/950-0811-overlays-Add-ssd1306-spi-overlay-3440.patch deleted file mode 100644 index e27893d9ac..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0811-overlays-Add-ssd1306-spi-overlay-3440.patch +++ /dev/null @@ -1,132 +0,0 @@ -From db048a80e63c66607b3bd73fa641802ec83bf166 Mon Sep 17 00:00:00 2001 -From: MikeDK <m.kaplan@evva.com> -Date: Fri, 31 Jan 2020 10:57:21 +0100 -Subject: [PATCH] overlays: Add ssd1306-spi overlay (#3440) - -Add an overlay for SSD1306 based OLED boards using SPI. -This will load the staging fbtft driver. - -Signed-off-by: Michael Kaplan <m.kaplan@evva.com> ---- - arch/arm/boot/dts/overlays/Makefile | 1 + - arch/arm/boot/dts/overlays/README | 12 +++ - .../boot/dts/overlays/ssd1306-spi-overlay.dts | 82 +++++++++++++++++++ - 3 files changed, 95 insertions(+) - create mode 100644 arch/arm/boot/dts/overlays/ssd1306-spi-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -168,6 +168,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ - spi6-1cs.dtbo \ - spi6-2cs.dtbo \ - ssd1306.dtbo \ -+ ssd1306-spi.dtbo \ - superaudioboard.dtbo \ - sx150x.dtbo \ - tc358743.dtbo \ ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -2428,6 +2428,18 @@ Params: address Location - https://cdn-shop.adafruit.com/datasheets/SSD1306.pdf - - -+Name: ssd1306-spi -+Info: Overlay for SSD1306 OLED via SPI using fbtft staging driver. -+Load: dtoverlay=ssd1306-spi,<param>=<val> -+Params: speed SPI bus speed (default 10000000) -+ rotate Display rotation (0, 90, 180 or 270; default 0) -+ fps Delay between frame updates (default 25) -+ debug Debug output level (0-7; default 0) -+ dc_pin GPIO pin for D/C (default 24) -+ reset_pin GPIO pin for RESET (default 25) -+ height Display height (32 or 64; default 64) -+ -+ - Name: superaudioboard - Info: Configures the SuperAudioBoard sound card - Load: dtoverlay=superaudioboard,<param>=<val> ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/ssd1306-spi-overlay.dts -@@ -0,0 +1,82 @@ -+/* -+ * Device Tree overlay for SSD1306 based SPI OLED display -+ * -+ */ -+ -+/dts-v1/; -+/plugin/; -+ -+/ { -+ compatible = "brcm,bcm2835"; -+ -+ fragment@0 { -+ target = <&spi0>; -+ __overlay__ { -+ status = "okay"; -+ }; -+ }; -+ -+ fragment@1 { -+ target = <&spidev0>; -+ __overlay__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@2 { -+ target = <&spidev1>; -+ __overlay__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@3 { -+ target = <&gpio>; -+ __overlay__ { -+ ssd1306_pins: ssd1306_pins { -+ brcm,pins = <25 24>; -+ brcm,function = <1 1>; /* out out */ -+ }; -+ }; -+ }; -+ -+ fragment@4 { -+ target = <&spi0>; -+ __overlay__ { -+ /* needed to avoid dtc warning */ -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ ssd1306: ssd1306@0{ -+ compatible = "solomon,ssd1306"; -+ reg = <0>; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&ssd1306_pins>; -+ -+ spi-max-frequency = <10000000>; -+ bgr = <0>; -+ bpp = <1>; -+ rotate = <0>; -+ fps = <25>; -+ buswidth = <8>; -+ reset-gpios = <&gpio 25 0>; -+ dc-gpios = <&gpio 24 0>; -+ debug = <0>; -+ -+ solomon,height = <64>; -+ solomon,width = <128>; -+ solomon,page-offset = <0>; -+ }; -+ }; -+ }; -+ -+ __overrides__ { -+ speed = <&ssd1306>,"spi-max-frequency:0"; -+ rotate = <&ssd1306>,"rotate:0"; -+ fps = <&ssd1306>,"fps:0"; -+ debug = <&ssd1306>,"debug:0"; -+ dc_pin = <&ssd1306>,"dc-gpios:4>"; -+ reset_pin = <&ssd1306>,"reset-gpios:4>"; -+ height = <&ssd1306>,"solomon,height:0>"; -+ }; -+}; |