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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-12-23 13:42:55 +0100 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-12-24 18:49:44 +0100 |
commit | 67dcc43f3a22dc3a7ac07a7065971b426feeb043 (patch) | |
tree | 0b647356dce45d2c79fd46cf201daa5089cc0934 /target/linux/brcm2708/patches-4.19/950-0155-Add-device-tree-overlay-for-HD44780.patch | |
parent | 47a93a810f78adce5a130d287f82b28e9b54313c (diff) | |
download | upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.tar.gz upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.tar.bz2 upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.zip |
brcm2708: organize kernel patches
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0155-Add-device-tree-overlay-for-HD44780.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0155-Add-device-tree-overlay-for-HD44780.patch | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0155-Add-device-tree-overlay-for-HD44780.patch b/target/linux/brcm2708/patches-4.19/950-0155-Add-device-tree-overlay-for-HD44780.patch deleted file mode 100644 index 5d5fd92825..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0155-Add-device-tree-overlay-for-HD44780.patch +++ /dev/null @@ -1,105 +0,0 @@ -From b5ec75dab38af2429278df48121642cb5605e318 Mon Sep 17 00:00:00 2001 -From: Jasper Boomer <jasperboomer@gmail.com> -Date: Sun, 24 Jun 2018 12:20:27 -0400 -Subject: [PATCH 155/806] Add device tree overlay for HD44780 - ---- - arch/arm/boot/dts/overlays/Makefile | 1 + - arch/arm/boot/dts/overlays/README | 25 ++++++++++ - .../boot/dts/overlays/hd44780-lcd-overlay.dts | 46 +++++++++++++++++++ - 3 files changed, 72 insertions(+) - create mode 100644 arch/arm/boot/dts/overlays/hd44780-lcd-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -38,6 +38,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ - gpio-no-irq.dtbo \ - gpio-poweroff.dtbo \ - gpio-shutdown.dtbo \ -+ hd44780-lcd.dtbo \ - hifiberry-amp.dtbo \ - hifiberry-dac.dtbo \ - hifiberry-dacplus.dtbo \ ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -639,6 +639,31 @@ Params: gpio_pin GPIO pin - external pullup. - - -+Name: hd44780-lcd -+Info: Configures an HD44780 compatible LCD display. Uses 4 gpio pins for -+ data, 2 gpio pins for enable and register select and 1 optional pin -+ for enabling/disabling the backlight display. -+Load: dtoverlay=hd44780-lcd,<param>=<val> -+Params: pin_d4 GPIO pin for data pin D4 (default 6) -+ -+ pin_d5 GPIO pin for data pin D5 (default 13) -+ -+ pin_d6 GPIO pin for data pin D6 (default 19) -+ -+ pin_d7 GPIO pin for data pin D7 (default 26) -+ -+ pin_en GPIO pin for "Enable" (default 21) -+ -+ pin_rs GPIO pin for "Register Select" (default 20) -+ -+ pin_bl Optional pin for enabling/disabling the -+ display backlight. (default disabled) -+ -+ display_height Height of the display in characters -+ -+ display_width Width of the display in characters -+ -+ - Name: hifiberry-amp - Info: Configures the HifiBerry Amp and Amp+ audio cards - Load: dtoverlay=hifiberry-amp ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/hd44780-lcd-overlay.dts -@@ -0,0 +1,46 @@ -+/dts-v1/; -+/plugin/; -+ -+/ { -+ compatible = "brcm,bcm2835"; -+ -+ fragment@0 { -+ target-path = "/"; -+ __overlay__ { -+ lcd_screen: auxdisplay { -+ compatible = "hit,hd44780"; -+ -+ data-gpios = <&gpio 6 0>, -+ <&gpio 13 0>, -+ <&gpio 19 0>, -+ <&gpio 26 0>; -+ enable-gpios = <&gpio 21 0>; -+ rs-gpios = <&gpio 20 0>; -+ -+ display-height-chars = <2>; -+ display-width-chars = <16>; -+ }; -+ -+ }; -+ }; -+ -+ fragment@1 { -+ target = <&lcd_screen>; -+ __dormant__ { -+ backlight-gpios = <&gpio 12 0>; -+ }; -+ }; -+ -+ __overrides__ { -+ pin_d4 = <&lcd_screen>,"data-gpios:4"; -+ pin_d5 = <&lcd_screen>,"data-gpios:16"; -+ pin_d6 = <&lcd_screen>,"data-gpios:28"; -+ pin_d7 = <&lcd_screen>,"data-gpios:40"; -+ pin_en = <&lcd_screen>,"enable-gpios:4"; -+ pin_rs = <&lcd_screen>,"rs-gpios:4"; -+ pin_bl = <0>,"+1", <&lcd_screen>,"backlight-gpios:4"; -+ display_height = <&lcd_screen>,"display-height-chars:0"; -+ display_width = <&lcd_screen>,"display-width-chars:0"; -+ }; -+ -+}; |