diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.1/0217-dts-Added-overlay-for-gpio_ir_recv-driver.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.1/0217-dts-Added-overlay-for-gpio_ir_recv-driver.patch | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.1/0217-dts-Added-overlay-for-gpio_ir_recv-driver.patch b/target/linux/brcm2708/patches-4.1/0217-dts-Added-overlay-for-gpio_ir_recv-driver.patch new file mode 100644 index 0000000000..e8701acc37 --- /dev/null +++ b/target/linux/brcm2708/patches-4.1/0217-dts-Added-overlay-for-gpio_ir_recv-driver.patch @@ -0,0 +1,95 @@ +From a325b7215cef646853a7a2b6d338fb2e9da78def Mon Sep 17 00:00:00 2001 +From: Holger Steinhaus <hsteinhaus@gmx.de> +Date: Sat, 14 Nov 2015 18:37:43 +0100 +Subject: [PATCH 217/222] dts: Added overlay for gpio_ir_recv driver + +--- + arch/arm/boot/dts/overlays/Makefile | 1 + + arch/arm/boot/dts/overlays/README | 16 +++++++++ + arch/arm/boot/dts/overlays/gpio-ir-overlay.dts | 45 ++++++++++++++++++++++++++ + 3 files changed, 62 insertions(+) + create mode 100644 arch/arm/boot/dts/overlays/gpio-ir-overlay.dts + +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -17,6 +17,7 @@ dtb-$(RPI_DT_OVERLAYS) += at86rf233-over + dtb-$(RPI_DT_OVERLAYS) += bmp085_i2c-sensor-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += dht11-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += enc28j60-overlay.dtb ++dtb-$(RPI_DT_OVERLAYS) += gpio-ir-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += gpio-poweroff-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += hifiberry-amp-overlay.dtb + dtb-$(RPI_DT_OVERLAYS) += hifiberry-dac-overlay.dtb +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -209,6 +209,22 @@ Params: int_pin GPIO us + speed SPI bus speed (default 12000000) + + ++Name: gpio-ir ++Info: Use GPIO pin as rc-core style infrared receiver input. The rc-core- ++ based gpio_ir_recv driver maps received keys directly to a ++ /dev/input/event* device, all decoding is done by the kernel - LIRC is ++ not required! The key mapping and other decoding parameters can be ++ configured by "ir-keytable" tool. ++Load: dtoverlay=gpio-ir,<param>=<val> ++Params: gpio_pin Input pin number. Default is 18. ++ ++ gpio_pull Desired pull-up/down state (off, down, up) ++ Default is "down". ++ ++ rc-map-name Default rc keymap (can also be changed by ++ ir-keytable), defaults to "rc-rc6-mce" ++ ++ + Name: gpio-poweroff + Info: Drives a GPIO high or low on reboot + Load: gpio-poweroff,<param>=<val> +--- /dev/null ++++ b/arch/arm/boot/dts/overlays/gpio-ir-overlay.dts +@@ -0,0 +1,45 @@ ++// Definitions for ir-gpio module ++/dts-v1/; ++/plugin/; ++ ++/ { ++ compatible = "brcm,bcm2708"; ++ ++ fragment@0 { ++ target-path = "/"; ++ __overlay__ { ++ gpio_ir: ir-receiver { ++ compatible = "gpio-ir-receiver"; ++ ++ // pin number, high or low ++ gpios = <&gpio 18 1>; ++ ++ // parameter for keymap name ++ linux,rc-map-name = "rc-rc6-mce"; ++ ++ status = "okay"; ++ }; ++ }; ++ }; ++ ++ fragment@1 { ++ target = <&gpio>; ++ __overlay__ { ++ gpio_ir_pins: gpio_ir_pins { ++ brcm,pins = <18>; // pin 18 ++ brcm,function = <0>; // in ++ brcm,pull = <1>; // down ++ }; ++ }; ++ }; ++ ++ __overrides__ { ++ // parameters ++ gpio_pin = <&gpio_ir>,"gpios:4", ++ <&gpio_ir_pins>,"brcm,pins:0", ++ <&gpio_ir_pins>,"brcm,pull:0"; // pin number ++ gpio_pull = <&gpio_ir_pins>,"brcm,pull:0"; // pull-up/down state ++ ++ rc-map-name = <&gpio_ir>,"linux,rc-map-name"; // default rc map ++ }; ++}; |