From 3b2ac4714efbc144e8df9fd939498313958eaac5 Mon Sep 17 00:00:00 2001 From: Phil Elwell Date: Tue, 15 Mar 2016 16:41:37 +0000 Subject: [PATCH] BCM270X_DT: Build and document the wittypi overlay Signed-off-by: Phil Elwell --- arch/arm/boot/dts/overlays/Makefile | 1 + arch/arm/boot/dts/overlays/README | 8 ++++++++ arch/arm/boot/dts/overlays/wittypi-overlay.dts | 2 +- 3 files changed, 10 insertions(+), 1 deletion(-) --- a/arch/arm/boot/dts/overlays/Makefile +++ b/arch/arm/boot/dts/overlays/Makefile @@ -74,6 +74,7 @@ dtbo-$(RPI_DT_OVERLAYS) += vc4-kms-v3d.d dtbo-$(RPI_DT_OVERLAYS) += vga666.dtbo dtbo-$(RPI_DT_OVERLAYS) += w1-gpio.dtbo dtbo-$(RPI_DT_OVERLAYS) += w1-gpio-pullup.dtbo +dtbo-$(RPI_DT_OVERLAYS) += wittypi.dtbo targets += dtbs dtbs_install targets += $(dtbo-y) --- a/arch/arm/boot/dts/overlays/README +++ b/arch/arm/boot/dts/overlays/README @@ -920,6 +920,14 @@ Params: gpiopin GPIO for extpullup GPIO for external pullup (default "5") +Name: wittypi +Info: Configures the wittypi RTC module. +Load: dtoverlay=wittypi,= +Params: led_gpio GPIO for LED (default "17") + led_trigger Choose which activity the LED tracks (default + "default-on") + + Troubleshooting =============== --- a/arch/arm/boot/dts/overlays/wittypi-overlay.dts +++ b/arch/arm/boot/dts/overlays/wittypi-overlay.dts @@ -37,7 +37,7 @@ }; __overrides__ { - led_gpio = <&wittypi_led>,"gpios:4"; + led_gpio = <&wittypi_led>,"gpios:4"; led_trigger = <&wittypi_led>,"linux,default-trigger"; };