diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0211-BCM270X_DT-Add-pi3-act-led-overlay.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0211-BCM270X_DT-Add-pi3-act-led-overlay.patch | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0211-BCM270X_DT-Add-pi3-act-led-overlay.patch b/target/linux/brcm2708/patches-4.4/0211-BCM270X_DT-Add-pi3-act-led-overlay.patch deleted file mode 100644 index a1d3161539..0000000000 --- a/target/linux/brcm2708/patches-4.4/0211-BCM270X_DT-Add-pi3-act-led-overlay.patch +++ /dev/null @@ -1,94 +0,0 @@ -From 04cbc84d6a2f9e06b38932e640cb6a251040eaf0 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Wed, 23 Mar 2016 15:57:14 +0000 -Subject: [PATCH] BCM270X_DT: Add pi3-act-led overlay - -Signed-off-by: Phil Elwell <phil@raspberrypi.org> ---- - arch/arm/boot/dts/overlays/Makefile | 1 + - arch/arm/boot/dts/overlays/README | 19 +++++++++++++++ - arch/arm/boot/dts/overlays/pi3-act-led-overlay.dts | 27 ++++++++++++++++++++++ - 3 files changed, 47 insertions(+) - create mode 100644 arch/arm/boot/dts/overlays/pi3-act-led-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -39,6 +39,7 @@ dtbo-$(RPI_DT_OVERLAYS) += mcp2515-can0. - dtbo-$(RPI_DT_OVERLAYS) += mcp2515-can1.dtbo - dtbo-$(RPI_DT_OVERLAYS) += mmc.dtbo - dtbo-$(RPI_DT_OVERLAYS) += mz61581.dtbo -+dtbo-$(RPI_DT_OVERLAYS) += pi3-act-led.dtbo - dtbo-$(RPI_DT_OVERLAYS) += pi3-disable-bt.dtbo - dtbo-$(RPI_DT_OVERLAYS) += pi3-miniuart-bt.dtbo - dtbo-$(RPI_DT_OVERLAYS) += piscreen.dtbo ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -136,12 +136,14 @@ Params: - - act_led_activelow Set to "on" to invert the sense of the LED - (default "off") -+ N.B. For Pi3 see pi3-act-led overlay. - - act_led_gpio Set which GPIO to use for the activity LED - (in case you want to connect it to an external - device) - (default "16" on a non-Plus board, "47" on a - Plus or Pi 2) -+ N.B. For Pi3 see pi3-act-led overlay. - - pwr_led_trigger - pwr_led_activelow -@@ -499,6 +501,23 @@ Params: speed Display - [ The pcf8563-rtc overlay has been deleted. See i2c-rtc. ] - - -+Name: pi3-act-led -+Info: Pi3 uses a GPIO expander to drive the LEDs which can only be accessed -+ from the VPU. There is a special driver for this with a separate DT -+ node, which has the unfortunate consequence of breaking the -+ act_led_gpio and act_led_activelow dtparams. -+ This overlay changes the GPIO controller back to the standard one and -+ restores the dtparams. -+Load: dtoverlay=pi3-act-led,<param>=<val> -+Params: activelow Set to "on" to invert the sense of the LED -+ (default "off") -+ -+ gpio Set which GPIO to use for the activity LED -+ (in case you want to connect it to an external -+ device) -+ REQUIRED -+ -+ - Name: pi3-disable-bt - Info: Disable Pi3 Bluetooth and restore UART0/ttyAMA0 over GPIOs 14 & 15 - N.B. To disable the systemd service that initialises the modem so it ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/pi3-act-led-overlay.dts -@@ -0,0 +1,27 @@ -+/dts-v1/; -+/plugin/; -+ -+/* Pi3 uses a GPIO expander to drive the LEDs which can only be accessed -+ from the VPU. There is a special driver for this with a separate DT node, -+ which has the unfortunate consequence of breaking the act_led_gpio and -+ act_led_activelow dtparams. -+ -+ This overlay changes the GPIO controller back to the standard one and -+ restores the dtparams. -+*/ -+ -+/{ -+ compatible = "brcm,bcm2708"; -+ -+ fragment@0 { -+ target = <&act_led>; -+ frag0: __overlay__ { -+ gpios = <&gpio 0 0>; -+ }; -+ }; -+ -+ __overrides__ { -+ gpio = <&frag0>,"gpios:4"; -+ activelow = <&frag0>,"gpios:8"; -+ }; -+}; |