From f07e572f6447465d8938679533d604e402b0f066 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Thu, 18 Feb 2021 18:04:33 +0100 Subject: bcm27xx: import latest patches from the RPi foundation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G bcm2710: boot tested on RPi 3B v1.2 bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas --- ...io-shutdown-Add-information-for-SysV-init.patch | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 target/linux/bcm27xx/patches-5.4/950-0754-overlays-gpio-shutdown-Add-information-for-SysV-init.patch (limited to 'target/linux/bcm27xx/patches-5.4/950-0754-overlays-gpio-shutdown-Add-information-for-SysV-init.patch') diff --git a/target/linux/bcm27xx/patches-5.4/950-0754-overlays-gpio-shutdown-Add-information-for-SysV-init.patch b/target/linux/bcm27xx/patches-5.4/950-0754-overlays-gpio-shutdown-Add-information-for-SysV-init.patch new file mode 100644 index 0000000000..ca0fd4942b --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0754-overlays-gpio-shutdown-Add-information-for-SysV-init.patch @@ -0,0 +1,51 @@ +From 047041db91fabcb768c3e5680645b69fa9528e86 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Pali=20Roh=C3=A1r?= +Date: Thu, 30 Apr 2020 19:40:07 +0200 +Subject: [PATCH] overlays: gpio-shutdown: Add information for SysV + init / inittab + +KeyboardSignal and kb::kbrequest can be used to call /sbin/shutdown +--- + arch/arm/boot/dts/overlays/README | 24 ++++++++++++++++++++++++ + 1 file changed, 24 insertions(+) + +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -847,6 +847,7 @@ Params: gpiopin GPIO for + Name: gpio-shutdown + Info: Initiates a shutdown when GPIO pin changes. The given GPIO pin + is configured as an input key that generates KEY_POWER events. ++ + This event is handled by systemd-logind by initiating a + shutdown. Systemd versions older than 225 need an udev rule + enable listening to the input device: +@@ -855,6 +856,29 @@ Info: Initiates a shutdown when GPIO p + SUBSYSTEMS=="platform", DRIVERS=="gpio-keys", \ + ATTRS{keys}=="116", TAG+="power-switch" + ++ Alternatively this event can be handled also on systems without ++ systemd, just by traditional SysV init daemon. KEY_POWER event ++ (keycode 116) needs to be mapped to KeyboardSignal on console ++ and then kb::kbrequest inittab action which is triggered by ++ KeyboardSignal from console can be configured to issue system ++ shutdown. Steps for this configuration are: ++ ++ Add following lines to the /etc/console-setup/remap.inc file: ++ ++ # Key Power as special keypress ++ keycode 116 = KeyboardSignal ++ ++ Then add following lines to /etc/inittab file: ++ ++ # Action on special keypress (Key Power) ++ kb::kbrequest:/sbin/shutdown -t1 -a -h -P now ++ ++ And finally reload configuration by calling following commands: ++ ++ # dpkg-reconfigure console-setup ++ # service console-setup reload ++ # init q ++ + This overlay only handles shutdown. After shutdown, the system + can be powered up again by driving GPIO3 low. The default + configuration uses GPIO3 with a pullup, so if you connect a -- cgit v1.2.3