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bcm53xx: early buttons support (without interrupts)

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 42718
This commit is contained in:
Rafał Miłecki 2014-10-02 12:05:58 +00:00
parent bd12c49473
commit 28301ea0b1
2 changed files with 67 additions and 0 deletions
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1
target/linux/bcm53xx/Makefile
View file

@ -25,6 +25,7 @@ endef
KERNELNAME:="zImage dtbs"
DEFAULT_PACKAGES += swconfig wpad-mini nvram \
kmod-gpio-button-hotplug \
kmod-leds-gpio kmod-ledtrig-default-on kmod-ledtrig-timer
$(eval $(call BuildTarget))

66
target/linux/bcm53xx/patches-3.14/301-ARM-BCM5301X-Add-buttons-support-for-Netgear-R6250.patch Normal file
View file

@ -0,0 +1,66 @@
From e1b44fc2e3cf76be1213bde07fc37c47eff39158 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Thu, 2 Oct 2014 13:49:13 +0200
Subject: [PATCH] ARM: BCM5301X: Add buttons support for Netgear R6250
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
We use "gpio-keys-polled" for now, as ChipCommon/GPIO interrupts are
not implemented yet.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
arch/arm/boot/dts/bcm4708-netgear-r6250.dts | 25 +++++++++++++++++++++++++
arch/arm/boot/dts/bcm5301x.dtsi | 1 +
2 files changed, 26 insertions(+)
diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
index 58d999d..c5e51e5 100644
--- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
+++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
@@ -66,4 +66,29 @@
linux,default-trigger = "default-off";
};
};
+
+ gpio-keys {
+ compatible = "gpio-keys-polled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ poll-interval = <200>;
+
+ wps {
+ label = "WPS";
+ linux,code = <KEY_WPS_BUTTON>;
+ gpios = <&chipcommon 4 GPIO_ACTIVE_LOW>;
+ };
+
+ rfkill {
+ label = "WiFi";
+ linux,code = <KEY_RFKILL>;
+ gpios = <&chipcommon 5 GPIO_ACTIVE_LOW>;
+ };
+
+ restart {
+ label = "Reset";
+ linux,code = <KEY_RESTART>;
+ gpios = <&chipcommon 6 GPIO_ACTIVE_LOW>;
+ };
+ };
};
diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index dbcd7a3..54fe4d0 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -9,6 +9,7 @@
*/
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include "skeleton.dtsi"
--
1.8.4.5