linux-kernel - [RFC PATCH 3/3] GPIO-SWITCH: Kconfig and Makefile

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Date:	Fri, 20 Mar 2009 15:50:50 +0200
From:	Jani Nikula <ext-jani.1.nikula@...ia.com>
To:	david-b@...bell.net
Cc:	linux-kernel@...r.kernel.org, juha.yrjola@...idboot.com,
	ext-jani.1.nikula@...ia.com
Subject: [RFC PATCH 3/3] GPIO-SWITCH: Kconfig and Makefile

Add new CONFIG_GPIO_SWITCH.

Signed-off-by: Jani Nikula <ext-jani.1.nikula@...ia.com>
---
 drivers/gpio/Kconfig  |   10 ++++++++++
 drivers/gpio/Makefile |    2 ++
 2 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 3d25654..a24b16e 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -63,6 +63,16 @@ config GPIO_SYSFS
 	  Kernel drivers may also request that a particular GPIO be
 	  exported to userspace; this can be useful when debugging.
 
+config GPIO_SWITCH
+	tristate "GPIO switch support"
+	depends on GPIO_SYSFS
+        default n
+        help
+          Say Y, if you want to have support for reporting of GPIO
+          switches (e.g. cover switches) via sysfs.
+
+	  If unsure, say N.
+
 # put expanders in the right section, in alphabetical order
 
 comment "Memory mapped GPIO expanders:"
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 49ac64e..02eaee8 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -12,3 +12,5 @@ obj-$(CONFIG_GPIO_PCF857X)	+= pcf857x.o
 obj-$(CONFIG_GPIO_TWL4030)	+= twl4030-gpio.o
 obj-$(CONFIG_GPIO_XILINX)	+= xilinx_gpio.o
 obj-$(CONFIG_GPIO_BT8XX)	+= bt8xxgpio.o
+
+obj-$(CONFIG_GPIO_SWITCH)	+= gpio-switch.o
-- 
1.6.0.4

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