gpio_msm: Move Qualcomm v6 MSM driver into drivers

Migrate the driver for the v6-based MSM chips into drivers/gpio.  The
driver is unchanged, only moved.

Change-Id: I03ba597b95b4d62b42da112a8efac88d67aa40f9
Signed-off-by: David Brown <davidb@codeaurora.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>

arch/arm/mach-msm/Kconfig

@@ -11,6 +11,7 @@ config ARCH_MSM7X00A
 	select MSM_SMD
 	select MSM_SMD_PKG3
 	select CPU_V6
+	select GPIO_MSM_V1
 	select MSM_PROC_COMM
 	select HAS_MSM_DEBUG_UART_PHYS
 
@@ -22,6 +23,7 @@ config ARCH_MSM7X30
 	select MSM_VIC
 	select CPU_V7
 	select MSM_GPIOMUX
+	select GPIO_MSM_V1
 	select MSM_PROC_COMM
 	select HAS_MSM_DEBUG_UART_PHYS
 
@@ -33,6 +35,7 @@ config ARCH_QSD8X50
 	select MSM_VIC
 	select CPU_V7
 	select MSM_GPIOMUX
+	select GPIO_MSM_V1
 	select MSM_PROC_COMM
 	select HAS_MSM_DEBUG_UART_PHYS
 

arch/arm/mach-msm/Makefile

@@ -34,6 +34,4 @@ ifndef CONFIG_ARCH_MSM8960
 # TODO: TLMM Mapping issues need to be resolved
 obj-y	+= gpio-v2.o
 endif
-else
-obj-y	+= gpio.o
 endif

drivers/gpio/Kconfig

@@ -90,6 +90,14 @@ config GPIO_EXYNOS4
 	def_bool y
 	depends on CPU_EXYNOS4210
 
+config GPIO_MSM_V1
+	tristate "Qualcomm MSM GPIO v1"
+	depends on GPIOLIB && ARCH_MSM
+	help
+	  Say yes here to support the GPIO interface on ARM v6 based
+	  Qualcomm MSM chips.  Most of the pins on the MSM can be
+	  selected for GPIO, and are controlled by this driver.
+
 config GPIO_PLAT_SAMSUNG
 	def_bool y
 	depends on SAMSUNG_GPIOLIB_4BIT

drivers/gpio/Makefile

@@ -19,6 +19,7 @@ obj-$(CONFIG_GPIO_MAX7301)	+= max7301.o
 obj-$(CONFIG_GPIO_MAX732X)	+= max732x.o
 obj-$(CONFIG_GPIO_MC33880)	+= mc33880.o
 obj-$(CONFIG_GPIO_MCP23S08)	+= mcp23s08.o
+obj-$(CONFIG_GPIO_MSM_V1)	+= gpio-msm-v1.o
 obj-$(CONFIG_GPIO_74X164)	+= 74x164.o
 obj-$(CONFIG_ARCH_OMAP)         += gpio-omap.o
 obj-$(CONFIG_GPIO_PCA953X)	+= pca953x.o

arch/arm/mach-msm/gpio.c → drivers/gpio/gpio-msm-v1.c

@@ -1,7 +1,6 @@
-/* linux/arch/arm/mach-msm/gpio.c
- *
+/*
  * Copyright (C) 2007 Google, Inc.
- * Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2009-2011, Code Aurora Forum. All rights reserved.
  *
  * This software is licensed under the terms of the GNU General Public
  * License version 2, as published by the Free Software Foundation, and