gpio: Move OMAP_GPIO to Kconfig

This driver is used often enough such that we want to have this enabled
by default on any ARCH_OMAP2PLUS board, and this only compiles on
ARCH_OMAP2PLUS due to required defines, so mark that as the depends.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 325d053..15135e5 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -95,6 +95,14 @@
 	  - APQ8016
 	  - MSM8916
 
+config OMAP_GPIO
+	bool "TI OMAP GPIO driver"
+	depends on ARCH_OMAP2PLUS
+	default y
+	help
+	  Support GPIO controllers on the TI OMAP3/4/5 and related (such as
+	  AM335x/AM43xx/AM57xx/DRA7xx/etc) families of SoCs.
+
 config PM8916_GPIO
 	bool "Qualcomm PM8916 PMIC GPIO/keypad driver"
 	depends on DM_GPIO && PMIC_PM8916
diff --git a/include/configs/am3517_evm.h b/include/configs/am3517_evm.h
index 27d64ea..feb7b6e 100644
--- a/include/configs/am3517_evm.h
+++ b/include/configs/am3517_evm.h
@@ -45,9 +45,6 @@
 
 /* Hardware drivers */
 
-/* OMAP GPIO configuration */
-#define CONFIG_OMAP_GPIO
-
 /* NS16550 Configuration */
 #define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
 #define CONFIG_SYS_NS16550_SERIAL
diff --git a/include/configs/bur_am335x_common.h b/include/configs/bur_am335x_common.h
index 4f57241..7aad7ea 100644
--- a/include/configs/bur_am335x_common.h
+++ b/include/configs/bur_am335x_common.h
@@ -75,8 +75,6 @@
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
 #define CONFIG_SYS_I2C_OMAP24XX
-/* GPIO */
-#define CONFIG_OMAP_GPIO
 
 /*
  * Our platforms make use of SPL to initalize the hardware (primarily
diff --git a/include/configs/cm_t35.h b/include/configs/cm_t35.h
index 2d5b6f2..349a8de 100644
--- a/include/configs/cm_t35.h
+++ b/include/configs/cm_t35.h
@@ -22,7 +22,6 @@
 /*
  * High Level Configuration Options
  */
-#define CONFIG_OMAP_GPIO
 #define CONFIG_CM_T3X	/* working with CM-T35 and CM-T3730 */
 
 #define CONFIG_SDRC	/* The chip has SDRC controller */
diff --git a/include/configs/cm_t3517.h b/include/configs/cm_t3517.h
index 8093e7f..2fed312 100644
--- a/include/configs/cm_t3517.h
+++ b/include/configs/cm_t3517.h
@@ -79,8 +79,6 @@
 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
 					115200}
 
-#define CONFIG_OMAP_GPIO
-
 /* USB */
 #define CONFIG_USB_MUSB_AM35X
 
diff --git a/include/configs/kc1.h b/include/configs/kc1.h
index 39c750c..343685a 100644
--- a/include/configs/kc1.h
+++ b/include/configs/kc1.h
@@ -54,12 +54,6 @@
 #define CONFIG_SYS_MALLOC_LEN		(1024 * 1024 + CONFIG_ENV_SIZE)
 
 /*
- * GPIO
- */
-
-#define CONFIG_OMAP_GPIO
-
-/*
  * I2C
  */
 
diff --git a/include/configs/mcx.h b/include/configs/mcx.h
index a72696d..c698166 100644
--- a/include/configs/mcx.h
+++ b/include/configs/mcx.h
@@ -12,7 +12,6 @@
 /*
  * High Level Configuration Options
  */
-#define CONFIG_OMAP_GPIO
 
 #define CONFIG_MACH_TYPE	MACH_TYPE_MCX
 
diff --git a/include/configs/nokia_rx51.h b/include/configs/nokia_rx51.h
index e323ea3..5e2d599 100644
--- a/include/configs/nokia_rx51.h
+++ b/include/configs/nokia_rx51.h
@@ -125,7 +125,6 @@
 #define CONFIG_TWL4030_LED
 #define CONFIG_TWL4030_KEYPAD
 
-#define CONFIG_OMAP_GPIO
 #define GPIO_SLIDE			71
 
 /*
diff --git a/include/configs/omap3_evm.h b/include/configs/omap3_evm.h
index 2239a02..d8ca622 100644
--- a/include/configs/omap3_evm.h
+++ b/include/configs/omap3_evm.h
@@ -83,7 +83,6 @@
 /*
  * High level configuration options
  */
-#define CONFIG_OMAP_GPIO
 
 #define CONFIG_SDRC			/* The chip has SDRC controller */
 
diff --git a/include/configs/siemens-am33x-common.h b/include/configs/siemens-am33x-common.h
index 68278c0..8158696 100644
--- a/include/configs/siemens-am33x-common.h
+++ b/include/configs/siemens-am33x-common.h
@@ -547,10 +547,6 @@
 #endif
 #endif
 
-#define CONFIG_OMAP_GPIO
-
-/* Gpio cmd support */
-
 /* Watchdog */
 #define CONFIG_HW_WATCHDOG
 
diff --git a/include/configs/sniper.h b/include/configs/sniper.h
index 4f60bf7..23e965f 100644
--- a/include/configs/sniper.h
+++ b/include/configs/sniper.h
@@ -58,8 +58,6 @@
 /*
  * GPIO
  */
-
-#define CONFIG_OMAP_GPIO
 #define CONFIG_OMAP3_GPIO_2
 #define CONFIG_OMAP3_GPIO_3
 #define CONFIG_OMAP3_GPIO_4
diff --git a/include/configs/tam3517-common.h b/include/configs/tam3517-common.h
index 09a4f25..84d5907 100644
--- a/include/configs/tam3517-common.h
+++ b/include/configs/tam3517-common.h
@@ -13,7 +13,6 @@
 /*
  * High Level Configuration Options
  */
-#define CONFIG_OMAP_GPIO
 
 #define CONFIG_SYS_TEXT_BASE 0x80008000
 
diff --git a/include/configs/tao3530.h b/include/configs/tao3530.h
index 24144d4..85feb05 100644
--- a/include/configs/tao3530.h
+++ b/include/configs/tao3530.h
@@ -16,7 +16,6 @@
 /*
  * High Level Configuration Options
  */
-#define CONFIG_OMAP_GPIO
 
 #define CONFIG_SDRC			/* Has an SDRC controller */
 
diff --git a/include/configs/ti814x_evm.h b/include/configs/ti814x_evm.h
index 44650f3..60322b1 100644
--- a/include/configs/ti814x_evm.h
+++ b/include/configs/ti814x_evm.h
@@ -109,8 +109,6 @@
 
 #define CONFIG_SYS_LOAD_ADDR		0x81000000	/* Default */
 
-#define CONFIG_OMAP_GPIO
-
 /**
  * Physical Memory Map
  */
diff --git a/include/configs/ti816x_evm.h b/include/configs/ti816x_evm.h
index 4233bad..51b09d4 100644
--- a/include/configs/ti816x_evm.h
+++ b/include/configs/ti816x_evm.h
@@ -49,7 +49,6 @@
 #define CONFIG_SYS_LOAD_ADDR		0x81000000 /* Default load address */
 
 #define CONFIG_CMD_ASKENV
-#define CONFIG_OMAP_GPIO
 
 #define CONFIG_FS_FAT
 
diff --git a/include/configs/ti_armv7_omap.h b/include/configs/ti_armv7_omap.h
index b7ca905..b4565da 100644
--- a/include/configs/ti_armv7_omap.h
+++ b/include/configs/ti_armv7_omap.h
@@ -20,9 +20,6 @@
 /* SPI IP Block */
 #define CONFIG_OMAP3_SPI
 
-/* GPIO block */
-#define CONFIG_OMAP_GPIO
-
 /*
  * GPMC NAND block.  We support 1 device and the physical address to
  * access CS0 at is 0x8000000.
diff --git a/include/configs/tricorder.h b/include/configs/tricorder.h
index 9b46386..bc592cf 100644
--- a/include/configs/tricorder.h
+++ b/include/configs/tricorder.h
@@ -46,9 +46,6 @@
 
 /* Hardware drivers */
 
-/* GPIO support */
-#define CONFIG_OMAP_GPIO
-
 /* GPIO banks */
 #define CONFIG_OMAP3_GPIO_2		/* GPIO32..63 are in GPIO bank 2 */
 
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index b9676aa..ea82a71b6 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -1990,7 +1990,6 @@
 CONFIG_OMAP_EHCI_PHY1_RESET_GPIO
 CONFIG_OMAP_EHCI_PHY2_RESET_GPIO
 CONFIG_OMAP_EHCI_PHY3_RESET_GPIO
-CONFIG_OMAP_GPIO
 CONFIG_OMAP_USB2PHY2_HOST
 CONFIG_OMAP_USB3PHY1_HOST
 CONFIG_OMAP_USB_PHY