gpio: da8xx: Push generic defines of gpio.h out of mach-davinci

Push generic defines of gpio.h out of mach-davinci to drivers/gpio
now that non-davinci architectures are beginning to use this IP.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
[trini: Fix calimain build]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/gpio/da8xx_gpio.c b/drivers/gpio/da8xx_gpio.c
index 494fc5f..bd79448 100644
--- a/drivers/gpio/da8xx_gpio.c
+++ b/drivers/gpio/da8xx_gpio.c
@@ -11,11 +11,14 @@
 #include <fdtdec.h>
 #include <asm/io.h>
 #include <asm/gpio.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/davinci_misc.h>
 #include <dt-bindings/gpio/gpio.h>
 
+#include "da8xx_gpio.h"
+
 #ifndef CONFIG_DM_GPIO
+#include <asm/arch/hardware.h>
+#include <asm/arch/davinci_misc.h>
+
 static struct gpio_registry {
 	int is_registered;
 	char name[GPIO_NAME_SIZE];