Don't call gpio_init in c2_init, so that we can do additional setup work before

- f32x/c2-om.c: moved system includes to c2-bitbang.c
- f32x/c2-bitbang.c (c2_init): leave it to the upper layer to call gpio_init
- f32x/c2-om.c (om_init): call gpio_init, then c2_init

f32x/c2-bitbang.c

@@ -16,6 +16,10 @@
  */
 
 
+#include <stdint.h>
+#include <unistd.h>
+
+
 /* ----- Bit-level operations ---------------------------------------------- */
 
 
@@ -106,7 +110,6 @@ static uint32_t c2_data_read(int bytes)
 
 static void c2_init(void)
 {
-	gpio_init();
 	gpio_input(C2D);
 	gpio_output(C2CK);
 	gpio_low(C2CK);

f32x/c2-om.c

@@ -11,9 +11,6 @@
  */
 
 
-#include <stdint.h>
-#include <unistd.h>
-
 #include "gpio-s3c24xx.h"
 #include "c2-drv.h"
 
@@ -30,11 +27,15 @@
 #include "c2-bitbang.c"
 
 
-/* ----- Operations -------------------------------------------------------- */
+static void om_init(void)
+{
+	gpio_init();
+	c2_init();
+}
 
 
 struct c2_ops c2_om = {
-	.init		= c2_init,
+	.init		= om_init,
 	.reset		= c2_reset,
 	.addr_write	= c2_addr_write,
 	.addr_read	= c2_addr_read,