[PATCH] omap: zoom2: fix build break when CONFIG_WL12XX_PLATFORM_DATA=n

[Anand Gadiyar <gadiyar@ti.com>]

Fix this build break when CONFIG_WL12XX_PLATFORM_DATA is not set.

  LD      .tmp_vmlinux1
arch/arm/mach-omap2/built-in.o: In function `zoom_peripherals_init':
/home/userdata/a0393673/kernels/mainline/linux-2.6/arch/arm/mach-omap2/board-zoom-peripherals.c:333: undefined reference to `wl12xx_set_platform_data'
make: *** [.tmp_vmlinux1] Error 1

Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
Cc: Ohad Ben-Cohen <ohad@wizery.com>
Cc: Tony Lindgren <tony@atomide.com>
---
There are still many warnings about the function wl12xx_set_platform_data
being unused. Haven't fixed those. Ohad, care to take a look?

 include/linux/wl12xx.h |    7 +++++++
 1 file changed, 7 insertions(+)

Index: linux-2.6/include/linux/wl12xx.h
===================================================================
--- linux-2.6.orig/include/linux/wl12xx.h
+++ linux-2.6/include/linux/wl12xx.h
@@ -32,7 +32,14 @@ struct wl12xx_platform_data {
 	int board_ref_clock;
 };
 
+#ifdef CONFIG_WL12XX_PLATFORM_DATA
 int wl12xx_set_platform_data(const struct wl12xx_platform_data *data);
+#else
+static int wl12xx_set_platform_data(const struct wl12xx_platform_data *data)
+{
+	return 0;
+}
+#endif
 const struct wl12xx_platform_data *wl12xx_get_platform_data(void);
 
 #endif