ASoC: Check machine type before loading on AT91SAM9G20-EK
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/atmel/sam9g20_wm8731.c b/sound/soc/atmel/sam9g20_wm8731.c
index be3f923..b7efdc81 100644
--- a/sound/soc/atmel/sam9g20_wm8731.c
+++ b/sound/soc/atmel/sam9g20_wm8731.c
@@ -45,6 +45,7 @@
#include <sound/soc.h>
#include <sound/soc-dapm.h>
+#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <mach/gpio.h>
@@ -268,6 +269,9 @@
struct ssc_device *ssc = NULL;
int ret;
+ if (!machine_is_at91sam9g20ek())
+ return -ENODEV;
+
/*
* Request SSC device
*/