From fb2aa074d4eac4957f5717d261bc336f4a5f31c4 Mon Sep 17 00:00:00 2001
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Wed, 8 Oct 2008 13:02:20 +0100
Subject: ALSA: ASoC: Check for machine type in GTA01 machine driver

Since there are now multiple OpenMoko platforms it is more important to
check that the machine driver is running on the correct system.  This
was orgininally generated as part of the initial GTA02 machine port.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/sound/soc/s3c24xx/neo1973_wm8753.c b/sound/soc/s3c24xx/neo1973_wm8753.c
index 47ddcde..73a50e9 100644
--- a/sound/soc/s3c24xx/neo1973_wm8753.c
+++ b/sound/soc/s3c24xx/neo1973_wm8753.c
@@ -24,6 +24,7 @@
 #include <sound/soc-dapm.h>
 #include <sound/tlv.h>
 
+#include <asm/mach-types.h>
 #include <asm/hardware/scoop.h>
 #include <mach/regs-clock.h>
 #include <mach/regs-gpio.h>
@@ -716,6 +717,12 @@ static int __init neo1973_init(void)
 
 	DBG("Entered %s\n", __func__);
 
+	if (!machine_is_neo1973_gta01()) {
+		printk(KERN_INFO
+			"Only GTA01 hardware supported by ASoC driver\n");
+		return -ENODEV;
+	}
+
 	neo1973_snd_device = platform_device_alloc("soc-audio", -1);
 	if (!neo1973_snd_device)
 		return -ENOMEM;
-- 
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