ASoC: Add s3c64xx-i2s support

Add the initial code to support the S3C64XX I2S hardware using the
s3c-i2s-v2 core code.

Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/sound/soc/s3c24xx/s3c64xx-i2s.h b/sound/soc/s3c24xx/s3c64xx-i2s.h
new file mode 100644
index 000000000000..b7ffe3c38b66
--- /dev/null
+++ b/sound/soc/s3c24xx/s3c64xx-i2s.h
@@ -0,0 +1,31 @@
+/* sound/soc/s3c24xx/s3c64xx-i2s.h
+ *
+ * ALSA SoC Audio Layer - S3C64XX I2S driver
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __SND_SOC_S3C24XX_S3C64XX_I2S_H
+#define __SND_SOC_S3C24XX_S3C64XX_I2S_H __FILE__
+
+#include "s3c-i2s-v2.h"
+
+#define S3C64XX_DIV_BCLK        S3C_I2SV2_DIV_BCLK
+#define S3C64XX_DIV_RCLK        S3C_I2SV2_DIV_RCLK
+#define S3C64XX_DIV_PRESCALER   S3C_I2SV2_DIV_PRESCALER
+
+#define S3C64XX_CLKSRC_PCLK     (0)
+#define S3C64XX_CLKSRC_MUX      (1)
+
+extern struct snd_soc_dai s3c64xx_i2s_dai;
+
+extern unsigned long s3c64xx_i2s_get_clockrate(struct snd_soc_dai *cpu_dai);
+
+#endif /* __SND_SOC_S3C24XX_S3C64XX_I2S_H */