[PATCH] ARM: 2762/1: S3C24XX Audio platform data

Patch from Ben Dooks

This provides the s3c24xx audio platform data which can be
supplied from any of the board specific drivers.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 49 insertions, 0 deletions

diff --git a/include/asm-arm/arch-s3c2410/audio.h b/include/asm-arm/arch-s3c2410/audio.h
new file mode 100644
index 000000000000..0d276e67f2fb
--- /dev/null
+++ b/include/asm-arm/arch-s3c2410/audio.h
@@ -0,0 +1,49 @@
+/* linux/include/asm-arm/arch-s3c2410/audio.h
+ *
+ * (c) 2004-2005 Simtec Electronics
+ *      http://www.simtec.co.uk/products/SWLINUX/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24XX - Audio platfrom_device info
+ *
+ * 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.
+ *
+ * Changelog:
+ *      20-Nov-2004 BJD  Created file
+ *      07-Mar-2005 BJD  Added suspend/resume calls
+*/
+
+#ifndef __ASM_ARCH_AUDIO_H
+#define __ASM_ARCH_AUDIO_H __FILE__
+
+/* struct s3c24xx_iis_ops
+ *
+ * called from the s3c24xx audio core to deal with the architecture
+ * or the codec's setup and control.
+ *
+ * the pointer to itself is passed through in case the caller wants to
+ * embed this in an larger structure for easy reference to it's context.
+*/
+
+struct s3c24xx_iis_ops {
+        struct module *owner;
+
+        int     (*startup)(struct s3c24xx_iis_ops *me);
+        void    (*shutdown)(struct s3c24xx_iis_ops *me);
+        int     (*suspend)(struct s3c24xx_iis_ops *me);
+        int     (*resume)(struct s3c24xx_iis_ops *me);
+
+        int     (*open)(struct s3c24xx_iis_ops *me, snd_pcm_substream_t *strm);
+        int     (*close)(struct s3c24xx_iis_ops *me, snd_pcm_substream_t *strm);
+        int     (*prepare)(struct s3c24xx_iis_ops *me, snd_pcm_substream_t *strm, snd_pcm_runtime_t *rt);
+};
+
+struct s3c24xx_platdata_iis {
+        const char              *codec_clk;
+        struct s3c24xx_iis_ops  *ops;
+        int                     (*match_dev)(struct device *dev);
+};
+
+#endif /* __ASM_ARCH_AUDIO_H */