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authorVladimir Barinov <vbarinov@ru.mvista.com>2008-02-18 11:40:22 +0100
committerTakashi Iwai <tiwai@suse.de>2008-04-24 12:00:11 +0200
commit310355c111dbae005269fe3fc39afdd60779bf5d (patch)
treefc792358843354483f86ef6695c5fe83db91a9da /sound/soc/davinci/davinci-pcm.h
parentb40b04ad380ad641e5740486e4b9a56fd32b64cc (diff)
downloadlinux-310355c111dbae005269fe3fc39afdd60779bf5d.tar.gz
[ALSA] Davinci ASoC support
Add ASoC support for the TI Davinci SoC and the Davicni-EVM reference board. It includes: - ASoC Davinci DMA driver - ASoC Davinci I2S (Davinci McBSP module based) driver - ASoC Davinci-EVM reference board Signed-off-by: Vladimir Barinov <vbarinov@ru.mvista.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/soc/davinci/davinci-pcm.h')
-rw-r--r--sound/soc/davinci/davinci-pcm.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/sound/soc/davinci/davinci-pcm.h b/sound/soc/davinci/davinci-pcm.h
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index 000000000000..8d6a45e75a6e
--- /dev/null
+++ b/sound/soc/davinci/davinci-pcm.h
@@ -0,0 +1,29 @@
+/*
+ * ALSA PCM interface for the TI DAVINCI processor
+ *
+ * Author: Vladimir Barinov, <vbarinov@ru.mvista.com>
+ * Copyright: (C) 2007 MontaVista Software, Inc., <source@mvista.com>
+ *
+ * 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 _DAVINCI_PCM_H
+#define _DAVINCI_PCM_H
+
+struct davinci_pcm_dma_params {
+ char *name; /* stream identifier */
+ int channel; /* sync dma channel ID */
+ dma_addr_t dma_addr; /* device physical address for DMA */
+ unsigned int data_type; /* xfer data type */
+};
+
+struct evm_snd_platform_data {
+ int tx_dma_ch;
+ int rx_dma_ch;
+};
+
+extern struct snd_soc_platform davinci_soc_platform;
+
+#endif