ENGR00117750 MX28 ALSA:Support audio playback through SAIF

Porting from mxc sound asoc driver, to support audio playback on mx28 through
saif

Signed-off-by: Lionel Xu <r63889@freescale.com>
Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/sound/soc/mxs/mxs-dai.h b/sound/soc/mxs/mxs-dai.h
new file mode 100644
index 000000000000..93b4038c5ca9
--- /dev/null
+++ b/sound/soc/mxs/mxs-dai.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef _MXS_SAIF_H
+#define _MXS_SAIF_H
+
+#include <mach/hardware.h>
+
+/* SSI clock sources */
+#define IMX_SSP_SYS_CLK			0
+
+
+/* SSI Div 2 */
+#define IMX_SSI_DIV_2_OFF		(~SSI_STCCR_DIV2)
+#define IMX_SSI_DIV_2_ON		SSI_STCCR_DIV2
+
+#define IMX_DAI_AC97_1 0
+#define IMX_DAI_AC97_2 1
+
+extern struct snd_soc_dai mxs_saif_dai[];
+
+#endif