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authorJarkko Nikula <jarkko.nikula@nokia.com>2008-04-25 13:55:19 +0200
committerTakashi Iwai <tiwai@suse.de>2008-04-29 19:01:56 +0200
commit2e74796a45ee05bd901968ef1eb6cb884d1dca5e (patch)
treeeb674d0f0ab9b803756aa157f728e6aef6792dea /sound/soc/omap/omap-mcbsp.h
parent7f70f046af855e027f7b53ec7d214c2d0c790b6d (diff)
downloadop-kernel-dev-2e74796a45ee05bd901968ef1eb6cb884d1dca5e.zip
op-kernel-dev-2e74796a45ee05bd901968ef1eb6cb884d1dca5e.tar.gz
[ALSA] ASoC: Add drivers for the Texas Instruments OMAP processors
Add common OMAP ASoC drivers and machine driver for Nokia N810. Currently supported features are: - Covers OMAPs from 1510 to 2420 - Common DMA driver - DAI link driver using McBSP port in I2S mode - Basic machine driver for Nokia N810 Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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diff --git a/sound/soc/omap/omap-mcbsp.h b/sound/soc/omap/omap-mcbsp.h
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+/*
+ * omap-mcbsp.h
+ *
+ * Copyright (C) 2008 Nokia Corporation
+ *
+ * Contact: Jarkko Nikula <jarkko.nikula@nokia.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.
+ *
+ * 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 St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __OMAP_I2S_H__
+#define __OMAP_I2S_H__
+
+/* Source clocks for McBSP sample rate generator */
+enum omap_mcbsp_clksrg_clk {
+ OMAP_MCBSP_SYSCLK_CLKS_FCLK, /* Internal FCLK */
+ OMAP_MCBSP_SYSCLK_CLKS_EXT, /* External CLKS pin */
+ OMAP_MCBSP_SYSCLK_CLK, /* Internal ICLK */
+ OMAP_MCBSP_SYSCLK_CLKX_EXT, /* External CLKX pin */
+ OMAP_MCBSP_SYSCLK_CLKR_EXT, /* External CLKR pin */
+};
+
+/* McBSP dividers */
+enum omap_mcbsp_div {
+ OMAP_MCBSP_CLKGDV, /* Sample rate generator divider */
+};
+
+/*
+ * REVISIT: Preparation for the ASoC v2. Let the number of available links to
+ * be same than number of McBSP ports found in OMAP(s) we are compiling for.
+ */
+#define NUM_LINKS 1
+
+extern struct snd_soc_cpu_dai omap_mcbsp_dai[NUM_LINKS];
+
+#endif
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