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yaml
---
r: 132943
b: refs/heads/master
c: 4ede028
h: refs/heads/master
i:
  132941: c27fd97
  132939: 2e994d7
  132935: 5aaeaa9
  132927: dc79410
v: v3
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Hans-Christian Egtvedt authored and Takashi Iwai committed Feb 5, 2009
1 parent 7e73d2e commit a2fe281
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: e4967d6016b7785edafdb871e6d3e4426cb4bd1f
refs/heads/master: 4ede028f8716523fc31e0d3d01b81405613dfb8f
40 changes: 40 additions & 0 deletions trunk/include/sound/atmel-ac97c.h
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/*
* Driver for the Atmel AC97C controller
*
* Copyright (C) 2005-2009 Atmel Corporation
*
* 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 __INCLUDE_SOUND_ATMEL_AC97C_H
#define __INCLUDE_SOUND_ATMEL_AC97C_H

#include <linux/dw_dmac.h>

#define AC97C_CAPTURE 0x01
#define AC97C_PLAYBACK 0x02
#define AC97C_BOTH (AC97C_CAPTURE | AC97C_PLAYBACK)

/**
* struct atmel_ac97c_pdata - board specific AC97C configuration
* @rx_dws: DMA slave interface to use for sound capture.
* @tx_dws: DMA slave interface to use for sound playback.
* @reset_pin: GPIO pin wired to the reset input on the external AC97 codec,
* optional to use, set to -ENODEV if not in use. AC97 layer will
* try to do a software reset of the external codec anyway.
* @flags: Flags for which directions should be enabled.
*
* If the user do not want to use a DMA channel for playback or capture, i.e.
* only one feature is required on the board. The slave for playback or capture
* can be set to NULL. The AC97C driver will take use of this when setting up
* the sound streams.
*/
struct ac97c_platform_data {
struct dw_dma_slave rx_dws;
struct dw_dma_slave tx_dws;
unsigned int flags;
int reset_pin;
};

#endif /* __INCLUDE_SOUND_ATMEL_AC97C_H */
8 changes: 8 additions & 0 deletions trunk/sound/atmel/Kconfig
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Expand Up @@ -8,4 +8,12 @@ config SND_ATMEL_ABDAC
help
ALSA sound driver for the Atmel Audio Bitstream DAC (ABDAC).

config SND_ATMEL_AC97C
tristate "Atmel AC97 Controller (AC97C) driver"
select SND_PCM
select SND_AC97_CODEC
depends on DW_DMAC && AVR32
help
ALSA sound driver for the Atmel AC97 controller.

endmenu
2 changes: 2 additions & 0 deletions trunk/sound/atmel/Makefile
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snd-atmel-abdac-objs := abdac.o
snd-atmel-ac97c-objs := ac97c.o

obj-$(CONFIG_SND_ATMEL_ABDAC) += snd-atmel-abdac.o
obj-$(CONFIG_SND_ATMEL_AC97C) += snd-atmel-ac97c.o
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