linux_dsm_epyc7002/sound/soc/codecs/wm9713.h
Liam Girdwood 83ac08c084 [ALSA] ASoC: WM9713 driver
This patch adds an ASoC driver for the WM9713 AC97 codec.

Signed-off-by: Liam Girdwood <liam.girdwood@wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2008-04-24 12:00:11 +02:00

54 lines
1.4 KiB
C

/*
* wm9713.h -- WM9713 Soc Audio driver
*/
#ifndef _WM9713_H
#define _WM9713_H
/* clock inputs */
#define WM9713_CLKA_PIN 0
#define WM9713_CLKB_PIN 1
/* clock divider ID's */
#define WM9713_PCMCLK_DIV 0
#define WM9713_CLKA_MULT 1
#define WM9713_CLKB_MULT 2
#define WM9713_HIFI_DIV 3
#define WM9713_PCMBCLK_DIV 4
#define WM9713_PCMCLK_PLL_DIV 5
#define WM9713_HIFI_PLL_DIV 6
/* Calculate the appropriate bit mask for the external PCM clock divider */
#define WM9713_PCMDIV(x) ((x - 1) << 8)
/* Calculate the appropriate bit mask for the external HiFi clock divider */
#define WM9713_HIFIDIV(x) ((x - 1) << 12)
/* MCLK clock mulitipliers */
#define WM9713_CLKA_X1 (0 << 1)
#define WM9713_CLKA_X2 (1 << 1)
#define WM9713_CLKB_X1 (0 << 2)
#define WM9713_CLKB_X2 (1 << 2)
/* MCLK clock MUX */
#define WM9713_CLK_MUX_A (0 << 0)
#define WM9713_CLK_MUX_B (1 << 0)
/* Voice DAI BCLK divider */
#define WM9713_PCMBCLK_DIV_1 (0 << 9)
#define WM9713_PCMBCLK_DIV_2 (1 << 9)
#define WM9713_PCMBCLK_DIV_4 (2 << 9)
#define WM9713_PCMBCLK_DIV_8 (3 << 9)
#define WM9713_PCMBCLK_DIV_16 (4 << 9)
#define WM9713_DAI_AC97_HIFI 0
#define WM9713_DAI_AC97_AUX 1
#define WM9713_DAI_PCM_VOICE 2
extern struct snd_soc_codec_device soc_codec_dev_wm9713;
extern struct snd_soc_codec_dai wm9713_dai[3];
int wm9713_reset(struct snd_soc_codec *codec, int try_warm);
#endif