From 272b5edd3b8fe51d4e22fbea996a8d6560b8d048 Mon Sep 17 00:00:00 2001 From: Brian Austin Date: Mon, 5 May 2014 15:09:08 -0500 Subject: ASoC: Add support for CS42L56 CODEC This patch adds support for the Cirrus Logic Low Power Stereo I2C CODEC Signed-off-by: Brian Austin Signed-off-by: Mark Brown --- include/sound/cs42l56.h | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 include/sound/cs42l56.h (limited to 'include/sound/cs42l56.h') diff --git a/include/sound/cs42l56.h b/include/sound/cs42l56.h new file mode 100644 index 000000000000..2467c8ff132c --- /dev/null +++ b/include/sound/cs42l56.h @@ -0,0 +1,48 @@ +/* + * linux/sound/cs42l56.h -- Platform data for CS42L56 + * + * Copyright (c) 2014 Cirrus Logic Inc. + * + * 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 __CS42L56_H +#define __CS42L56_H + +struct cs42l56_platform_data { + + /* GPIO for Reset */ + unsigned int gpio_nreset; + + /* MICBIAS Level. Check datasheet Pg48 */ + unsigned int micbias_lvl; + + /* Analog Input 1A Reference 0=Single 1=Pseudo-Differential */ + unsigned int ain1a_ref_cfg; + + /* Analog Input 2A Reference 0=Single 1=Pseudo-Differential */ + unsigned int ain2a_ref_cfg; + + /* Analog Input 1B Reference 0=Single 1=Pseudo-Differential */ + unsigned int ain1b_ref_cfg; + + /* Analog Input 2B Reference 0=Single 1=Pseudo-Differential */ + unsigned int ain2b_ref_cfg; + + /* Charge Pump Freq. Check datasheet Pg62 */ + unsigned int chgfreq; + + /* HighPass Filter Right Channel Corner Frequency */ + unsigned int hpfb_freq; + + /* HighPass Filter Left Channel Corner Frequency */ + unsigned int hpfa_freq; + + /* Adaptive Power Control for LO/HP */ + unsigned int adaptive_pwr; + +}; + +#endif /* __CS42L56_H */ -- cgit v1.2.3