diff options
Diffstat (limited to 'kernel/sound/soc/codecs/wm8804.h')
| -rw-r--r-- | kernel/sound/soc/codecs/wm8804.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/kernel/sound/soc/codecs/wm8804.h b/kernel/sound/soc/codecs/wm8804.h new file mode 100644 index 000000000..aa72fa66c --- /dev/null +++ b/kernel/sound/soc/codecs/wm8804.h @@ -0,0 +1,73 @@ +/* + * wm8804.h -- WM8804 S/PDIF transceiver driver + * + * Copyright 2010 Wolfson Microelectronics plc + * + * Author: Dimitris Papastamos <dp@opensource.wolfsonmicro.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. + */ + +#ifndef _WM8804_H +#define _WM8804_H + +#include <linux/regmap.h> + +/* + * Register values. + */ +#define WM8804_RST_DEVID1 0x00 +#define WM8804_DEVID2 0x01 +#define WM8804_DEVREV 0x02 +#define WM8804_PLL1 0x03 +#define WM8804_PLL2 0x04 +#define WM8804_PLL3 0x05 +#define WM8804_PLL4 0x06 +#define WM8804_PLL5 0x07 +#define WM8804_PLL6 0x08 +#define WM8804_SPDMODE 0x09 +#define WM8804_INTMASK 0x0A +#define WM8804_INTSTAT 0x0B +#define WM8804_SPDSTAT 0x0C +#define WM8804_RXCHAN1 0x0D +#define WM8804_RXCHAN2 0x0E +#define WM8804_RXCHAN3 0x0F +#define WM8804_RXCHAN4 0x10 +#define WM8804_RXCHAN5 0x11 +#define WM8804_SPDTX1 0x12 +#define WM8804_SPDTX2 0x13 +#define WM8804_SPDTX3 0x14 +#define WM8804_SPDTX4 0x15 +#define WM8804_SPDTX5 0x16 +#define WM8804_GPO0 0x17 +#define WM8804_GPO1 0x18 +#define WM8804_GPO2 0x1A +#define WM8804_AIFTX 0x1B +#define WM8804_AIFRX 0x1C +#define WM8804_SPDRX1 0x1D +#define WM8804_PWRDN 0x1E + +#define WM8804_REGISTER_COUNT 30 +#define WM8804_MAX_REGISTER 0x1E + +#define WM8804_TX_CLKSRC_MCLK 1 +#define WM8804_TX_CLKSRC_PLL 2 + +#define WM8804_CLKOUT_SRC_CLK1 3 +#define WM8804_CLKOUT_SRC_OSCCLK 4 + +#define WM8804_CLKOUT_DIV 1 +#define WM8804_MCLK_DIV 2 + +#define WM8804_MCLKDIV_256FS 0 +#define WM8804_MCLKDIV_128FS 1 + +extern const struct regmap_config wm8804_regmap_config; +extern const struct dev_pm_ops wm8804_pm; + +int wm8804_probe(struct device *dev, struct regmap *regmap); +void wm8804_remove(struct device *dev); + +#endif /* _WM8804_H */ |