diff options
author | Shuming Fan <shumingf@realtek.com> | 2021-02-23 12:07:59 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2021-03-10 16:07:22 +0300 |
commit | 2b719fd20f327f81270b0ab99159f61da3bbac34 (patch) | |
tree | aaa328fafa1a3a2da1aedd81dd4d1b8dd008b3a1 /sound/soc/codecs/rt1316-sdw.h | |
parent | 1b99d50b9709a2cddaba4a7faf1862b4f7bec865 (diff) | |
download | linux-2b719fd20f327f81270b0ab99159f61da3bbac34.tar.xz |
ASoC: rt1316: Add RT1316 SDCA vendor-specific driver
This is the initial amplifier driver for rt1316 SDCA version.
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20210223090759.15323-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt1316-sdw.h')
-rw-r--r-- | sound/soc/codecs/rt1316-sdw.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt1316-sdw.h b/sound/soc/codecs/rt1316-sdw.h new file mode 100644 index 000000000000..cbcdaa8f8cfa --- /dev/null +++ b/sound/soc/codecs/rt1316-sdw.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * rt1316-sdw.h -- RT1316 SDCA ALSA SoC audio driver header + * + * Copyright(c) 2021 Realtek Semiconductor Corp. + */ + +#ifndef __RT1316_SDW_H__ +#define __RT1316_SDW_H__ + +#include <linux/regmap.h> +#include <linux/soundwire/sdw.h> +#include <linux/soundwire/sdw_type.h> +#include <linux/soundwire/sdw_registers.h> +#include <sound/soc.h> + +/* RT1316 SDCA Control - function number */ +#define FUNC_NUM_SMART_AMP 0x04 + +/* RT1316 SDCA entity */ +#define RT1316_SDCA_ENT_PDE23 0x31 +#define RT1316_SDCA_ENT_PDE27 0x32 +#define RT1316_SDCA_ENT_PDE22 0x33 +#define RT1316_SDCA_ENT_PDE24 0x34 +#define RT1316_SDCA_ENT_XU24 0x24 +#define RT1316_SDCA_ENT_FU21 0x03 +#define RT1316_SDCA_ENT_UDMPU21 0x02 + +/* RT1316 SDCA control */ +#define RT1316_SDCA_CTL_SAMPLE_FREQ_INDEX 0x10 +#define RT1316_SDCA_CTL_REQ_POWER_STATE 0x01 +#define RT1316_SDCA_CTL_BYPASS 0x01 +#define RT1316_SDCA_CTL_FU_MUTE 0x01 +#define RT1316_SDCA_CTL_FU_VOLUME 0x02 +#define RT1316_SDCA_CTL_UDMPU_CLUSTER 0x10 + +/* RT1316 SDCA channel */ +#define CH_L 0x01 +#define CH_R 0x02 + +struct rt1316_sdw_priv { + struct snd_soc_component *component; + struct regmap *regmap; + struct sdw_slave *sdw_slave; + enum sdw_slave_status status; + struct sdw_bus_params params; + bool hw_init; + bool first_hw_init; +}; + +struct sdw_stream_data { + struct sdw_stream_runtime *sdw_stream; +}; + +#endif /* __RT1316_SDW_H__ */ |