diff options
author | Dan Murphy <dmurphy@ti.com> | 2019-10-08 21:15:17 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2019-10-10 17:19:31 +0300 |
commit | c173dba44c2d2ec2adaa4e607e9729b74236bd57 (patch) | |
tree | b1087d54d686d276d9817ae762868320e72ef4f9 /sound/soc/codecs/tas2562.h | |
parent | a4eff5f86c9c5e7d07d880bd86ce8faad19d7063 (diff) | |
download | linux-c173dba44c2d2ec2adaa4e607e9729b74236bd57.tar.xz |
ASoC: tas2562: Introduce the TAS2562 amplifier
Introduce the Texas Instruments TAS2562 amplifier driver
with I/V sense for loud speaker applications.
http://www.ti.com/lit/gpn/tas2562
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Link: https://lore.kernel.org/r/20191008181517.5332-2-dmurphy@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/tas2562.h')
-rw-r--r-- | sound/soc/codecs/tas2562.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/sound/soc/codecs/tas2562.h b/sound/soc/codecs/tas2562.h new file mode 100644 index 000000000000..60f2bb1d198b --- /dev/null +++ b/sound/soc/codecs/tas2562.h @@ -0,0 +1,85 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * tas2562.h - ALSA SoC Texas Instruments TAS2562 Mono Audio Amplifier + * + * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com + * + * Author: Dan Murphy <dmurphy@ti.com> + */ + +#ifndef __TAS2562_H__ +#define __TAS2562_H__ + +#define TAS2562_PAGE_CTRL 0x00 + +#define TAS2562_REG(page, reg) ((page * 128) + reg) + +#define TAS2562_SW_RESET TAS2562_REG(0, 0x01) +#define TAS2562_PWR_CTRL TAS2562_REG(0, 0x02) +#define TAS2562_PB_CFG1 TAS2562_REG(0, 0x03) +#define TAS2562_MISC_CFG1 TAS2562_REG(0, 0x04) +#define TAS2562_MISC_CFG2 TAS2562_REG(0, 0x05) + +#define TAS2562_TDM_CFG0 TAS2562_REG(0, 0x06) +#define TAS2562_TDM_CFG1 TAS2562_REG(0, 0x07) +#define TAS2562_TDM_CFG2 TAS2562_REG(0, 0x08) +#define TAS2562_TDM_CFG3 TAS2562_REG(0, 0x09) +#define TAS2562_TDM_CFG4 TAS2562_REG(0, 0x0a) +#define TAS2562_TDM_CFG5 TAS2562_REG(0, 0x0b) +#define TAS2562_TDM_CFG6 TAS2562_REG(0, 0x0c) +#define TAS2562_TDM_CFG7 TAS2562_REG(0, 0x0d) +#define TAS2562_TDM_CFG8 TAS2562_REG(0, 0x0e) +#define TAS2562_TDM_CFG9 TAS2562_REG(0, 0x0f) +#define TAS2562_TDM_CFG10 TAS2562_REG(0, 0x10) +#define TAS2562_TDM_DET TAS2562_REG(0, 0x11) +#define TAS2562_REV_ID TAS2562_REG(0, 0x7d) + +/* Page 2 */ +#define TAS2562_DVC_CFG1 TAS2562_REG(2, 0x01) +#define TAS2562_DVC_CFG2 TAS2562_REG(2, 0x02) + +#define TAS2562_RESET BIT(0) + +#define TAS2562_MODE_MASK 0x3 +#define TAS2562_ACTIVE 0x0 +#define TAS2562_MUTE 0x1 +#define TAS2562_SHUTDOWN 0x2 + +#define TAS2562_TDM_CFG1_RX_EDGE_MASK BIT(0) +#define TAS2562_TDM_CFG1_RX_FALLING 1 +#define TAS2562_TDM_CFG1_RX_OFFSET_MASK GENMASK(4, 0) + +#define TAS2562_TDM_CFG0_RAMPRATE_MASK BIT(5) +#define TAS2562_TDM_CFG0_RAMPRATE_44_1 BIT(5) +#define TAS2562_TDM_CFG0_SAMPRATE_MASK GENMASK(3, 1) +#define TAS2562_TDM_CFG0_SAMPRATE_7305_8KHZ 0x0 +#define TAS2562_TDM_CFG0_SAMPRATE_14_7_16KHZ 0x1 +#define TAS2562_TDM_CFG0_SAMPRATE_22_05_24KHZ 0x2 +#define TAS2562_TDM_CFG0_SAMPRATE_29_4_32KHZ 0x3 +#define TAS2562_TDM_CFG0_SAMPRATE_44_1_48KHZ 0x4 +#define TAS2562_TDM_CFG0_SAMPRATE_88_2_96KHZ 0x5 +#define TAS2562_TDM_CFG0_SAMPRATE_176_4_192KHZ 0x6 + +#define TAS2562_TDM_CFG2_RIGHT_JUSTIFY BIT(6) + +#define TAS2562_TDM_CFG2_RXLEN_MASK GENMASK(0, 1) +#define TAS2562_TDM_CFG2_RXLEN_16B 0x0 +#define TAS2562_TDM_CFG2_RXLEN_24B BIT(0) +#define TAS2562_TDM_CFG2_RXLEN_32B BIT(1) + +#define TAS2562_TDM_CFG2_RXWLEN_MASK GENMASK(3, 2) +#define TAS2562_TDM_CFG2_RXWLEN_16B 0x0 +#define TAS2562_TDM_CFG2_RXWLEN_20B BIT(2) +#define TAS2562_TDM_CFG2_RXWLEN_24B BIT(3) +#define TAS2562_TDM_CFG2_RXWLEN_32B (BIT(2) | BIT(3)) + +#define TAS2562_VSENSE_POWER_EN BIT(2) +#define TAS2562_ISENSE_POWER_EN BIT(3) + +#define TAS2562_TDM_CFG5_VSNS_EN BIT(6) +#define TAS2562_TDM_CFG5_VSNS_SLOT_MASK GENMASK(5, 0) + +#define TAS2562_TDM_CFG6_ISNS_EN BIT(6) +#define TAS2562_TDM_CFG6_ISNS_SLOT_MASK GENMASK(5, 0) + +#endif /* __TAS2562_H__ */ |