diff options
Diffstat (limited to 'sound/soc/codecs/cs530x.h')
| -rw-r--r-- | sound/soc/codecs/cs530x.h | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs530x.h b/sound/soc/codecs/cs530x.h new file mode 100644 index 000000000000..f473e33eb835 --- /dev/null +++ b/sound/soc/codecs/cs530x.h @@ -0,0 +1,223 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * CS530x CODEC driver internal data + * + * Copyright (C) 2023-2024 Cirrus Logic, Inc. and + * Cirrus Logic International Semiconductor Ltd. + */ + +#ifndef _CS530X_H +#define _CS530X_H + +#include <linux/device.h> +#include <linux/gpio/consumer.h> +#include <linux/regmap.h> +#include <linux/regulator/consumer.h> + +/* Devices */ +#define CS530X_2CH_ADC_DEV_ID 0x5302 +#define CS530X_4CH_ADC_DEV_ID 0x5304 +#define CS530X_8CH_ADC_DEV_ID 0x5308 + +/* Registers */ + +#define CS530X_DEVID 0x0000000 +#define CS530X_REVID 0x0000004 +#define CS530X_SW_RESET 0x0000022 + +#define CS530X_CLK_CFG_0 0x0000040 +#define CS530X_CLK_CFG_1 0x0000042 +#define CS530X_CHIP_ENABLE 0x0000044 +#define CS530X_ASP_CFG 0x0000048 +#define CS530X_SIGNAL_PATH_CFG 0x0000050 +#define CS530X_IN_ENABLES 0x0000080 +#define CS530X_IN_RAMP_SUM 0x0000082 +#define CS530X_IN_FILTER 0x0000086 +#define CS530X_IN_HIZ 0x0000088 +#define CS530X_IN_INV 0x000008A +#define CS530X_IN_VOL_CTRL1_0 0x0000090 +#define CS530X_IN_VOL_CTRL1_1 0x0000092 +#define CS530X_IN_VOL_CTRL2_0 0x0000094 +#define CS530X_IN_VOL_CTRL2_1 0x0000096 +#define CS530X_IN_VOL_CTRL3_0 0x0000098 +#define CS530X_IN_VOL_CTRL3_1 0x000009A +#define CS530X_IN_VOL_CTRL4_0 0x000009C +#define CS530X_IN_VOL_CTRL4_1 0x000009E +#define CS530X_IN_VOL_CTRL5 0x00000A0 + +#define CS530X_PAD_FN 0x0003D24 +#define CS530X_PAD_LVL 0x0003D28 + +#define CS530X_MAX_REGISTER CS530X_PAD_LVL + +/* Register Fields */ + +/* REVID */ +#define CS530X_MTLREVID GENMASK(3, 0) +#define CS530X_AREVID GENMASK(7, 4) + +/* SW_RESET */ +#define CS530X_SW_RST_SHIFT 8 +#define CS530X_SW_RST_VAL (0x5A << CS530X_SW_RST_SHIFT) + +/* CLK_CFG_0 */ +#define CS530X_PLL_REFCLK_SRC_MASK BIT(0) +#define CS530X_PLL_REFCLK_FREQ_MASK GENMASK(5, 4) +#define CS530X_SYSCLK_SRC_MASK BIT(12) +#define CS530X_SYSCLK_SRC_SHIFT 12 +#define CS530X_REFCLK_2P822_3P072 0 +#define CS530X_REFCLK_5P6448_6P144 0x10 +#define CS530X_REFCLK_11P2896_12P288 0x20 +#define CS530X_REFCLK_24P5792_24P576 0x30 + +/* CLK_CFG_1 */ +#define CS530X_SAMPLE_RATE_MASK GENMASK(2, 0) +#define CS530X_FS_32K 0 +#define CS530X_FS_48K_44P1K 1 +#define CS530X_FS_96K_88P2K 2 +#define CS530X_FS_192K_176P4K 3 +#define CS530X_FS_384K_356P8K 4 +#define CS530X_FS_768K_705P6K 5 + +/* CHIP_ENABLE */ +#define CS530X_GLOBAL_EN BIT(0) + +/* ASP_CFG */ +#define CS530X_ASP_BCLK_FREQ_MASK GENMASK(1, 0) +#define CS530X_ASP_PRIMARY BIT(5) +#define CS530X_ASP_BCLK_INV BIT(6) +#define CS530X_BCLK_2P822_3P072 0 +#define CS530X_BCLK_5P6448_6P144 1 +#define CS530X_BCLK_11P2896_12P288 2 +#define CS530X_BCLK_24P5792_24P576 3 + +/* SIGNAL_PATH_CFG */ +#define CS530X_ASP_FMT_MASK GENMASK(2, 0) +#define CS530X_ASP_TDM_SLOT_MASK GENMASK(5, 3) +#define CS530X_ASP_TDM_SLOT_SHIFT 3 +#define CS530X_ASP_CH_REVERSE BIT(9) +#define CS530X_TDM_EN_MASK BIT(2) +#define CS530X_ASP_FMT_I2S 0 +#define CS530X_ASP_FMT_LJ 1 +#define CS530X_ASP_FMT_DSP_A 0x6 + +/* TDM Slots */ +#define CS530X_0_1_TDM_SLOT_MASK GENMASK(1, 0) +#define CS530X_0_3_TDM_SLOT_MASK GENMASK(3, 0) +#define CS530X_0_7_TDM_SLOT_MASK GENMASK(7, 0) +#define CS530X_0_7_TDM_SLOT_VAL 0 + +#define CS530X_2_3_TDM_SLOT_MASK GENMASK(3, 2) +#define CS530X_2_3_TDM_SLOT_VAL 1 + +#define CS530X_4_5_TDM_SLOT_MASK GENMASK(5, 4) +#define CS530X_4_7_TDM_SLOT_MASK GENMASK(7, 4) +#define CS530X_4_7_TDM_SLOT_VAL 2 + +#define CS530X_6_7_TDM_SLOT_MASK GENMASK(7, 6) +#define CS530X_6_7_TDM_SLOT_VAL 3 + +#define CS530X_8_9_TDM_SLOT_MASK GENMASK(9, 8) +#define CS530X_8_11_TDM_SLOT_MASK GENMASK(11, 8) +#define CS530X_8_15_TDM_SLOT_MASK GENMASK(15, 8) +#define CS530X_8_15_TDM_SLOT_VAL 4 + +#define CS530X_10_11_TDM_SLOT_MASK GENMASK(11, 10) +#define CS530X_10_11_TDM_SLOT_VAL 5 + +#define CS530X_12_13_TDM_SLOT_MASK GENMASK(13, 12) +#define CS530X_12_15_TDM_SLOT_MASK GENMASK(15, 12) +#define CS530X_12_15_TDM_SLOT_VAL 6 + +#define CS530X_14_15_TDM_SLOT_MASK GENMASK(15, 14) +#define CS530X_14_15_TDM_SLOT_VAL 7 + +/* IN_RAMP_SUM */ +#define CS530X_RAMP_RATE_INC_SHIFT 0 +#define CS530X_RAMP_RATE_DEC_SHIFT 4 +#define CS530X_IN_SUM_MODE_SHIFT 13 + +/* IN_FILTER */ +#define CS530X_IN_FILTER_SHIFT 8 +#define CS530X_IN_HPF_EN_SHIFT 12 + +/* IN_HIZ */ +#define CS530X_IN12_HIZ BIT(0) +#define CS530X_IN34_HIZ BIT(1) +#define CS530X_IN56_HIZ BIT(2) +#define CS530X_IN78_HIZ BIT(3) + +/* IN_INV */ +#define CS530X_IN1_INV_SHIFT 0 +#define CS530X_IN2_INV_SHIFT 1 +#define CS530X_IN3_INV_SHIFT 2 +#define CS530X_IN4_INV_SHIFT 3 +#define CS530X_IN5_INV_SHIFT 4 +#define CS530X_IN6_INV_SHIFT 5 +#define CS530X_IN7_INV_SHIFT 6 +#define CS530X_IN8_INV_SHIFT 7 + +/* IN_VOL_CTLy_z */ +#define CS530X_IN_MUTE BIT(15) + +/* IN_VOL_CTL5 */ +#define CS530X_IN_VU BIT(0) + +/* PAD_FN */ +#define CS530X_DOUT2_FN BIT(0) +#define CS530X_DOUT3_FN BIT(1) +#define CS530X_DOUT4_FN BIT(2) +#define CS530X_SPI_CS_FN BIT(3) +#define CS530X_CONFIG2_FN BIT(6) +#define CS530X_CONFIG3_FN BIT(7) +#define CS530X_CONFIG4_FN BIT(8) +#define CS530X_CONFIG5_FN BIT(9) + +/* PAD_LVL */ +#define CS530X_CONFIG2_LVL BIT(6) +#define CS530X_CONFIG3_LVL BIT(7) +#define CS530X_CONFIG4_LVL BIT(8) +#define CS530X_CONFIG5_LVL BIT(9) + +/* System Clock Source */ +#define CS530X_SYSCLK_SRC_MCLK 0 +#define CS530X_SYSCLK_SRC_PLL 1 + +/* PLL Reference Clock Source */ +#define CS530X_PLL_SRC_BCLK 0 +#define CS530X_PLL_SRC_MCLK 1 + +#define CS530X_NUM_SUPPLIES 2 + +enum cs530x_type { + CS5302, + CS5304, + CS5308, +}; + +/* codec private data */ +struct cs530x_priv { + struct regmap *regmap; + struct device *dev; + struct snd_soc_dai_driver *dev_dai; + + enum cs530x_type devtype; + int num_adcs; + int num_dacs; + + struct regulator_bulk_data supplies[CS530X_NUM_SUPPLIES]; + + unsigned int mclk_rate; + + int tdm_width; + int tdm_slots; + int fs; + int adc_pairs_count; + + struct gpio_desc *reset_gpio; +}; + +extern const struct regmap_config cs530x_regmap; +int cs530x_probe(struct cs530x_priv *cs530x); + +#endif |