| /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ |
| /* |
| * cs35l45.h - CS35L45 ALSA SoC audio driver |
| * |
| * Copyright 2019-2022 Cirrus Logic, Inc. |
| * |
| * Author: James Schulman <james.schulman@cirrus.com> |
| * |
| */ |
| |
| #ifndef CS35L45_H |
| #define CS35L45_H |
| |
| #include <linux/pm_runtime.h> |
| #include <linux/regmap.h> |
| #include <linux/regulator/consumer.h> |
| #include <dt-bindings/sound/cs35l45.h> |
| |
| #define CS35L45_DEVID 0x00000000 |
| #define CS35L45_REVID 0x00000004 |
| #define CS35L45_RELID 0x0000000C |
| #define CS35L45_OTPID 0x00000010 |
| #define CS35L45_SFT_RESET 0x00000020 |
| #define CS35L45_GLOBAL_ENABLES 0x00002014 |
| #define CS35L45_BLOCK_ENABLES 0x00002018 |
| #define CS35L45_BLOCK_ENABLES2 0x0000201C |
| #define CS35L45_ERROR_RELEASE 0x00002034 |
| #define CS35L45_SYNC_GPIO1 0x00002430 |
| #define CS35L45_INTB_GPIO2_MCLK_REF 0x00002434 |
| #define CS35L45_GPIO3 0x00002438 |
| #define CS35L45_REFCLK_INPUT 0x00002C04 |
| #define CS35L45_GLOBAL_SAMPLE_RATE 0x00002C0C |
| #define CS35L45_BOOST_CCM_CFG 0x00003808 |
| #define CS35L45_BOOST_DCM_CFG 0x0000380C |
| #define CS35L45_BOOST_OV_CFG 0x0000382C |
| #define CS35L45_ASP_ENABLES1 0x00004800 |
| #define CS35L45_ASP_CONTROL1 0x00004804 |
| #define CS35L45_ASP_CONTROL2 0x00004808 |
| #define CS35L45_ASP_CONTROL3 0x0000480C |
| #define CS35L45_ASP_FRAME_CONTROL1 0x00004810 |
| #define CS35L45_ASP_FRAME_CONTROL2 0x00004814 |
| #define CS35L45_ASP_FRAME_CONTROL5 0x00004820 |
| #define CS35L45_ASP_DATA_CONTROL1 0x00004830 |
| #define CS35L45_ASP_DATA_CONTROL5 0x00004840 |
| #define CS35L45_DACPCM1_INPUT 0x00004C00 |
| #define CS35L45_ASPTX1_INPUT 0x00004C20 |
| #define CS35L45_ASPTX2_INPUT 0x00004C24 |
| #define CS35L45_ASPTX3_INPUT 0x00004C28 |
| #define CS35L45_ASPTX4_INPUT 0x00004C2C |
| #define CS35L45_ASPTX5_INPUT 0x00004C30 |
| #define CS35L45_LDPM_CONFIG 0x00006404 |
| #define CS35L45_AMP_PCM_CONTROL 0x00007000 |
| #define CS35L45_AMP_PCM_HPF_TST 0x00007004 |
| #define CS35L45_IRQ1_CFG 0x0000E000 |
| #define CS35L45_IRQ1_STATUS 0x0000E004 |
| #define CS35L45_IRQ1_EINT_1 0x0000E010 |
| #define CS35L45_IRQ1_EINT_2 0x0000E014 |
| #define CS35L45_IRQ1_EINT_3 0x0000E018 |
| #define CS35L45_IRQ1_EINT_4 0x0000E01C |
| #define CS35L45_IRQ1_EINT_5 0x0000E020 |
| #define CS35L45_IRQ1_EINT_7 0x0000E028 |
| #define CS35L45_IRQ1_EINT_8 0x0000E02C |
| #define CS35L45_IRQ1_EINT_18 0x0000E054 |
| #define CS35L45_IRQ1_STS_1 0x0000E090 |
| #define CS35L45_IRQ1_STS_2 0x0000E094 |
| #define CS35L45_IRQ1_STS_3 0x0000E098 |
| #define CS35L45_IRQ1_STS_4 0x0000E09C |
| #define CS35L45_IRQ1_STS_5 0x0000E0A0 |
| #define CS35L45_IRQ1_STS_7 0x0000E0A8 |
| #define CS35L45_IRQ1_STS_8 0x0000E0AC |
| #define CS35L45_IRQ1_STS_18 0x0000E0D4 |
| #define CS35L45_IRQ1_MASK_1 0x0000E110 |
| #define CS35L45_IRQ1_MASK_2 0x0000E114 |
| #define CS35L45_IRQ1_MASK_3 0x0000E118 |
| #define CS35L45_IRQ1_MASK_4 0x0000E11C |
| #define CS35L45_IRQ1_MASK_5 0x0000E120 |
| #define CS35L45_IRQ1_MASK_6 0x0000E124 |
| #define CS35L45_IRQ1_MASK_7 0x0000E128 |
| #define CS35L45_IRQ1_MASK_8 0x0000E12C |
| #define CS35L45_IRQ1_MASK_9 0x0000E130 |
| #define CS35L45_IRQ1_MASK_10 0x0000E134 |
| #define CS35L45_IRQ1_MASK_11 0x0000E138 |
| #define CS35L45_IRQ1_MASK_12 0x0000E13C |
| #define CS35L45_IRQ1_MASK_13 0x0000E140 |
| #define CS35L45_IRQ1_MASK_14 0x0000E144 |
| #define CS35L45_IRQ1_MASK_15 0x0000E148 |
| #define CS35L45_IRQ1_MASK_16 0x0000E14C |
| #define CS35L45_IRQ1_MASK_17 0x0000E150 |
| #define CS35L45_IRQ1_MASK_18 0x0000E154 |
| #define CS35L45_GPIO_STATUS1 0x0000F000 |
| #define CS35L45_GPIO1_CTRL1 0x0000F008 |
| #define CS35L45_GPIO2_CTRL1 0x0000F00C |
| #define CS35L45_GPIO3_CTRL1 0x0000F010 |
| #define CS35L45_LASTREG 0x0000F010 |
| /* SFT_RESET */ |
| #define CS35L45_SOFT_RESET_TRIGGER 0x5A000000 |
| |
| /* GLOBAL_ENABLES */ |
| #define CS35L45_GLOBAL_EN_SHIFT 0 |
| #define CS35L45_GLOBAL_EN_MASK BIT(0) |
| |
| /* BLOCK_ENABLES */ |
| #define CS35L45_IMON_EN_SHIFT 13 |
| #define CS35L45_VMON_EN_SHIFT 12 |
| #define CS35L45_VDD_BSTMON_EN_SHIFT 9 |
| #define CS35L45_VDD_BATTMON_EN_SHIFT 8 |
| #define CS35L45_BST_EN_SHIFT 4 |
| #define CS35L45_BST_EN_MASK GENMASK(5, 4) |
| |
| #define CS35L45_BST_DISABLE_FET_ON 0x01 |
| |
| /* BLOCK_ENABLES2 */ |
| #define CS35L45_ASP_EN_SHIFT 27 |
| |
| /* ERROR_RELEASE */ |
| #define CS35L45_GLOBAL_ERR_RLS_MASK BIT(11) |
| |
| /* REFCLK_INPUT */ |
| #define CS35L45_PLL_FORCE_EN_SHIFT 16 |
| #define CS35L45_PLL_FORCE_EN_MASK BIT(16) |
| #define CS35L45_PLL_OPEN_LOOP_SHIFT 11 |
| #define CS35L45_PLL_OPEN_LOOP_MASK BIT(11) |
| #define CS35L45_PLL_REFCLK_FREQ_SHIFT 5 |
| #define CS35L45_PLL_REFCLK_FREQ_MASK GENMASK(10, 5) |
| #define CS35L45_PLL_REFCLK_EN_SHIFT 4 |
| #define CS35L45_PLL_REFCLK_EN_MASK BIT(4) |
| #define CS35L45_PLL_REFCLK_SEL_SHIFT 0 |
| #define CS35L45_PLL_REFCLK_SEL_MASK GENMASK(2, 0) |
| |
| #define CS35L45_PLL_REFCLK_SEL_BCLK 0x0 |
| |
| /* GLOBAL_SAMPLE_RATE */ |
| #define CS35L45_GLOBAL_FS_SHIFT 0 |
| #define CS35L45_GLOBAL_FS_MASK GENMASK(4, 0) |
| |
| #define CS35L45_48P0_KHZ 0x03 |
| #define CS35L45_96P0_KHZ 0x04 |
| #define CS35L45_44P100_KHZ 0x0B |
| #define CS35L45_88P200_KHZ 0x0C |
| |
| /* ASP_ENABLES_1 */ |
| #define CS35L45_ASP_RX2_EN_SHIFT 17 |
| #define CS35L45_ASP_RX1_EN_SHIFT 16 |
| #define CS35L45_ASP_TX5_EN_SHIFT 4 |
| #define CS35L45_ASP_TX4_EN_SHIFT 3 |
| #define CS35L45_ASP_TX3_EN_SHIFT 2 |
| #define CS35L45_ASP_TX2_EN_SHIFT 1 |
| #define CS35L45_ASP_TX1_EN_SHIFT 0 |
| |
| /* ASP_CONTROL2 */ |
| #define CS35L45_ASP_WIDTH_RX_SHIFT 24 |
| #define CS35L45_ASP_WIDTH_RX_MASK GENMASK(31, 24) |
| #define CS35L45_ASP_WIDTH_TX_SHIFT 16 |
| #define CS35L45_ASP_WIDTH_TX_MASK GENMASK(23, 16) |
| #define CS35L45_ASP_FMT_SHIFT 8 |
| #define CS35L45_ASP_FMT_MASK GENMASK(10, 8) |
| #define CS35L45_ASP_BCLK_INV_SHIFT 6 |
| #define CS35L45_ASP_BCLK_INV_MASK BIT(6) |
| #define CS35L45_ASP_FSYNC_INV_SHIFT 2 |
| #define CS35L45_ASP_FSYNC_INV_MASK BIT(2) |
| |
| #define CS35l45_ASP_FMT_DSP_A 0 |
| #define CS35L45_ASP_FMT_I2S 2 |
| |
| /* ASP_CONTROL3 */ |
| #define CS35L45_ASP_DOUT_HIZ_CTRL_SHIFT 0 |
| #define CS35L45_ASP_DOUT_HIZ_CTRL_MASK GENMASK(1, 0) |
| |
| /* ASP_FRAME_CONTROL1 */ |
| #define CS35L45_ASP_TX4_SLOT_SHIFT 24 |
| #define CS35L45_ASP_TX4_SLOT_MASK GENMASK(29, 24) |
| #define CS35L45_ASP_TX3_SLOT_SHIFT 16 |
| #define CS35L45_ASP_TX3_SLOT_MASK GENMASK(21, 16) |
| #define CS35L45_ASP_TX2_SLOT_SHIFT 8 |
| #define CS35L45_ASP_TX2_SLOT_MASK GENMASK(13, 8) |
| #define CS35L45_ASP_TX1_SLOT_SHIFT 0 |
| #define CS35L45_ASP_TX1_SLOT_MASK GENMASK(5, 0) |
| |
| #define CS35L45_ASP_TX_ALL_SLOTS (CS35L45_ASP_TX4_SLOT_MASK | \ |
| CS35L45_ASP_TX3_SLOT_MASK | \ |
| CS35L45_ASP_TX2_SLOT_MASK | \ |
| CS35L45_ASP_TX1_SLOT_MASK) |
| /* ASP_FRAME_CONTROL5 */ |
| #define CS35L45_ASP_RX2_SLOT_SHIFT 8 |
| #define CS35L45_ASP_RX2_SLOT_MASK GENMASK(13, 8) |
| #define CS35L45_ASP_RX1_SLOT_SHIFT 0 |
| #define CS35L45_ASP_RX1_SLOT_MASK GENMASK(5, 0) |
| |
| #define CS35L45_ASP_RX_ALL_SLOTS (CS35L45_ASP_RX2_SLOT_MASK | \ |
| CS35L45_ASP_RX1_SLOT_MASK) |
| |
| /* ASP_DATA_CONTROL1 */ |
| /* ASP_DATA_CONTROL5 */ |
| #define CS35L45_ASP_WL_SHIFT 0 |
| #define CS35L45_ASP_WL_MASK GENMASK(5, 0) |
| |
| /* AMP_PCM_CONTROL */ |
| #define CS35L45_AMP_VOL_PCM_SHIFT 0 |
| #define CS35L45_AMP_VOL_PCM_WIDTH 11 |
| |
| /* AMP_PCM_HPF_TST */ |
| #define CS35l45_HPF_DEFAULT 0x00000000 |
| #define CS35L45_HPF_44P1 0x000108BD |
| #define CS35L45_HPF_88P2 0x0001045F |
| |
| /* IRQ1_EINT_4 */ |
| #define CS35L45_OTP_BOOT_DONE_STS_MASK BIT(1) |
| #define CS35L45_OTP_BUSY_MASK BIT(0) |
| |
| /* GPIOX_CTRL1 */ |
| #define CS35L45_GPIO_DIR_SHIFT 31 |
| #define CS35L45_GPIO_DIR_MASK BIT(31) |
| #define CS35L45_GPIO_LVL_SHIFT 15 |
| #define CS35L45_GPIO_LVL_MASK BIT(15) |
| #define CS35L45_GPIO_OP_CFG_SHIFT 14 |
| #define CS35L45_GPIO_OP_CFG_MASK BIT(14) |
| #define CS35L45_GPIO_POL_SHIFT 12 |
| #define CS35L45_GPIO_POL_MASK BIT(12) |
| |
| /* SYNC_GPIO1, INTB_GPIO2_MCLK_REF, GPIO3 */ |
| #define CS35L45_GPIO_CTRL_SHIFT 20 |
| #define CS35L45_GPIO_CTRL_MASK GENMASK(22, 20) |
| #define CS35L45_GPIO_INVERT_SHIFT 19 |
| #define CS35L45_GPIO_INVERT_MASK BIT(19) |
| |
| /* CS35L45_IRQ1_EINT_1 */ |
| #define CS35L45_BST_UVP_ERR_SHIFT 7 |
| #define CS35L45_BST_UVP_ERR_MASK BIT(7) |
| #define CS35L45_BST_SHORT_ERR_SHIFT 8 |
| #define CS35L45_BST_SHORT_ERR_MASK BIT(8) |
| #define CS35L45_TEMP_ERR_SHIFT 17 |
| #define CS35L45_TEMP_ERR_MASK BIT(17) |
| #define CS35L45_MSM_GLOBAL_EN_ASSERT_SHIFT 22 |
| #define CS35L45_MSM_GLOBAL_EN_ASSERT_MASK BIT(22) |
| #define CS35L45_UVLO_VDDBATT_ERR_SHIFT 29 |
| #define CS35L45_UVLO_VDDBATT_ERR_MASK BIT(29) |
| #define CS35L45_AMP_SHORT_ERR_SHIFT 31 |
| #define CS35L45_AMP_SHORT_ERR_MASK BIT(31) |
| |
| /* CS35L45_IRQ1_EINT_2 */ |
| #define CS35L45_DSP_WDT_EXPIRE_SHIFT 4 |
| #define CS35L45_DSP_WDT_EXPIRE_MASK BIT(4) |
| |
| /* CS35L45_IRQ1_EINT_3 */ |
| #define CS35L45_PLL_LOCK_FLAG_SHIFT 1 |
| #define CS35L45_PLL_LOCK_FLAG_MASK BIT(1) |
| #define CS35L45_PLL_UNLOCK_FLAG_RISE_SHIFT 4 |
| #define CS35L45_PLL_UNLOCK_FLAG_RISE_MASK BIT(4) |
| #define CS35L45_AMP_CAL_ERR_SHIFT 25 |
| #define CS35L45_AMP_CAL_ERR_MASK BIT(25) |
| |
| /* CS35L45_IRQ1_EINT_18 */ |
| #define CS35L45_GLOBAL_ERROR_SHIFT 15 |
| #define CS35L45_GLOBAL_ERROR_MASK BIT(15) |
| #define CS35L45_UVLO_VDDLV_ERR_SHIFT 16 |
| #define CS35L45_UVLO_VDDLV_ERR_MASK BIT(16) |
| |
| /* Mixer sources */ |
| #define CS35L45_PCM_SRC_MASK 0x7F |
| #define CS35L45_PCM_SRC_ZERO 0x00 |
| #define CS35L45_PCM_SRC_ASP_RX1 0x08 |
| #define CS35L45_PCM_SRC_ASP_RX2 0x09 |
| #define CS35L45_PCM_SRC_VMON 0x18 |
| #define CS35L45_PCM_SRC_IMON 0x19 |
| #define CS35L45_PCM_SRC_ERR_VOL 0x20 |
| #define CS35L45_PCM_SRC_CLASSH_TGT 0x21 |
| #define CS35L45_PCM_SRC_VDD_BATTMON 0x28 |
| #define CS35L45_PCM_SRC_VDD_BSTMON 0x29 |
| #define CS35L45_PCM_SRC_TEMPMON 0x3A |
| #define CS35L45_PCM_SRC_INTERPOLATOR 0x40 |
| #define CS35L45_PCM_SRC_IL_TARGET 0x48 |
| |
| #define CS35L45_RESET_HOLD_US 2000 |
| #define CS35L45_RESET_US 2000 |
| #define CS35L45_POST_GLOBAL_EN_US 5000 |
| #define CS35L45_PRE_GLOBAL_DIS_US 3000 |
| |
| #define CS35L45_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ |
| SNDRV_PCM_FMTBIT_S24_3LE| \ |
| SNDRV_PCM_FMTBIT_S24_LE) |
| |
| #define CS35L45_RATES (SNDRV_PCM_RATE_44100 | \ |
| SNDRV_PCM_RATE_48000 | \ |
| SNDRV_PCM_RATE_88200 | \ |
| SNDRV_PCM_RATE_96000) |
| |
| /* |
| * IRQs |
| */ |
| #define CS35L45_IRQ(_irq, _name, _hand) \ |
| { \ |
| .irq = CS35L45_ ## _irq ## _IRQ,\ |
| .name = _name, \ |
| .handler = _hand, \ |
| } |
| |
| struct cs35l45_irq { |
| int irq; |
| const char *name; |
| irqreturn_t (*handler)(int irq, void *data); |
| }; |
| |
| #define CS35L45_REG_IRQ(_reg, _irq) \ |
| [CS35L45_ ## _irq ## _IRQ] = { \ |
| .reg_offset = (CS35L45_ ## _reg) - CS35L45_IRQ1_EINT_1, \ |
| .mask = CS35L45_ ## _irq ## _MASK \ |
| } |
| |
| enum cs35l45_irq_list { |
| CS35L45_AMP_SHORT_ERR_IRQ, |
| CS35L45_UVLO_VDDBATT_ERR_IRQ, |
| CS35L45_BST_SHORT_ERR_IRQ, |
| CS35L45_BST_UVP_ERR_IRQ, |
| CS35L45_TEMP_ERR_IRQ, |
| CS35L45_AMP_CAL_ERR_IRQ, |
| CS35L45_UVLO_VDDLV_ERR_IRQ, |
| CS35L45_GLOBAL_ERROR_IRQ, |
| CS35L45_DSP_WDT_EXPIRE_IRQ, |
| CS35L45_PLL_UNLOCK_FLAG_RISE_IRQ, |
| CS35L45_PLL_LOCK_FLAG_IRQ, |
| CS35L45_NUM_IRQ |
| }; |
| |
| struct cs35l45_private { |
| struct device *dev; |
| struct regmap *regmap; |
| struct gpio_desc *reset_gpio; |
| struct regulator *vdd_batt; |
| struct regulator *vdd_a; |
| bool initialized; |
| bool sysclk_set; |
| u8 slot_width; |
| u8 slot_count; |
| int irq_invert; |
| int irq; |
| struct regmap_irq_chip_data *irq_data; |
| }; |
| |
| extern const struct dev_pm_ops cs35l45_pm_ops; |
| extern const struct regmap_config cs35l45_i2c_regmap; |
| extern const struct regmap_config cs35l45_spi_regmap; |
| int cs35l45_apply_patch(struct cs35l45_private *cs35l45); |
| unsigned int cs35l45_get_clk_freq_id(unsigned int freq); |
| int cs35l45_probe(struct cs35l45_private *cs35l45); |
| void cs35l45_remove(struct cs35l45_private *cs35l45); |
| |
| #endif /* CS35L45_H */ |
