sound: Add a driver for max98088
This chip is used by spring. Add a driver for it and update the
samsung_sound driver to pick it up.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/sound/max98088.h b/drivers/sound/max98088.h
new file mode 100644
index 0000000..127d2bd
--- /dev/null
+++ b/drivers/sound/max98088.h
@@ -0,0 +1,192 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * max98088.h -- MAX98088 ALSA SoC Audio driver
+ *
+ * Copyright 2010 Maxim Integrated Products
+ */
+
+#ifndef _MAX98088_H
+#define _MAX98088_H
+
+/* MAX98088 Registers Definition */
+#define M98088_REG_IRQ_STATUS 0x00
+#define M98088_REG_MIC_STATUS 0x01
+#define M98088_REG_JACK_STAUS 0x02
+#define M98088_REG_BATTERY_VOLTAGE 0x03
+#define M98088_REG_IRQ_ENABLE 0x0f
+#define M98088_REG_SYS_CLK 0X10
+#define M98088_REG_DAI1_CLKMODE 0x11
+#define M98088_REG_DAI1_CLKCFG_HI 0x12
+#define M98088_REG_DAI1_CLKCFG_LO 0x13
+#define M98088_REG_DAI1_FORMAT 0x14
+#define M98088_REG_DAI1_CLOCK 0x15
+#define M98088_REG_DAI1_IOCFG 0x16
+#define M98088_REG_DAI1_TDM 0X17
+#define M98088_REG_DAI1_FILTERS 0x18
+#define M98088_REG_DAI2_CLKMODE 0x19
+#define M98088_REG_DAI2_CLKCFG_HI 0x1a
+#define M98088_REG_DAI2_CLKCFG_LO 0x1b
+#define M98088_REG_DAI2_FORMAT 0x1c
+#define M98088_REG_DAI2_CLOCK 0x1d
+#define M98088_REG_DAI2_IOCFG 0x1e
+#define M98088_REG_DAI2_TDM 0X1f
+#define M98088_REG_DAI2_FILTERS 0x20
+#define M98088_REG_SRC 0X21
+#define M98088_REG_MIX_DAC 0X22
+#define M98088_REG_MIX_ADC_LEFT 0x23
+#define M98088_REG_MIX_ADC_RIGHT 0x24
+#define M98088_REG_MIX_HP_LEFT 0x25
+#define M98088_REG_MIX_HP_RIGHT 0x26
+#define M98088_REG_MIX_HP_CNTL 0x27
+#define M98088_REG_MIX_REC_LEFT 0x28
+#define M98088_REG_MIX_REC_RIGHT 0x29
+#define M98088_REG_MIC_REC_CNTL 0x2a
+#define M98088_REG_MIX_SPK_LEFT 0x2b
+#define M98088_REG_MIX_SPK_RIGHT 0x2c
+#define M98088_REG_MIX_SPK_CNTL 0x2d
+#define M98088_REG_LVL_SIDETONE 0x2e
+#define M98088_REG_LVL_DAI1_PLAY 0x2f
+#define M98088_REG_LVL_DAI1_PLAY_EQ 0x30
+#define M98088_REG_LVL_DAI2_PLAY 0x31
+#define M98088_REG_LVL_DAI2_PLAY_EQ 0x32
+#define M98088_REG_LVL_ADC_L 0X33
+#define M98088_REG_LVL_ADC_R 0X34
+#define M98088_REG_LVL_MIC1 0X35
+#define M98088_REG_LVL_MIC2 0X36
+#define M98088_REG_LVL_INA 0X37
+#define M98088_REG_LVL_INB 0X38
+#define M98088_REG_LVL_HP_L 0X39
+#define M98088_REG_LVL_HP_R 0X3a
+#define M98088_REG_LVL_REC_L 0X3b
+#define M98088_REG_LVL_REC_R 0X3c
+#define M98088_REG_LVL_SPK_L 0X3d
+#define M98088_REG_LVL_SPK_R 0X3e
+#define M98088_REG_MICAGC_CFG 0x3f
+#define M98088_REG_MICAGC_THRESH 0x40
+#define M98088_REG_SPKDHP 0X41
+#define M98088_REG_SPKDHP_THRESH 0x42
+#define M98088_REG_SPKALC_COMP 0x43
+#define M98088_REG_PWRLMT_CFG 0x44
+#define M98088_REG_PWRLMT_TIME 0x45
+#define M98088_REG_THDLMT_CFG 0x46
+#define M98088_REG_CFG_AUDIO_IN 0x47
+#define M98088_REG_CFG_MIC 0X48
+#define M98088_REG_CFG_LEVEL 0X49
+#define M98088_REG_CFG_BYPASS 0x4a
+#define M98088_REG_CFG_JACKDET 0x4b
+#define M98088_REG_PWR_EN_IN 0X4c
+#define M98088_REG_PWR_EN_OUT 0x4d
+#define M98088_REG_BIAS_CNTL 0X4e
+#define M98088_REG_DAC_BIAS1 0X4f
+#define M98088_REG_DAC_BIAS2 0X50
+#define M98088_REG_PWR_SYS 0X51
+#define M98088_REG_DAI1_EQ_BASE 0x52
+#define M98088_REG_DAI2_EQ_BASE 0x84
+#define M98088_REG_DAI1_BIQUAD_BASE 0xb6
+#define M98088_REG_DAI2_BIQUAD_BASE 0xc0
+#define M98088_REG_REV_ID 0xff
+
+#define M98088_REG_CNT (0xff + 1)
+
+/* MAX98088 Registers Bit Fields */
+
+/* M98088_REG_11_DAI1_CLKMODE, M98088_REG_19_DAI2_CLKMODE */
+#define M98088_CLKMODE_MASK 0xFF
+
+/* M98088_REG_14_DAI1_FORMAT, M98088_REG_1C_DAI2_FORMAT */
+#define M98088_DAI_MAS BIT(7)
+#define M98088_DAI_WCI BIT(6)
+#define M98088_DAI_BCI BIT(5)
+#define M98088_DAI_DLY BIT(4)
+#define M98088_DAI_TDM BIT(2)
+#define M98088_DAI_FSW BIT(1)
+#define M98088_DAI_WS BIT(0)
+
+/* M98088_REG_15_DAI1_CLOCK, M98088_REG_1D_DAI2_CLOCK */
+#define M98088_DAI_BSEL64 BIT(0)
+#define M98088_DAI_OSR64 BIT(6)
+
+/* M98088_REG_16_DAI1_IOCFG, M98088_REG_1E_DAI2_IOCFG */
+#define M98088_S1NORMAL BIT(6)
+#define M98088_S2NORMAL (2 << 6)
+#define M98088_SDATA (3 << 0)
+
+/* M98088_REG_18_DAI1_FILTERS, M98088_REG_20_DAI2_FILTERS */
+#define M98088_DAI_DHF BIT(3)
+
+/* M98088_REG_22_MIX_DAC */
+#define M98088_DAI1L_TO_DACL BIT(7)
+#define M98088_DAI1R_TO_DACL BIT(6)
+#define M98088_DAI2L_TO_DACL BIT(5)
+#define M98088_DAI2R_TO_DACL BIT(4)
+#define M98088_DAI1L_TO_DACR BIT(3)
+#define M98088_DAI1R_TO_DACR BIT(2)
+#define M98088_DAI2L_TO_DACR BIT(1)
+#define M98088_DAI2R_TO_DACR BIT(0)
+
+/* M98088_REG_2A_MIC_REC_CNTL */
+#define M98088_REC_LINEMODE BIT(7)
+#define M98088_REC_LINEMODE_MASK BIT(7)
+
+/* M98088_REG_2D_MIX_SPK_CNTL */
+#define M98088_MIX_SPKR_GAIN_MASK (3 << 2)
+#define M98088_MIX_SPKR_GAIN_SHIFT 2
+#define M98088_MIX_SPKL_GAIN_MASK (3 << 0)
+#define M98088_MIX_SPKL_GAIN_SHIFT 0
+
+/* M98088_REG_2F_LVL_DAI1_PLAY, M98088_REG_31_LVL_DAI2_PLAY */
+#define M98088_DAI_MUTE BIT(7)
+#define M98088_DAI_MUTE_MASK BIT(7)
+#define M98088_DAI_VOICE_GAIN_MASK (3 << 4)
+#define M98088_DAI_ATTENUATION_MASK (0xf << 0)
+#define M98088_DAI_ATTENUATION_SHIFT 0
+
+/* M98088_REG_35_LVL_MIC1, M98088_REG_36_LVL_MIC2 */
+#define M98088_MICPRE_MASK (3 << 5)
+#define M98088_MICPRE_SHIFT 5
+
+/* M98088_REG_3A_LVL_HP_R */
+#define M98088_HP_MUTE BIT(7)
+
+/* M98088_REG_3C_LVL_REC_R */
+#define M98088_REC_MUTE BIT(7)
+
+/* M98088_REG_3E_LVL_SPK_R */
+#define M98088_SP_MUTE BIT(7)
+
+/* M98088_REG_48_CFG_MIC */
+#define M98088_EXTMIC_MASK (3 << 0)
+#define M98088_DIGMIC_L BIT(5)
+#define M98088_DIGMIC_R BIT(4)
+
+/* M98088_REG_49_CFG_LEVEL */
+#define M98088_VSEN BIT(6)
+#define M98088_ZDEN BIT(5)
+#define M98088_EQ2EN BIT(1)
+#define M98088_EQ1EN BIT(0)
+
+/* M98088_REG_4C_PWR_EN_IN */
+#define M98088_INAEN BIT(7)
+#define M98088_INBEN BIT(6)
+#define M98088_MBEN BIT(3)
+#define M98088_ADLEN BIT(1)
+#define M98088_ADREN BIT(0)
+
+/* M98088_REG_4D_PWR_EN_OUT */
+#define M98088_HPLEN BIT(7)
+#define M98088_HPREN BIT(6)
+#define M98088_HPEN (BIT(7) | BIT(6))
+#define M98088_SPLEN BIT(5)
+#define M98088_SPREN BIT(4)
+#define M98088_RECEN BIT(3)
+#define M98088_DALEN BIT(1)
+#define M98088_DAREN BIT(0)
+
+/* M98088_REG_51_PWR_SYS */
+#define M98088_SHDNRUN BIT(7)
+#define M98088_PERFMODE BIT(3)
+#define M98088_HPPLYBACK BIT(2)
+#define M98088_PWRSV8K BIT(1)
+#define M98088_PWRSV BIT(0)
+
+#endif