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Diffstat (limited to 'sound/soc/codecs/da7219-aad.h')
| -rw-r--r-- | sound/soc/codecs/da7219-aad.h | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/sound/soc/codecs/da7219-aad.h b/sound/soc/codecs/da7219-aad.h new file mode 100644 index 000000000..4fccf677c --- /dev/null +++ b/sound/soc/codecs/da7219-aad.h @@ -0,0 +1,212 @@ +/* + * da7219-aad.h - DA7322 ASoC AAD Driver + * + * Copyright (c) 2015 Dialog Semiconductor Ltd. + * + * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef __DA7219_AAD_H +#define __DA7219_AAD_H + +#include <linux/timer.h> +#include <sound/soc.h> +#include <sound/jack.h> +#include <sound/da7219-aad.h> + +/* + * Registers + */ + +#define DA7219_ACCDET_STATUS_A 0xC0 +#define DA7219_ACCDET_STATUS_B 0xC1 +#define DA7219_ACCDET_IRQ_EVENT_A 0xC2 +#define DA7219_ACCDET_IRQ_EVENT_B 0xC3 +#define DA7219_ACCDET_IRQ_MASK_A 0xC4 +#define DA7219_ACCDET_IRQ_MASK_B 0xC5 +#define DA7219_ACCDET_CONFIG_1 0xC6 +#define DA7219_ACCDET_CONFIG_2 0xC7 +#define DA7219_ACCDET_CONFIG_3 0xC8 +#define DA7219_ACCDET_CONFIG_4 0xC9 +#define DA7219_ACCDET_CONFIG_5 0xCA +#define DA7219_ACCDET_CONFIG_6 0xCB +#define DA7219_ACCDET_CONFIG_7 0xCC +#define DA7219_ACCDET_CONFIG_8 0xCD + + +/* + * Bit Fields + */ + +/* DA7219_ACCDET_STATUS_A = 0xC0 */ +#define DA7219_JACK_INSERTION_STS_SHIFT 0 +#define DA7219_JACK_INSERTION_STS_MASK (0x1 << 0) +#define DA7219_JACK_TYPE_STS_SHIFT 1 +#define DA7219_JACK_TYPE_STS_MASK (0x1 << 1) +#define DA7219_JACK_PIN_ORDER_STS_SHIFT 2 +#define DA7219_JACK_PIN_ORDER_STS_MASK (0x1 << 2) +#define DA7219_MICBIAS_UP_STS_SHIFT 3 +#define DA7219_MICBIAS_UP_STS_MASK (0x1 << 3) + +/* DA7219_ACCDET_STATUS_B = 0xC1 */ +#define DA7219_BUTTON_TYPE_STS_SHIFT 0 +#define DA7219_BUTTON_TYPE_STS_MASK (0xFF << 0) + +/* DA7219_ACCDET_IRQ_EVENT_A = 0xC2 */ +#define DA7219_E_JACK_INSERTED_SHIFT 0 +#define DA7219_E_JACK_INSERTED_MASK (0x1 << 0) +#define DA7219_E_JACK_REMOVED_SHIFT 1 +#define DA7219_E_JACK_REMOVED_MASK (0x1 << 1) +#define DA7219_E_JACK_DETECT_COMPLETE_SHIFT 2 +#define DA7219_E_JACK_DETECT_COMPLETE_MASK (0x1 << 2) + +/* DA7219_ACCDET_IRQ_EVENT_B = 0xC3 */ +#define DA7219_E_BUTTON_A_PRESSED_SHIFT 0 +#define DA7219_E_BUTTON_A_PRESSED_MASK (0x1 << 0) +#define DA7219_E_BUTTON_B_PRESSED_SHIFT 1 +#define DA7219_E_BUTTON_B_PRESSED_MASK (0x1 << 1) +#define DA7219_E_BUTTON_C_PRESSED_SHIFT 2 +#define DA7219_E_BUTTON_C_PRESSED_MASK (0x1 << 2) +#define DA7219_E_BUTTON_D_PRESSED_SHIFT 3 +#define DA7219_E_BUTTON_D_PRESSED_MASK (0x1 << 3) +#define DA7219_E_BUTTON_D_RELEASED_SHIFT 4 +#define DA7219_E_BUTTON_D_RELEASED_MASK (0x1 << 4) +#define DA7219_E_BUTTON_C_RELEASED_SHIFT 5 +#define DA7219_E_BUTTON_C_RELEASED_MASK (0x1 << 5) +#define DA7219_E_BUTTON_B_RELEASED_SHIFT 6 +#define DA7219_E_BUTTON_B_RELEASED_MASK (0x1 << 6) +#define DA7219_E_BUTTON_A_RELEASED_SHIFT 7 +#define DA7219_E_BUTTON_A_RELEASED_MASK (0x1 << 7) + +/* DA7219_ACCDET_IRQ_MASK_A = 0xC4 */ +#define DA7219_M_JACK_INSERTED_SHIFT 0 +#define DA7219_M_JACK_INSERTED_MASK (0x1 << 0) +#define DA7219_M_JACK_REMOVED_SHIFT 1 +#define DA7219_M_JACK_REMOVED_MASK (0x1 << 1) +#define DA7219_M_JACK_DETECT_COMPLETE_SHIFT 2 +#define DA7219_M_JACK_DETECT_COMPLETE_MASK (0x1 << 2) + +/* DA7219_ACCDET_IRQ_MASK_B = 0xC5 */ +#define DA7219_M_BUTTON_A_PRESSED_SHIFT 0 +#define DA7219_M_BUTTON_A_PRESSED_MASK (0x1 << 0) +#define DA7219_M_BUTTON_B_PRESSED_SHIFT 1 +#define DA7219_M_BUTTON_B_PRESSED_MASK (0x1 << 1) +#define DA7219_M_BUTTON_C_PRESSED_SHIFT 2 +#define DA7219_M_BUTTON_C_PRESSED_MASK (0x1 << 2) +#define DA7219_M_BUTTON_D_PRESSED_SHIFT 3 +#define DA7219_M_BUTTON_D_PRESSED_MASK (0x1 << 3) +#define DA7219_M_BUTTON_D_RELEASED_SHIFT 4 +#define DA7219_M_BUTTON_D_RELEASED_MASK (0x1 << 4) +#define DA7219_M_BUTTON_C_RELEASED_SHIFT 5 +#define DA7219_M_BUTTON_C_RELEASED_MASK (0x1 << 5) +#define DA7219_M_BUTTON_B_RELEASED_SHIFT 6 +#define DA7219_M_BUTTON_B_RELEASED_MASK (0x1 << 6) +#define DA7219_M_BUTTON_A_RELEASED_SHIFT 7 +#define DA7219_M_BUTTON_A_RELEASED_MASK (0x1 << 7) + +/* DA7219_ACCDET_CONFIG_1 = 0xC6 */ +#define DA7219_ACCDET_EN_SHIFT 0 +#define DA7219_ACCDET_EN_MASK (0x1 << 0) +#define DA7219_BUTTON_CONFIG_SHIFT 1 +#define DA7219_BUTTON_CONFIG_MASK (0x7 << 1) +#define DA7219_MIC_DET_THRESH_SHIFT 4 +#define DA7219_MIC_DET_THRESH_MASK (0x3 << 4) +#define DA7219_JACK_TYPE_DET_EN_SHIFT 6 +#define DA7219_JACK_TYPE_DET_EN_MASK (0x1 << 6) +#define DA7219_PIN_ORDER_DET_EN_SHIFT 7 +#define DA7219_PIN_ORDER_DET_EN_MASK (0x1 << 7) + +/* DA7219_ACCDET_CONFIG_2 = 0xC7 */ +#define DA7219_ACCDET_PAUSE_SHIFT 0 +#define DA7219_ACCDET_PAUSE_MASK (0x1 << 0) +#define DA7219_JACKDET_DEBOUNCE_SHIFT 1 +#define DA7219_JACKDET_DEBOUNCE_MASK (0x7 << 1) +#define DA7219_JACK_DETECT_RATE_SHIFT 4 +#define DA7219_JACK_DETECT_RATE_MASK (0x3 << 4) +#define DA7219_JACKDET_REM_DEB_SHIFT 6 +#define DA7219_JACKDET_REM_DEB_MASK (0x3 << 6) + +/* DA7219_ACCDET_CONFIG_3 = 0xC8 */ +#define DA7219_A_D_BUTTON_THRESH_SHIFT 0 +#define DA7219_A_D_BUTTON_THRESH_MASK (0xFF << 0) + +/* DA7219_ACCDET_CONFIG_4 = 0xC9 */ +#define DA7219_D_B_BUTTON_THRESH_SHIFT 0 +#define DA7219_D_B_BUTTON_THRESH_MASK (0xFF << 0) + +/* DA7219_ACCDET_CONFIG_5 = 0xCA */ +#define DA7219_B_C_BUTTON_THRESH_SHIFT 0 +#define DA7219_B_C_BUTTON_THRESH_MASK (0xFF << 0) + +/* DA7219_ACCDET_CONFIG_6 = 0xCB */ +#define DA7219_C_MIC_BUTTON_THRESH_SHIFT 0 +#define DA7219_C_MIC_BUTTON_THRESH_MASK (0xFF << 0) + +/* DA7219_ACCDET_CONFIG_7 = 0xCC */ +#define DA7219_BUTTON_AVERAGE_SHIFT 0 +#define DA7219_BUTTON_AVERAGE_MASK (0x3 << 0) +#define DA7219_ADC_1_BIT_REPEAT_SHIFT 2 +#define DA7219_ADC_1_BIT_REPEAT_MASK (0x3 << 2) +#define DA7219_PIN_ORDER_FORCE_SHIFT 4 +#define DA7219_PIN_ORDER_FORCE_MASK (0x1 << 4) +#define DA7219_JACK_TYPE_FORCE_SHIFT 5 +#define DA7219_JACK_TYPE_FORCE_MASK (0x1 << 5) + +/* DA7219_ACCDET_CONFIG_8 = 0xCD */ +#define DA7219_HPTEST_EN_SHIFT 0 +#define DA7219_HPTEST_EN_MASK (0x1 << 0) +#define DA7219_HPTEST_RES_SEL_SHIFT 1 +#define DA7219_HPTEST_RES_SEL_MASK (0x3 << 1) +#define DA7219_HPTEST_RES_SEL_1KOHMS (0x0 << 1) +#define DA7219_HPTEST_COMP_SHIFT 4 +#define DA7219_HPTEST_COMP_MASK (0x1 << 4) + + +#define DA7219_AAD_MAX_BUTTONS 4 +#define DA7219_AAD_REPORT_ALL_MASK (SND_JACK_MECHANICAL | \ + SND_JACK_HEADSET | SND_JACK_LINEOUT | \ + SND_JACK_BTN_0 | SND_JACK_BTN_1 | \ + SND_JACK_BTN_2 | SND_JACK_BTN_3) + +#define DA7219_AAD_MICBIAS_CHK_DELAY 10 +#define DA7219_AAD_MICBIAS_CHK_RETRIES 5 + +#define DA7219_AAD_HPTEST_RAMP_FREQ 0x28 +#define DA7219_AAD_HPTEST_PERIOD 65 + +enum da7219_aad_event_regs { + DA7219_AAD_IRQ_REG_A = 0, + DA7219_AAD_IRQ_REG_B, + DA7219_AAD_IRQ_REG_MAX, +}; + +/* Private data */ +struct da7219_aad_priv { + struct snd_soc_codec *codec; + int irq; + + u8 micbias_pulse_lvl; + u32 micbias_pulse_time; + + u8 btn_cfg; + + struct work_struct btn_det_work; + struct work_struct hptest_work; + + struct snd_soc_jack *jack; + bool jack_inserted; +}; + +/* AAD control */ +void da7219_aad_jack_det(struct snd_soc_codec *codec, struct snd_soc_jack *jack); + +/* Init/Exit */ +int da7219_aad_init(struct snd_soc_codec *codec); +void da7219_aad_exit(struct snd_soc_codec *codec); + +#endif /* __DA7219_AAD_H */ |