272 lines
6.8 KiB
C
272 lines
6.8 KiB
C
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/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <sound/soc.h>
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#include <linux/mfd/wcd9xxx/wcd9xxx-slimslave.h>
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#define SITAR_NUM_REGISTERS 0x400
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#define SITAR_MAX_REGISTER (SITAR_NUM_REGISTERS-1)
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#define SITAR_CACHE_SIZE SITAR_NUM_REGISTERS
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#define SITAR_1_X_ONLY_REGISTERS 3
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#define SITAR_2_HIGHER_ONLY_REGISTERS 3
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#define SITAR_REG_VAL(reg, val) {reg, 0, val}
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#define DEFAULT_DCE_STA_WAIT 55
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#define DEFAULT_DCE_WAIT 60000
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#define DEFAULT_STA_WAIT 5000
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#define STA 0
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#define DCE 1
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#define SITAR_JACK_BUTTON_MASK (SND_JACK_BTN_0 | SND_JACK_BTN_1 | \
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SND_JACK_BTN_2 | SND_JACK_BTN_3 | \
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SND_JACK_BTN_4 | SND_JACK_BTN_5 | \
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SND_JACK_BTN_6 | SND_JACK_BTN_7)
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extern const u8 sitar_reg_readable[SITAR_CACHE_SIZE];
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extern const u32 sitar_1_reg_readable[SITAR_1_X_ONLY_REGISTERS];
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extern const u32 sitar_2_reg_readable[SITAR_2_HIGHER_ONLY_REGISTERS];
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extern const u8 sitar_reg_defaults[SITAR_CACHE_SIZE];
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enum sitar_micbias_num {
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SITAR_MICBIAS1,
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SITAR_MICBIAS2,
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SITAR_MICBIAS3,
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SITAR_MICBIAS4,
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};
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enum sitar_pid_current {
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SITAR_PID_MIC_2P5_UA,
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SITAR_PID_MIC_5_UA,
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SITAR_PID_MIC_10_UA,
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SITAR_PID_MIC_20_UA,
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};
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struct sitar_reg_mask_val {
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u16 reg;
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u8 mask;
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u8 val;
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};
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enum sitar_mbhc_clk_freq {
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SITAR_MCLK_12P2MHZ = 0,
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SITAR_MCLK_9P6MHZ,
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SITAR_NUM_CLK_FREQS,
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};
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enum sitar_mbhc_analog_pwr_cfg {
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SITAR_ANALOG_PWR_COLLAPSED = 0,
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SITAR_ANALOG_PWR_ON,
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SITAR_NUM_ANALOG_PWR_CONFIGS,
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};
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enum sitar_mbhc_btn_det_mem {
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SITAR_BTN_DET_V_BTN_LOW,
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SITAR_BTN_DET_V_BTN_HIGH,
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SITAR_BTN_DET_N_READY,
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SITAR_BTN_DET_N_CIC,
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SITAR_BTN_DET_GAIN
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};
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struct sitar_mbhc_general_cfg {
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u8 t_ldoh;
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u8 t_bg_fast_settle;
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u8 t_shutdown_plug_rem;
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u8 mbhc_nsa;
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u8 mbhc_navg;
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u8 v_micbias_l;
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u8 v_micbias;
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u8 mbhc_reserved;
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u16 settle_wait;
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u16 t_micbias_rampup;
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u16 t_micbias_rampdown;
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u16 t_supply_bringup;
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} __packed;
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struct sitar_mbhc_plug_detect_cfg {
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u32 mic_current;
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u32 hph_current;
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u16 t_mic_pid;
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u16 t_ins_complete;
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u16 t_ins_retry;
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u16 v_removal_delta;
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u8 micbias_slow_ramp;
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u8 reserved0;
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u8 reserved1;
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u8 reserved2;
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} __packed;
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struct sitar_mbhc_plug_type_cfg {
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u8 av_detect;
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u8 mono_detect;
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u8 num_ins_tries;
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u8 reserved0;
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s16 v_no_mic;
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s16 v_av_min;
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s16 v_av_max;
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s16 v_hs_min;
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s16 v_hs_max;
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u16 reserved1;
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} __packed;
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struct sitar_mbhc_btn_detect_cfg {
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s8 c[8];
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u8 nc;
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u8 n_meas;
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u8 mbhc_nsc;
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u8 n_btn_meas;
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u8 n_btn_con;
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u8 num_btn;
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u8 reserved0;
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u8 reserved1;
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u16 t_poll;
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u16 t_bounce_wait;
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u16 t_rel_timeout;
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s16 v_btn_press_delta_sta;
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s16 v_btn_press_delta_cic;
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u16 t_btn0_timeout;
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s16 _v_btn_low[0]; /* v_btn_low[num_btn] */
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s16 _v_btn_high[0]; /* v_btn_high[num_btn] */
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u8 _n_ready[SITAR_NUM_CLK_FREQS];
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u8 _n_cic[SITAR_NUM_CLK_FREQS];
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u8 _gain[SITAR_NUM_CLK_FREQS];
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} __packed;
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struct sitar_mbhc_imped_detect_cfg {
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u8 _hs_imped_detect;
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u8 _n_rload;
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u8 _hph_keep_on;
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u8 _repeat_rload_calc;
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u16 _t_dac_ramp_time;
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u16 _rhph_high;
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u16 _rhph_low;
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u16 _rload[0]; /* rload[n_rload] */
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u16 _alpha[0]; /* alpha[n_rload] */
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u16 _beta[3];
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} __packed;
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struct sitar_mbhc_config {
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struct snd_soc_jack *headset_jack;
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struct snd_soc_jack *button_jack;
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bool read_fw_bin;
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/* void* calibration contains:
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* struct tabla_mbhc_general_cfg generic;
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* struct tabla_mbhc_plug_detect_cfg plug_det;
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* struct tabla_mbhc_plug_type_cfg plug_type;
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* struct tabla_mbhc_btn_detect_cfg btn_det;
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* struct tabla_mbhc_imped_detect_cfg imped_det;
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* Note: various size depends on btn_det->num_btn
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*/
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void *calibration;
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enum sitar_micbias_num micbias;
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int (*mclk_cb_fn) (struct snd_soc_codec*, int, bool);
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unsigned int mclk_rate;
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unsigned int gpio;
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unsigned int gpio_irq;
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int gpio_level_insert;
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};
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extern int sitar_hs_detect(struct snd_soc_codec *codec,
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const struct sitar_mbhc_config *cfg);
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#ifndef anc_header_dec
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struct anc_header {
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u32 reserved[3];
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u32 num_anc_slots;
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};
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#define anc_header_dec
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#endif
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extern int sitar_mclk_enable(struct snd_soc_codec *codec, int mclk_enable,
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bool dapm);
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/* Number of input and output Slimbus ports
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*/
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enum {
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SITAR_RX1 = 0,
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SITAR_RX2,
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SITAR_RX3,
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SITAR_RX4,
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SITAR_RX5,
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SITAR_RX_MAX,
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};
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enum {
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SITAR_TX1 = 0,
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SITAR_TX2,
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SITAR_TX3,
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SITAR_TX4,
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SITAR_TX5,
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SITAR_TX_MAX,
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};
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extern void *sitar_mbhc_cal_btn_det_mp(const struct sitar_mbhc_btn_detect_cfg
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*btn_det,
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const enum sitar_mbhc_btn_det_mem mem);
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#define SITAR_MBHC_CAL_SIZE(buttons, rload) ( \
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sizeof(enum sitar_micbias_num) + \
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sizeof(struct sitar_mbhc_general_cfg) + \
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sizeof(struct sitar_mbhc_plug_detect_cfg) + \
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((sizeof(s16) + sizeof(s16)) * buttons) + \
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sizeof(struct sitar_mbhc_plug_type_cfg) + \
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sizeof(struct sitar_mbhc_btn_detect_cfg) + \
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sizeof(struct sitar_mbhc_imped_detect_cfg) + \
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((sizeof(u16) + sizeof(u16)) * rload) \
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)
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#define SITAR_MBHC_CAL_GENERAL_PTR(cali) ( \
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(struct sitar_mbhc_general_cfg *) cali)
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#define SITAR_MBHC_CAL_PLUG_DET_PTR(cali) ( \
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(struct sitar_mbhc_plug_detect_cfg *) \
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&(SITAR_MBHC_CAL_GENERAL_PTR(cali)[1]))
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#define SITAR_MBHC_CAL_PLUG_TYPE_PTR(cali) ( \
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(struct sitar_mbhc_plug_type_cfg *) \
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&(SITAR_MBHC_CAL_PLUG_DET_PTR(cali)[1]))
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#define SITAR_MBHC_CAL_BTN_DET_PTR(cali) ( \
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(struct sitar_mbhc_btn_detect_cfg *) \
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&(SITAR_MBHC_CAL_PLUG_TYPE_PTR(cali)[1]))
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#define SITAR_MBHC_CAL_IMPED_DET_PTR(cali) ( \
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(struct sitar_mbhc_imped_detect_cfg *) \
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(((void *)&SITAR_MBHC_CAL_BTN_DET_PTR(cali)[1]) + \
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(SITAR_MBHC_CAL_BTN_DET_PTR(cali)->num_btn * \
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(sizeof(SITAR_MBHC_CAL_BTN_DET_PTR(cali)->_v_btn_low[0]) + \
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sizeof(SITAR_MBHC_CAL_BTN_DET_PTR(cali)->_v_btn_high[0])))) \
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)
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/* minimum size of calibration data assuming there is only one button and
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* one rload.
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*/
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#define SITAR_MBHC_CAL_MIN_SIZE ( \
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sizeof(struct sitar_mbhc_general_cfg) + \
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sizeof(struct sitar_mbhc_plug_detect_cfg) + \
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sizeof(struct sitar_mbhc_plug_type_cfg) + \
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sizeof(struct sitar_mbhc_btn_detect_cfg) + \
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sizeof(struct sitar_mbhc_imped_detect_cfg) + \
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(sizeof(u16) * 2))
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#define SITAR_MBHC_CAL_BTN_SZ(cfg_ptr) ( \
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sizeof(struct sitar_mbhc_btn_detect_cfg) + \
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(cfg_ptr->num_btn * (sizeof(cfg_ptr->_v_btn_low[0]) + \
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sizeof(cfg_ptr->_v_btn_high[0]))))
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#define SITAR_MBHC_CAL_IMPED_MIN_SZ ( \
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sizeof(struct sitar_mbhc_imped_detect_cfg) + \
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sizeof(u16) * 2)
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#define SITAR_MBHC_CAL_IMPED_SZ(cfg_ptr) ( \
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sizeof(struct sitar_mbhc_imped_detect_cfg) + \
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(cfg_ptr->_n_rload * (sizeof(cfg_ptr->_rload[0]) + \
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sizeof(cfg_ptr->_alpha[0]))))
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