1 // SPDX-License-Identifier: GPL-2.0-only
11  * ------------
18  *   SPI 0 -> CS4245
21  *   I²S 1 -> CS4245
22  *   I²S 2 -> CS4361 (center/LFE)
23  *   I²S 3 -> CS4361 (surround)
24  *   I²S 4 -> CS4361 (front)
26  *   I²S ADC 1 <- CS4245
28  *   GPIO 3 <- ?
29  *   GPIO 4 <- headphone detect
30  *   GPIO 5 -> enable ADC analog circuit for the left channel
31  *   GPIO 6 -> enable ADC analog circuit for the right channel
32  *   GPIO 7 -> switch green rear output jack between CS4245 and the first
34  *   GPIO 8 -> enable output to speakers
38  *   input 0 <- mic
39  *   input 1 <- aux
40  *   input 2 <- front mic
41  *   input 4 <- line
42  *   DAC out -> headphones
43  *   aux out -> front panel headphones
59 	struct dg *data = chip->model_data;  in cs4245_write_spi()
64 	packet |= data->cs4245_shadow[reg];  in cs4245_write_spi()
76 	struct dg *data = chip->model_data;  in cs4245_read_spi()
95 	data->cs4245_shadow[addr] = oxygen_read8(chip, OXYGEN_SPI_DATA1);  in cs4245_read_spi()
100 int cs4245_shadow_control(struct oxygen *chip, enum cs4245_shadow_operation op)  in cs4245_shadow_control()  argument
102 	struct dg *data = chip->model_data;  in cs4245_shadow_control()
106 	for (addr = 1; addr < ARRAY_SIZE(data->cs4245_shadow); addr++) {  in cs4245_shadow_control()
107 		ret = (op == CS4245_SAVE_TO_SHADOW ?  in cs4245_shadow_control()
118 	struct dg *data = chip->model_data;  in cs4245_init()
128 	data->cs4245_shadow[CS4245_POWER_CTRL] = 0;  in cs4245_init()
129 	data->cs4245_shadow[CS4245_SIGNAL_SEL] =  in cs4245_init()
131 	data->cs4245_shadow[CS4245_DAC_CTRL_1] =  in cs4245_init()
133 	data->cs4245_shadow[CS4245_DAC_CTRL_2] =  in cs4245_init()
135 	data->cs4245_shadow[CS4245_ADC_CTRL] =  in cs4245_init()
137 	data->cs4245_shadow[CS4245_ANALOG_IN] =  in cs4245_init()
139 	data->cs4245_shadow[CS4245_PGA_B_CTRL] = 0;  in cs4245_init()
140 	data->cs4245_shadow[CS4245_PGA_A_CTRL] = 0;  in cs4245_init()
141 	data->cs4245_shadow[CS4245_DAC_A_CTRL] = 8;  in cs4245_init()
142 	data->cs4245_shadow[CS4245_DAC_B_CTRL] = 8;  in cs4245_init()
145 	snd_component_add(chip->card, "CS4245");  in cs4245_init()
150 	struct dg *data = chip->model_data;  in dg_init()
152 	data->output_sel = PLAYBACK_DST_HP_FP;  in dg_init()
153 	data->input_sel = CAPTURE_SRC_MIC;  in dg_init()
158 	/* anti-pop delay, wait some time before enabling the output */  in dg_init()
184 	struct dg *data = chip->model_data;  in set_cs4245_dac_params()
188 	dac_ctrl = data->cs4245_shadow[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;  in set_cs4245_dac_params()
189 	mclk_freq = data->cs4245_shadow[CS4245_MCLK_FREQ] & ~CS4245_MCLK1_MASK;  in set_cs4245_dac_params()
200 	data->cs4245_shadow[CS4245_DAC_CTRL_1] = dac_ctrl;  in set_cs4245_dac_params()
201 	data->cs4245_shadow[CS4245_MCLK_FREQ] = mclk_freq;  in set_cs4245_dac_params()
209 	struct dg *data = chip->model_data;  in set_cs4245_adc_params()
213 	adc_ctrl = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;  in set_cs4245_adc_params()
214 	mclk_freq = data->cs4245_shadow[CS4245_MCLK_FREQ] & ~CS4245_MCLK2_MASK;  in set_cs4245_adc_params()
225 	data->cs4245_shadow[CS4245_ADC_CTRL] = adc_ctrl;  in set_cs4245_adc_params()
226 	data->cs4245_shadow[CS4245_MCLK_FREQ] = mclk_freq;  in set_cs4245_adc_params()
237 		return (value << (shift_to - shift_from)) & mask;  in shift_bits()
239 		return (value >> (shift_from - shift_to)) & mask;  in shift_bits()
245 	struct dg *data = chip->model_data;  in adjust_dg_dac_routing()
247 	switch (data->output_sel) {  in adjust_dg_dac_routing()
277 	struct dg *data = chip->model_data;  in dump_cs4245_registers()
282 	for (addr = 1; addr < ARRAY_SIZE(data->cs4245_shadow); addr++)  in dump_cs4245_registers()
283 		snd_iprintf(buffer, " %02x", data->cs4245_shadow[addr]);  in dump_cs4245_registers()