diff options
Diffstat (limited to 'src/drivers/i2c/da7219/chip.h')
-rw-r--r-- | src/drivers/i2c/da7219/chip.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/drivers/i2c/da7219/chip.h b/src/drivers/i2c/da7219/chip.h new file mode 100644 index 0000000000..823b940e67 --- /dev/null +++ b/src/drivers/i2c/da7219/chip.h @@ -0,0 +1,106 @@ +#include <arch/acpi_device.h> + +/* + * Dialog Semiconductor DA7219 Audio Codec devicetree bindings + * linux/Documentation/devicetree/bindings/sound/da7219.txt + */ +struct drivers_i2c_da7219_config { + /* Interrupt configuration */ + struct acpi_irq irq; + + /* I2C Bus Frequency in Hertz (default 400kHz) */ + unsigned bus_speed; + + /* + * micbias-lvl : Voltage (mV) for Mic Bias + * [<1600>, <1800>, <2000>, <2200>, <2400>, <2600>] + */ + unsigned micbias_lvl; + + /* + * mic-amp-in-sel : Mic input source type + * ["diff", "se_p", "se_n"] + */ + const char *mic_amp_in_sel; + + /* + * Properties for da7219_aad child node + */ + + /* + * micbias-pulse-lvl : Mic bias higher voltage pulse level (mV) + * [<2800>, <2900>] + */ + unsigned micbias_pulse_lvl; + + /* + * micbias-pulse-time : Mic bias higher voltage pulse duration (ms) + */ + unsigned micbias_pulse_time; + + /* + * btn-cfg : Periodic button press measurements for 4-pole jack (ms) + * [<2>, <5>, <10>, <50>, <100>, <200>, <500>] + */ + unsigned btn_cfg; + + /* + * mic-det-thr : Impedance threshold for mic detection measurement (Ohms) + * [<200>, <500>, <750>, <1000>] + */ + unsigned mic_det_thr; + + /* + * jack-ins-deb : Debounce time for jack insertion (ms) + * [<5>, <10>, <20>, <50>, <100>, <200>, <500>, <1000>] + */ + unsigned jack_ins_deb; + + /* + * jack-det-rate : Jack type detection latency (3/4 pole) + * ["32ms_64ms", "64ms_128ms", "128ms_256ms", "256ms_512ms"] + */ + const char *jack_det_rate; + + /* + * jack-rem-deb : Debounce time for jack removal (ms) + * [<1>, <5>, <10>, <20>] + */ + unsigned jack_rem_deb; + + /* + * a-d-btn-thr : Impedance threshold between buttons A and D + * [0x0 - 0xFF] + */ + unsigned a_d_btn_thr; + + /* + * d-b-btn-thr : Impedance threshold between buttons D and B + * [0x0 - 0xFF] + */ + unsigned d_b_btn_thr; + + /* + * b-c-btn-thr : Impedance threshold between buttons B and C + * [0x0 - 0xFF] + */ + unsigned b_c_btn_thr; + + /* + * c-mic-btn-thr : Impedance threshold between button C and Mic + * [0x0 - 0xFF] + */ + unsigned c_mic_btn_thr; + + /* + * btn-avg : Number of 8-bit readings for averaged button measurement + * [<1>, <2>, <4>, <8>] + */ + unsigned btn_avg; + + /* + * adc-1bit-rpt : Repeat count for 1-bit button measurement + * [<1>, <2>, <4>, <8>] + */ + unsigned adc_1bit_rpt; +}; |