xref: /openbmc/linux/include/sound/wm8960.h (revision c9015a17)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * wm8960.h  --  WM8960 Soc Audio driver platform data
4  */
5 
6 #ifndef _WM8960_PDATA_H
7 #define _WM8960_PDATA_H
8 
9 #define WM8960_DRES_400R 0
10 #define WM8960_DRES_200R 1
11 #define WM8960_DRES_600R 2
12 #define WM8960_DRES_150R 3
13 #define WM8960_DRES_MAX  3
14 
15 struct wm8960_data {
16 	bool capless;  /* Headphone outputs configured in capless mode */
17 
18 	bool shared_lrclk;  /* DAC and ADC LRCLKs are wired together */
19 
20 	/*
21 	 * Setup for headphone detection
22 	 *
23 	 * hp_cfg[0]: HPSEL[1:0] of R48 (Additional Control 4)
24 	 * hp_cfg[1]: {HPSWEN:HPSWPOL} of R24 (Additional Control 2).
25 	 * hp_cfg[2]: {TOCLKSEL:TOEN} of R23 (Additional Control 1).
26 	 */
27 	u32 hp_cfg[3];
28 
29 	/*
30 	 * Setup for gpio configuration
31 	 *
32 	 * gpio_cfg[0]: ALRCGPIO of R9 (Audio interface)
33 	 * gpio_cfg[1]: {GPIOPOL:GPIOSEL[2:0]} of R48 (Additional Control 4).
34 	 */
35 	u32 gpio_cfg[2];
36 };
37 
38 #endif
39