diff options
Diffstat (limited to 'include/sound')
| -rw-r--r-- | include/sound/wm8903.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/include/sound/wm8903.h b/include/sound/wm8903.h index b4a0db2307ef..86172cf4339f 100644 --- a/include/sound/wm8903.h +++ b/include/sound/wm8903.h @@ -37,6 +37,21 @@ #define WM8903_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */ /* + * WM8903_GPn_FN values + * + * See datasheets for list of valid values per pin + */ +#define WM8903_GPn_FN_GPIO_OUTPUT 0 +#define WM8903_GPn_FN_BCLK 1 +#define WM8903_GPn_FN_IRQ_OUTPT 2 +#define WM8903_GPn_FN_GPIO_INPUT 3 +#define WM8903_GPn_FN_MICBIAS_CURRENT_DETECT 4 +#define WM8903_GPn_FN_MICBIAS_SHORT_DETECT 5 +#define WM8903_GPn_FN_DMIC_LR_CLK_OUTPUT 6 +#define WM8903_GPn_FN_FLL_LOCK_OUTPUT 8 +#define WM8903_GPn_FN_FLL_CLOCK_OUTPUT 9 + +/* * R116 (0x74) - GPIO Control 1 */ #define WM8903_GP1_FN_MASK 0x1F00 /* GP1_FN - [12:8] */ @@ -231,6 +246,8 @@ #define WM8903_GP5_DB_SHIFT 0 /* GP5_DB */ #define WM8903_GP5_DB_WIDTH 1 /* GP5_DB */ +#define WM8903_NUM_GPIO 5 + struct wm8903_platform_data { bool irq_active_low; /* Set if IRQ active low, default high */ @@ -243,7 +260,8 @@ struct wm8903_platform_data { int micdet_delay; /* Delay after microphone detection (ms) */ - u32 gpio_cfg[5]; /* Default register values for GPIO pin mux */ + int gpio_base; + u32 gpio_cfg[WM8903_NUM_GPIO]; /* Default register values for GPIO pin mux */ }; #endif |