diff options
Diffstat (limited to 'kernel/include/sound/wm8962.h')
-rw-r--r-- | kernel/include/sound/wm8962.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/kernel/include/sound/wm8962.h b/kernel/include/sound/wm8962.h new file mode 100644 index 000000000..0af7c1674 --- /dev/null +++ b/kernel/include/sound/wm8962.h @@ -0,0 +1,61 @@ +/* + * wm8962.h -- WM8962 Soc Audio driver platform data + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _WM8962_PDATA_H +#define _WM8962_PDATA_H + +#define WM8962_MAX_GPIO 6 + +/* Use to set GPIO default values to zero */ +#define WM8962_GPIO_SET 0x10000 + +#define WM8962_GPIO_FN_CLKOUT 0 +#define WM8962_GPIO_FN_LOGIC 1 +#define WM8962_GPIO_FN_SDOUT 2 +#define WM8962_GPIO_FN_IRQ 3 +#define WM8962_GPIO_FN_THERMAL 4 +#define WM8962_GPIO_FN_PLL2_LOCK 6 +#define WM8962_GPIO_FN_PLL3_LOCK 7 +#define WM8962_GPIO_FN_FLL_LOCK 9 +#define WM8962_GPIO_FN_DRC_ACT 10 +#define WM8962_GPIO_FN_WSEQ_DONE 11 +#define WM8962_GPIO_FN_ALC_NG_ACT 12 +#define WM8962_GPIO_FN_ALC_PEAK_LIMIT 13 +#define WM8962_GPIO_FN_ALC_SATURATION 14 +#define WM8962_GPIO_FN_ALC_LEVEL_THR 15 +#define WM8962_GPIO_FN_ALC_LEVEL_LOCK 16 +#define WM8962_GPIO_FN_FIFO_ERR 17 +#define WM8962_GPIO_FN_OPCLK 18 +#define WM8962_GPIO_FN_DMICCLK 19 +#define WM8962_GPIO_FN_DMICDAT 20 +#define WM8962_GPIO_FN_MICD 21 +#define WM8962_GPIO_FN_MICSCD 22 + +struct wm8962_pdata { + struct clk *mclk; + int gpio_base; + u32 gpio_init[WM8962_MAX_GPIO]; + + /* Setup for microphone detection, raw value to be written to + * R48(0x30) - only microphone related bits will be updated. + * Detection may be enabled here for use with signals brought + * out on the GPIOs. */ + u32 mic_cfg; + + bool irq_active_low; + + bool spk_mono; /* Speaker outputs tied together as mono */ + + /** + * This flag should be set if one or both IN4 inputs is wired + * in a DC measurement configuration. + */ + bool in4_dc_measure; +}; + +#endif |