1/*
2 * Platform data for Texas Instruments TLV320AIC3x codec
3 *
4 * Author: Jarkko Nikula <jarkko.nikula@bitmer.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef __TLV320AIC3x_H__
11#define __TLV320AIC3x_H__
12
13/* GPIO API */
14enum {
15	AIC3X_GPIO1_FUNC_DISABLED		= 0,
16	AIC3X_GPIO1_FUNC_AUDIO_WORDCLK_ADC	= 1,
17	AIC3X_GPIO1_FUNC_CLOCK_MUX		= 2,
18	AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV2		= 3,
19	AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV4		= 4,
20	AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV8		= 5,
21	AIC3X_GPIO1_FUNC_SHORT_CIRCUIT_IRQ	= 6,
22	AIC3X_GPIO1_FUNC_AGC_NOISE_IRQ		= 7,
23	AIC3X_GPIO1_FUNC_INPUT			= 8,
24	AIC3X_GPIO1_FUNC_OUTPUT			= 9,
25	AIC3X_GPIO1_FUNC_DIGITAL_MIC_MODCLK	= 10,
26	AIC3X_GPIO1_FUNC_AUDIO_WORDCLK		= 11,
27	AIC3X_GPIO1_FUNC_BUTTON_IRQ		= 12,
28	AIC3X_GPIO1_FUNC_HEADSET_DETECT_IRQ	= 13,
29	AIC3X_GPIO1_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ	= 14,
30	AIC3X_GPIO1_FUNC_ALL_IRQ		= 16
31};
32
33enum {
34	AIC3X_GPIO2_FUNC_DISABLED		= 0,
35	AIC3X_GPIO2_FUNC_HEADSET_DETECT_IRQ	= 2,
36	AIC3X_GPIO2_FUNC_INPUT			= 3,
37	AIC3X_GPIO2_FUNC_OUTPUT			= 4,
38	AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT	= 5,
39	AIC3X_GPIO2_FUNC_AUDIO_BITCLK		= 8,
40	AIC3X_GPIO2_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ = 9,
41	AIC3X_GPIO2_FUNC_ALL_IRQ		= 10,
42	AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_OR_AGC_IRQ = 11,
43	AIC3X_GPIO2_FUNC_HEADSET_OR_BUTTON_PRESS_OR_SHORT_CIRCUIT_IRQ = 12,
44	AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_IRQ	= 13,
45	AIC3X_GPIO2_FUNC_AGC_NOISE_IRQ		= 14,
46	AIC3X_GPIO2_FUNC_BUTTON_PRESS_IRQ	= 15
47};
48
49enum aic3x_micbias_voltage {
50	AIC3X_MICBIAS_OFF = 0,
51	AIC3X_MICBIAS_2_0V = 1,
52	AIC3X_MICBIAS_2_5V = 2,
53	AIC3X_MICBIAS_AVDDV = 3,
54};
55
56struct aic3x_setup_data {
57	unsigned int gpio_func[2];
58};
59
60struct aic3x_pdata {
61	int gpio_reset; /* < 0 if not used */
62	struct aic3x_setup_data *setup;
63
64	/* Selects the micbias voltage */
65	enum aic3x_micbias_voltage micbias_vg;
66};
67
68#endif
69