/*
* Platform data for WM8904
*
* Copyright 2009 Wolfson Microelectronics PLC.
*
* Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#ifndef __MFD_WM8994_PDATA_H__
#define __MFD_WM8994_PDATA_H__
/* Used to enable configuration of a GPIO to all zeros */
#define WM8904_GPIO_NO_CONFIG 0x8000
/*
* R6 (0x06) - Mic Bias Control 0
*/
#define WM8904_MICDET_THR_MASK 0x0070 /* MICDET_THR - [6:4] */
#define WM8904_MICDET_THR_SHIFT 4 /* MICDET_THR - [6:4] */
#define WM8904_MICDET_THR_WIDTH 3 /* MICDET_THR - [6:4] */
#define WM8904_MICSHORT_THR_MASK 0x000C /* MICSHORT_THR - [3:2] */
#define WM8904_MICSHORT_THR_SHIFT 2 /* MICSHORT_THR - [3:2] */
#define WM8904_MICSHORT_THR_WIDTH 2 /* MICSHORT_THR - [3:2] */
#define WM8904_MICDET_ENA 0x0002 /* MICDET_ENA */
#define WM8904_MICDET_ENA_MASK 0x0002 /* MICDET_ENA */
#define WM8904_MICDET_ENA_SHIFT 1 /* MICDET_ENA */
#define WM8904_MICDET_ENA_WIDTH 1 /* MICDET_ENA */
#define WM8904_MICBIAS_ENA 0x0001 /* MICBIAS_ENA */
#define WM8904_MICBIAS_ENA_MASK 0x0001 /* MICBIAS_ENA */
#define WM8904_MICBIAS_ENA_SHIFT 0 /* MICBIAS_ENA */
#define WM8904_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */
/*
* R7 (0x07) - Mic Bias Control 1
*/
#define WM8904_MIC_DET_FILTER_ENA 0x8000 /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_DET_FILTER_ENA_MASK 0x8000 /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_DET_FILTER_ENA_SHIFT 15 /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_DET_FILTER_ENA_WIDTH 1 /* MIC_DET_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA 0x4000 /* MIC_SHORT_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA_MASK 0x4000 /* MIC_SHORT_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA_SHIFT 14 /* MIC_SHORT_FILTER_ENA */
#define WM8904_MIC_SHORT_FILTER_ENA_WIDTH 1 /* MIC_SHORT_FILTER_ENA */
#define WM8904_MICBIAS_SEL_MASK 0x0007 /* MICBIAS_SEL - [2:0] */
#define WM8904_MICBIAS_SEL_SHIFT 0 /* MICBIAS_SEL - [2:0] */
#define WM8904_MICBIAS_SEL_WIDTH 3 /* MICBIAS_SEL - [2:0] */
/*
* R121 (0x79) - GPIO Control 1
*/
#define WM8904_GPIO1_PU 0x0020 /* GPIO1_PU */
#define WM8904_GPIO1_PU_MASK 0x0020 /* GPIO1_PU */
#define WM8904_GPIO1_PU_SHIFT 5 /* GPIO1_PU */
#define WM8904_GPIO1_PU_WIDTH 1 /* GPIO1_PU */
#define WM8904_GPIO1_PD 0x0010 /* GPIO1_PD */
#define WM8904_GPIO1_PD_MASK 0x0010 /* GPIO1_PD */
#define WM8904_GPIO1_PD_SHIFT 4 /* GPIO1_PD */
#define WM8904_GPIO1_PD_WIDTH 1 /* GPIO1_PD */
#define WM8904_GPIO1_SEL_MASK 0x000F /* GPIO1_SEL - [3:0] */
#define WM8904_GPIO1_SEL_SHIFT 0 /* GPIO1_SEL - [3:0] */
#define WM8904_GPIO1_SEL_WIDTH 4 /* GPIO1_SEL - [3:0] */
/*
* R122 (0x7A) - GPIO Control 2
*/
#define WM8904_GPIO2_PU 0x0020 /* GPIO2_PU */
#define WM8904_GPIO2_PU_MASK 0x0020 /* GPIO2_PU */
#define WM8904_GPIO2_PU_SHIFT 5 /* GPIO2_PU */
#define WM8904_GPIO2_PU_WIDTH 1 /* GPIO2_PU */
#define WM8904_GPIO2_PD 0x0010 /* GPIO2_PD */
#define WM8904_GPIO2_PD_MASK 0x0010 /* GPIO2_PD */
#define WM8904_GPIO2_PD_SHIFT 4 /* GPIO2_PD */
#define WM8904_GPIO2_PD_WIDTH 1 /* GPIO2_PD */
#define WM8904_GPIO2_SEL_MASK 0x000F /* GPIO2_SEL - [3:0] */
#define WM8904_GPIO2_SEL_SHIFT 0 /* GPIO2_SEL - [3:0] */
#define WM8904_GPIO2_SEL_WIDTH 4 /* GPIO2_SEL - [3:0] */
/*
* R123 (0x7B) - GPIO Control 3
*/
#define WM8904_GPIO3_PU 0x0020 /* GPIO3_PU */
#define WM8904_GPIO3_PU_MASK 0x0020 /* GPIO3_PU */
#define WM8904_GPIO3_PU_SHIFT 5 /* GPIO3_PU */
#define WM8904_GPIO3_PU_WIDTH 1 /* GPIO3_PU */
#define WM8904_GPIO3_PD 0x0010 /* GPIO3_PD */
#define WM8904_GPIO3_PD_MASK 0x0010 /* GPIO3_PD */
#define WM8904_GPIO3_PD_SHIFT 4 /* GPIO3_PD */
#define WM8904_GPIO3_PD_WIDTH 1 /* GPIO3_PD */
#define WM8904_GPIO3_SEL_MASK 0x000F /* GPIO3_SEL - [3:0] */
#define WM8904_GPIO3_SEL_SHIFT 0 /* GPIO3_SEL - [3:0] */
#define WM8904_GPIO3_SEL_WIDTH 4 /* GPIO3_SEL - [3:0] */
/*
* R124 (0x7C) - GPIO Control 4
*/
#define WM8904_GPI7_ENA 0x0200 /* GPI7_ENA */
#define WM8904_GPI7_ENA_MASK 0x0200 /* GPI7_ENA */
#define WM8904_GPI7_ENA_SHIFT 9 /* GPI7_ENA */
#define WM8904_GPI7_ENA_WIDTH 1 /* GPI7_ENA */
#define WM8904_GPI8_ENA 0x0100 /* GPI8_ENA */
#define WM8904_GPI8_ENA_MASK 0x0100 /* GPI8_ENA */
#define WM8904_GPI8_ENA_SHIFT 8 /* GPI8_ENA */
#define WM8904_GPI8_ENA_WIDTH 1 /* GPI8_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA 0x0080 /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA_MASK 0x0080 /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA_SHIFT 7 /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_MODE_ENA_WIDTH 1 /* GPIO_BCLK_MODE_ENA */
#define WM8904_GPIO_BCLK_SEL_MASK 0x000F /* GPIO_BCLK_SEL - [3:0] */
#define WM8904_GPIO_BCLK_SEL_SHIFT 0 /* GPIO_BCLK_SEL - [3:0] */
#define WM8904_GPIO_BCLK_SEL_WIDTH 4 /* GPIO_BCLK_SEL - [3:0] */
#define WM8904_MIC_REGS 2
#define WM8904_GPIO_REGS 4
#define WM8904_DRC_REGS 4
#define WM8904_EQ_REGS 25
/**
* DRC configurations are specified with a label and a set of register
* values to write (the enable bits will be ignored). At runtime an
* enumerated control will be presented for each DRC block allowing
* the user to choose the configration to use.
*
* Configurations may be generated by hand or by using the DRC control
* panel provided by the WISCE - see http://www.wolfsonmicro.com/wisce/
* for details.
*/
struct wm8904_drc_cfg {
const char *name;
u16 regs[WM8904_DRC_REGS];
};
/**
* ReTune Mobile configurations are specified with a label, sample
* rate and set of values to write (the enable bits will be ignored).
*
* Configurations are expected to be generated using the ReTune Mobile
* control panel in WISCE - see http://www.wolfsonmicro.com/wisce/
*/
struct wm8904_retune_mobile_cfg {
const char *name;
unsigned int rate;
u16 regs[WM8904_EQ_REGS];
};
struct wm8904_pdata {
int num_drc_cfgs;
struct wm8904_drc_cfg *drc_cfgs;
int num_retune_mobile_cfgs;
struct wm8904_retune_mobile_cfg *retune_mobile_cfgs;
u32 gpio_cfg[WM8904_GPIO_REGS];
u32 mic_cfg[WM8904_MIC_REGS];
};
#endif