| /* ---------------------------------------------------------------------------- | |
| * ATMEL Microcontroller Software Support | |
| * ---------------------------------------------------------------------------- | |
| * Copyright (c) 2009, Atmel Corporation | |
| * | |
| * All rights reserved. | |
| * | |
| * Redistribution and use in source and binary forms, with or without | |
| * modification, are permitted provided that the following conditions are met: | |
| * | |
| * - Redistributions of source code must retain the above copyright notice, | |
| * this list of conditions and the disclaimer below. | |
| * | |
| * Atmel's name may not be used to endorse or promote products derived from | |
| * this software without specific prior written permission. | |
| * | |
| * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR | |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE | |
| * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, | |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, | |
| * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, | |
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| * ---------------------------------------------------------------------------- | |
| */ | |
| /** | |
| * \file | |
| * | |
| * Implementation WM8731 driver. | |
| * | |
| */ | |
| #ifndef WM8731_H | |
| #define WM8731_H | |
| #include "board.h" | |
| /*---------------------------------------------------------------------------- | |
| * Definitions | |
| *----------------------------------------------------------------------------*/ | |
| #define WM8731_CSB_STATE (0x0 << 0) | |
| /** Slave address */ | |
| //#define WM8731_SLAVE_ADDRESS 0x1a | WM8731_CSB_STATE*/ | |
| #define WM8731_SLAVE_ADDRESS 0x1b | |
| /** Reset register*/ | |
| #define WM8731_REG_RESET 0x0F | |
| /** Left Line in register*/ | |
| #define WM8731_REG_LEFT_lINEIN 0x0 | |
| /** Left line input volume control*/ | |
| #define WM8731_LINVOL_BITS (0x1f << 0) | |
| /** Left line input mute to ADC*/ | |
| #define WM8731_LINMUTE_BIT (0x1 << 7) | |
| /** Left to right channel line input volume and mute data load control*/ | |
| #define WM8731_LRINBOTH_BIT (0x0 << 8) | |
| /** Right Line in register*/ | |
| #define WM8731_REG_RIGHT_lINEIN 0x1 | |
| /** Right line input volume control*/ | |
| #define WM8731_RINVOL_BITS (0x1f << 0) | |
| /** Right line input mute to ADC*/ | |
| #define WM8731_RINMUTE_BIT (0x1 << 7) | |
| /** Right to right channel line input volume and mute data load control*/ | |
| #define WM8731_RLINBOTH_BIT (0x0 << 8) | |
| /** Left Headphone out register*/ | |
| #define WM8731_REG_LEFT_HPOUT 0x2 | |
| /** Left chnnel headphone output volume control*/ | |
| #define WM8731_LHPVOL_BITS (0x7f << 0) | |
| /** Left channel zero cross detect enable*/ | |
| #define WM8731_LZCEN_BIT (0x1 << 7) | |
| /** Left to right channel headphone volume, mute and zero cross data load control*/ | |
| #define WM8731_LRHPBOTH_BIT (0x1 << 8) | |
| /** Right Headphone out register*/ | |
| #define WM8731_REG_RIGHT_HPOUT 0x3 | |
| /** Right chnnel headphone output volume control*/ | |
| #define WM8731_RHPVOL_BITS (0x7f << 0) | |
| /** Right channel zero cross detect enable*/ | |
| #define WM8731_RZCEN_BIT (0x1 << 7) | |
| /** Right to right channel headphone volume, mute and zero cross data load control*/ | |
| #define WM8731_RLHPBOTH_BIT (0x1 << 8) | |
| /** Analogue audio path control register*/ | |
| #define WM8731_REG_ANALOGUE_PATH_CTRL 0x4 | |
| /** Digital audio path control register*/ | |
| #define WM8731_REG_DIGITAL_PATH_CTRL 0x5 | |
| /** Power down control register*/ | |
| #define WM8731_REG_PWDOWN_CTRL 0x6 | |
| /** LineIn power down*/ | |
| #define WM8731_LINEINPD_BIT (0x1 << 0) | |
| #define WM8731_ENABLE_LINEINPD (0x1 << 0) | |
| #define WM8731_DISABLE_LINEINPD (0x0 << 0) | |
| /** Mic power down*/ | |
| #define WM8731_MICPD_BIT (0x1 << 1) | |
| #define WM8731_ENABLE_MICPD (0x1 << 1) | |
| #define WM8731_DISABLE_MICPD (0x0 << 1) | |
| /** ADC power down*/ | |
| #define WM8731_ADCPD_BIT (0x1 << 2) | |
| #define WM8731_ENABLE_ADCPD (0x1 << 2) | |
| #define WM8731_DISABLE_ADCPD (0x0 << 2) | |
| /** DAC power down*/ | |
| #define WM8731_DACPD_BIT (0x1 << 3) | |
| #define WM8731_ENABLE_DACPD (0x1 << 3) | |
| #define WM8731_DISABLE_DACPD (0x0 << 3) | |
| /** OUT power down*/ | |
| #define WM8731_OUTPD_BIT (0x1 << 4) | |
| #define WM8731_ENABLE_OUTPD (0x1 << 4) | |
| #define WM8731_DISABLE_OUTPD (0x0 << 4) | |
| /** OSC power down*/ | |
| #define WM8731_OSCBIT (0x1 << 5) | |
| #define WM8731_ENABLE_OSCPD (0x1 << 5) | |
| #define WM8731_DISABLE_OSCPD (0x0 << 5) | |
| /** CLKOUT powerdown*/ | |
| #define WM8731_CLKOUTPD_BIT (0x1 << 6) | |
| #define WM8731_ENABLE_CLKOUTPD (0x1 << 6) | |
| #define WM8731_DISABLE_CLKOUTPD (0x0 << 6) | |
| /** Power off device*/ | |
| #define WM8731_POWEROFF_BIT (0x1 << 7) | |
| #define WM8731_DEV_POWER_OFF (0x1 << 7) | |
| #define WM8731_DEV_POWER_ON (0x0 << 7) | |
| /** Interface format register*/ | |
| #define WM8731_REG_DA_INTERFACE_FORMAT 0x7 | |
| /** Format*/ | |
| #define WM8731_FORMAT_BITS (0x3 << 0) | |
| #define WM8731_FORMAT_MSB_LEFT_JUSTIFIED (0x0 << 0) | |
| #define WM8731_FORMAT_MSB_RIGHT_JUSTIFIED (0x1 << 0) | |
| #define WM8731_FORMAT_I2S (0x2 << 0) | |
| #define WM8731_FORMAT_DSP (0x3 << 0) | |
| /** Input audio data bit length select*/ | |
| #define WM8731_IWL_BITS (0x3 << 2) | |
| #define WM8731_IWL_16_BIT (0x0 << 2) | |
| #define WM8731_IWL_20_BIT (0x1 << 2) | |
| #define WM8731_IWL_24_BIT (0x2 << 2) | |
| #define WM8731_IWL_32_BIT (0x3 << 2) | |
| /** DACLRC phase control*/ | |
| #define WM8731_IRP_BITS (0x1 << 4) | |
| /** DAC Left right clock swap*/ | |
| #define WM8731_IRSWAP_BIT (0x1 << 5) | |
| /** Master slave mode control*/ | |
| #define WM8731_MS_BIT (0x1 << 6) | |
| #define WM8731_ENABLE_MASTER_MODE (0x1 << 6) | |
| #define WM8731_ENABLE_SLAVE_MODE (0x0 << 6) | |
| /** Bit clock invert*/ | |
| #define WM8731_BCLKINV_BIT (0x1 << 7) | |
| /** Sampling control*/ | |
| #define WM8731_REG_SAMPLECTRL 0x8 | |
| /** Mode select, usb mode, normal mode*/ | |
| #define WM8731_USBNORMAL_BIT (0x1 << 0) | |
| #define WM8731_NORMAL_MODE (0x1 << 0) | |
| #define WM8731_USB_MODE (0x1 << 1) | |
| /** Base over-sampling rate*/ | |
| #define WM8731_BOSR_BIT (0x1 << 1) | |
| #define WM8731_USB_250FS (0x0 << 1) | |
| #define WM8731_USB_272FS (0x1 << 1) | |
| #define WM8731_NORMAL_256FS (0x0 << 1) | |
| #define WM8731_NORMAL_128_192_384_FS (0x1 << 1) | |
| /** Sample rate control*/ | |
| #define WM8731_SR_BITS (0xf << 2) | |
| #define WM8731_CLKIDIV2_BIT (0x1 << 6) | |
| #define WM8731_CLKODIV2_BIT (0x1 << 7) | |
| /** Active control register*/ | |
| #define WM8731_REG_ACTIVE_CTRL 0x9 | |
| /** Activate interface*/ | |
| #define WM8731_ACTIVE_BIT (0x1 << 0) | |
| #define WM8731_ACTIVE_INTERFACE_ACTIVE (0x1 << 1) | |
| #define WM8731_ACTIVE_INTERFACE_INACTIVE (0x0 << 1) | |
| /*---------------------------------------------------------------------------- | |
| * Exported functions | |
| *----------------------------------------------------------------------------*/ | |
| extern uint16_t WM8731_Read(Twid *pTwid, uint32_t dwDevice, uint32_t dwRegAddr); | |
| extern void WM8731_Write(Twid *pTwid, uint32_t dwDevice, uint32_t dwRegAddr, uint16_t uwData); | |
| extern uint8_t WM8731_DAC_Init(Twid *pTwid, uint32_t dwDevice); | |
| extern uint8_t WM8731_VolumeSet(Twid *pTwid, uint32_t dwDevice, uint16_t uwValue); | |
| #endif // WM8731_H | |