wmplatformconfig.h

WM9713 audio codec driver for WinCE 5.0

#   define RESET_GPIO_MASK              GPIO_5
#   define RESET_GPIO_REG(_REG)         GPIO_REG_0_31(_REG)
#   define RESET_GPIO_ALTFN             0
#   define RESET_GPIO_ALTFN_MASK        GPIO_AF3(RESET_GPIO_NUM)
#   define RESET_GPIO_ALTFN_REG         GPIO_ALTFN_REG_0_15
#endif

/*
 * The MCLK setting - 13MHz.
 */
#ifndef WM_MCLK_FREQUENCY
/* #   define WM_MCLK_FREQUENCY 13000000   * 13MHz */
#   define WM_MCLK_FREQUENCY 12288000           /* corresponds to 48kHz */
#endif

/*
 * The default interface settings for HiFi in I2S.
 * Note: this doesn't affect AC'97.
 * 
 * WM_AUDIOIF_DEFAULT_HIFI_IS_MASTER    - TRUE for the codec to master the I2S,
 *                                        FALSE for the codec to be slave.
 * WM_AUDIOIF_DEFAULT_HIFI_FORMAT       - one of the WM_AUDIOIF_FORMAT constants.
 * WM_AUDIOIF_DEFAULT_HIFI_WIDTH        - one of the WM_AUDIOIF_WIDTH constants.
 * WM_AUDIOIF_DEFAULT_HIFI_FLAGS        - one or more of the WM_AUDIOIF_FLAGS constants.
 */
#define WM_AUDIOIF_DEFAULT_HIFI_IS_MASTER       FALSE
#define WM_AUDIOIF_DEFAULT_HIFI_FORMAT          WM_AUDIOIF_I2S
#define WM_AUDIOIF_DEFAULT_HIFI_WIDTH           WM_AUDIOIF_16BIT
#define WM_AUDIOIF_DEFAULT_HIFI_FLAGS           WM_AUDIOIF_FLAGS_NONE

/*
 * The default interface settings for Voice.
 * 
 * WM_AUDIOIF_DEFAULT_VOICE_IS_MASTER   - TRUE for the codec to master the SSP,
 *                                        FALSE for the codec to be slave.
 * WM_AUDIOIF_DEFAULT_VOICE_FORMAT      - one of the WM_AUDIOIF_FORMAT constants.
 * WM_AUDIOIF_DEFAULT_VOICE_WIDTH       - one of the WM_AUDIOIF_WIDTH constants.
 * WM_AUDIOIF_DEFAULT_VOICE_FLAGS       - one or more of the WM_AUDIOIF_FLAGS constants.
 */
#define WM_AUDIOIF_DEFAULT_VOICE_IS_MASTER      TRUE
#define WM_AUDIOIF_DEFAULT_VOICE_FORMAT         WM_AUDIOIF_DSP_MODE_A
#define WM_AUDIOIF_DEFAULT_VOICE_WIDTH          WM_AUDIOIF_16BIT
#define WM_AUDIOIF_DEFAULT_VOICE_FLAGS          WM_AUDIOIF_MONO

/*
 * Touch screen pen down GPIO configuration.
 */

/*
 * Define PEN_DETECT_GPIO_NUM to the GPIO number you are using.
 * Define PEN_DETECT_GPIO_MASK to the bitmask of the GPIO you are using.
 * Define PEN_DETECT_GPIO_REG(_REG) one of the following:
 *      GPIO_REG_0_31(_REG)     for GPIOs 0  - 31
 *      GPIO_REG_32_63(_REG)    for GPIOs 32 - 63
 *      GPIO_REG_64_95(_REG)    for GPIOs 64 - 95
 *      GPIO_REG_96_127(_REG)   for GPIOs 96 - 127
 */

/*
 * Lubbock pen detect configuration.
 */
#if WM_BOARD_LUBBOCK
#   if defined ( PALM_DBPXA250 )
#       define PEN_DETECT_GPIO_NUM          7
#       define PEN_DETECT_GPIO_MASK         GPIO_7
#       define PEN_DETECT_GPIO_REG(_REG)    GPIO_REG_0_31(_REG)
#   else
#       define PEN_DETECT_GPIO_NUM          4
#       define PEN_DETECT_GPIO_MASK         GPIO_4
#       define PEN_DETECT_GPIO_REG(_REG)    GPIO_REG_0_31(_REG)
#   endif
#endif

/*
 * MainstoneII pen detect configuration.
 * NOTE: By default we set up the pen down GPIO to use
 *       one of the FPGA IRQs on the MainstoneII. If
 *       you wish to use a GPIO on the PXA27X processor
 *       instead, define WM_MAINSTONEII_FPGA_PEN_DETECT
 *       as FALSE and configure the pen detect GPIO to
 *       the GPIO that you wish to use.
 */
#if WM_BOARD_MAINSTONEII

#   define WM_MAINSTONEII_FPGA_PEN_DETECT           TRUE

#   if WM_MAINSTONEII_FPGA_PEN_DETECT
        /*
         * On the Mainstone platform the Pendown signal can be routed to
         * two different IRQ pins.
         * If the WM Daughter Card is setup to route Pendown to the AC97
         * Interrupt define AC97IRQ as TRUE.
         * If the WM Daughter Card is setup to route Pendown to the PENIRQ
         * Interrupt define PENIRQ as TRUE.
         * Define the IRQ pin that you do not want to use as FALSE.
         */
#       define AC97IRQ                              FALSE
#       define PENIRQ                               TRUE
#       if AC97IRQ
#           define PEN_DETECT_GPIO_NUM      4
#       else
#           define PEN_DETECT_GPIO_NUM      5
#       endif

#   else /* WM_MAINSTONEII_FPGA_PEN_DETECT */
#       define PEN_DETECT_GPIO_NUM          15
#       define PEN_DETECT_GPIO_MASK         GPIO_15
#       define PEN_DETECT_GPIO_REG(_REG)    GPIO_REG_0_31(_REG)
#   endif /* WM_MAINSTONEII_FPGA_PEN_DETECT */
# endif /* WM_BOARD_MAINSTONEII */

/*
 * Statically allocated DMA Channel IDs 
 */
#define WMDMA_STEREO_OUT                0
#define WMDMA_STEREO_IN                 1
#define WMDMA_MONO_OUT                  2
#define WMDMA_VOICE_OUT                 3
#define WMDMA_VOICE_IN                  4
#define UNKNOWN_DMA_CHANNEL             -1


/* 
 * We do not support I2S on the Lubbock platform at the moment.
 */
#if WM_BOARD_LUBBOCK
#   undef WM_I2S
#   define WM_I2S                                   FALSE
#   undef WM8731
#   define WM8731                                   FALSE
#   undef WM8753
#   define WM8753                                   FALSE
#endif /* WM_BOARD_LUBBOCK */

/* 
 * We do not support Voice DAC on the Lubbock platform at the moment.
 */
#if WM_BOARD_LUBBOCK
#   undef WM_VOICE
#   define WM_VOICE                                 FALSE
#endif /* WM_BOARD_LUBBOCK */

/*
 * The Lubbock uses the WM9713 AMR card.
 */
#if WM_BOARD_LUBBOCK
#   undef WM9713_AMR_CARD
#   define WM9713_AMR_CARD                          TRUE
#endif /* WM_BOARD_LUBBOCK */


#if XLLP_AVAILABLE && XLLP_GPIO_AVAILABLE
    /*
     * There is code in Intel's XLLP layer to work with some Wolfson codecs.
     * However, our platform-layer code also has code for dealing with the
     * AC link.
     * 
     * While we work closely with Intel to make sure both our code and theirs
     * works, our code is more likely to have the latest changes to support
     * the newest Wolfson codecs.  Conversely, Intel's code is more likely
     * to have the latest patches for the XScale controllers.
     * 
     * To use the XLLP AC'97 code rather than the Wolfson AC'97 code, and hence
     * save a small amount of code space, define the constant WM_USE_XLLP_AC97
     * to TRUE.
     */
    #define WM_USE_XLLP_AC97                            FALSE

#else
    /* 
     * XLLP isn't supported, or doesn't have everything we need, 
     * so don't try to use it.
     */
#   define WM_USE_XLLP_AC97                         FALSE
#endif  /* XLLP_AVAILABLE */

/*
 * To use the XLLP DMA code, which dynamically allocates a DMA channel, 
 * rather than the Wolfson code which statically allocates a DMA channel, 
 * define the constant WM_USE_DYNAMIC_DMA_CHANNEL as TRUE.
 *
 * NOTE : For WinCE audio drivers this is only compatible with WaveDev2
 *        and should be defined as FALSE if Wavedev is being used.
 * NOTE : Dynamic DMA channel allocation is only supported on the BVDMAIN 
 *        and INTEL_DBPXA27X BSPs.
 */
#if defined (WM_BSP_BVDMAIN) || defined (WM_BSP_INTEL_DBPXA27X)
#   define WM_USE_DYNAMIC_DMA_CHANNEL TRUE
#else
#   define WM_USE_DYNAMIC_DMA_CHANNEL FALSE
#endif

/*
 * Amplifier definitions for Mainstone II.
 * Note : The mainstoneII amplifiers are very noisy.
 *        You have a choice of a loud thud if you allow them to
 *        be turned on and off or listening to board noise when
 *        the codec is not in use.
 *        For a loud thud - define WM_MAINSTONEII_AMP_CONTROL as
 *        TRUE.
 *        For board noise - define WM_MAINSTONEII_AMP_CONTROL as
 *        FALSE.
 *        We prefer to live with the board noise so define
 *        WM_MAINSTONEII_AMP_CONTROL to FALSE by default.
 */

#define WM_MAINSTONEII_AMP_CONTROL          FALSE

/*
 * Function prototypes
 */
#ifdef __cplusplus
extern "C" {
#endif

#ifdef __cplusplus
}   /* extern "C" */
#endif

#endif  /* __WMPLATFORMCONFIG_H__ */
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