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Merged in masayuki2009/nuttx.nuttx/lc823450 (pull request #531)

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lc823450-xgevk audio support

* arch/arm/src/lc823450: Add IPL2 support

    Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

* configs/lc823450-xgevk: Add IPL2 support

    Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

* libc/audio: Fix compilation error in lib_buffer.c

    Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

* drivers/audio: Add WM8774 support

    Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

* arch/arm/src/lc823450: Add I2S support

    Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

* configs/lc823450-xgevk: Add WM8774 support

    Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>

Approved-by: Gregory Nutt <gnutt@nuttx.org>
This commit is contained in:
Masayuki Ishikawa
2017-11-08 12:25:13 +00:00
committed by Gregory Nutt
parent 7c5f329294
commit 51b19d5f38
18 changed files with 2486 additions and 11 deletions
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include/nuttx/audio/wm8776.h
+97
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/****************************************************************************
* include/nuttx/audio/wm8776.h
*
* Copyright (C) 2017 Sony Corporation. All rights reserved.
* Author: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS 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.
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_AUDIO_WM8776_H
#define __INCLUDE_NUTTX_AUDIO_WM8776_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdint.h>
#include <stdbool.h>
#include <nuttx/irq.h>
#ifdef CONFIG_AUDIO_WM8776
/****************************************************************************
* Public Types
****************************************************************************/
struct wm8776_lower_s;
struct wm8776_lower_s
{
/* I2C characterization */
uint32_t frequency; /* Initial I2C frequency */
uint8_t address; /* 7-bit I2C address (only bits 0-6 used) */
};
/****************************************************************************
* Public Data
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
struct i2c_master_s;
struct i2s_dev_s;
struct audio_lowerhalf_s;
FAR struct audio_lowerhalf_s *
wm8776_initialize(FAR struct i2c_master_s *i2c,
FAR struct i2s_dev_s *i2s,
FAR const struct wm8776_lower_s *lower);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* CONFIG_AUDIO_WM8776 */
#endif /* __INCLUDE_NUTTX_AUDIO_WM8776_H */