play_capture_ad9883.c

来自「1. 8623L平台」· C语言 代码 · 共 69 行

/*
 *
 * Copyright (c) 2001-2007 Sigma Designs, Inc. 
 * All Rights Reserved. Proprietary and Confidential.
 *
 */

/**
	@file   play_capture_AD9883.c
	@brief  device specific functions for play_capture_main application
	
	@author Christian Wolff Sean.Sekwon.Choi
*/

// to enable or disable the debug messages of this source file, put 1 or 0 below
#if 0
#define LOCALDBG ENABLE
#else
#define LOCALDBG DISABLE
#endif

#include "sample_os.h"
#define ALLOW_OS_CODE 1

#include "../rua/include/rua.h"
#include "../rua/include/rua_property.h"
#include "../dcc/include/dcc.h"
#include "../rmcore/include/rmstatustostring.h"
#include "../rmlibcw/include/rmlibcw.h"

#include "play_capture_AD9883.h"
#include "play_capture_i2c.h"

RMstatus init_capture_AD9883(
	struct RUA *pInstance, 
	struct capture_cmdline *capture_opt, 
//	struct local_cmdline *local_opt, 
	struct audio_cmdline *audio_opt, 
	RMuint8 dev, 
	RMuint8 delay)
{
	return RM_OK;
}

RMstatus tristate_AD9883(struct RUA *pInstance, 
			 RMuint8 delay, 
			 RMuint8 dev)
{
	struct instAD9883 {
		struct RUA *pRUA;
		RMuint32 I2CModuleID;  // emhwlib Module ID of the I2C bus access
		struct EMhwlibI2CDeviceParameter I2CDevice;
		RMuint8 BaseDevice;  // base device address of the device
	} inst;
	
	inst.pRUA = pInstance;
	inst.I2CModuleID = EMHWLIB_MODULE(I2C, 1);
	inst.I2CDevice.APIVersion = 1;
	inst.I2CDevice.Clock = GPIOId_Sys_0;
	inst.I2CDevice.Data = GPIOId_Sys_1;
	inst.I2CDevice.DevAddr = dev;
	inst.I2CDevice.Delay = delay;
	inst.I2CDevice.Speed = 100;
	inst.BaseDevice = dev;
	capsam_i2c_write(&inst, 0x0F, 0x4C); // power down AD9883A
	
	return RM_OK;
}