wm8775_test.c

sigma_designs的tuner驱动

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define ALLOW_OS_CODE 1
#include "rmdef/rmdef.h"
#include "llad/include/gbus.h"
#include "emhwlib_hal/include/emhwlib_registers.h"
#include "emhwlib_hal/i2c/include/i2c_hal.h"
#include "../helper/helper.h"

#include "wm8775.h"

#define APP_VERSION 	"wm8775-0.1"



static void show_cmdline(char* argv)
{
	printf("H - help\n");
	return;
}

int main( int argc, char* argv[] )
{
	struct llad* 	pLLAD;
	RMvoid* 	pGBus;
	struct i2c	i2cConfig;
	
	WM8775_CONFIG	wmConfig;

	RMstatus s;
	int argi = 1;
		
	printf("\n");
	printf("Sigma Designs ");
       	printf(APP_VERSION);	
	printf(" (c) 2005\n");
	printf("----------------------------------------------\n");

	if( (s = mum_init( 0, &pLLAD, &pGBus)) != RM_OK )
	{
		printf("main !mum_init FAILED %d\ncheck your 86xx driver\n", s);
		exit(s);
	}
	
	/* I'm only going to use 1 I2c bus, but you can have multiple linked to different tuners */	
	memset(&i2cConfig, 0, sizeof(struct i2c) );
	i2cConfig.pGBus = pGBus;
	i2cConfig.PioClock = 0;
	i2cConfig.PioData = 1;
	i2cConfig.RegBase = REG_BASE_system_block;
	i2cConfig.DelayUs = 0x8010;  // for emi2c, this will use default, for i2c_hal, set to 10
				// +10 for slow i2c bus
	
	
	memset(&wmConfig, 0, sizeof(WM8775_CONFIG));
	wmConfig.pI2Cal_Context = (I2CAL_CONTEXT *)&i2cConfig;
	wmConfig.uI2CAddress = 0x34;
	
	
	if( argc <= 1 )
	{
		show_cmdline(argv[0]);
		goto main_exit;
	}
	else	
	{		
		while( argi < argc )
		{
			RMstatus s = RM_ERROR;
			RMuint8 u8;
			//RMuint32 addx;

			printf("\nCommand Issued: ");
			switch( argv[argi][0] )
			{
			default:
			case 'H':
				show_cmdline(argv[0]);
				goto main_exit;
				break;
				
			case 'R':
				printf("Reset\n");
				s = wm8775_reset(&wmConfig);
				break;
				
			case 'D':
				if(argv[argi][1] == '1')
				{
					printf("Power Down\n");
					s = wm8775_powerDown(&wmConfig, 1);
				}
				else
				{
					printf("Power Up\n");
					s = wm8775_powerDown(&wmConfig, 0);
				}
				break;
			
			case 'C':
				printf("Configuration\n");
				switch( argv[argi][1] )
				{
				case '1':
					printf("Slave Mode, 256fs");
					if( (s = wm8775_mode(&wmConfig, 0, wm8775_adc_256fs, 0)) != RM_OK )
						break;
					printf("I2S, 24bit\n");
					s = wm8775_audioInterface(&wmConfig, wm8775_if_i2s, 0, wm8775_wl_24bit, 0);
					break;
				
				case '2':
				default:
					printf("Configuration List\n");
					break;
				}
				break;
			
			case 'I':
				printf("Input ");
				u8 = atoi(argv[argi] + 1) & 0xFF;
				printf("%d\n", u8);
				s = wm8775_inputMuxControl(&wmConfig, u8, 0, 0, 0);
				break;
				
			case 'G':
				printf("Gain L+R\n");
				u8 = atoi(argv[argi] + 1) & 0xFF;
				s = wm8775_gain(&wmConfig, u8, u8, 0, 0);
				break;
				
			} // end switch
			argi++;
			printf("Command status = %d,  RM_OK = %c\n\n", s, (s==RM_OK)?'y':'n');
		} //end while
	}
	
main_exit:
	mum_exit(pGBus, pLLAD);
	return 0;
}