/*
*
* aic3204_test( )
*
* Test different configurations of the AIC3204
*/
Int16 aic3204_test( )
{
/* Set A20_MODE for GPIO mode */
CSL_FINST(CSL_SYSCTRL_REGS->EBSR, SYS_EBSR_A20_MODE, MODE1);
/* Use GPIO to enable AIC3204 chip */
USBSTK5505_GPIO_init();
USBSTK5505_GPIO_setDirection(GPIO26, GPIO_OUT);
USBSTK5505_GPIO_setOutput( GPIO26, 1 ); // Take AIC3201 chip out of reset
/* Initialize I2C */
USBSTK5505_I2C_init( );
/* Codec tests */
printf( " -> 1 KHz Tone on Headphone.\n" );
if ( aic3204_tone_headphone( ) ) // Output test
return 1;
USBSTK5505_wait( 100 ); // Wait
printf( "<-> Audio Loopback from Stereo IN --> to HP OUT\n" );
if ( aic3204_loop_linein( ) ) // Loop test
return 3;
USBSTK5505_GPIO_setOutput( GPIO26, 0 ); // Disable AIC3204
return 0;
}
/*
*
* aic3204_test( )
*
* Test different configurations of the AIC3204
*/
Int16 aic3204_test( )
{
/* Initialize I2C */
EZDSP5535_I2C_init( );
EZDSP5535_wait( 100 ); // Wait
printf( "<-> Audio Loopback from Stereo IN --> to HP OUT\n" );
if ( aic3204_loop_linein( ) ) // Loop test
return 3;
return 0;
}
