/* Enable DACs and audio output after a short delay */
void audiohw_postinit(void)
{
/* From app notes: allow Vref to stabilize to reduce clicks */
sleep(HZ);
/* 3. Enable DACs as required. */
wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR);
/* 4. Enable line and / or headphone output buffers as required. */
#if defined(MROBE_100) || defined(MPIO_HD200)
wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR |
PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1);
#else
wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR |
PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1 | PWRMGMT2_LOUT2 |
PWRMGMT2_ROUT2);
#endif
wmcodec_write(ADDITIONAL1, ADDITIONAL1_TSDEN | ADDITIONAL1_TOEN |
ADDITIONAL1_DMONOMIX_LLRR | ADDITIONAL1_VSEL_DEFAULT);
wmcodec_write(LEFTMIX1, LEFTMIX1_LD2LO | LEFTMIX1_LI2LO_DEFAULT);
wmcodec_write(RIGHTMIX2, RIGHTMIX2_RD2RO | RIGHTMIX2_RI2RO_DEFAULT);
#ifdef TOSHIBA_GIGABEAT_F
#ifdef HAVE_HARDWARE_BEEP
/* Single-ended mono input */
wmcodec_write(MONOMIX1, 0);
/* Route mono input to both outputs at 0dB */
wmcodec_write(LEFTMIX2, LEFTMIX2_MI2LO | LEFTMIX2_MI2LOVOL(2));
wmcodec_write(RIGHTMIX1, RIGHTMIX1_MI2RO | RIGHTMIX1_MI2ROVOL(2));
#endif
#endif
#ifdef MPIO_HD200
/* Crude fix for high pitch noise at startup
* I should find out what realy causes this
*/
wmcodec_write(LOUT1, LOUT1_BITS|0x7f);
wmcodec_write(ROUT1, ROUT1_BITS|0x7f);
wmcodec_write(LOUT1, LOUT1_BITS);
wmcodec_write(ROUT1, ROUT1_BITS);
#endif
/* lower power consumption */
wmcodec_write(PWRMGMT1, PWRMGMT1_VREF | PWRMGMT1_VMIDSEL_50K);
audiohw_mute(false);
#ifdef MROBE_100
/* enable headphone output */
GPIOL_OUTPUT_VAL &= ~0x10;
GPIOL_OUTPUT_EN |= 0x10;
#endif
}
/* Enable DACs and audio output after a short delay */
void audiohw_postinit(void)
{
/* From app notes: allow Vref to stabilize to reduce clicks */
sleep(HZ);
#ifdef AUDIOHW_HAVE_DEPTH_3D
wmcodec_set_bits(ENHANCE_3D, ENHANCE_3D_MODE3D_PLAYBACK);
#endif
/* 3. Enable DACs as required. */
wmcodec_set_bits(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR);
/* 4. Enable line and / or headphone output buffers as required. */
#if defined(GIGABEAT_F)
/* headphones + line-out */
wmcodec_set_bits(PWRMGMT2, PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1 |
PWRMGMT2_LOUT2 | PWRMGMT2_ROUT2);
#else
/* headphones */
wmcodec_set_bits(PWRMGMT2, PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1);
#endif
/* Full -0dB on the DACS */
wmcodec_set_bits(LEFTGAIN, 0xff);
wmcodec_set_bits(RIGHTGAIN, RIGHTGAIN_RDVU | 0xff);
/* Enable Thermal shutdown, Timeout when zero-crossing in use,
* set analog bias for 3.3V, monomix to DACR
*/
wmcodec_set_reg(ADDITIONAL1, ADDITIONAL1_TSDEN | ADDITIONAL1_TOEN |
ADDITIONAL1_DMONOMIX_LLRR | ADDITIONAL1_VSEL_DEFAULT);
/* Enable zero-crossing in out stage */
wmcodec_set_bits(LOUT1, LOUT1_LO1ZC);
wmcodec_set_bits(ROUT1, ROUT1_RO1ZC);
wmcodec_set_bits(LOUT2, LOUT2_LO2ZC);
wmcodec_set_bits(ROUT2, ROUT2_RO2ZC);
/* route signal from DAC to mixers */
wmcodec_set_bits(LEFTMIX1, LEFTMIX1_LD2LO);
wmcodec_set_bits(RIGHTMIX2, RIGHTMIX2_RD2RO);
#ifdef TOSHIBA_GIGABEAT_F
#ifdef HAVE_HARDWARE_BEEP
/* Single-ended mono input */
wmcodec_set_reg(MONOMIX1, 0x00);
/* Route mono input to both outputs at 0dB */
wmcodec_set_reg(LEFTMIX2, LEFTMIX2_MI2LO | LEFTMIX2_MI2LOVOL(2));
wmcodec_set_reg(RIGHTMIX1, RIGHTMIX1_MI2RO | RIGHTMIX1_MI2ROVOL(2));
#endif
#endif
/* lower power consumption */
wmcodec_set_masked(PWRMGMT1, PWRMGMT1_VMIDSEL_50K,
PWRMGMT1_VMIDSEL_MASK);
audiohw_mute(false);
#ifdef MROBE_100
/* enable headphone output */
GPIOL_OUTPUT_VAL &= ~0x10;
GPIOL_OUTPUT_EN |= 0x10;
#endif
#ifdef MPIO_HD200
/* enable headphone output */
or_l((1<<25),&GPIO1_OUT);
#endif
}
