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Integrate r29513 to v3.8 branch. Fixes FS#11973.

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git-svn-id: svn://svn.rockbox.org/rockbox/branches/v3_8@29514 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann 2011-03-03 20:58:50 +00:00
parent 488df30245
commit 57e272cf5d
2 changed files with 51 additions and 53 deletions
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100
firmware/drivers/audio/wm8975.c
View file

@ -48,7 +48,7 @@ const struct sound_settings_info audiohw_settings[] = {
#endif
};
static unsigned short wm8975_regs[] =
static unsigned short wm8975_regs[WM8975_NUM_REGISTERS] =
{
[LINVOL] = LINVOL_LZCEN | 23, /* 0dB */
[RINVOL] = RINVOL_RIVU | RINVOL_RZCEN | 23, /* 0dB */
@ -68,8 +68,10 @@ static unsigned short wm8975_regs[] =
static void wm8975_write(int reg, unsigned val)
{
wm8975_regs[reg] = val;
wmcodec_write(reg, val);
if (WM8975_NUM_REGISTERS > reg) {
wm8975_regs[reg] = val;
wmcodec_write(reg, val);
}
}
static void wm8975_write_and(int reg, unsigned bits)
@ -141,17 +143,13 @@ static void audiohw_mute(bool mute)
#ifdef IPOD_NANO2G
void audiohw_preinit(void)
{
wmcodec_write(RESET, RESET_RESET);
wm8975_write(RESET, RESET_RESET);
wmcodec_write(AINTFCE, AINTFCE_MS | AINTFCE_LRP_I2S_RLO
| AINTFCE_IWL_16BIT | AINTFCE_FORMAT_I2S);
wm8975_write(AINTFCE, AINTFCE_MS | AINTFCE_LRP_I2S_RLO
| AINTFCE_IWL_16BIT | AINTFCE_FORMAT_I2S);
#ifndef IPOD_NANO2G
wmcodec_write(SAMPCTRL, WM8975_44100HZ);
#endif
wmcodec_write(LOUTMIX1, LOUTMIX1_LD2LO | LOUTMIX1_LI2LOVOL(5));
wmcodec_write(ROUTMIX2, ROUTMIX2_RD2RO | ROUTMIX2_RI2ROVOL(5));
wm8975_write(LOUTMIX1, LOUTMIX1_LD2LO | LOUTMIX1_LI2LOVOL(5));
wm8975_write(ROUTMIX2, ROUTMIX2_RD2RO | ROUTMIX2_RI2ROVOL(5));
wm8975_write(PWRMGMT1, wm8975_regs[PWRMGMT1]);
wm8975_write(PWRMGMT2, wm8975_regs[PWRMGMT2]);
@ -164,11 +162,11 @@ void audiohw_postinit(void)
wm8975_write(PWRMGMT1, wm8975_regs[PWRMGMT1]);
audiohw_mute(false);
}
#else
#else /* !IPOD_NANO2G */
void audiohw_preinit(void)
{
/* POWER UP SEQUENCE */
wmcodec_write(RESET, RESET_RESET);
wm8975_write(RESET, RESET_RESET);
/* 2. Enable Vmid and VREF, quick startup. */
wm8975_write(PWRMGMT1, wm8975_regs[PWRMGMT1]);
@ -179,30 +177,26 @@ void audiohw_preinit(void)
/* 4. Enable DACs, line and headphone output buffers as required. */
wm8975_write(PWRMGMT2, wm8975_regs[PWRMGMT2]);
wmcodec_write(AINTFCE, AINTFCE_MS | AINTFCE_LRP_I2S_RLO
| AINTFCE_IWL_16BIT | AINTFCE_FORMAT_I2S);
wm8975_write(AINTFCE, AINTFCE_MS | AINTFCE_LRP_I2S_RLO
| AINTFCE_IWL_16BIT | AINTFCE_FORMAT_I2S);
wm8975_write(DAPCTRL, wm8975_regs[DAPCTRL] );
/* Still need to find out why this is neccessary */
#ifdef IPOD_NANO2G
wmcodec_write(SAMPCTRL, 0);
#else
wmcodec_write(SAMPCTRL, WM8975_44100HZ);
#endif
/* Set sample rate. */
wm8975_write(SAMPCTRL, WM8975_44100HZ);
/* set the volume to -6dB */
wmcodec_write(LOUT1VOL, LOUT1VOL_LO1ZC | IPOD_PCM_LEVEL);
wmcodec_write(ROUT1VOL, ROUT1VOL_RO1VU | ROUT1VOL_RO1ZC | IPOD_PCM_LEVEL);
wm8975_write(LOUT1VOL, LOUT1VOL_LO1ZC | IPOD_PCM_LEVEL);
wm8975_write(ROUT1VOL, ROUT1VOL_RO1VU | ROUT1VOL_RO1ZC | IPOD_PCM_LEVEL);
wmcodec_write(LOUTMIX1, LOUTMIX1_LD2LO| LOUTMIX1_LI2LOVOL(5));
wmcodec_write(LOUTMIX2, LOUTMIX2_RI2LOVOL(5));
wm8975_write(LOUTMIX1, LOUTMIX1_LD2LO| LOUTMIX1_LI2LOVOL(5));
wm8975_write(LOUTMIX2, LOUTMIX2_RI2LOVOL(5));
wmcodec_write(ROUTMIX1, ROUTMIX1_LI2ROVOL(5));
wmcodec_write(ROUTMIX2, ROUTMIX2_RD2RO| ROUTMIX2_RI2ROVOL(5));
wm8975_write(ROUTMIX1, ROUTMIX1_LI2ROVOL(5));
wm8975_write(ROUTMIX2, ROUTMIX2_RD2RO| ROUTMIX2_RI2ROVOL(5));
wmcodec_write(MOUTMIX1, 0);
wmcodec_write(MOUTMIX2, 0);
wm8975_write(MOUTMIX1, 0);
wm8975_write(MOUTMIX2, 0);
}
void audiohw_postinit(void)
@ -220,15 +214,15 @@ void audiohw_set_master_vol(int vol_l, int vol_r)
/* 0101111 == mute (0x2f) */
/* OUT1 */
wmcodec_write(LOUT1VOL, LOUT1VOL_LO1ZC | vol_l);
wmcodec_write(ROUT1VOL, ROUT1VOL_RO1VU | ROUT1VOL_RO1ZC | vol_r);
wm8975_write(LOUT1VOL, LOUT1VOL_LO1ZC | vol_l);
wm8975_write(ROUT1VOL, ROUT1VOL_RO1VU | ROUT1VOL_RO1ZC | vol_r);
}
void audiohw_set_lineout_vol(int vol_l, int vol_r)
{
/* OUT2 */
wmcodec_write(LOUT2VOL, LOUT2VOL_LO2ZC | vol_l);
wmcodec_write(ROUT2VOL, ROUT2VOL_RO2VU | ROUT2VOL_RO2ZC | vol_r);
wm8975_write(LOUT2VOL, LOUT2VOL_LO2ZC | vol_l);
wm8975_write(ROUT2VOL, ROUT2VOL_RO2VU | ROUT2VOL_RO2ZC | vol_r);
}
void audiohw_enable_lineout(bool enable)
@ -251,7 +245,7 @@ void audiohw_set_bass(int value)
if ((value >= -6) && (value <= 9)) {
/* We use linear bass control with 200 Hz cutoff */
wmcodec_write(BASSCTRL, regvalues[value + 6] | BASSCTRL_BC);
wm8975_write(BASSCTRL, regvalues[value + 6] | BASSCTRL_BC);
}
}
@ -263,7 +257,7 @@ void audiohw_set_treble(int value)
if ((value >= -6) && (value <= 9)) {
/* We use linear treble control with 4 kHz cutoff */
wmcodec_write(TREBCTRL, regvalues[value + 6] | TREBCTRL_TC);
wm8975_write(TREBCTRL, regvalues[value + 6] | TREBCTRL_TC);
}
}
@ -273,10 +267,10 @@ void audiohw_close(void)
audiohw_mute(true);
/* 2. Disable all output buffers. */
wmcodec_write(PWRMGMT2, 0x0);
wm8975_write(PWRMGMT2, 0x0);
/* 3. Switch off the power supplies. */
wmcodec_write(PWRMGMT1, 0x0);
wm8975_write(PWRMGMT1, 0x0);
}
/* Note: Disable output before calling this function */
@ -296,24 +290,24 @@ void audiohw_enable_recording(bool source_mic)
* the DACs disabled. Also the outputs shouldn't be disabled
* when recording from line in (dock connector) - needs testing. */
wm8975_regs[PWRMGMT2] &= ~(PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1
| PWRMGMT2_LOUT2 | PWRMGMT2_ROUT2);
| PWRMGMT2_LOUT2 | PWRMGMT2_ROUT2);
wm8975_write(PWRMGMT2, wm8975_regs[PWRMGMT2]);
wm8975_write_or(LINVOL, LINVOL_LINMUTE);
wm8975_write_or(RINVOL, RINVOL_RINMUTE);
wmcodec_write(ADDCTRL3, ADDCTRL3_VROI);
wm8975_write(ADDCTRL3, ADDCTRL3_VROI);
if (source_mic) {
wmcodec_write(ADDCTRL1, ADDCTRL1_VSEL_LOWBIAS | ADDCTRL1_DATSEL_RADC
| ADDCTRL1_TOEN);
wmcodec_write(ADCLPATH, 0);
wmcodec_write(ADCRPATH, ADCRPATH_RINSEL_RIN2 | ADCRPATH_RMICBOOST_20dB);
wm8975_write(ADDCTRL1, ADDCTRL1_VSEL_LOWBIAS | ADDCTRL1_DATSEL_RADC
| ADDCTRL1_TOEN);
wm8975_write(ADCLPATH, 0);
wm8975_write(ADCRPATH, ADCRPATH_RINSEL_RIN2 | ADCRPATH_RMICBOOST_20dB);
} else {
wmcodec_write(ADDCTRL1, ADDCTRL1_VSEL_LOWBIAS | ADDCTRL1_DATSEL_NORMAL
| ADDCTRL1_TOEN);
wmcodec_write(ADCLPATH, ADCLPATH_LINSEL_LIN1 | ADCLPATH_LMICBOOST_OFF);
wmcodec_write(ADCRPATH, ADCRPATH_RINSEL_RIN1 | ADCRPATH_RMICBOOST_OFF);
wm8975_write(ADDCTRL1, ADDCTRL1_VSEL_LOWBIAS | ADDCTRL1_DATSEL_NORMAL
| ADDCTRL1_TOEN);
wm8975_write(ADCLPATH, ADCLPATH_LINSEL_LIN1 | ADCLPATH_LMICBOOST_OFF);
wm8975_write(ADCRPATH, ADCRPATH_RINSEL_RIN1 | ADCRPATH_RMICBOOST_OFF);
}
wm8975_write_and(LINVOL, ~LINVOL_LINMUTE);
wm8975_write_and(RINVOL, ~RINVOL_RINMUTE);
@ -325,7 +319,7 @@ void audiohw_disable_recording(void)
wm8975_write_or(LINVOL, LINVOL_LINMUTE);
wm8975_write_or(RINVOL, RINVOL_RINMUTE);
wmcodec_write(ADDCTRL3, 0);
wm8975_write(ADDCTRL3, 0);
wm8975_regs[PWRMGMT2] |= PWRMGMT2_DACL | PWRMGMT2_DACR
| PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1
@ -361,12 +355,12 @@ void audiohw_set_monitor(bool enable)
if (enable) {
/* set volume to 0 dB */
wm8975_regs[LOUTMIX1] &= ~LOUTMIX1_LI2LOVOL_MASK;
wm8975_regs[LOUTMIX1] |= LOUTMIX1_LI2LOVOL(2);
wm8975_regs[LOUTMIX1] |= LOUTMIX1_LI2LOVOL(2);
wm8975_regs[ROUTMIX2] &= ~ROUTMIX2_RI2ROVOL_MASK;
wm8975_regs[ROUTMIX2] |= ROUTMIX2_RI2ROVOL(2);
wm8975_regs[ROUTMIX2] |= ROUTMIX2_RI2ROVOL(2);
/* set mux to line input */
wm8975_write_and(LOUTMIX1, ~7);
wm8975_write_and(ROUTMIX1, ~7);
wm8975_write_and(LOUTMIX1, ~LOUTMIX1_LMIXSEL_MASK);
wm8975_write_and(ROUTMIX1, ~ROUTMIX1_RMIXSEL_MASK);
/* enable bypass */
wm8975_write_or(LOUTMIX1, LOUTMIX1_LI2LO);
wm8975_write_or(ROUTMIX2, ROUTMIX2_RI2RO);

4
firmware/export/wm8975.h
View file

@ -236,6 +236,7 @@ extern void audiohw_enable_lineout(bool enable);
#define LOUTMIX1_LMIXSEL_LIN3 (2 << 0)
#define LOUTMIX1_LMIXSEL_LADCIN (3 << 0)
#define LOUTMIX1_LMIXSEL_DIFF (4 << 0)
#define LOUTMIX1_LMIXSEL_MASK (7 << 0)
#define LOUTMIX1_LI2LOVOL(x) ((x & 7) << 4)
#define LOUTMIX1_LI2LOVOL_MASK (7 << 4)
#define LOUTMIX1_LI2LO (1 << 7)
@ -253,6 +254,7 @@ extern void audiohw_enable_lineout(bool enable);
#define ROUTMIX1_RMIXSEL_RIN3 (2 << 0)
#define ROUTMIX1_RMIXSEL_RADCIN (3 << 0)
#define ROUTMIX1_RMIXSEL_DIFF (4 << 0)
#define ROUTMIX1_RMIXSEL_MASK (7 << 0)
#define ROUTMIX1_LI2ROVOL(x) ((x & 7) << 4)
#define ROUTMIX1_LI2ROVOL_MASK (7 << 4)
#define ROUTMIX1_LI2RO (1 << 7)
@ -290,6 +292,8 @@ extern void audiohw_enable_lineout(bool enable);
#define MOUTVOL_MASK 0x7f
#define MOUTVOL_MOZC (1 << 7)
#define WM8975_NUM_REGISTERS 0x2b
/* SAMPCTRL values for the supported samplerates: */
#define WM8975_8000HZ 0x4d