From 1d7ebdfe268b7c1ff7aeb187491dee5ae1940208 Mon Sep 17 00:00:00 2001 From: Marcoen Hirschberg Date: Fri, 20 Oct 2006 17:12:42 +0000 Subject: generalise the wolfson codec code a bit git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11277 a1c6a512-1295-4272-9138-f99709370657 --- firmware/SOURCES | 15 +- firmware/drivers/wm8731l.c | 153 +++----------------- firmware/drivers/wm8758.c | 128 +++++------------ firmware/drivers/wm8975.c | 122 ++++------------ firmware/export/wmcodec.h | 23 +++ .../target/arm/gigabeat/meg-fx/wmcodec-meg-fx.c | 61 ++++++++ firmware/target/arm/wmcodec-pp.c | 156 +++++++++++++++++++++ 7 files changed, 337 insertions(+), 321 deletions(-) create mode 100644 firmware/export/wmcodec.h create mode 100644 firmware/target/arm/gigabeat/meg-fx/wmcodec-meg-fx.c create mode 100644 firmware/target/arm/wmcodec-pp.c diff --git a/firmware/SOURCES b/firmware/SOURCES index 62e1fd0853..3c293492f4 100644 --- a/firmware/SOURCES +++ b/firmware/SOURCES @@ -199,7 +199,7 @@ descramble.S #endif #if defined(HAVE_UDA1380) && !defined(SIMULATOR) drivers/uda1380.c -#elif defined(HAVE_WM8975) && !defined(SIMULATOR) +#elif (defined(HAVE_WM8975) || defined(HAVE_WM8751)) && !defined(SIMULATOR) drivers/wm8975.c #elif defined(HAVE_WM8758) && !defined(SIMULATOR) drivers/wm8758.c @@ -233,6 +233,7 @@ drivers/m5636.c target/arm/sandisk/sansa-e200/ata-e200.c target/arm/sandisk/sansa-e200/lcd-e200.c target/arm/sandisk/sansa-e200/adc-e200.c +target/arm/wmcodec-pp.c #endif #ifdef IAUDIO_X5 @@ -268,6 +269,7 @@ target/arm/iriver/h10/power-h10.c target/arm/iriver/h10/usb-h10.c target/arm/iriver/h10/lcd-h10_20gb.c target/arm/iriver/h10/adc-h10.c +target/arm/wmcodec-pp.c #endif #endif @@ -280,6 +282,7 @@ target/arm/iriver/h10/power-h10.c target/arm/iriver/h10/usb-h10.c target/arm/iriver/h10/lcd-h10_5gb.c target/arm/iriver/h10/adc-h10.c +target/arm/wmcodec-pp.c #endif #endif @@ -295,6 +298,8 @@ target/arm/gigabeat/meg-fx/sc606-meg-fx.c target/arm/gigabeat/meg-fx/adc-meg-fx.c drivers/generic_i2c.c target/arm/gigabeat/meg-fx/i2c-meg-fx.c +target/arm/gigabeat/meg-fx/mmu-meg-fx.c +target/arm/gigabeat/meg-fx/wmcodec-meg-fx.c #endif #endif @@ -307,6 +312,7 @@ target/arm/tatung/tpj1022/power-tpj1022.c target/arm/tatung/tpj1022/usb-tpj1022.c target/arm/tatung/tpj1022/lcd-tpj1022.c target/arm/tatung/tpj1022/adc-tpj1022.c +target/arm/wmcodec-pp.c #endif #endif @@ -320,6 +326,7 @@ target/arm/ipod/backlight-4g_color.c target/arm/ipod/button-clickwheel.c target/arm/ipod/power-ipod.c target/arm/ipod/usb-ipod.c +target/arm/wmcodec-pp.c #endif #endif @@ -333,6 +340,7 @@ target/arm/ipod/backlight-4g_color.c target/arm/ipod/button-clickwheel.c target/arm/ipod/power-ipod.c target/arm/ipod/usb-ipod.c +target/arm/wmcodec-pp.c #endif #endif @@ -346,6 +354,7 @@ target/arm/ipod/backlight-nano_video.c target/arm/ipod/button-clickwheel.c target/arm/ipod/power-ipod.c target/arm/ipod/usb-ipod.c +target/arm/wmcodec-pp.c #endif #endif @@ -359,6 +368,7 @@ target/arm/ipod/button-clickwheel.c target/arm/ipod/power-ipod.c target/arm/ipod/usb-ipod.c drivers/lcd-ipodvideo.c +target/arm/wmcodec-pp.c #endif #endif @@ -372,6 +382,7 @@ target/arm/ipod/3g/backlight-3g.c target/arm/ipod/3g/button-3g.c target/arm/ipod/power-ipod.c target/arm/ipod/usb-ipod.c +target/arm/wmcodec-pp.c #endif #endif @@ -385,6 +396,7 @@ target/arm/ipod/backlight-mini1g_mini2g.c target/arm/ipod/button-mini1g.c target/arm/ipod/power-ipod.c target/arm/ipod/usb-ipod.c +target/arm/wmcodec-pp.c #endif #endif @@ -399,5 +411,6 @@ target/arm/ipod/backlight-mini1g_mini2g.c target/arm/ipod/button-clickwheel.c target/arm/ipod/power-ipod.c target/arm/ipod/usb-ipod.c +target/arm/wmcodec-pp.c #endif #endif diff --git a/firmware/drivers/wm8731l.c b/firmware/drivers/wm8731l.c index 71ccfdb4f6..be9bf14099 100644 --- a/firmware/drivers/wm8731l.c +++ b/firmware/drivers/wm8731l.c @@ -37,34 +37,21 @@ #include "buffer.h" #include "audio.h" -#include "i2c-pp5002.h" +#include "wmcodec.h" #include "wm8731l.h" -#include "pcf50605.h" #define IPOD_PCM_LEVEL 0x65 /* -6dB */ -void wm8731_write(int reg, int data) -{ -/* Todo: Since the ipod_i2c_* functions also work on H10 and possibly other PP - targets, these functions should probably be renamed */ -#if defined(IRIVER_H10) || defined(IRIVER_H10_5GB) - /* The H10's audio codec uses an I2C address of 0x1b */ - ipod_i2c_send(0x1b, (reg<<1) | ((data&0x100)>>8),data&0xff); -#else - /* The iPod's audio codecs use an I2C address of 0x1a */ - ipod_i2c_send(0x1a, (reg<<1) | ((data&0x100)>>8),data&0xff); -#endif -} int wmcodec_mute(int mute) { if (mute) { /* Set DACMU = 1 to soft-mute the audio DACs. */ - wm8731_write(DACCTRL, 0x8); + wmcodec_write(DACCTRL, 0x8); } else { /* Set DACMU = 0 to soft-un-mute the audio DACs. */ - wm8731_write(DACCTRL, 0x0); + wmcodec_write(DACCTRL, 0x0); } return 0; @@ -75,110 +62,12 @@ static void codec_set_active(int active) { /* set active to 0x0 or 0x1 */ if (active) { - wm8731_write(ACTIVECTRL, 0x01); + wmcodec_write(ACTIVECTRL, 0x01); } else { - wm8731_write(ACTIVECTRL, 0x00); + wmcodec_write(ACTIVECTRL, 0x00); } } -/* - * Reset the I2S BIT.FORMAT I2S, 16bit, FIFO.FORMAT 32bit - */ -static void i2s_reset(void) -{ -#if CONFIG_CPU == PP5020 - /* I2S soft reset */ - outl(inl(0x70002800) | 0x80000000, 0x70002800); - outl(inl(0x70002800) & ~0x80000000, 0x70002800); - - /* BIT.FORMAT [11:10] = I2S (default) */ - outl(inl(0x70002800) & ~0xc00, 0x70002800); - /* BIT.SIZE [9:8] = 16bit (default) */ - outl(inl(0x70002800) & ~0x300, 0x70002800); - - /* FIFO.FORMAT [6:4] = 32 bit LSB */ - /* since BIT.SIZ < FIFO.FORMAT low 16 bits will be 0 */ - outl(inl(0x70002800) | 0x30, 0x70002800); - - /* RX_ATN_LVL=1 == when 12 slots full */ - /* TX_ATN_LVL=1 == when 12 slots empty */ - outl(inl(0x7000280c) | 0x33, 0x7000280c); - - /* Rx.CLR = 1, TX.CLR = 1 */ - outl(inl(0x7000280c) | 0x1100, 0x7000280c); -#elif CONFIG_CPU == PP5002 - /* I2S device reset */ - outl(inl(0xcf005030) | 0x80, 0xcf005030); - outl(inl(0xcf005030) & ~0x80, 0xcf005030); - - /* I2S controller enable */ - outl(inl(0xc0002500) | 0x1, 0xc0002500); - - /* BIT.FORMAT [11:10] = I2S (default) */ - /* BIT.SIZE [9:8] = 24bit */ - /* FIFO.FORMAT = 24 bit LSB */ - - /* reset DAC and ADC fifo */ - outl(inl(0xc000251c) | 0x30000, 0xc000251c); -#endif -} - -/* - * Initialise the WM8975 for playback via headphone and line out. - * Note, I'm using the WM8750 datasheet as its apparently close. - */ -int wmcodec_init(void) { - /* reset I2C */ - i2c_init(); - -#if CONFIG_CPU == PP5020 - /* normal outputs for CDI and I2S pin groups */ - outl(inl(0x70000020) & ~0x300, 0x70000020); - - /*mini2?*/ - outl(inl(0x70000010) & ~0x3000000, 0x70000010); - /*mini2?*/ - - /* device reset */ - outl(inl(0x60006004) | 0x800, 0x60006004); - outl(inl(0x60006004) & ~0x800, 0x60006004); - - /* device enable */ - outl(inl(0x6000600C) | 0x807, 0x6000600C); - - /* enable external dev clock clocks */ - outl(inl(0x6000600c) | 0x2, 0x6000600c); - - /* external dev clock to 24MHz */ - outl(inl(0x70000018) & ~0xc, 0x70000018); -#else - /* device reset */ - outl(inl(0xcf005030) | 0x80, 0xcf005030); - outl(inl(0xcf005030) & ~0x80, 0xcf005030); - - /* device enable */ - outl(inl(0xcf005000) | 0x80, 0xcf005000); - - /* GPIO D06 enable for output */ - outl(inl(0xcf00000c) | 0x40, 0xcf00000c); - outl(inl(0xcf00001c) & ~0x40, 0xcf00001c); - /* bits 11,10 == 01 */ - outl(inl(0xcf004040) | 0x400, 0xcf004040); - outl(inl(0xcf004040) & ~0x800, 0xcf004040); - - outl(inl(0xcf004048) & ~0x1, 0xcf004048); - - outl(inl(0xcf000004) & ~0xf, 0xcf000004); - outl(inl(0xcf004044) & ~0xf, 0xcf004044); - - /* C03 = 0 */ - outl(inl(0xcf000008) | 0x8, 0xcf000008); - outl(inl(0xcf000018) | 0x8, 0xcf000018); - outl(inl(0xcf000028) & ~0x8, 0xcf000028); -#endif - - return 0; -} /* Silently enable / disable audio output */ void wmcodec_enable_output(bool enable) @@ -188,36 +77,36 @@ void wmcodec_enable_output(bool enable) /* reset the I2S controller into known state */ i2s_reset(); - wm8731_write(RESET, 0x0); /*Reset*/ + wmcodec_write(RESET, 0x0); /*Reset*/ codec_set_active(0x0); #ifdef HAVE_WM8721 /* DACSEL=1 */ - wm8731_write(0x4, 0x10); + wmcodec_write(0x4, 0x10); #elif defined HAVE_WM8731 /* DACSEL=1, BYPASS=1 */ - wm8731_write(0x4, 0x18); + wmcodec_write(0x4, 0x18); #endif /* set power register to POWEROFF=0 on OUTPD=0, DACPD=0 */ - wm8731_write(PWRMGMT, 0x67); + wmcodec_write(PWRMGMT, 0x67); /* BCLKINV=0(Dont invert BCLK) MS=1(Enable Master) LRSWAP=0 LRP=0 */ /* IWL=00(16 bit) FORMAT=10(I2S format) */ - wm8731_write(AINTFCE, 0x42); + wmcodec_write(AINTFCE, 0x42); wmcodec_set_sample_rate(WM8731L_44100HZ); /* set the volume to -6dB */ - wm8731_write(LOUTVOL, IPOD_PCM_LEVEL); - wm8731_write(ROUTVOL, 0x100 | IPOD_PCM_LEVEL); + wmcodec_write(LOUTVOL, IPOD_PCM_LEVEL); + wmcodec_write(ROUTVOL, 0x100 | IPOD_PCM_LEVEL); /* ACTIVE=1 */ codec_set_active(1); /* 5. Set DACMU = 0 to soft-un-mute the audio DACs. */ - wm8731_write(DACCTRL, 0x0); + wmcodec_write(DACCTRL, 0x0); #if defined(IRIVER_H10) || defined(IRIVER_H10_5GB) /* We need to enable bit 4 of GPIOL for output for sound on H10 */ @@ -241,8 +130,8 @@ int wmcodec_set_master_vol(int vol_l, int vol_r) /* 0110000 == -73dB */ /* 0101111 == mute (0x2f) */ - wm8731_write(LOUTVOL, vol_l); - wm8731_write(ROUTVOL, vol_r); + wmcodec_write(LOUTVOL, vol_l); + wmcodec_write(ROUTVOL, vol_r); return 0; } @@ -269,22 +158,22 @@ void wmcodec_set_treble(int value) void wmcodec_close(void) { /* set DACMU=1 DEEMPH=0 */ - wm8731_write(DACCTRL, 0x8); + wmcodec_write(DACCTRL, 0x8); /* ACTIVE=0 */ codec_set_active(0x0); /* line in mute left & right*/ - wm8731_write(LINVOL, 0x100 | 0x80); + wmcodec_write(LINVOL, 0x100 | 0x80); /* set DACSEL=0, MUTEMIC=1 */ - wm8731_write(0x4, 0x2); + wmcodec_write(0x4, 0x2); /* set POWEROFF=0 OUTPD=0 DACPD=1 */ - wm8731_write(PWRMGMT, 0x6f); + wmcodec_write(PWRMGMT, 0x6f); /* set POWEROFF=1 OUTPD=1 DACPD=1 */ - wm8731_write(PWRMGMT, 0xff); + wmcodec_write(PWRMGMT, 0xff); } /* Change the order of the noise shaper, 5th order is recommended above 32kHz */ @@ -296,7 +185,7 @@ void wmcodec_set_nsorder(int order) void wmcodec_set_sample_rate(int sampling_control) { codec_set_active(0x0); - wm8731_write(SAMPCTRL, sampling_control); + wmcodec_write(SAMPCTRL, sampling_control); codec_set_active(0x1); } diff --git a/firmware/drivers/wm8758.c b/firmware/drivers/wm8758.c index 33960af9b4..bdc9c8b450 100644 --- a/firmware/drivers/wm8758.c +++ b/firmware/drivers/wm8758.c @@ -37,9 +37,8 @@ #include "buffer.h" #include "audio.h" -#include "i2c-pp5020.h" +#include "wmcodec.h" #include "wm8758.h" -#include "pcf50605.h" void wmcodec_reset(void); @@ -48,67 +47,6 @@ void wmcodec_reset(void); //#define BASSCTRL 0x //#define TREBCTRL 0x0b -/* - * Reset the I2S BIT.FORMAT I2S, 16bit, FIFO.FORMAT 32bit - */ -static void i2s_reset(void) -{ - /* PP502x */ - - /* I2S soft reset */ - outl(inl(0x70002800) | 0x80000000, 0x70002800); - outl(inl(0x70002800) & ~0x80000000, 0x70002800); - - /* BIT.FORMAT [11:10] = I2S (default) */ - outl(inl(0x70002800) & ~0xc00, 0x70002800); - /* BIT.SIZE [9:8] = 16bit (default) */ - outl(inl(0x70002800) & ~0x300, 0x70002800); - - /* FIFO.FORMAT [6:4] = 32 bit LSB */ - /* since BIT.SIZ < FIFO.FORMAT low 16 bits will be 0 */ - outl(inl(0x70002800) | 0x30, 0x70002800); - - /* RX_ATN_LVL=1 == when 12 slots full */ - /* TX_ATN_LVL=1 == when 12 slots empty */ - outl(inl(0x7000280c) | 0x33, 0x7000280c); - - /* Rx.CLR = 1, TX.CLR = 1 */ - outl(inl(0x7000280c) | 0x1100, 0x7000280c); -} - -void wm8758_write(int reg, int data) -{ - ipod_i2c_send(0x1a, (reg<<1) | ((data&0x100)>>8),data&0xff); -} - -/* - * Initialise the WM8758 for playback via headphone and line out. - * Note, I'm using the WM8750 datasheet as its apparently close. - */ -int wmcodec_init(void) { - /* normal outputs for CDI and I2S pin groups */ - outl(inl(0x70000020) & ~0x300, 0x70000020); - - /*mini2?*/ - outl(inl(0x70000010) & ~0x3000000, 0x70000010); - /*mini2?*/ - - /* device reset */ - outl(inl(0x60006004) | 0x800, 0x60006004); - outl(inl(0x60006004) & ~0x800, 0x60006004); - - /* device enable */ - outl(inl(0x6000600C) | 0x807, 0x6000600C); - - /* enable external dev clock clocks */ - outl(inl(0x6000600c) | 0x2, 0x6000600c); - - /* external dev clock to 24MHz */ - outl(inl(0x70000018) & ~0xc, 0x70000018); - - return 0; -} - /* Silently enable / disable audio output */ void wmcodec_enable_output(bool enable) { @@ -119,23 +57,23 @@ void wmcodec_enable_output(bool enable) /* TODO: Review the power-up sequence to prevent pops */ - wm8758_write(RESET, 0x1ff); /*Reset*/ + wmcodec_write(RESET, 0x1ff); /*Reset*/ - wm8758_write(PWRMGMT1, 0x2b); - wm8758_write(PWRMGMT2, 0x180); - wm8758_write(PWRMGMT3, 0x6f); + wmcodec_write(PWRMGMT1, 0x2b); + wmcodec_write(PWRMGMT2, 0x180); + wmcodec_write(PWRMGMT3, 0x6f); - wm8758_write(AINTFCE, 0x10); - wm8758_write(CLKCTRL, 0x49); + wmcodec_write(AINTFCE, 0x10); + wmcodec_write(CLKCTRL, 0x49); - wm8758_write(OUTCTRL, 1); + wmcodec_write(OUTCTRL, 1); /* The iPod can handle multiple frequencies, but fix at 44.1KHz for now */ wmcodec_set_sample_rate(WM8758_44100HZ); - wm8758_write(LOUTMIX,0x1); /* Enable mixer */ - wm8758_write(ROUTMIX,0x1); /* Enable mixer */ + wmcodec_write(LOUTMIX,0x1); /* Enable mixer */ + wmcodec_write(ROUTMIX,0x1); /* Enable mixer */ wmcodec_mute(0); } else { wmcodec_mute(1); @@ -145,8 +83,8 @@ void wmcodec_enable_output(bool enable) int wmcodec_set_master_vol(int vol_l, int vol_r) { /* OUT1 */ - wm8758_write(LOUT1VOL, 0x080 | vol_l); - wm8758_write(ROUT1VOL, 0x180 | vol_r); + wmcodec_write(LOUT1VOL, 0x080 | vol_l); + wmcodec_write(ROUT1VOL, 0x180 | vol_r); return 0; } @@ -154,8 +92,8 @@ int wmcodec_set_master_vol(int vol_l, int vol_r) int wmcodec_set_lineout_vol(int vol_l, int vol_r) { /* OUT2 */ - wm8758_write(LOUT2VOL, vol_l); - wm8758_write(ROUT2VOL, 0x100 | vol_r); + wmcodec_write(LOUT2VOL, vol_l); + wmcodec_write(ROUT2VOL, 0x100 | vol_r); return 0; } @@ -178,7 +116,7 @@ void wmcodec_set_bass(int value) if ((value >= -6) && (value <= 9)) { /* We use linear bass control with 130Hz cutoff */ - wm8758_write(BASSCTRL, regvalues[value+6]); + wmcodec_write(BASSCTRL, regvalues[value+6]); } #endif } @@ -192,7 +130,7 @@ void wmcodec_set_treble(int value) if ((value >= -6) && (value <= 9)) { /* We use a 8Khz cutoff */ - wm8758_write(TREBCTRL, regvalues[value+6]); + wmcodec_write(TREBCTRL, regvalues[value+6]); } #endif @@ -203,10 +141,10 @@ int wmcodec_mute(int mute) if (mute) { /* Set DACMU = 1 to soft-mute the audio DACs. */ - wm8758_write(DACCTRL, 0x40); + wmcodec_write(DACCTRL, 0x40); } else { /* Set DACMU = 0 to soft-un-mute the audio DACs. */ - wm8758_write(DACCTRL, 0x0); + wmcodec_write(DACCTRL, 0x0); } return 0; @@ -217,11 +155,11 @@ void wmcodec_close(void) { wmcodec_mute(1); - wm8758_write(PWRMGMT3, 0x0); + wmcodec_write(PWRMGMT3, 0x0); - wm8758_write(PWRMGMT1, 0x0); + wmcodec_write(PWRMGMT1, 0x0); - wm8758_write(PWRMGMT2, 0x40); + wmcodec_write(PWRMGMT2, 0x40); } /* Change the order of the noise shaper, 5th order is recommended above 32kHz */ @@ -237,19 +175,19 @@ void wmcodec_set_sample_rate(int sampling_control) (void)sampling_control; /* set clock div */ - wm8758_write(CLKCTRL, 1 | (0 << 2) | (2 << 5)); + wmcodec_write(CLKCTRL, 1 | (0 << 2) | (2 << 5)); /* setup PLL for MHZ=11.2896 */ - wm8758_write(PLLN, (1 << 4) | 0x7); - wm8758_write(PLLK1, 0x21); - wm8758_write(PLLK2, 0x161); - wm8758_write(PLLK3, 0x26); + wmcodec_write(PLLN, (1 << 4) | 0x7); + wmcodec_write(PLLK1, 0x21); + wmcodec_write(PLLK2, 0x161); + wmcodec_write(PLLK3, 0x26); /* set clock div */ - wm8758_write(CLKCTRL, 1 | (1 << 2) | (2 << 5) | (1 << 8)); + wmcodec_write(CLKCTRL, 1 | (1 << 2) | (2 << 5) | (1 << 8)); /* set srate */ - wm8758_write(SRATECTRL, (0 << 1)); + wmcodec_write(SRATECTRL, (0 << 1)); } void wmcodec_enable_recording(bool source_mic) @@ -286,14 +224,14 @@ void wmcodec_set_equalizer_band(int band, int freq, int bw, int gain) eq |= 12 - gain; if (band == 0) { - wm8758_write(EQ1, eq | 0x100); /* Always apply EQ to the DAC path */ + wmcodec_write(EQ1, eq | 0x100); /* Always apply EQ to the DAC path */ } else if (band == 1) { - wm8758_write(EQ2, eq); + wmcodec_write(EQ2, eq); } else if (band == 2) { - wm8758_write(EQ3, eq); + wmcodec_write(EQ3, eq); } else if (band == 3) { - wm8758_write(EQ4, eq); + wmcodec_write(EQ4, eq); } else if (band == 4) { - wm8758_write(EQ5, eq); + wmcodec_write(EQ5, eq); } } diff --git a/firmware/drivers/wm8975.c b/firmware/drivers/wm8975.c index 64a123b883..a961356222 100644 --- a/firmware/drivers/wm8975.c +++ b/firmware/drivers/wm8975.c @@ -37,77 +37,13 @@ #include "buffer.h" #include "audio.h" -#include "i2c-pp5020.h" +#include "wmcodec.h" #include "wm8975.h" -#include "pcf50605.h" void wmcodec_reset(void); #define IPOD_PCM_LEVEL 0x65 /* -6dB */ -/* - * Reset the I2S BIT.FORMAT I2S, 16bit, FIFO.FORMAT 32bit - */ -static void i2s_reset(void) -{ - /* PP502x */ - - /* I2S soft reset */ - outl(inl(0x70002800) | 0x80000000, 0x70002800); - outl(inl(0x70002800) & ~0x80000000, 0x70002800); - - /* BIT.FORMAT [11:10] = I2S (default) */ - outl(inl(0x70002800) & ~0xc00, 0x70002800); - /* BIT.SIZE [9:8] = 16bit (default) */ - outl(inl(0x70002800) & ~0x300, 0x70002800); - - /* FIFO.FORMAT [6:4] = 32 bit LSB */ - /* since BIT.SIZ < FIFO.FORMAT low 16 bits will be 0 */ - outl(inl(0x70002800) | 0x30, 0x70002800); - - /* RX_ATN_LVL=1 == when 12 slots full */ - /* TX_ATN_LVL=1 == when 12 slots empty */ - outl(inl(0x7000280c) | 0x33, 0x7000280c); - - /* Rx.CLR = 1, TX.CLR = 1 */ - outl(inl(0x7000280c) | 0x1100, 0x7000280c); -} - -void wm8975_write(int reg, int data) -{ - ipod_i2c_send(0x1a, (reg<<1) | ((data&0x100)>>8),data&0xff); -} - -/* - * Initialise the WM8975 for playback via headphone and line out. - * Note, I'm using the WM8750 datasheet as its apparently close. - */ -int wmcodec_init(void) { - /* reset I2C */ - i2c_init(); - - /* normal outputs for CDI and I2S pin groups */ - outl(inl(0x70000020) & ~0x300, 0x70000020); - - /*mini2?*/ - outl(inl(0x70000010) & ~0x3000000, 0x70000010); - /*mini2?*/ - - /* device reset */ - outl(inl(0x60006004) | 0x800, 0x60006004); - outl(inl(0x60006004) & ~0x800, 0x60006004); - - /* device enable */ - outl(inl(0x6000600C) | 0x807, 0x6000600C); - - /* enable external dev clock clocks */ - outl(inl(0x6000600c) | 0x2, 0x6000600c); - - /* external dev clock to 24MHz */ - outl(inl(0x70000018) & ~0xc, 0x70000018); - - return 0; -} /* Silently enable / disable audio output */ void wmcodec_enable_output(bool enable) @@ -124,39 +60,39 @@ void wmcodec_enable_output(bool enable) * and Headphone outputs are all OFF (DACMU = 1 Power * Management registers 1 and 2 are all zeros). */ - wm8975_write(RESET, 0x1ff); /*Reset*/ - wm8975_write(RESET, 0x0); + wmcodec_write(RESET, 0x1ff); /*Reset*/ + wmcodec_write(RESET, 0x0); /* 2. Enable Vmid and VREF. */ - wm8975_write(PWRMGMT1, 0xc0); /*Pwr Mgmt(1)*/ + wmcodec_write(PWRMGMT1, 0xc0); /*Pwr Mgmt(1)*/ /* 3. Enable DACs as required. */ - wm8975_write(PWRMGMT2, 0x180); /*Pwr Mgmt(2)*/ + wmcodec_write(PWRMGMT2, 0x180); /*Pwr Mgmt(2)*/ /* 4. Enable line and / or headphone output buffers as required. */ - wm8975_write(PWRMGMT2, 0x1f8); /*Pwr Mgmt(2)*/ + wmcodec_write(PWRMGMT2, 0x1f8); /*Pwr Mgmt(2)*/ /* BCLKINV=0(Dont invert BCLK) MS=1(Enable Master) LRSWAP=0 LRP=0 */ /* IWL=00(16 bit) FORMAT=10(I2S format) */ - wm8975_write(AINTFCE, 0x42); + wmcodec_write(AINTFCE, 0x42); /* The iPod can handle multiple frequencies, but fix at 44.1KHz for now */ wmcodec_set_sample_rate(WM8975_44100HZ); /* set the volume to -6dB */ - wm8975_write(LOUT1VOL, IPOD_PCM_LEVEL); - wm8975_write(ROUT1VOL,0x100 | IPOD_PCM_LEVEL); - wm8975_write(LOUT1VOL, IPOD_PCM_LEVEL); - wm8975_write(ROUT1VOL,0x100 | IPOD_PCM_LEVEL); + wmcodec_write(LOUT1VOL, IPOD_PCM_LEVEL); + wmcodec_write(ROUT1VOL,0x100 | IPOD_PCM_LEVEL); + wmcodec_write(LOUT1VOL, IPOD_PCM_LEVEL); + wmcodec_write(ROUT1VOL,0x100 | IPOD_PCM_LEVEL); - wm8975_write(LOUTMIX1, 0x150); /* Left out Mix(def) */ - wm8975_write(LOUTMIX2, 0x50); + wmcodec_write(LOUTMIX1, 0x150); /* Left out Mix(def) */ + wmcodec_write(LOUTMIX2, 0x50); - wm8975_write(ROUTMIX1, 0x50); /* Right out Mix(def) */ - wm8975_write(ROUTMIX2, 0x150); + wmcodec_write(ROUTMIX1, 0x50); /* Right out Mix(def) */ + wmcodec_write(ROUTMIX2, 0x150); - wm8975_write(MOUTMIX1, 0x0); /* Mono out Mix */ - wm8975_write(MOUTMIX2, 0x0); + wmcodec_write(MOUTMIX1, 0x0); /* Mono out Mix */ + wmcodec_write(MOUTMIX2, 0x0); wmcodec_mute(0); } else { @@ -173,8 +109,8 @@ int wmcodec_set_master_vol(int vol_l, int vol_r) /* 0101111 == mute (0x2f) */ /* OUT1 */ - wm8975_write(LOUT1VOL, vol_l); - wm8975_write(ROUT1VOL, 0x100 | vol_r); + wmcodec_write(LOUT1VOL, vol_l); + wmcodec_write(ROUT1VOL, 0x100 | vol_r); return 0; } @@ -182,8 +118,8 @@ int wmcodec_set_master_vol(int vol_l, int vol_r) int wmcodec_set_lineout_vol(int vol_l, int vol_r) { /* OUT2 */ - wm8975_write(LOUT2VOL, vol_l); - wm8975_write(ROUT2VOL, 0x100 | vol_r); + wmcodec_write(LOUT2VOL, vol_l); + wmcodec_write(ROUT2VOL, 0x100 | vol_r); return 0; } @@ -203,7 +139,7 @@ void wmcodec_set_bass(int value) if ((value >= -6) && (value <= 9)) { /* We use linear bass control with 130Hz cutoff */ - wm8975_write(BASSCTRL, regvalues[value+6]); + wmcodec_write(BASSCTRL, regvalues[value+6]); } } @@ -213,7 +149,7 @@ void wmcodec_set_treble(int value) if ((value >= -6) && (value <= 9)) { /* We use a 8Khz cutoff */ - wm8975_write(TREBCTRL, regvalues[value+6]); + wmcodec_write(TREBCTRL, regvalues[value+6]); } } @@ -222,10 +158,10 @@ int wmcodec_mute(int mute) if (mute) { /* Set DACMU = 1 to soft-mute the audio DACs. */ - wm8975_write(DACCTRL, 0x8); + wmcodec_write(DACCTRL, 0x8); } else { /* Set DACMU = 0 to soft-un-mute the audio DACs. */ - wm8975_write(DACCTRL, 0x0); + wmcodec_write(DACCTRL, 0x0); } return 0; @@ -235,13 +171,13 @@ int wmcodec_mute(int mute) void wmcodec_close(void) { /* 1. Set DACMU = 1 to soft-mute the audio DACs. */ - wm8975_write(DACCTRL, 0x8); + wmcodec_write(DACCTRL, 0x8); /* 2. Disable all output buffers. */ - wm8975_write(PWRMGMT2, 0x0); /*Pwr Mgmt(2)*/ + wmcodec_write(PWRMGMT2, 0x0); /*Pwr Mgmt(2)*/ /* 3. Switch off the power supplies. */ - wm8975_write(PWRMGMT1, 0x0); /*Pwr Mgmt(1)*/ + wmcodec_write(PWRMGMT1, 0x0); /*Pwr Mgmt(1)*/ } /* Change the order of the noise shaper, 5th order is recommended above 32kHz */ @@ -253,7 +189,7 @@ void wmcodec_set_nsorder(int order) /* Note: Disable output before calling this function */ void wmcodec_set_sample_rate(int sampling_control) { - wm8975_write(0x08, sampling_control); + wmcodec_write(0x08, sampling_control); } diff --git a/firmware/export/wmcodec.h b/firmware/export/wmcodec.h new file mode 100644 index 0000000000..f1c5e20ea9 --- /dev/null +++ b/firmware/export/wmcodec.h @@ -0,0 +1,23 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2006 by Marcoen Hirschberg + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ + +void i2s_reset(void); +int wmcodec_init(void); +void wmcodec_write(int reg, int data); + diff --git a/firmware/target/arm/gigabeat/meg-fx/wmcodec-meg-fx.c b/firmware/target/arm/gigabeat/meg-fx/wmcodec-meg-fx.c new file mode 100644 index 0000000000..a793f5a1f4 --- /dev/null +++ b/firmware/target/arm/gigabeat/meg-fx/wmcodec-meg-fx.c @@ -0,0 +1,61 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Gigabeat specific code for the Wolfson codec + * + * Based on code from the ipodlinux project - http://ipodlinux.org/ + * Adapted for Rockbox in December 2005 + * + * Original file: linux/arch/armnommu/mach-ipod/audio.c + * + * Copyright (c) 2003-2005 Bernard Leach (leachbj@bouncycastle.org) + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "lcd.h" +#include "cpu.h" +#include "kernel.h" +#include "thread.h" +#include "power.h" +#include "debug.h" +#include "system.h" +#include "sprintf.h" +#include "button.h" +#include "string.h" +#include "file.h" +#include "buffer.h" +#include "audio.h" +#include "i2c.h" +/* + * Reset the I2S BIT.FORMAT I2S, 16bit, FIFO.FORMAT 32bit + */ +void i2s_reset(void) +{ +} + +/* + * Initialise the WM8975 for playback via headphone and line out. + * Note, I'm using the WM8750 datasheet as its apparently close. + */ +int wmcodec_init(void) { + /* reset I2C */ + i2c_init(); + + return 0; +} + +void wmcodec_write(int reg, int data) +{ + i2c_send(0x34, (reg<<1) | ((data&0x100)>>8),data&0xff); +} diff --git a/firmware/target/arm/wmcodec-pp.c b/firmware/target/arm/wmcodec-pp.c new file mode 100644 index 0000000000..e9626220e7 --- /dev/null +++ b/firmware/target/arm/wmcodec-pp.c @@ -0,0 +1,156 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Portalplayer specific code for Wolfson audio codecs + * + * Based on code from the ipodlinux project - http://ipodlinux.org/ + * Adapted for Rockbox in December 2005 + * + * Original file: linux/arch/armnommu/mach-ipod/audio.c + * + * Copyright (c) 2003-2005 Bernard Leach (leachbj@bouncycastle.org) + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "lcd.h" +#include "cpu.h" +#include "kernel.h" +#include "thread.h" +#include "power.h" +#include "debug.h" +#include "system.h" +#include "sprintf.h" +#include "button.h" +#include "string.h" +#include "file.h" +#include "buffer.h" +#include "audio.h" + +#if CONFIG_CPU == PP5020 +#include "i2c-pp5020.h" +#elif CONFIG_CPU == PP5002 +#include "i2c-pp5002.h" +#endif + +/* + * Reset the I2S BIT.FORMAT I2S, 16bit, FIFO.FORMAT 32bit + */ +void i2s_reset(void) +{ +#if CONFIG_CPU == PP5020 + /* I2S soft reset */ + outl(inl(0x70002800) | 0x80000000, 0x70002800); + outl(inl(0x70002800) & ~0x80000000, 0x70002800); + + /* BIT.FORMAT [11:10] = I2S (default) */ + outl(inl(0x70002800) & ~0xc00, 0x70002800); + /* BIT.SIZE [9:8] = 16bit (default) */ + outl(inl(0x70002800) & ~0x300, 0x70002800); + + /* FIFO.FORMAT [6:4] = 32 bit LSB */ + /* since BIT.SIZ < FIFO.FORMAT low 16 bits will be 0 */ + outl(inl(0x70002800) | 0x30, 0x70002800); + + /* RX_ATN_LVL=1 == when 12 slots full */ + /* TX_ATN_LVL=1 == when 12 slots empty */ + outl(inl(0x7000280c) | 0x33, 0x7000280c); + + /* Rx.CLR = 1, TX.CLR = 1 */ + outl(inl(0x7000280c) | 0x1100, 0x7000280c); +#elif CONFIG_CPU == PP5002 + /* I2S device reset */ + outl(inl(0xcf005030) | 0x80, 0xcf005030); + outl(inl(0xcf005030) & ~0x80, 0xcf005030); + + /* I2S controller enable */ + outl(inl(0xc0002500) | 0x1, 0xc0002500); + + /* BIT.FORMAT [11:10] = I2S (default) */ + /* BIT.SIZE [9:8] = 24bit */ + /* FIFO.FORMAT = 24 bit LSB */ + + /* reset DAC and ADC fifo */ + outl(inl(0xc000251c) | 0x30000, 0xc000251c); +#endif +} + +/* + * Initialise the WM8975 for playback via headphone and line out. + * Note, I'm using the WM8750 datasheet as its apparently close. + */ +int wmcodec_init(void) { + /* reset I2C */ + i2c_init(); + +#if CONFIG_CPU == PP5020 + /* normal outputs for CDI and I2S pin groups */ + outl(inl(0x70000020) & ~0x300, 0x70000020); + + /*mini2?*/ + outl(inl(0x70000010) & ~0x3000000, 0x70000010); + /*mini2?*/ + + /* device reset */ + outl(inl(0x60006004) | 0x800, 0x60006004); + outl(inl(0x60006004) & ~0x800, 0x60006004); + + /* device enable */ + outl(inl(0x6000600C) | 0x807, 0x6000600C); + + /* enable external dev clock clocks */ + outl(inl(0x6000600c) | 0x2, 0x6000600c); + + /* external dev clock to 24MHz */ + outl(inl(0x70000018) & ~0xc, 0x70000018); +#else + /* device reset */ + outl(inl(0xcf005030) | 0x80, 0xcf005030); + outl(inl(0xcf005030) & ~0x80, 0xcf005030); + + /* device enable */ + outl(inl(0xcf005000) | 0x80, 0xcf005000); + + /* GPIO D06 enable for output */ + outl(inl(0xcf00000c) | 0x40, 0xcf00000c); + outl(inl(0xcf00001c) & ~0x40, 0xcf00001c); + /* bits 11,10 == 01 */ + outl(inl(0xcf004040) | 0x400, 0xcf004040); + outl(inl(0xcf004040) & ~0x800, 0xcf004040); + + outl(inl(0xcf004048) & ~0x1, 0xcf004048); + + outl(inl(0xcf000004) & ~0xf, 0xcf000004); + outl(inl(0xcf004044) & ~0xf, 0xcf004044); + + /* C03 = 0 */ + outl(inl(0xcf000008) | 0x8, 0xcf000008); + outl(inl(0xcf000018) | 0x8, 0xcf000018); + outl(inl(0xcf000028) & ~0x8, 0xcf000028); +#endif + + return 0; +} + +void wmcodec_write(int reg, int data) +{ +/* Todo: Since the ipod_i2c_* functions also work on H10 and possibly other PP + targets, these functions should probably be renamed */ +#if defined(IRIVER_H10) || defined(IRIVER_H10_5GB) + /* The H10's audio codec uses an I2C address of 0x1b */ + ipod_i2c_send(0x1b, (reg<<1) | ((data&0x100)>>8),data&0xff); +#else + /* The iPod's audio codecs use an I2C address of 0x1a */ + ipod_i2c_send(0x1a, (reg<<1) | ((data&0x100)>>8),data&0xff); +#endif +} -- cgit v1.2.3