generalise the wolfson codec code a bit
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11277 a1c6a512-1295-4272-9138-f99709370657
diff --git a/firmware/SOURCES b/firmware/SOURCES
index 62e1fd0..3c29349 100644
--- a/firmware/SOURCES
+++ b/firmware/SOURCES
@@ -199,7 +199,7 @@
#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 @@
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/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/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/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/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/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/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/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/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/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/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/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 71ccfdb..be9bf14 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 @@
{
/* 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 @@
/* 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 @@
/* 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_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_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 33960af..bdc9c8b 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 @@
//#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 @@
/* 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 @@
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_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 @@
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 @@
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 @@
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 @@
{
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)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 @@
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 64a123b..a961356 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 @@
* 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 @@
/* 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_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 @@
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 @@
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 @@
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 @@
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 @@
/* 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 0000000..f1c5e20
--- /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 0000000..a793f5a
--- /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 0000000..e962622
--- /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
+}