diff options
Diffstat (limited to 'firmware')
-rw-r--r-- | firmware/drivers/audio/wm8751.c | 175 | ||||
-rw-r--r-- | firmware/export/wm8751.h | 114 | ||||
-rw-r--r-- | firmware/target/coldfire/mpio/audio-mpio.c | 65 |
3 files changed, 346 insertions, 8 deletions
diff --git a/firmware/drivers/audio/wm8751.c b/firmware/drivers/audio/wm8751.c index ffe7f20bba..18441826d4 100644 --- a/firmware/drivers/audio/wm8751.c +++ b/firmware/drivers/audio/wm8751.c | |||
@@ -99,6 +99,18 @@ static int adaptivebass2hw(int value) | |||
99 | } | 99 | } |
100 | #endif | 100 | #endif |
101 | 101 | ||
102 | #if defined(HAVE_WM8750) | ||
103 | static int recvol2hw(int value) | ||
104 | { | ||
105 | /* convert tenth of dB of input volume (-172...300) to input register value */ | ||
106 | /* +30dB to -17.25 0.75dB step 6 bits */ | ||
107 | /* 111111 == +30dB (0x3f) */ | ||
108 | /* 010111 == 0dB (0x17) */ | ||
109 | /* 000000 == -17.25dB */ | ||
110 | |||
111 | return (3*(value/10 - 0x17))/4; | ||
112 | } | ||
113 | #endif | ||
102 | static void audiohw_mute(bool mute) | 114 | static void audiohw_mute(bool mute) |
103 | { | 115 | { |
104 | /* Mute: Set DACMU = 1 to soft-mute the audio DACs. */ | 116 | /* Mute: Set DACMU = 1 to soft-mute the audio DACs. */ |
@@ -268,3 +280,166 @@ void audiohw_set_frequency(int fsel) | |||
268 | wmcodec_write(CLOCKING, srctrl_table[fsel]); | 280 | wmcodec_write(CLOCKING, srctrl_table[fsel]); |
269 | #endif | 281 | #endif |
270 | } | 282 | } |
283 | |||
284 | #if defined(HAVE_WM8750) | ||
285 | void audiohw_set_recsrc(int source, bool recording) | ||
286 | { | ||
287 | /* INPUT1 - FM radio | ||
288 | * INPUT2 - Line-in | ||
289 | * INPUT3 - MIC | ||
290 | * | ||
291 | * if recording == false we use analog bypass from input | ||
292 | * turn off ADC, PGA to save power | ||
293 | * turn on output buffer(s) | ||
294 | * | ||
295 | * if recording == true we route input signal to PGA | ||
296 | * and monitoring picks up signal after PGA in analog domain | ||
297 | * turn on ADC, PGA, DAC, output buffer(s) | ||
298 | */ | ||
299 | |||
300 | switch(source) | ||
301 | { | ||
302 | case AUDIO_SRC_PLAYBACK: | ||
303 | /* mute PGA, disable all audio paths but DAC and output stage*/ | ||
304 | wmcodec_write(LINVOL, LINVOL_LINMUTE | LINVOL_LINVOL(23)); /* 0dB */ | ||
305 | wmcodec_write(RINVOL, RINVOL_RINMUTE | RINVOL_RINVOL(23)); /* 0dB */ | ||
306 | wmcodec_write(PWRMGMT1, PWRMGMT1_VREF | PWRMGMT1_VMIDSEL_50K); | ||
307 | wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR | | ||
308 | PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1); | ||
309 | |||
310 | /* route DAC signal to output mixer */ | ||
311 | wmcodec_write(LEFTMIX1, LEFTMIX1_LD2LO); | ||
312 | wmcodec_write(RIGHTMIX2, RIGHTMIX2_RD2RO); | ||
313 | |||
314 | /* unmute DAC */ | ||
315 | audiohw_mute(false); | ||
316 | break; | ||
317 | |||
318 | case AUDIO_SRC_FMRADIO: | ||
319 | if(recording) | ||
320 | { | ||
321 | /* Set input volume to PGA */ | ||
322 | wmcodec_write(LINVOL, LINVOL_LINVOL(23)); | ||
323 | wmcodec_write(RINVOL, RINVOL_RINVOL(23)); | ||
324 | |||
325 | /* Turn on PGA and ADC */ | ||
326 | wmcodec_write(PWRMGMT1, PWRMGMT1_VREF | PWRMGMT1_VMIDSEL_50K | | ||
327 | PWRMGMT1_AINL | PWRMGMT1_AINR | | ||
328 | PWRMGMT1_ADCL | PWRMGMT1_ADCR); | ||
329 | |||
330 | /* Setup input source for PGA as INPUT1 | ||
331 | * MICBOOST disabled | ||
332 | */ | ||
333 | wmcodec_write(ADCL, ADCL_LINSEL_LINPUT1 | ADCL_LMICBOOST_DISABLED); | ||
334 | wmcodec_write(ADCR, ADCR_RINSEL_RINPUT1 | ADCR_RMICBOOST_DISABLED); | ||
335 | |||
336 | /* setup output digital data | ||
337 | * default is LADC -> LDATA, RADC -> RDATA | ||
338 | * so we don't touch this | ||
339 | */ | ||
340 | |||
341 | /* power up DAC and output stage */ | ||
342 | wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR | | ||
343 | PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1); | ||
344 | |||
345 | /* analog monitor */ | ||
346 | wmcodec_write(LEFTMIX1, LEFTMIX1_LMIXSEL_ADCLIN | | ||
347 | LEFTMIX1_LD2LO); | ||
348 | wmcodec_write(RIGHTMIX2, RIGHTMIX2_RMIXSEL_ADCRIN | | ||
349 | RIGHTMIX2_RD2RO); | ||
350 | } | ||
351 | else | ||
352 | { | ||
353 | |||
354 | /* turn off ADC, PGA */ | ||
355 | wmcodec_write(PWRMGMT1, PWRMGMT1_VREF | PWRMGMT1_VMIDSEL_50K); | ||
356 | |||
357 | /* turn on DAC and output stage */ | ||
358 | wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR | | ||
359 | PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1); | ||
360 | |||
361 | /* setup monitor mode by routing input signal to outmix | ||
362 | * at 0dB volume | ||
363 | */ | ||
364 | wmcodec_write(LEFTMIX1, LEFTMIX1_LI2LO | LEFTMIX1_LMIXSEL_LINPUT1 | | ||
365 | LEFTMIX1_LI2LOVOL(0x20) | LEFTMIX1_LD2LO); | ||
366 | wmcodec_write(RIGHTMIX2, RIGHTMIX2_RI2RO | RIGHTMIX2_RMIXSEL_RINPUT1 | | ||
367 | RIGHTMIX2_RI2ROVOL(0x20) | RIGHTMIX2_RD2RO); | ||
368 | } | ||
369 | break; | ||
370 | |||
371 | case AUDIO_SRC_LINEIN: | ||
372 | /* Set input volume to PGA */ | ||
373 | wmcodec_write(LINVOL, LINVOL_LINVOL(23)); | ||
374 | wmcodec_write(RINVOL, RINVOL_RINVOL(23)); | ||
375 | |||
376 | /* Turn on PGA, ADC, DAC */ | ||
377 | wmcodec_write(PWRMGMT1, PWRMGMT1_VREF | PWRMGMT1_VMIDSEL_50K | | ||
378 | PWRMGMT1_AINL | PWRMGMT1_AINR | | ||
379 | PWRMGMT1_ADCL | PWRMGMT1_ADCR); | ||
380 | |||
381 | /* turn on DAC and output stage */ | ||
382 | wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR | | ||
383 | PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1); | ||
384 | |||
385 | /* Setup input source for PGA as INPUT2 | ||
386 | * MICBOOST disabled | ||
387 | */ | ||
388 | wmcodec_write(ADCL, ADCL_LINSEL_LINPUT2 | ADCL_LMICBOOST_DISABLED); | ||
389 | wmcodec_write(ADCR, ADCR_RINSEL_RINPUT2 | ADCR_RMICBOOST_DISABLED); | ||
390 | |||
391 | /* setup output digital data | ||
392 | * default is LADC -> LDATA, RADC -> RDATA | ||
393 | * so we don't touch this | ||
394 | */ | ||
395 | |||
396 | /* digital monitor */ | ||
397 | wmcodec_write(LEFTMIX1, LEFTMIX1_LMIXSEL_ADCLIN | | ||
398 | LEFTMIX1_LD2LO); | ||
399 | wmcodec_write(RIGHTMIX2, RIGHTMIX2_RMIXSEL_ADCRIN | | ||
400 | RIGHTMIX2_RD2RO); | ||
401 | break; | ||
402 | |||
403 | case AUDIO_SRC_MIC: | ||
404 | /* Set input volume to PGA */ | ||
405 | wmcodec_write(LINVOL, LINVOL_LINVOL(23)); | ||
406 | wmcodec_write(RINVOL, RINVOL_RINVOL(23)); | ||
407 | |||
408 | /* Turn on PGA and ADC, turn off DAC */ | ||
409 | wmcodec_write(PWRMGMT1, PWRMGMT1_VREF | PWRMGMT1_VMIDSEL_50K | | ||
410 | PWRMGMT1_AINL | PWRMGMT1_AINR | | ||
411 | PWRMGMT1_ADCL | PWRMGMT1_ADCR); | ||
412 | |||
413 | /* turn on DAC and output stage */ | ||
414 | wmcodec_write(PWRMGMT2, PWRMGMT2_DACL | PWRMGMT2_DACR | | ||
415 | PWRMGMT2_LOUT1 | PWRMGMT2_ROUT1); | ||
416 | |||
417 | /* Setup input source for PGA as INPUT3 | ||
418 | * MICBOOST disabled | ||
419 | */ | ||
420 | wmcodec_write(ADCL, ADCL_LINSEL_LINPUT3 | ADCL_LMICBOOST_DISABLED); | ||
421 | wmcodec_write(ADCR, ADCR_RINSEL_RINPUT3 | ADCR_RMICBOOST_DISABLED); | ||
422 | |||
423 | /* setup output digital data | ||
424 | * default is LADC -> LDATA, RADC -> RDATA | ||
425 | * so we don't touch this | ||
426 | */ | ||
427 | |||
428 | /* analog monitor */ | ||
429 | wmcodec_write(LEFTMIX1, LEFTMIX1_LMIXSEL_ADCLIN | | ||
430 | LEFTMIX1_LD2LO); | ||
431 | wmcodec_write(RIGHTMIX2, RIGHTMIX2_RMIXSEL_ADCRIN | | ||
432 | RIGHTMIX2_RD2RO); | ||
433 | break; | ||
434 | |||
435 | } /* switch(source) */ | ||
436 | } | ||
437 | |||
438 | /* Setup PGA gain */ | ||
439 | void audiohw_set_recvol(int left, int right, int type) | ||
440 | { | ||
441 | (void)type; | ||
442 | wmcodec_write(LINVOL, LINVOL_LINVOL(recvol2hw(left))); | ||
443 | wmcodec_write(RINVOL, RINVOL_RINVOL(recvol2hw(right))); | ||
444 | } | ||
445 | #endif | ||
diff --git a/firmware/export/wm8751.h b/firmware/export/wm8751.h index c171642853..fb7532bfd8 100644 --- a/firmware/export/wm8751.h +++ b/firmware/export/wm8751.h | |||
@@ -31,11 +31,28 @@ extern int tenthdb2master(int db); | |||
31 | 31 | ||
32 | extern void audiohw_set_master_vol(int vol_l, int vol_r); | 32 | extern void audiohw_set_master_vol(int vol_l, int vol_r); |
33 | extern void audiohw_set_lineout_vol(int vol_l, int vol_r); | 33 | extern void audiohw_set_lineout_vol(int vol_l, int vol_r); |
34 | #if defined(HAVE_WM8750) | ||
35 | void audiohw_set_recsrc(int source, bool recording); | ||
36 | #endif | ||
34 | 37 | ||
35 | /* Register addresses and bits */ | 38 | /* Register addresses and bits */ |
36 | #define OUTPUT_MUTED 0x2f | 39 | #define OUTPUT_MUTED 0x2f |
37 | #define OUTPUT_0DB 0x79 | 40 | #define OUTPUT_0DB 0x79 |
38 | 41 | ||
42 | #if defined(HAVE_WM8750) | ||
43 | #define LINVOL 0x00 | ||
44 | #define LINVOL_LINVOL(x) ((x) & 0x3f) | ||
45 | #define LINVOL_LIZC (1 << 6) | ||
46 | #define LINVOL_LINMUTE (1 << 7) | ||
47 | #define LINVOL_LIVU (1 << 8) | ||
48 | |||
49 | #define RINVOL 0x01 | ||
50 | #define RINVOL_RINVOL(x) ((x) & 0x3f) | ||
51 | #define RINVOL_RIZC (1 << 6) | ||
52 | #define RINVOL_RINMUTE (1 << 7) | ||
53 | #define RINVOL_RIVU (1 << 8) | ||
54 | #endif | ||
55 | |||
39 | #define LOUT1 0x02 | 56 | #define LOUT1 0x02 |
40 | #define LOUT1_LOUT1VOL_MASK (0x07f << 0) | 57 | #define LOUT1_LOUT1VOL_MASK (0x07f << 0) |
41 | #define LOUT1_LOUT1VOL(x) ((x) & 0x7f) | 58 | #define LOUT1_LOUT1VOL(x) ((x) & 0x7f) |
@@ -98,7 +115,7 @@ extern void audiohw_set_lineout_vol(int vol_l, int vol_r); | |||
98 | #define RESET 0x0f | 115 | #define RESET 0x0f |
99 | #define RESET_RESET 0x000 | 116 | #define RESET_RESET 0x000 |
100 | 117 | ||
101 | /* WM8750 only */ | 118 | #if defined(HAVE_WM8750) |
102 | #define ENHANCE_3D 0x10 | 119 | #define ENHANCE_3D 0x10 |
103 | #define ENHANCE_3D_3DEN (1 << 0) | 120 | #define ENHANCE_3D_3DEN (1 << 0) |
104 | #define ENHANCE_3D_DEPTH(x) (((x) & 0xf) << 1) | 121 | #define ENHANCE_3D_DEPTH(x) (((x) & 0xf) << 1) |
@@ -107,6 +124,30 @@ extern void audiohw_set_lineout_vol(int vol_l, int vol_r); | |||
107 | #define ENHANCE_3D_MODE3D_PLAYBACK (1 << 7) | 124 | #define ENHANCE_3D_MODE3D_PLAYBACK (1 << 7) |
108 | #define ENHANCE_3D_MODE3D_RECORD (0 << 7) | 125 | #define ENHANCE_3D_MODE3D_RECORD (0 << 7) |
109 | 126 | ||
127 | #define ALC1 0x11 | ||
128 | #define ALC1_ALCL(x) ((x) & (0x0f)) | ||
129 | #define ALC1_MAXGAIN(x) ((x) & (0x07 << 4)) | ||
130 | #define ALC1_ALCSEL_DISABLED (0 << 7) | ||
131 | #define ALC1_ALCSEL_RIGHT (1 << 7) | ||
132 | #define ALC1_ALCSEL_LEFT (2 << 7) | ||
133 | #define ALC1_ALCSEL_STEREO (3 << 7) | ||
134 | |||
135 | #define ALC2 0x12 | ||
136 | #define ALC2_HLD(x) ((x) & 0x0f) | ||
137 | #define ALC2_ALCZC (1 << 7) | ||
138 | |||
139 | #define ALC3 0x13 | ||
140 | #define ALC3_ATK(x) ((x) & 0x0f) | ||
141 | #define ALC3_DCY(x) ((x) & (0x0f << 4)) | ||
142 | |||
143 | #define NGAT 0x14 | ||
144 | #define NGAT_NGAT (1 << 0) | ||
145 | #define NGAT_NGG_CONST (0 << 1) | ||
146 | #define NGAT_NGG_MUTEADC (1 << 1) | ||
147 | #define NGAT_NGG(x) ((x) & (0x3 << 1)) | ||
148 | #define NGAT_NGTH(x) ((x) & (0x1f << 3)) | ||
149 | #endif | ||
150 | |||
110 | #define ADDITIONAL1 0x17 | 151 | #define ADDITIONAL1 0x17 |
111 | #define ADDITIONAL1_TOEN (1 << 0) | 152 | #define ADDITIONAL1_TOEN (1 << 0) |
112 | #define ADDITIONAL1_DACINV (1 << 1) | 153 | #define ADDITIONAL1_DACINV (1 << 1) |
@@ -136,6 +177,13 @@ extern void audiohw_set_lineout_vol(int vol_l, int vol_r); | |||
136 | 177 | ||
137 | #define PWRMGMT1 0x19 | 178 | #define PWRMGMT1 0x19 |
138 | #define PWRMGMT1_DIGENB (1 << 0) | 179 | #define PWRMGMT1_DIGENB (1 << 0) |
180 | #if defined(HAVE_WM8750) | ||
181 | #define PWRMGMT1_MICBIAS (1 << 1) | ||
182 | #define PWRMGMT1_ADCR (1 << 2) | ||
183 | #define PWRMGMT1_ADCL (1 << 3) | ||
184 | #define PWRMGMT1_AINR (1 << 4) | ||
185 | #define PWRMGMT1_AINL (1 << 5) | ||
186 | #endif | ||
139 | #define PWRMGMT1_VREF (1 << 6) | 187 | #define PWRMGMT1_VREF (1 << 6) |
140 | #define PWRMGMT1_VMIDSEL_DISABLED (0 << 7) | 188 | #define PWRMGMT1_VMIDSEL_DISABLED (0 << 7) |
141 | #define PWRMGMT1_VMIDSEL_50K (1 << 7) | 189 | #define PWRMGMT1_VMIDSEL_50K (1 << 7) |
@@ -158,7 +206,48 @@ extern void audiohw_set_lineout_vol(int vol_l, int vol_r); | |||
158 | #define ADDITIONAL3_HPFLREN (1 << 5) | 206 | #define ADDITIONAL3_HPFLREN (1 << 5) |
159 | #define ADDITIONAL3_VROI (1 << 6) | 207 | #define ADDITIONAL3_VROI (1 << 6) |
160 | 208 | ||
209 | #if defined(HAVE_WM8750) | ||
210 | #define ADCIM 0x1f | ||
211 | #define ADCIM_LDCM (1 << 4) | ||
212 | #define ADCIM_RDCM (1 << 5) | ||
213 | #define ADCIM_MONOMIX_STEREO (0 << 6) | ||
214 | #define ADCIM_MONOMIX_AMONOL (1 << 6) | ||
215 | #define ADCIM_MONOMIX_AMONOR (2 << 6) | ||
216 | #define ADCIM_MONOMIX_DMONO (3 << 6) | ||
217 | #define ADCIM_MONOMIX(x) ((x) & (0x3 << 6)) | ||
218 | #define ADCIM_DS (1 << 8) | ||
219 | |||
220 | #define ADCL 0x20 | ||
221 | #define ADCL_LMICBOOST_DISABLED (0 << 4) | ||
222 | #define ADCL_LMICBOOST_13DB (1 << 4) | ||
223 | #define ADCL_LMICBOOST_20DB (2 << 4) | ||
224 | #define ADCL_LMICBOOST_29DB (3 << 4) | ||
225 | #define ADCL_LMICBOOST(x) ((x) & (0x3 << 7)) | ||
226 | #define ADCL_LINSEL_LINPUT1 (0 << 6) | ||
227 | #define ADCL_LINSEL_LINPUT2 (1 << 6) | ||
228 | #define ADCL_LINSEL_LINPUT3 (2 << 6) | ||
229 | #define ADCL_LINSEL_DIFF (3 << 6) | ||
230 | |||
231 | #define ADCR 0x21 | ||
232 | #define ADCR_RMICBOOST_DISABLED (0 << 4) | ||
233 | #define ADCR_RMICBOOST_13DB (1 << 4) | ||
234 | #define ADCR_RMICBOOST_20DB (2 << 4) | ||
235 | #define ADCR_RMICBOOST_29DB (3 << 4) | ||
236 | #define ADCR_RMICBOOST(x) ((x) & (0x3 << 7)) | ||
237 | #define ADCR_RINSEL_RINPUT1 (0 << 6) | ||
238 | #define ADCR_RINSEL_RINPUT2 (1 << 6) | ||
239 | #define ADCR_RINSEL_RINPUT3 (2 << 6) | ||
240 | #define ADCR_RINSEL_DIFF (3 << 6) | ||
241 | #endif | ||
242 | |||
161 | #define LEFTMIX1 0x22 | 243 | #define LEFTMIX1 0x22 |
244 | #if defined(HAVE_WM8750) | ||
245 | #define LEFTMIX1_LMIXSEL_LINPUT1 (0 << 0) | ||
246 | #define LEFTMIX1_LMIXSEL_LINPUT2 (1 << 0) | ||
247 | #define LEFTMIX1_LMIXSEL_LINPUT3 (2 << 0) | ||
248 | #define LEFTMIX1_LMIXSEL_ADCLIN (3 << 0) | ||
249 | #define LEFTMIX1_LMIXSEL_DIFF (4 << 0) | ||
250 | #endif | ||
162 | #define LEFTMIX1_LI2LO_DEFAULT (5 << 4) | 251 | #define LEFTMIX1_LI2LO_DEFAULT (5 << 4) |
163 | #define LEFTMIX1_LI2LOVOL(x) ((x) & (0x7 << 4)) | 252 | #define LEFTMIX1_LI2LOVOL(x) ((x) & (0x7 << 4)) |
164 | #define LEFTMIX1_LI2LO (1 << 7) | 253 | #define LEFTMIX1_LI2LO (1 << 7) |
@@ -167,16 +256,39 @@ extern void audiohw_set_lineout_vol(int vol_l, int vol_r); | |||
167 | #define LEFTMIX2 0x23 | 256 | #define LEFTMIX2 0x23 |
168 | #define LEFTMIX2_MI2LO_DEFAULT (5 << 4) | 257 | #define LEFTMIX2_MI2LO_DEFAULT (5 << 4) |
169 | #define LEFTMIX2_MI2LOVOL(x) ((x) & (0x7 << 4)) | 258 | #define LEFTMIX2_MI2LOVOL(x) ((x) & (0x7 << 4)) |
259 | #if defined(HAVE_WM8750) | ||
260 | #define LEFTMIX2_RI2LO (1 << 7) | ||
261 | #elif defined(HAVE_WM8751) | ||
170 | #define LEFTMIX2_MI2LO (1 << 7) | 262 | #define LEFTMIX2_MI2LO (1 << 7) |
263 | #endif | ||
171 | #define LEFTMIX2_RD2LO (1 << 8) | 264 | #define LEFTMIX2_RD2LO (1 << 8) |
172 | 265 | ||
173 | #define RIGHTMIX1 0x24 | 266 | #define RIGHTMIX1 0x24 |
267 | #if defined(HAVE_WM8750) | ||
268 | #define RIGHTMIX1_RMIXSEL_RINPUT1 (0 << 0) | ||
269 | #define RIGHTMIX1_RMIXSEL_RINPUT2 (1 << 0) | ||
270 | #define RIGHTMIX1_RMIXSEL_RINPUT3 (2 << 0) | ||
271 | #define RIGHTMIX1_RMIXSEL_ADCRIN (3 << 0) | ||
272 | #define RIGHTMIX1_RMIXSEL_DIFF (4 << 0) | ||
273 | #define RIGHTMIX1_LI2RO_DEFAULT (5 << 4) | ||
274 | #define RIGHTMIX1_LI2ROVOL(x) ((x) & (0x7 << 4)) | ||
275 | #define RIGHTMIX1_LI2RO (1 << 7) | ||
276 | #define RIGHTMIX1_LD2RO (1 << 8) | ||
277 | #elif defined(HAVE_WM8751) | ||
174 | #define RIGHTMIX1_MI2RO_DEFAULT (5 << 4) | 278 | #define RIGHTMIX1_MI2RO_DEFAULT (5 << 4) |
175 | #define RIGHTMIX1_MI2ROVOL(x) ((x) & (0x7 << 4)) | 279 | #define RIGHTMIX1_MI2ROVOL(x) ((x) & (0x7 << 4)) |
176 | #define RIGHTMIX1_MI2RO (1 << 7) | 280 | #define RIGHTMIX1_MI2RO (1 << 7) |
177 | #define RIGHTMIX1_LD2RO (1 << 8) | 281 | #define RIGHTMIX1_LD2RO (1 << 8) |
282 | #endif | ||
178 | 283 | ||
179 | #define RIGHTMIX2 0x25 | 284 | #define RIGHTMIX2 0x25 |
285 | #if defined(HAVE_WM8750) | ||
286 | #define RIGHTMIX2_RMIXSEL_RINPUT1 (0 << 0) | ||
287 | #define RIGHTMIX2_RMIXSEL_RINPUT2 (1 << 0) | ||
288 | #define RIGHTMIX2_RMIXSEL_RINPUT3 (2 << 0) | ||
289 | #define RIGHTMIX2_RMIXSEL_ADCRIN (3 << 0) | ||
290 | #define RIGHTMIX2_RMIXSEL_DIFF (4 << 0) | ||
291 | #endif | ||
180 | #define RIGHTMIX2_RI2RO_DEFAULT (5 << 4) | 292 | #define RIGHTMIX2_RI2RO_DEFAULT (5 << 4) |
181 | #define RIGHTMIX2_RI2ROVOL(x) ((x) & (0x7 << 4)) | 293 | #define RIGHTMIX2_RI2ROVOL(x) ((x) & (0x7 << 4)) |
182 | #define RIGHTMIX2_RI2RO (1 << 7) | 294 | #define RIGHTMIX2_RI2RO (1 << 7) |
diff --git a/firmware/target/coldfire/mpio/audio-mpio.c b/firmware/target/coldfire/mpio/audio-mpio.c index 28c6419171..217881547e 100644 --- a/firmware/target/coldfire/mpio/audio-mpio.c +++ b/firmware/target/coldfire/mpio/audio-mpio.c | |||
@@ -23,27 +23,78 @@ | |||
23 | #include "audio.h" | 23 | #include "audio.h" |
24 | #include "sound.h" | 24 | #include "sound.h" |
25 | 25 | ||
26 | static inline void enable_mclk(bool enable) | ||
27 | { | ||
28 | if(enable) | ||
29 | and_l(~(1<<10), &GPIO1_FUNCTION); | ||
30 | else | ||
31 | or_l((1<<10), &GPIO1_FUNCTION); | ||
32 | } | ||
33 | |||
26 | void audio_set_output_source(int source) | 34 | void audio_set_output_source(int source) |
27 | { | 35 | { |
36 | static const unsigned char txsrc_select[AUDIO_NUM_SOURCES+1] = | ||
37 | { | ||
38 | [AUDIO_SRC_PLAYBACK+1] = 3, /* PDOR3 */ | ||
39 | [AUDIO_SRC_MIC+1] = 4, /* IIS1 RcvData */ | ||
40 | [AUDIO_SRC_LINEIN+1] = 4, /* IIS1 RcvData */ | ||
41 | [AUDIO_SRC_FMRADIO+1] = 4, /* IIS1 RcvData */ | ||
42 | }; | ||
28 | 43 | ||
29 | (void)source; | ||
30 | int level = set_irq_level(DMA_IRQ_LEVEL); | 44 | int level = set_irq_level(DMA_IRQ_LEVEL); |
31 | 45 | ||
32 | /* PDOR3 */ | 46 | if ((unsigned)source >= AUDIO_NUM_SOURCES) |
33 | IIS2CONFIG = (IIS2CONFIG & ~(7 << 8)) | (3 << 8); | 47 | source = AUDIO_SRC_PLAYBACK; |
48 | |||
49 | IIS2CONFIG = (IIS2CONFIG & ~(7 << 8)) | (txsrc_select[source+1] << 8); | ||
34 | 50 | ||
35 | restore_irq(level); | 51 | restore_irq(level); |
36 | } | 52 | } |
37 | 53 | ||
38 | void audio_input_mux(int source, unsigned flags) | 54 | void audio_input_mux(int source, unsigned flags) |
39 | { | 55 | { |
40 | (void)source; | 56 | /* Prevent pops from unneeded switching */ |
41 | (void)flags; | 57 | static int last_source = AUDIO_SRC_PLAYBACK; |
58 | bool recording = flags & SRCF_RECORDING; | ||
59 | static bool last_recording = false; | ||
42 | 60 | ||
43 | switch(source) | 61 | switch(source) |
44 | { | 62 | { |
63 | default: | ||
64 | /* playback - no recording */ | ||
65 | source = AUDIO_SRC_PLAYBACK; | ||
66 | |||
67 | case AUDIO_SRC_PLAYBACK: | ||
68 | if (source != last_source) | ||
69 | { | ||
70 | audiohw_set_recsrc(source,false); | ||
71 | coldfire_set_dataincontrol(0); | ||
72 | } | ||
73 | break; | ||
74 | |||
75 | case AUDIO_SRC_MIC: | ||
76 | case AUDIO_SRC_LINEIN: | ||
77 | /* recording only */ | ||
78 | if (source != last_source) | ||
79 | { | ||
80 | audiohw_set_recsrc(source,true); | ||
81 | /* Int. when 6 samples in FIFO, PDIR2 src = iis1RcvData */ | ||
82 | coldfire_set_dataincontrol((3 << 14) | (4 << 3)); | ||
83 | } | ||
84 | break; | ||
85 | |||
45 | case AUDIO_SRC_FMRADIO: | 86 | case AUDIO_SRC_FMRADIO: |
46 | break; | 87 | if (source == last_source && recording == last_recording) |
88 | break; | ||
89 | |||
90 | last_recording = recording; | ||
91 | |||
92 | /* Int. when 6 samples in FIFO, PDIR2 src = iis1RcvData */ | ||
93 | coldfire_set_dataincontrol(recording ? | ||
94 | ((3 << 14) | (4 << 3)) : 0); | ||
95 | audiohw_set_recsrc(source, recording); | ||
96 | break; | ||
47 | } | 97 | } |
48 | /* empty stub */ | 98 | |
99 | last_source = source; | ||
49 | } | 100 | } |