diff options
Diffstat (limited to 'arch/arm/plat-omap/include/plat/mcbsp.h')
-rw-r--r-- | arch/arm/plat-omap/include/plat/mcbsp.h | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h index 8fa74e2c9d6..18814127809 100644 --- a/arch/arm/plat-omap/include/plat/mcbsp.h +++ b/arch/arm/plat-omap/include/plat/mcbsp.h | |||
@@ -27,271 +27,10 @@ | |||
27 | #include <linux/spinlock.h> | 27 | #include <linux/spinlock.h> |
28 | #include <linux/clk.h> | 28 | #include <linux/clk.h> |
29 | 29 | ||
30 | /* macro for building platform_device for McBSP ports */ | ||
31 | #define OMAP_MCBSP_PLATFORM_DEVICE(port_nr) \ | ||
32 | static struct platform_device omap_mcbsp##port_nr = { \ | ||
33 | .name = "omap-mcbsp-dai", \ | ||
34 | .id = port_nr - 1, \ | ||
35 | } | ||
36 | |||
37 | #define MCBSP_CONFIG_TYPE2 0x2 | 30 | #define MCBSP_CONFIG_TYPE2 0x2 |
38 | #define MCBSP_CONFIG_TYPE3 0x3 | 31 | #define MCBSP_CONFIG_TYPE3 0x3 |
39 | #define MCBSP_CONFIG_TYPE4 0x4 | 32 | #define MCBSP_CONFIG_TYPE4 0x4 |
40 | 33 | ||
41 | /* McBSP register numbers. Register address offset = num * reg_step */ | ||
42 | enum { | ||
43 | /* Common registers */ | ||
44 | OMAP_MCBSP_REG_SPCR2 = 4, | ||
45 | OMAP_MCBSP_REG_SPCR1, | ||
46 | OMAP_MCBSP_REG_RCR2, | ||
47 | OMAP_MCBSP_REG_RCR1, | ||
48 | OMAP_MCBSP_REG_XCR2, | ||
49 | OMAP_MCBSP_REG_XCR1, | ||
50 | OMAP_MCBSP_REG_SRGR2, | ||
51 | OMAP_MCBSP_REG_SRGR1, | ||
52 | OMAP_MCBSP_REG_MCR2, | ||
53 | OMAP_MCBSP_REG_MCR1, | ||
54 | OMAP_MCBSP_REG_RCERA, | ||
55 | OMAP_MCBSP_REG_RCERB, | ||
56 | OMAP_MCBSP_REG_XCERA, | ||
57 | OMAP_MCBSP_REG_XCERB, | ||
58 | OMAP_MCBSP_REG_PCR0, | ||
59 | OMAP_MCBSP_REG_RCERC, | ||
60 | OMAP_MCBSP_REG_RCERD, | ||
61 | OMAP_MCBSP_REG_XCERC, | ||
62 | OMAP_MCBSP_REG_XCERD, | ||
63 | OMAP_MCBSP_REG_RCERE, | ||
64 | OMAP_MCBSP_REG_RCERF, | ||
65 | OMAP_MCBSP_REG_XCERE, | ||
66 | OMAP_MCBSP_REG_XCERF, | ||
67 | OMAP_MCBSP_REG_RCERG, | ||
68 | OMAP_MCBSP_REG_RCERH, | ||
69 | OMAP_MCBSP_REG_XCERG, | ||
70 | OMAP_MCBSP_REG_XCERH, | ||
71 | |||
72 | /* OMAP1-OMAP2420 registers */ | ||
73 | OMAP_MCBSP_REG_DRR2 = 0, | ||
74 | OMAP_MCBSP_REG_DRR1, | ||
75 | OMAP_MCBSP_REG_DXR2, | ||
76 | OMAP_MCBSP_REG_DXR1, | ||
77 | |||
78 | /* OMAP2430 and onwards */ | ||
79 | OMAP_MCBSP_REG_DRR = 0, | ||
80 | OMAP_MCBSP_REG_DXR = 2, | ||
81 | OMAP_MCBSP_REG_SYSCON = 35, | ||
82 | OMAP_MCBSP_REG_THRSH2, | ||
83 | OMAP_MCBSP_REG_THRSH1, | ||
84 | OMAP_MCBSP_REG_IRQST = 40, | ||
85 | OMAP_MCBSP_REG_IRQEN, | ||
86 | OMAP_MCBSP_REG_WAKEUPEN, | ||
87 | OMAP_MCBSP_REG_XCCR, | ||
88 | OMAP_MCBSP_REG_RCCR, | ||
89 | OMAP_MCBSP_REG_XBUFFSTAT, | ||
90 | OMAP_MCBSP_REG_RBUFFSTAT, | ||
91 | OMAP_MCBSP_REG_SSELCR, | ||
92 | }; | ||
93 | |||
94 | /* OMAP3 sidetone control registers */ | ||
95 | #define OMAP_ST_REG_REV 0x00 | ||
96 | #define OMAP_ST_REG_SYSCONFIG 0x10 | ||
97 | #define OMAP_ST_REG_IRQSTATUS 0x18 | ||
98 | #define OMAP_ST_REG_IRQENABLE 0x1C | ||
99 | #define OMAP_ST_REG_SGAINCR 0x24 | ||
100 | #define OMAP_ST_REG_SFIRCR 0x28 | ||
101 | #define OMAP_ST_REG_SSELCR 0x2C | ||
102 | |||
103 | /************************** McBSP SPCR1 bit definitions ***********************/ | ||
104 | #define RRST 0x0001 | ||
105 | #define RRDY 0x0002 | ||
106 | #define RFULL 0x0004 | ||
107 | #define RSYNC_ERR 0x0008 | ||
108 | #define RINTM(value) ((value)<<4) /* bits 4:5 */ | ||
109 | #define ABIS 0x0040 | ||
110 | #define DXENA 0x0080 | ||
111 | #define CLKSTP(value) ((value)<<11) /* bits 11:12 */ | ||
112 | #define RJUST(value) ((value)<<13) /* bits 13:14 */ | ||
113 | #define ALB 0x8000 | ||
114 | #define DLB 0x8000 | ||
115 | |||
116 | /************************** McBSP SPCR2 bit definitions ***********************/ | ||
117 | #define XRST 0x0001 | ||
118 | #define XRDY 0x0002 | ||
119 | #define XEMPTY 0x0004 | ||
120 | #define XSYNC_ERR 0x0008 | ||
121 | #define XINTM(value) ((value)<<4) /* bits 4:5 */ | ||
122 | #define GRST 0x0040 | ||
123 | #define FRST 0x0080 | ||
124 | #define SOFT 0x0100 | ||
125 | #define FREE 0x0200 | ||
126 | |||
127 | /************************** McBSP PCR bit definitions *************************/ | ||
128 | #define CLKRP 0x0001 | ||
129 | #define CLKXP 0x0002 | ||
130 | #define FSRP 0x0004 | ||
131 | #define FSXP 0x0008 | ||
132 | #define DR_STAT 0x0010 | ||
133 | #define DX_STAT 0x0020 | ||
134 | #define CLKS_STAT 0x0040 | ||
135 | #define SCLKME 0x0080 | ||
136 | #define CLKRM 0x0100 | ||
137 | #define CLKXM 0x0200 | ||
138 | #define FSRM 0x0400 | ||
139 | #define FSXM 0x0800 | ||
140 | #define RIOEN 0x1000 | ||
141 | #define XIOEN 0x2000 | ||
142 | #define IDLE_EN 0x4000 | ||
143 | |||
144 | /************************** McBSP RCR1 bit definitions ************************/ | ||
145 | #define RWDLEN1(value) ((value)<<5) /* Bits 5:7 */ | ||
146 | #define RFRLEN1(value) ((value)<<8) /* Bits 8:14 */ | ||
147 | |||
148 | /************************** McBSP XCR1 bit definitions ************************/ | ||
149 | #define XWDLEN1(value) ((value)<<5) /* Bits 5:7 */ | ||
150 | #define XFRLEN1(value) ((value)<<8) /* Bits 8:14 */ | ||
151 | |||
152 | /*************************** McBSP RCR2 bit definitions ***********************/ | ||
153 | #define RDATDLY(value) (value) /* Bits 0:1 */ | ||
154 | #define RFIG 0x0004 | ||
155 | #define RCOMPAND(value) ((value)<<3) /* Bits 3:4 */ | ||
156 | #define RWDLEN2(value) ((value)<<5) /* Bits 5:7 */ | ||
157 | #define RFRLEN2(value) ((value)<<8) /* Bits 8:14 */ | ||
158 | #define RPHASE 0x8000 | ||
159 | |||
160 | /*************************** McBSP XCR2 bit definitions ***********************/ | ||
161 | #define XDATDLY(value) (value) /* Bits 0:1 */ | ||
162 | #define XFIG 0x0004 | ||
163 | #define XCOMPAND(value) ((value)<<3) /* Bits 3:4 */ | ||
164 | #define XWDLEN2(value) ((value)<<5) /* Bits 5:7 */ | ||
165 | #define XFRLEN2(value) ((value)<<8) /* Bits 8:14 */ | ||
166 | #define XPHASE 0x8000 | ||
167 | |||
168 | /************************* McBSP SRGR1 bit definitions ************************/ | ||
169 | #define CLKGDV(value) (value) /* Bits 0:7 */ | ||
170 | #define FWID(value) ((value)<<8) /* Bits 8:15 */ | ||
171 | |||
172 | /************************* McBSP SRGR2 bit definitions ************************/ | ||
173 | #define FPER(value) (value) /* Bits 0:11 */ | ||
174 | #define FSGM 0x1000 | ||
175 | #define CLKSM 0x2000 | ||
176 | #define CLKSP 0x4000 | ||
177 | #define GSYNC 0x8000 | ||
178 | |||
179 | /************************* McBSP MCR1 bit definitions *************************/ | ||
180 | #define RMCM 0x0001 | ||
181 | #define RCBLK(value) ((value)<<2) /* Bits 2:4 */ | ||
182 | #define RPABLK(value) ((value)<<5) /* Bits 5:6 */ | ||
183 | #define RPBBLK(value) ((value)<<7) /* Bits 7:8 */ | ||
184 | |||
185 | /************************* McBSP MCR2 bit definitions *************************/ | ||
186 | #define XMCM(value) (value) /* Bits 0:1 */ | ||
187 | #define XCBLK(value) ((value)<<2) /* Bits 2:4 */ | ||
188 | #define XPABLK(value) ((value)<<5) /* Bits 5:6 */ | ||
189 | #define XPBBLK(value) ((value)<<7) /* Bits 7:8 */ | ||
190 | |||
191 | /*********************** McBSP XCCR bit definitions *************************/ | ||
192 | #define EXTCLKGATE 0x8000 | ||
193 | #define PPCONNECT 0x4000 | ||
194 | #define DXENDLY(value) ((value)<<12) /* Bits 12:13 */ | ||
195 | #define XFULL_CYCLE 0x0800 | ||
196 | #define DILB 0x0020 | ||
197 | #define XDMAEN 0x0008 | ||
198 | #define XDISABLE 0x0001 | ||
199 | |||
200 | /********************** McBSP RCCR bit definitions *************************/ | ||
201 | #define RFULL_CYCLE 0x0800 | ||
202 | #define RDMAEN 0x0008 | ||
203 | #define RDISABLE 0x0001 | ||
204 | |||
205 | /********************** McBSP SYSCONFIG bit definitions ********************/ | ||
206 | #define CLOCKACTIVITY(value) ((value)<<8) | ||
207 | #define SIDLEMODE(value) ((value)<<3) | ||
208 | #define ENAWAKEUP 0x0004 | ||
209 | #define SOFTRST 0x0002 | ||
210 | |||
211 | /********************** McBSP SSELCR bit definitions ***********************/ | ||
212 | #define SIDETONEEN 0x0400 | ||
213 | |||
214 | /********************** McBSP Sidetone SYSCONFIG bit definitions ***********/ | ||
215 | #define ST_AUTOIDLE 0x0001 | ||
216 | |||
217 | /********************** McBSP Sidetone SGAINCR bit definitions *************/ | ||
218 | #define ST_CH1GAIN(value) ((value<<16)) /* Bits 16:31 */ | ||
219 | #define ST_CH0GAIN(value) (value) /* Bits 0:15 */ | ||
220 | |||
221 | /********************** McBSP Sidetone SFIRCR bit definitions **************/ | ||
222 | #define ST_FIRCOEFF(value) (value) /* Bits 0:15 */ | ||
223 | |||
224 | /********************** McBSP Sidetone SSELCR bit definitions **************/ | ||
225 | #define ST_COEFFWRDONE 0x0004 | ||
226 | #define ST_COEFFWREN 0x0002 | ||
227 | #define ST_SIDETONEEN 0x0001 | ||
228 | |||
229 | /********************** McBSP DMA operating modes **************************/ | ||
230 | #define MCBSP_DMA_MODE_ELEMENT 0 | ||
231 | #define MCBSP_DMA_MODE_THRESHOLD 1 | ||
232 | #define MCBSP_DMA_MODE_FRAME 2 | ||
233 | |||
234 | /********************** McBSP WAKEUPEN bit definitions *********************/ | ||
235 | #define XEMPTYEOFEN 0x4000 | ||
236 | #define XRDYEN 0x0400 | ||
237 | #define XEOFEN 0x0200 | ||
238 | #define XFSXEN 0x0100 | ||
239 | #define XSYNCERREN 0x0080 | ||
240 | #define RRDYEN 0x0008 | ||
241 | #define REOFEN 0x0004 | ||
242 | #define RFSREN 0x0002 | ||
243 | #define RSYNCERREN 0x0001 | ||
244 | |||
245 | /* CLKR signal muxing options */ | ||
246 | #define CLKR_SRC_CLKR 0 | ||
247 | #define CLKR_SRC_CLKX 1 | ||
248 | |||
249 | /* FSR signal muxing options */ | ||
250 | #define FSR_SRC_FSR 0 | ||
251 | #define FSR_SRC_FSX 1 | ||
252 | |||
253 | /* McBSP functional clock sources */ | ||
254 | #define MCBSP_CLKS_PRCM_SRC 0 | ||
255 | #define MCBSP_CLKS_PAD_SRC 1 | ||
256 | |||
257 | /* we don't do multichannel for now */ | ||
258 | struct omap_mcbsp_reg_cfg { | ||
259 | u16 spcr2; | ||
260 | u16 spcr1; | ||
261 | u16 rcr2; | ||
262 | u16 rcr1; | ||
263 | u16 xcr2; | ||
264 | u16 xcr1; | ||
265 | u16 srgr2; | ||
266 | u16 srgr1; | ||
267 | u16 mcr2; | ||
268 | u16 mcr1; | ||
269 | u16 pcr0; | ||
270 | u16 rcerc; | ||
271 | u16 rcerd; | ||
272 | u16 xcerc; | ||
273 | u16 xcerd; | ||
274 | u16 rcere; | ||
275 | u16 rcerf; | ||
276 | u16 xcere; | ||
277 | u16 xcerf; | ||
278 | u16 rcerg; | ||
279 | u16 rcerh; | ||
280 | u16 xcerg; | ||
281 | u16 xcerh; | ||
282 | u16 xccr; | ||
283 | u16 rccr; | ||
284 | }; | ||
285 | |||
286 | typedef enum { | ||
287 | OMAP_MCBSP_WORD_8 = 0, | ||
288 | OMAP_MCBSP_WORD_12, | ||
289 | OMAP_MCBSP_WORD_16, | ||
290 | OMAP_MCBSP_WORD_20, | ||
291 | OMAP_MCBSP_WORD_24, | ||
292 | OMAP_MCBSP_WORD_32, | ||
293 | } omap_mcbsp_word_length; | ||
294 | |||
295 | /* Platform specific configuration */ | 34 | /* Platform specific configuration */ |
296 | struct omap_mcbsp_ops { | 35 | struct omap_mcbsp_ops { |
297 | void (*request)(unsigned int); | 36 | void (*request)(unsigned int); |
@@ -312,43 +51,6 @@ struct omap_mcbsp_platform_data { | |||
312 | int (*mux_signal)(struct device *dev, const char *signal, const char *src); | 51 | int (*mux_signal)(struct device *dev, const char *signal, const char *src); |
313 | }; | 52 | }; |
314 | 53 | ||
315 | struct omap_mcbsp_st_data { | ||
316 | void __iomem *io_base_st; | ||
317 | bool running; | ||
318 | bool enabled; | ||
319 | s16 taps[128]; /* Sidetone filter coefficients */ | ||
320 | int nr_taps; /* Number of filter coefficients in use */ | ||
321 | s16 ch0gain; | ||
322 | s16 ch1gain; | ||
323 | }; | ||
324 | |||
325 | struct omap_mcbsp { | ||
326 | struct device *dev; | ||
327 | unsigned long phys_base; | ||
328 | unsigned long phys_dma_base; | ||
329 | void __iomem *io_base; | ||
330 | u8 id; | ||
331 | u8 free; | ||
332 | |||
333 | int rx_irq; | ||
334 | int tx_irq; | ||
335 | |||
336 | /* DMA stuff */ | ||
337 | u8 dma_rx_sync; | ||
338 | u8 dma_tx_sync; | ||
339 | |||
340 | /* Protect the field .free, while checking if the mcbsp is in use */ | ||
341 | spinlock_t lock; | ||
342 | struct omap_mcbsp_platform_data *pdata; | ||
343 | struct clk *fclk; | ||
344 | struct omap_mcbsp_st_data *st_data; | ||
345 | int dma_op_mode; | ||
346 | u16 max_tx_thres; | ||
347 | u16 max_rx_thres; | ||
348 | void *reg_cache; | ||
349 | int reg_cache_size; | ||
350 | }; | ||
351 | |||
352 | /** | 54 | /** |
353 | * omap_mcbsp_dev_attr - OMAP McBSP device attributes for omap_hwmod | 55 | * omap_mcbsp_dev_attr - OMAP McBSP device attributes for omap_hwmod |
354 | * @sidetone: name of the sidetone device | 56 | * @sidetone: name of the sidetone device |
@@ -357,39 +59,4 @@ struct omap_mcbsp_dev_attr { | |||
357 | const char *sidetone; | 59 | const char *sidetone; |
358 | }; | 60 | }; |
359 | 61 | ||
360 | extern struct omap_mcbsp **mcbsp_ptr; | ||
361 | extern int omap_mcbsp_count; | ||
362 | |||
363 | int omap_mcbsp_init(void); | ||
364 | void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config); | ||
365 | void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold); | ||
366 | void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold); | ||
367 | u16 omap_mcbsp_get_max_tx_threshold(unsigned int id); | ||
368 | u16 omap_mcbsp_get_max_rx_threshold(unsigned int id); | ||
369 | u16 omap_mcbsp_get_fifo_size(unsigned int id); | ||
370 | u16 omap_mcbsp_get_tx_delay(unsigned int id); | ||
371 | u16 omap_mcbsp_get_rx_delay(unsigned int id); | ||
372 | int omap_mcbsp_get_dma_op_mode(unsigned int id); | ||
373 | int omap_mcbsp_request(unsigned int id); | ||
374 | void omap_mcbsp_free(unsigned int id); | ||
375 | void omap_mcbsp_start(unsigned int id, int tx, int rx); | ||
376 | void omap_mcbsp_stop(unsigned int id, int tx, int rx); | ||
377 | |||
378 | /* McBSP functional clock source changing function */ | ||
379 | extern int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id); | ||
380 | |||
381 | /* McBSP signal muxing API */ | ||
382 | void omap2_mcbsp1_mux_clkr_src(u8 mux); | ||
383 | void omap2_mcbsp1_mux_fsr_src(u8 mux); | ||
384 | |||
385 | int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream); | ||
386 | int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream); | ||
387 | |||
388 | /* Sidetone specific API */ | ||
389 | int omap_st_set_chgain(unsigned int id, int channel, s16 chgain); | ||
390 | int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain); | ||
391 | int omap_st_enable(unsigned int id); | ||
392 | int omap_st_disable(unsigned int id); | ||
393 | int omap_st_is_enabled(unsigned int id); | ||
394 | |||
395 | #endif | 62 | #endif |