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1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Porting to u-boot:
4  *
5  * (C) Copyright 2010
6  * Stefano Babic, DENX Software Engineering, sbabic@denx.de
7  *
8  * Linux IPU driver for MX51:
9  *
10  * (C) Copyright 2005-2009 Freescale Semiconductor, Inc.
11  */
12 
13 #ifndef __IPU_REGS_INCLUDED__
14 #define __IPU_REGS_INCLUDED__
15 
16 #define IPU_DISP0_BASE		0x00000000
17 #define IPU_MCU_T_DEFAULT	8
18 #define IPU_DISP1_BASE		(IPU_MCU_T_DEFAULT << 25)
19 #define IPU_CM_REG_BASE		0x00000000
20 #define IPU_STAT_REG_BASE	0x00000200
21 #define IPU_IDMAC_REG_BASE	0x00008000
22 #define IPU_ISP_REG_BASE	0x00010000
23 #define IPU_DP_REG_BASE		0x00018000
24 #define IPU_IC_REG_BASE		0x00020000
25 #define IPU_IRT_REG_BASE	0x00028000
26 #define IPU_CSI0_REG_BASE	0x00030000
27 #define IPU_CSI1_REG_BASE	0x00038000
28 #define IPU_DI0_REG_BASE	0x00040000
29 #define IPU_DI1_REG_BASE	0x00048000
30 #define IPU_SMFC_REG_BASE	0x00050000
31 #define IPU_DC_REG_BASE		0x00058000
32 #define IPU_DMFC_REG_BASE	0x00060000
33 #define IPU_VDI_REG_BASE	0x00680000
34 #if defined(CONFIG_MX51) || defined(CONFIG_MX53)
35 #define IPU_CPMEM_REG_BASE	0x01000000
36 #define IPU_LUT_REG_BASE	0x01020000
37 #define IPU_SRM_REG_BASE	0x01040000
38 #define IPU_TPM_REG_BASE	0x01060000
39 #define IPU_DC_TMPL_REG_BASE	0x01080000
40 #define IPU_ISP_TBPR_REG_BASE	0x010C0000
41 #elif defined(CONFIG_MX6)
42 #define IPU_CPMEM_REG_BASE	0x00100000
43 #define IPU_LUT_REG_BASE	0x00120000
44 #define IPU_SRM_REG_BASE	0x00140000
45 #define IPU_TPM_REG_BASE	0x00160000
46 #define IPU_DC_TMPL_REG_BASE	0x00180000
47 #define IPU_ISP_TBPR_REG_BASE	0x001C0000
48 #endif
49 
50 #define IPU_CTRL_BASE_ADDR	(IPU_SOC_BASE_ADDR + IPU_SOC_OFFSET)
51 
52 extern u32 *ipu_dc_tmpl_reg;
53 
54 #define DC_EVT_NF		0
55 #define DC_EVT_NL		1
56 #define DC_EVT_EOF		2
57 #define DC_EVT_NFIELD		3
58 #define DC_EVT_EOL		4
59 #define DC_EVT_EOFIELD		5
60 #define DC_EVT_NEW_ADDR		6
61 #define DC_EVT_NEW_CHAN		7
62 #define DC_EVT_NEW_DATA		8
63 
64 #define DC_EVT_NEW_ADDR_W_0	0
65 #define DC_EVT_NEW_ADDR_W_1	1
66 #define DC_EVT_NEW_CHAN_W_0	2
67 #define DC_EVT_NEW_CHAN_W_1	3
68 #define DC_EVT_NEW_DATA_W_0	4
69 #define DC_EVT_NEW_DATA_W_1	5
70 #define DC_EVT_NEW_ADDR_R_0	6
71 #define DC_EVT_NEW_ADDR_R_1	7
72 #define DC_EVT_NEW_CHAN_R_0	8
73 #define DC_EVT_NEW_CHAN_R_1	9
74 #define DC_EVT_NEW_DATA_R_0	10
75 #define DC_EVT_NEW_DATA_R_1	11
76 
77 /* Software reset for ipu */
78 #define SW_IPU_RST	8
79 
80 enum {
81 	IPU_CONF_DP_EN = 0x00000020,
82 	IPU_CONF_DI0_EN = 0x00000040,
83 	IPU_CONF_DI1_EN = 0x00000080,
84 	IPU_CONF_DMFC_EN = 0x00000400,
85 	IPU_CONF_DC_EN = 0x00000200,
86 
87 	DI0_COUNTER_RELEASE = 0x01000000,
88 	DI1_COUNTER_RELEASE = 0x02000000,
89 
90 	DI_DW_GEN_ACCESS_SIZE_OFFSET = 24,
91 	DI_DW_GEN_COMPONENT_SIZE_OFFSET = 16,
92 
93 	DI_GEN_DI_CLK_EXT = 0x100000,
94 	DI_GEN_POLARITY_1 = 0x00000001,
95 	DI_GEN_POLARITY_2 = 0x00000002,
96 	DI_GEN_POLARITY_3 = 0x00000004,
97 	DI_GEN_POLARITY_4 = 0x00000008,
98 	DI_GEN_POLARITY_5 = 0x00000010,
99 	DI_GEN_POLARITY_6 = 0x00000020,
100 	DI_GEN_POLARITY_7 = 0x00000040,
101 	DI_GEN_POLARITY_8 = 0x00000080,
102 	DI_GEN_POL_CLK = 0x20000,
103 
104 	DI_POL_DRDY_DATA_POLARITY = 0x00000080,
105 	DI_POL_DRDY_POLARITY_15 = 0x00000010,
106 	DI_VSYNC_SEL_OFFSET = 13,
107 
108 	DC_WR_CH_CONF_FIELD_MODE = 0x00000200,
109 	DC_WR_CH_CONF_PROG_TYPE_OFFSET = 5,
110 	DC_WR_CH_CONF_PROG_TYPE_MASK = 0x000000E0,
111 	DC_WR_CH_CONF_PROG_DI_ID = 0x00000004,
112 	DC_WR_CH_CONF_PROG_DISP_ID_OFFSET = 3,
113 	DC_WR_CH_CONF_PROG_DISP_ID_MASK = 0x00000018,
114 
115 	DP_COM_CONF_FG_EN = 0x00000001,
116 	DP_COM_CONF_GWSEL = 0x00000002,
117 	DP_COM_CONF_GWAM = 0x00000004,
118 	DP_COM_CONF_GWCKE = 0x00000008,
119 	DP_COM_CONF_CSC_DEF_MASK = 0x00000300,
120 	DP_COM_CONF_CSC_DEF_OFFSET = 8,
121 	DP_COM_CONF_CSC_DEF_FG = 0x00000300,
122 	DP_COM_CONF_CSC_DEF_BG = 0x00000200,
123 	DP_COM_CONF_CSC_DEF_BOTH = 0x00000100,
124 	DP_COM_CONF_GAMMA_EN = 0x00001000,
125 	DP_COM_CONF_GAMMA_YUV_EN = 0x00002000,
126 };
127 
128 enum di_pins {
129 	DI_PIN11 = 0,
130 	DI_PIN12 = 1,
131 	DI_PIN13 = 2,
132 	DI_PIN14 = 3,
133 	DI_PIN15 = 4,
134 	DI_PIN16 = 5,
135 	DI_PIN17 = 6,
136 	DI_PIN_CS = 7,
137 
138 	DI_PIN_SER_CLK = 0,
139 	DI_PIN_SER_RS = 1,
140 };
141 
142 enum di_sync_wave {
143 	DI_SYNC_NONE = -1,
144 	DI_SYNC_CLK = 0,
145 	DI_SYNC_INT_HSYNC = 1,
146 	DI_SYNC_HSYNC = 2,
147 	DI_SYNC_VSYNC = 3,
148 	DI_SYNC_DE = 5,
149 };
150 
151 struct ipu_cm {
152 	u32 conf;
153 	u32 sisg_ctrl0;
154 	u32 sisg_ctrl1;
155 	u32 sisg_set[6];
156 	u32 sisg_clear[6];
157 	u32 int_ctrl[15];
158 	u32 sdma_event[10];
159 	u32 srm_pri1;
160 	u32 srm_pri2;
161 	u32 fs_proc_flow[3];
162 	u32 fs_disp_flow[2];
163 	u32 skip;
164 	u32 disp_alt_conf;
165 	u32 disp_gen;
166 	u32 disp_alt[4];
167 	u32 snoop;
168 	u32 mem_rst;
169 	u32 pm;
170 	u32 gpr;
171 	u32 reserved0[26];
172 	u32 ch_db_mode_sel[2];
173 	u32 reserved1[4];
174 	u32 alt_ch_db_mode_sel[2];
175 	u32 reserved2[2];
176 	u32 ch_trb_mode_sel[2];
177 };
178 
179 struct ipu_idmac {
180 	u32 conf;
181 	u32 ch_en[2];
182 	u32 sep_alpha;
183 	u32 alt_sep_alpha;
184 	u32 ch_pri[2];
185 	u32 wm_en[2];
186 	u32 lock_en[2];
187 	u32 sub_addr[5];
188 	u32 bndm_en[2];
189 	u32 sc_cord[2];
190 	u32 reserved[44];
191 	u32 ch_busy[2];
192 };
193 
194 struct ipu_com_async {
195 	u32 com_conf_async;
196 	u32 graph_wind_ctrl_async;
197 	u32 fg_pos_async;
198 	u32 cur_pos_async;
199 	u32 cur_map_async;
200 	u32 gamma_c_async[8];
201 	u32 gamma_s_async[4];
202 	u32 dp_csca_async[4];
203 	u32 dp_csc_async[2];
204 };
205 
206 struct ipu_dp {
207 	u32 com_conf_sync;
208 	u32 graph_wind_ctrl_sync;
209 	u32 fg_pos_sync;
210 	u32 cur_pos_sync;
211 	u32 cur_map_sync;
212 	u32 gamma_c_sync[8];
213 	u32 gamma_s_sync[4];
214 	u32 csca_sync[4];
215 	u32 csc_sync[2];
216 	u32 cur_pos_alt;
217 	struct ipu_com_async async[2];
218 };
219 
220 struct ipu_di {
221 	u32 general;
222 	u32 bs_clkgen0;
223 	u32 bs_clkgen1;
224 	u32 sw_gen0[9];
225 	u32 sw_gen1[9];
226 	u32 sync_as;
227 	u32 dw_gen[12];
228 	u32 dw_set[48];
229 	u32 stp_rep[4];
230 	u32 stp_rep9;
231 	u32 ser_conf;
232 	u32 ssc;
233 	u32 pol;
234 	u32 aw0;
235 	u32 aw1;
236 	u32 scr_conf;
237 	u32 stat;
238 };
239 
240 struct ipu_stat {
241 	u32 int_stat[15];
242 	u32 cur_buf[2];
243 	u32 alt_cur_buf_0;
244 	u32 alt_cur_buf_1;
245 	u32 srm_stat;
246 	u32 proc_task_stat;
247 	u32 disp_task_stat;
248 	u32 triple_cur_buf[4];
249 	u32 ch_buf0_rdy[2];
250 	u32 ch_buf1_rdy[2];
251 	u32 alt_ch_buf0_rdy[2];
252 	u32 alt_ch_buf1_rdy[2];
253 	u32 ch_buf2_rdy[2];
254 };
255 
256 struct ipu_dc_ch {
257 	u32 wr_ch_conf;
258 	u32 wr_ch_addr;
259 	u32 rl[5];
260 };
261 
262 struct ipu_dc {
263 	struct ipu_dc_ch dc_ch0_1_2[3];
264 	u32 cmd_ch_conf_3;
265 	u32 cmd_ch_conf_4;
266 	struct ipu_dc_ch dc_ch5_6[2];
267 	struct ipu_dc_ch dc_ch8;
268 	u32 rl6_ch_8;
269 	struct ipu_dc_ch dc_ch9;
270 	u32 rl6_ch_9;
271 	u32 gen;
272 	u32 disp_conf1[4];
273 	u32 disp_conf2[4];
274 	u32 di0_conf[2];
275 	u32 di1_conf[2];
276 	u32 dc_map_ptr[15];
277 	u32 dc_map_val[12];
278 	u32 udge[16];
279 	u32 lla[2];
280 	u32 r_lla[2];
281 	u32 wr_ch_addr_5_alt;
282 	u32 stat;
283 };
284 
285 struct ipu_dmfc {
286 	u32 rd_chan;
287 	u32 wr_chan;
288 	u32 wr_chan_def;
289 	u32 dp_chan;
290 	u32 dp_chan_def;
291 	u32 general[2];
292 	u32 ic_ctrl;
293 	u32 wr_chan_alt;
294 	u32 wr_chan_def_alt;
295 	u32 general1_alt;
296 	u32 stat;
297 };
298 
299 #define IPU_CM_REG		((struct ipu_cm *)(IPU_CTRL_BASE_ADDR + \
300 				IPU_CM_REG_BASE))
301 #define IPU_CONF		(&IPU_CM_REG->conf)
302 #define IPU_SRM_PRI1		(&IPU_CM_REG->srm_pri1)
303 #define IPU_SRM_PRI2		(&IPU_CM_REG->srm_pri2)
304 #define IPU_FS_PROC_FLOW1	(&IPU_CM_REG->fs_proc_flow[0])
305 #define IPU_FS_PROC_FLOW2	(&IPU_CM_REG->fs_proc_flow[1])
306 #define IPU_FS_PROC_FLOW3	(&IPU_CM_REG->fs_proc_flow[2])
307 #define IPU_FS_DISP_FLOW1	(&IPU_CM_REG->fs_disp_flow[0])
308 #define IPU_DISP_GEN		(&IPU_CM_REG->disp_gen)
309 #define IPU_MEM_RST		(&IPU_CM_REG->mem_rst)
310 #define IPU_GPR			(&IPU_CM_REG->gpr)
311 #define IPU_CHA_DB_MODE_SEL(ch)	(&IPU_CM_REG->ch_db_mode_sel[ch / 32])
312 
313 #define IPU_STAT		((struct ipu_stat *)(IPU_CTRL_BASE_ADDR + \
314 				IPU_STAT_REG_BASE))
315 #define IPU_INT_STAT(n)		(&IPU_STAT->int_stat[(n) - 1])
316 #define IPU_CHA_CUR_BUF(ch)	(&IPU_STAT->cur_buf[ch / 32])
317 #define IPU_CHA_BUF0_RDY(ch)	(&IPU_STAT->ch_buf0_rdy[ch / 32])
318 #define IPU_CHA_BUF1_RDY(ch)	(&IPU_STAT->ch_buf1_rdy[ch / 32])
319 #define IPUIRQ_2_STATREG(irq)	(IPU_INT_STAT(1) + ((irq) / 32))
320 #define IPUIRQ_2_MASK(irq)	(1UL << ((irq) & 0x1F))
321 
322 #define IPU_INT_CTRL(n)		(&IPU_CM_REG->int_ctrl[(n) - 1])
323 
324 #define IDMAC_REG		((struct ipu_idmac *)(IPU_CTRL_BASE_ADDR + \
325 				IPU_IDMAC_REG_BASE))
326 #define IDMAC_CONF		(&IDMAC_REG->conf)
327 #define IDMAC_CHA_EN(ch)	(&IDMAC_REG->ch_en[ch / 32])
328 #define IDMAC_CHA_PRI(ch)	(&IDMAC_REG->ch_pri[ch / 32])
329 
330 #define DI_REG(di)		((struct ipu_di *)(IPU_CTRL_BASE_ADDR + \
331 				((di == 1) ? IPU_DI1_REG_BASE : \
332 				IPU_DI0_REG_BASE)))
333 #define DI_GENERAL(di)		(&DI_REG(di)->general)
334 #define DI_BS_CLKGEN0(di)	(&DI_REG(di)->bs_clkgen0)
335 #define DI_BS_CLKGEN1(di)	(&DI_REG(di)->bs_clkgen1)
336 
337 #define DI_SW_GEN0(di, gen)	(&DI_REG(di)->sw_gen0[gen - 1])
338 #define DI_SW_GEN1(di, gen)	(&DI_REG(di)->sw_gen1[gen - 1])
339 #define DI_STP_REP(di, gen)	(&DI_REG(di)->stp_rep[(gen - 1) / 2])
340 #define DI_STP_REP9(di)		(&DI_REG(di)->stp_rep9)
341 #define DI_SYNC_AS_GEN(di)	(&DI_REG(di)->sync_as)
342 #define DI_DW_GEN(di, gen)	(&DI_REG(di)->dw_gen[gen])
343 #define DI_DW_SET(di, gen, set)	(&DI_REG(di)->dw_set[gen + 12 * set])
344 #define DI_POL(di)		(&DI_REG(di)->pol)
345 #define DI_SCR_CONF(di)		(&DI_REG(di)->scr_conf)
346 
347 #define DMFC_REG		((struct ipu_dmfc *)(IPU_CTRL_BASE_ADDR + \
348 				IPU_DMFC_REG_BASE))
349 #define DMFC_WR_CHAN		(&DMFC_REG->wr_chan)
350 #define DMFC_WR_CHAN_DEF	(&DMFC_REG->wr_chan_def)
351 #define DMFC_DP_CHAN		(&DMFC_REG->dp_chan)
352 #define DMFC_DP_CHAN_DEF	(&DMFC_REG->dp_chan_def)
353 #define DMFC_GENERAL1		(&DMFC_REG->general[0])
354 #define DMFC_IC_CTRL		(&DMFC_REG->ic_ctrl)
355 
356 
357 #define DC_REG			((struct ipu_dc *)(IPU_CTRL_BASE_ADDR + \
358 				IPU_DC_REG_BASE))
359 #define DC_MAP_CONF_PTR(n)	(&DC_REG->dc_map_ptr[n / 2])
360 #define DC_MAP_CONF_VAL(n)	(&DC_REG->dc_map_val[n / 2])
361 
362 
dc_ch_offset(int ch)363 static inline struct ipu_dc_ch *dc_ch_offset(int ch)
364 {
365 	switch (ch) {
366 	case 0:
367 	case 1:
368 	case 2:
369 		return &DC_REG->dc_ch0_1_2[ch];
370 	case 5:
371 	case 6:
372 		return &DC_REG->dc_ch5_6[ch - 5];
373 	case 8:
374 		return &DC_REG->dc_ch8;
375 	case 9:
376 		return &DC_REG->dc_ch9;
377 	default:
378 		printf("%s: invalid channel %d\n", __func__, ch);
379 		return NULL;
380 	}
381 
382 }
383 
384 #define DC_RL_CH(ch, evt)	(&dc_ch_offset(ch)->rl[evt / 2])
385 
386 #define DC_WR_CH_CONF(ch)	(&dc_ch_offset(ch)->wr_ch_conf)
387 #define DC_WR_CH_ADDR(ch)	(&dc_ch_offset(ch)->wr_ch_addr)
388 
389 #define DC_WR_CH_CONF_1		DC_WR_CH_CONF(1)
390 #define DC_WR_CH_CONF_5		DC_WR_CH_CONF(5)
391 
392 #define DC_GEN			(&DC_REG->gen)
393 #define DC_DISP_CONF2(disp)	(&DC_REG->disp_conf2[disp])
394 #define DC_STAT			(&DC_REG->stat)
395 
396 #define DP_SYNC 0
397 #define DP_ASYNC0 0x60
398 #define DP_ASYNC1 0xBC
399 
400 #define DP_REG			((struct ipu_dp *)(IPU_CTRL_BASE_ADDR + \
401 				IPU_DP_REG_BASE))
402 #define DP_COM_CONF()		(&DP_REG->com_conf_sync)
403 #define DP_GRAPH_WIND_CTRL()	(&DP_REG->graph_wind_ctrl_sync)
404 #define DP_CSC_A_0()		(&DP_REG->csca_sync[0])
405 #define DP_CSC_A_1()		(&DP_REG->csca_sync[1])
406 #define DP_CSC_A_2()		(&DP_REG->csca_sync[2])
407 #define DP_CSC_A_3()		(&DP_REG->csca_sync[3])
408 
409 #define DP_CSC_0()		(&DP_REG->csc_sync[0])
410 #define DP_CSC_1()		(&DP_REG->csc_sync[1])
411 
412 /* DC template opcodes */
413 #define WROD(lf)		(0x18 | (lf << 1))
414 
415 #endif
416