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1 /*
2 * (C) Copyright 2013
3 * Texas Instruments Incorporated, <www.ti.com>
4 *
5 * Lokesh Vutla <lokeshvutla@ti.com>
6 *
7 * Based on previous work by:
8 * Aneesh V <aneesh@ti.com>
9 * Steve Sakoman <steve@sakoman.com>
10 *
11 * SPDX-License-Identifier: GPL-2.0+
12 */
13 #include <common.h>
14 #include <palmas.h>
15 #include <sata.h>
16 #include <linux/string.h>
17 #include <asm/gpio.h>
18 #include <usb.h>
19 #include <linux/usb/gadget.h>
20 #include <asm/arch/gpio.h>
21 #include <asm/arch/dra7xx_iodelay.h>
22 #include <asm/emif.h>
23 #include <asm/arch/sys_proto.h>
24 #include <asm/arch/mmc_host_def.h>
25 #include <asm/arch/sata.h>
26 #include <environment.h>
27 #include <dwc3-uboot.h>
28 #include <dwc3-omap-uboot.h>
29 #include <ti-usb-phy-uboot.h>
30 #include <miiphy.h>
31
32 #include "mux_data.h"
33 #include "../common/board_detect.h"
34
35 #define board_is_dra74x_evm() board_ti_is("5777xCPU")
36 #define board_is_dra72x_evm() board_ti_is("DRA72x-T")
37 #define board_is_dra74x_revh_or_later() board_is_dra74x_evm() && \
38 (strncmp("H", board_ti_get_rev(), 1) <= 0)
39 #define board_is_dra72x_revc_or_later() board_is_dra72x_evm() && \
40 (strncmp("C", board_ti_get_rev(), 1) <= 0)
41 #define board_ti_get_emif_size() board_ti_get_emif1_size() + \
42 board_ti_get_emif2_size()
43
44 #ifdef CONFIG_DRIVER_TI_CPSW
45 #include <cpsw.h>
46 #endif
47
48 DECLARE_GLOBAL_DATA_PTR;
49
50 /* GPIO 7_11 */
51 #define GPIO_DDR_VTT_EN 203
52
53 #define SYSINFO_BOARD_NAME_MAX_LEN 37
54
55 const struct omap_sysinfo sysinfo = {
56 "Board: UNKNOWN(DRA7 EVM) REV UNKNOWN\n"
57 };
58
59 static const struct emif_regs emif1_ddr3_532_mhz_1cs = {
60 .sdram_config_init = 0x61851ab2,
61 .sdram_config = 0x61851ab2,
62 .sdram_config2 = 0x08000000,
63 .ref_ctrl = 0x000040F1,
64 .ref_ctrl_final = 0x00001035,
65 .sdram_tim1 = 0xCCCF36B3,
66 .sdram_tim2 = 0x308F7FDA,
67 .sdram_tim3 = 0x427F88A8,
68 .read_idle_ctrl = 0x00050000,
69 .zq_config = 0x0007190B,
70 .temp_alert_config = 0x00000000,
71 .emif_ddr_phy_ctlr_1_init = 0x0024400B,
72 .emif_ddr_phy_ctlr_1 = 0x0E24400B,
73 .emif_ddr_ext_phy_ctrl_1 = 0x10040100,
74 .emif_ddr_ext_phy_ctrl_2 = 0x00910091,
75 .emif_ddr_ext_phy_ctrl_3 = 0x00950095,
76 .emif_ddr_ext_phy_ctrl_4 = 0x009B009B,
77 .emif_ddr_ext_phy_ctrl_5 = 0x009E009E,
78 .emif_rd_wr_lvl_rmp_win = 0x00000000,
79 .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
80 .emif_rd_wr_lvl_ctl = 0x00000000,
81 .emif_rd_wr_exec_thresh = 0x00000305
82 };
83
84 static const struct emif_regs emif2_ddr3_532_mhz_1cs = {
85 .sdram_config_init = 0x61851B32,
86 .sdram_config = 0x61851B32,
87 .sdram_config2 = 0x08000000,
88 .ref_ctrl = 0x000040F1,
89 .ref_ctrl_final = 0x00001035,
90 .sdram_tim1 = 0xCCCF36B3,
91 .sdram_tim2 = 0x308F7FDA,
92 .sdram_tim3 = 0x427F88A8,
93 .read_idle_ctrl = 0x00050000,
94 .zq_config = 0x0007190B,
95 .temp_alert_config = 0x00000000,
96 .emif_ddr_phy_ctlr_1_init = 0x0024400B,
97 .emif_ddr_phy_ctlr_1 = 0x0E24400B,
98 .emif_ddr_ext_phy_ctrl_1 = 0x10040100,
99 .emif_ddr_ext_phy_ctrl_2 = 0x00910091,
100 .emif_ddr_ext_phy_ctrl_3 = 0x00950095,
101 .emif_ddr_ext_phy_ctrl_4 = 0x009B009B,
102 .emif_ddr_ext_phy_ctrl_5 = 0x009E009E,
103 .emif_rd_wr_lvl_rmp_win = 0x00000000,
104 .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
105 .emif_rd_wr_lvl_ctl = 0x00000000,
106 .emif_rd_wr_exec_thresh = 0x00000305
107 };
108
109 static const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es1 = {
110 .sdram_config_init = 0x61862B32,
111 .sdram_config = 0x61862B32,
112 .sdram_config2 = 0x08000000,
113 .ref_ctrl = 0x0000514C,
114 .ref_ctrl_final = 0x0000144A,
115 .sdram_tim1 = 0xD113781C,
116 .sdram_tim2 = 0x30717FE3,
117 .sdram_tim3 = 0x409F86A8,
118 .read_idle_ctrl = 0x00050000,
119 .zq_config = 0x5007190B,
120 .temp_alert_config = 0x00000000,
121 .emif_ddr_phy_ctlr_1_init = 0x0024400D,
122 .emif_ddr_phy_ctlr_1 = 0x0E24400D,
123 .emif_ddr_ext_phy_ctrl_1 = 0x10040100,
124 .emif_ddr_ext_phy_ctrl_2 = 0x00A400A4,
125 .emif_ddr_ext_phy_ctrl_3 = 0x00A900A9,
126 .emif_ddr_ext_phy_ctrl_4 = 0x00B000B0,
127 .emif_ddr_ext_phy_ctrl_5 = 0x00B000B0,
128 .emif_rd_wr_lvl_rmp_win = 0x00000000,
129 .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
130 .emif_rd_wr_lvl_ctl = 0x00000000,
131 .emif_rd_wr_exec_thresh = 0x00000305
132 };
133
134 const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es2 = {
135 .sdram_config_init = 0x61862BB2,
136 .sdram_config = 0x61862BB2,
137 .sdram_config2 = 0x00000000,
138 .ref_ctrl = 0x0000514D,
139 .ref_ctrl_final = 0x0000144A,
140 .sdram_tim1 = 0xD1137824,
141 .sdram_tim2 = 0x30B37FE3,
142 .sdram_tim3 = 0x409F8AD8,
143 .read_idle_ctrl = 0x00050000,
144 .zq_config = 0x5007190B,
145 .temp_alert_config = 0x00000000,
146 .emif_ddr_phy_ctlr_1_init = 0x0824400E,
147 .emif_ddr_phy_ctlr_1 = 0x0E24400E,
148 .emif_ddr_ext_phy_ctrl_1 = 0x04040100,
149 .emif_ddr_ext_phy_ctrl_2 = 0x006B009F,
150 .emif_ddr_ext_phy_ctrl_3 = 0x006B00A2,
151 .emif_ddr_ext_phy_ctrl_4 = 0x006B00A8,
152 .emif_ddr_ext_phy_ctrl_5 = 0x006B00A8,
153 .emif_rd_wr_lvl_rmp_win = 0x00000000,
154 .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
155 .emif_rd_wr_lvl_ctl = 0x00000000,
156 .emif_rd_wr_exec_thresh = 0x00000305
157 };
158
159 const struct emif_regs emif1_ddr3_532_mhz_1cs_2G = {
160 .sdram_config_init = 0x61851ab2,
161 .sdram_config = 0x61851ab2,
162 .sdram_config2 = 0x08000000,
163 .ref_ctrl = 0x000040F1,
164 .ref_ctrl_final = 0x00001035,
165 .sdram_tim1 = 0xCCCF36B3,
166 .sdram_tim2 = 0x30BF7FDA,
167 .sdram_tim3 = 0x427F8BA8,
168 .read_idle_ctrl = 0x00050000,
169 .zq_config = 0x0007190B,
170 .temp_alert_config = 0x00000000,
171 .emif_ddr_phy_ctlr_1_init = 0x0024400B,
172 .emif_ddr_phy_ctlr_1 = 0x0E24400B,
173 .emif_ddr_ext_phy_ctrl_1 = 0x10040100,
174 .emif_ddr_ext_phy_ctrl_2 = 0x00910091,
175 .emif_ddr_ext_phy_ctrl_3 = 0x00950095,
176 .emif_ddr_ext_phy_ctrl_4 = 0x009B009B,
177 .emif_ddr_ext_phy_ctrl_5 = 0x009E009E,
178 .emif_rd_wr_lvl_rmp_win = 0x00000000,
179 .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
180 .emif_rd_wr_lvl_ctl = 0x00000000,
181 .emif_rd_wr_exec_thresh = 0x00000305
182 };
183
184 const struct emif_regs emif2_ddr3_532_mhz_1cs_2G = {
185 .sdram_config_init = 0x61851B32,
186 .sdram_config = 0x61851B32,
187 .sdram_config2 = 0x08000000,
188 .ref_ctrl = 0x000040F1,
189 .ref_ctrl_final = 0x00001035,
190 .sdram_tim1 = 0xCCCF36B3,
191 .sdram_tim2 = 0x308F7FDA,
192 .sdram_tim3 = 0x427F88A8,
193 .read_idle_ctrl = 0x00050000,
194 .zq_config = 0x0007190B,
195 .temp_alert_config = 0x00000000,
196 .emif_ddr_phy_ctlr_1_init = 0x0024400B,
197 .emif_ddr_phy_ctlr_1 = 0x0E24400B,
198 .emif_ddr_ext_phy_ctrl_1 = 0x10040100,
199 .emif_ddr_ext_phy_ctrl_2 = 0x00910091,
200 .emif_ddr_ext_phy_ctrl_3 = 0x00950095,
201 .emif_ddr_ext_phy_ctrl_4 = 0x009B009B,
202 .emif_ddr_ext_phy_ctrl_5 = 0x009E009E,
203 .emif_rd_wr_lvl_rmp_win = 0x00000000,
204 .emif_rd_wr_lvl_rmp_ctl = 0x80000000,
205 .emif_rd_wr_lvl_ctl = 0x00000000,
206 .emif_rd_wr_exec_thresh = 0x00000305
207 };
208
209 void emif_get_reg_dump(u32 emif_nr, const struct emif_regs **regs)
210 {
211 u64 ram_size;
212
213 ram_size = board_ti_get_emif_size();
214
215 switch (omap_revision()) {
216 case DRA752_ES1_0:
217 case DRA752_ES1_1:
218 case DRA752_ES2_0:
219 switch (emif_nr) {
220 case 1:
221 if (ram_size > CONFIG_MAX_MEM_MAPPED)
222 *regs = &emif1_ddr3_532_mhz_1cs_2G;
223 else
224 *regs = &emif1_ddr3_532_mhz_1cs;
225 break;
226 case 2:
227 if (ram_size > CONFIG_MAX_MEM_MAPPED)
228 *regs = &emif2_ddr3_532_mhz_1cs_2G;
229 else
230 *regs = &emif2_ddr3_532_mhz_1cs;
231 break;
232 }
233 break;
234 case DRA722_ES1_0:
235 case DRA722_ES2_0:
236 if (ram_size < CONFIG_MAX_MEM_MAPPED)
237 *regs = &emif_1_regs_ddr3_666_mhz_1cs_dra_es1;
238 else
239 *regs = &emif_1_regs_ddr3_666_mhz_1cs_dra_es2;
240 break;
241 default:
242 *regs = &emif1_ddr3_532_mhz_1cs;
243 }
244 }
245
246 static const struct dmm_lisa_map_regs lisa_map_dra7_1536MB = {
247 .dmm_lisa_map_0 = 0x0,
248 .dmm_lisa_map_1 = 0x80640300,
249 .dmm_lisa_map_2 = 0xC0500220,
250 .dmm_lisa_map_3 = 0xFF020100,
251 .is_ma_present = 0x1
252 };
253
254 static const struct dmm_lisa_map_regs lisa_map_2G_x_2 = {
255 .dmm_lisa_map_0 = 0x0,
256 .dmm_lisa_map_1 = 0x0,
257 .dmm_lisa_map_2 = 0x80600100,
258 .dmm_lisa_map_3 = 0xFF020100,
259 .is_ma_present = 0x1
260 };
261
262 const struct dmm_lisa_map_regs lisa_map_dra7_2GB = {
263 .dmm_lisa_map_0 = 0x0,
264 .dmm_lisa_map_1 = 0x0,
265 .dmm_lisa_map_2 = 0x80740300,
266 .dmm_lisa_map_3 = 0xFF020100,
267 .is_ma_present = 0x1
268 };
269
270 /*
271 * DRA722 EVM EMIF1 2GB CONFIGURATION
272 * EMIF1 4 devices of 512Mb x 8 Micron
273 */
274 const struct dmm_lisa_map_regs lisa_map_2G_x_4 = {
275 .dmm_lisa_map_0 = 0x0,
276 .dmm_lisa_map_1 = 0x0,
277 .dmm_lisa_map_2 = 0x80700100,
278 .dmm_lisa_map_3 = 0xFF020100,
279 .is_ma_present = 0x1
280 };
281
282 void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
283 {
284 u64 ram_size;
285
286 ram_size = board_ti_get_emif_size();
287
288 switch (omap_revision()) {
289 case DRA752_ES1_0:
290 case DRA752_ES1_1:
291 case DRA752_ES2_0:
292 if (ram_size > CONFIG_MAX_MEM_MAPPED)
293 *dmm_lisa_regs = &lisa_map_dra7_2GB;
294 else
295 *dmm_lisa_regs = &lisa_map_dra7_1536MB;
296 break;
297 case DRA722_ES1_0:
298 case DRA722_ES2_0:
299 default:
300 if (ram_size < CONFIG_MAX_MEM_MAPPED)
301 *dmm_lisa_regs = &lisa_map_2G_x_2;
302 else
303 *dmm_lisa_regs = &lisa_map_2G_x_4;
304 break;
305 }
306 }
307
308 /**
309 * @brief board_init
310 *
311 * @return 0
312 */
313 int board_init(void)
314 {
315 gpmc_init();
316 gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
317
318 return 0;
319 }
320
321 void dram_init_banksize(void)
322 {
323 u64 ram_size;
324
325 ram_size = board_ti_get_emif_size();
326
327 gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
328 gd->bd->bi_dram[0].size = get_effective_memsize();
329 if (ram_size > CONFIG_MAX_MEM_MAPPED) {
330 gd->bd->bi_dram[1].start = 0x200000000;
331 gd->bd->bi_dram[1].size = ram_size - CONFIG_MAX_MEM_MAPPED;
332 }
333 }
334
335 int board_late_init(void)
336 {
337 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
338 char *name = "unknown";
339
340 if (is_dra72x())
341 name = "dra72x";
342 else
343 name = "dra7xx";
344
345 set_board_info_env(name);
346
347 omap_die_id_serial();
348 #endif
349 return 0;
350 }
351
352 #ifdef CONFIG_SPL_BUILD
353 void do_board_detect(void)
354 {
355 int rc;
356
357 rc = ti_i2c_eeprom_dra7_get(CONFIG_EEPROM_BUS_ADDRESS,
358 CONFIG_EEPROM_CHIP_ADDRESS);
359 if (rc)
360 printf("ti_i2c_eeprom_init failed %d\n", rc);
361 }
362
363 #else
364
365 void do_board_detect(void)
366 {
367 char *bname = NULL;
368 int rc;
369
370 rc = ti_i2c_eeprom_dra7_get(CONFIG_EEPROM_BUS_ADDRESS,
371 CONFIG_EEPROM_CHIP_ADDRESS);
372 if (rc)
373 printf("ti_i2c_eeprom_init failed %d\n", rc);
374
375 if (board_is_dra74x_evm()) {
376 bname = "DRA74x EVM";
377 } else if (board_is_dra72x_evm()) {
378 bname = "DRA72x EVM";
379 } else {
380 /* If EEPROM is not populated */
381 if (is_dra72x())
382 bname = "DRA72x EVM";
383 else
384 bname = "DRA74x EVM";
385 }
386
387 if (bname)
388 snprintf(sysinfo.board_string, SYSINFO_BOARD_NAME_MAX_LEN,
389 "Board: %s REV %s\n", bname, board_ti_get_rev());
390 }
391 #endif /* CONFIG_SPL_BUILD */
392
393 void set_muxconf_regs(void)
394 {
395 do_set_mux32((*ctrl)->control_padconf_core_base,
396 early_padconf, ARRAY_SIZE(early_padconf));
397 }
398
399 #ifdef CONFIG_IODELAY_RECALIBRATION
400 void recalibrate_iodelay(void)
401 {
402 struct pad_conf_entry const *pads, *delta_pads = NULL;
403 struct iodelay_cfg_entry const *iodelay;
404 int npads, niodelays, delta_npads = 0;
405 int ret;
406
407 switch (omap_revision()) {
408 case DRA722_ES1_0:
409 case DRA722_ES2_0:
410 pads = dra72x_core_padconf_array_common;
411 npads = ARRAY_SIZE(dra72x_core_padconf_array_common);
412 if (board_is_dra72x_revc_or_later()) {
413 delta_pads = dra72x_rgmii_padconf_array_revc;
414 delta_npads =
415 ARRAY_SIZE(dra72x_rgmii_padconf_array_revc);
416 iodelay = dra72_iodelay_cfg_array_revc;
417 niodelays = ARRAY_SIZE(dra72_iodelay_cfg_array_revc);
418 } else {
419 delta_pads = dra72x_rgmii_padconf_array_revb;
420 delta_npads =
421 ARRAY_SIZE(dra72x_rgmii_padconf_array_revb);
422 iodelay = dra72_iodelay_cfg_array_revb;
423 niodelays = ARRAY_SIZE(dra72_iodelay_cfg_array_revb);
424 }
425 break;
426 case DRA752_ES1_0:
427 case DRA752_ES1_1:
428 pads = dra74x_core_padconf_array;
429 npads = ARRAY_SIZE(dra74x_core_padconf_array);
430 iodelay = dra742_es1_1_iodelay_cfg_array;
431 niodelays = ARRAY_SIZE(dra742_es1_1_iodelay_cfg_array);
432 break;
433 default:
434 case DRA752_ES2_0:
435 pads = dra74x_core_padconf_array;
436 npads = ARRAY_SIZE(dra74x_core_padconf_array);
437 iodelay = dra742_es2_0_iodelay_cfg_array;
438 niodelays = ARRAY_SIZE(dra742_es2_0_iodelay_cfg_array);
439 /* Setup port1 and port2 for rgmii with 'no-id' mode */
440 clrset_spare_register(1, 0, RGMII2_ID_MODE_N_MASK |
441 RGMII1_ID_MODE_N_MASK);
442 break;
443 }
444 /* Setup I/O isolation */
445 ret = __recalibrate_iodelay_start();
446 if (ret)
447 goto err;
448
449 /* Do the muxing here */
450 do_set_mux32((*ctrl)->control_padconf_core_base, pads, npads);
451
452 /* Now do the weird minor deltas that should be safe */
453 if (delta_npads)
454 do_set_mux32((*ctrl)->control_padconf_core_base,
455 delta_pads, delta_npads);
456
457 /* Setup IOdelay configuration */
458 ret = do_set_iodelay((*ctrl)->iodelay_config_base, iodelay, niodelays);
459 err:
460 /* Closeup.. remove isolation */
461 __recalibrate_iodelay_end(ret);
462 }
463 #endif
464
465 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
466 int board_mmc_init(bd_t *bis)
467 {
468 omap_mmc_init(0, 0, 0, -1, -1);
469 omap_mmc_init(1, 0, 0, -1, -1);
470 return 0;
471 }
472 #endif
473
474 #ifdef CONFIG_USB_DWC3
475 static struct dwc3_device usb_otg_ss1 = {
476 .maximum_speed = USB_SPEED_SUPER,
477 .base = DRA7_USB_OTG_SS1_BASE,
478 .tx_fifo_resize = false,
479 .index = 0,
480 };
481
482 static struct dwc3_omap_device usb_otg_ss1_glue = {
483 .base = (void *)DRA7_USB_OTG_SS1_GLUE_BASE,
484 .utmi_mode = DWC3_OMAP_UTMI_MODE_SW,
485 .index = 0,
486 };
487
488 static struct ti_usb_phy_device usb_phy1_device = {
489 .pll_ctrl_base = (void *)DRA7_USB3_PHY1_PLL_CTRL,
490 .usb2_phy_power = (void *)DRA7_USB2_PHY1_POWER,
491 .usb3_phy_power = (void *)DRA7_USB3_PHY1_POWER,
492 .index = 0,
493 };
494
495 static struct dwc3_device usb_otg_ss2 = {
496 .maximum_speed = USB_SPEED_SUPER,
497 .base = DRA7_USB_OTG_SS2_BASE,
498 .tx_fifo_resize = false,
499 .index = 1,
500 };
501
502 static struct dwc3_omap_device usb_otg_ss2_glue = {
503 .base = (void *)DRA7_USB_OTG_SS2_GLUE_BASE,
504 .utmi_mode = DWC3_OMAP_UTMI_MODE_SW,
505 .index = 1,
506 };
507
508 static struct ti_usb_phy_device usb_phy2_device = {
509 .usb2_phy_power = (void *)DRA7_USB2_PHY2_POWER,
510 .index = 1,
511 };
512
513 int board_usb_init(int index, enum usb_init_type init)
514 {
515 enable_usb_clocks(index);
516 switch (index) {
517 case 0:
518 if (init == USB_INIT_DEVICE) {
519 usb_otg_ss1.dr_mode = USB_DR_MODE_PERIPHERAL;
520 usb_otg_ss1_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID;
521 } else {
522 usb_otg_ss1.dr_mode = USB_DR_MODE_HOST;
523 usb_otg_ss1_glue.vbus_id_status = OMAP_DWC3_ID_GROUND;
524 }
525
526 ti_usb_phy_uboot_init(&usb_phy1_device);
527 dwc3_omap_uboot_init(&usb_otg_ss1_glue);
528 dwc3_uboot_init(&usb_otg_ss1);
529 break;
530 case 1:
531 if (init == USB_INIT_DEVICE) {
532 usb_otg_ss2.dr_mode = USB_DR_MODE_PERIPHERAL;
533 usb_otg_ss2_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID;
534 } else {
535 usb_otg_ss2.dr_mode = USB_DR_MODE_HOST;
536 usb_otg_ss2_glue.vbus_id_status = OMAP_DWC3_ID_GROUND;
537 }
538
539 ti_usb_phy_uboot_init(&usb_phy2_device);
540 dwc3_omap_uboot_init(&usb_otg_ss2_glue);
541 dwc3_uboot_init(&usb_otg_ss2);
542 break;
543 default:
544 printf("Invalid Controller Index\n");
545 }
546
547 return 0;
548 }
549
550 int board_usb_cleanup(int index, enum usb_init_type init)
551 {
552 switch (index) {
553 case 0:
554 case 1:
555 ti_usb_phy_uboot_exit(index);
556 dwc3_uboot_exit(index);
557 dwc3_omap_uboot_exit(index);
558 break;
559 default:
560 printf("Invalid Controller Index\n");
561 }
562 disable_usb_clocks(index);
563 return 0;
564 }
565
566 int usb_gadget_handle_interrupts(int index)
567 {
568 u32 status;
569
570 status = dwc3_omap_uboot_interrupt_status(index);
571 if (status)
572 dwc3_uboot_handle_interrupt(index);
573
574 return 0;
575 }
576 #endif
577
578 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_OS_BOOT)
579 int spl_start_uboot(void)
580 {
581 /* break into full u-boot on 'c' */
582 if (serial_tstc() && serial_getc() == 'c')
583 return 1;
584
585 #ifdef CONFIG_SPL_ENV_SUPPORT
586 env_init();
587 env_relocate_spec();
588 if (getenv_yesno("boot_os") != 1)
589 return 1;
590 #endif
591
592 return 0;
593 }
594 #endif
595
596 #ifdef CONFIG_DRIVER_TI_CPSW
597 extern u32 *const omap_si_rev;
598
599 static void cpsw_control(int enabled)
600 {
601 /* VTP can be added here */
602
603 return;
604 }
605
606 static struct cpsw_slave_data cpsw_slaves[] = {
607 {
608 .slave_reg_ofs = 0x208,
609 .sliver_reg_ofs = 0xd80,
610 .phy_addr = 2,
611 },
612 {
613 .slave_reg_ofs = 0x308,
614 .sliver_reg_ofs = 0xdc0,
615 .phy_addr = 3,
616 },
617 };
618
619 static struct cpsw_platform_data cpsw_data = {
620 .mdio_base = CPSW_MDIO_BASE,
621 .cpsw_base = CPSW_BASE,
622 .mdio_div = 0xff,
623 .channels = 8,
624 .cpdma_reg_ofs = 0x800,
625 .slaves = 2,
626 .slave_data = cpsw_slaves,
627 .ale_reg_ofs = 0xd00,
628 .ale_entries = 1024,
629 .host_port_reg_ofs = 0x108,
630 .hw_stats_reg_ofs = 0x900,
631 .bd_ram_ofs = 0x2000,
632 .mac_control = (1 << 5),
633 .control = cpsw_control,
634 .host_port_num = 0,
635 .version = CPSW_CTRL_VERSION_2,
636 };
637
638 int board_eth_init(bd_t *bis)
639 {
640 int ret;
641 uint8_t mac_addr[6];
642 uint32_t mac_hi, mac_lo;
643 uint32_t ctrl_val;
644
645 /* try reading mac address from efuse */
646 mac_lo = readl((*ctrl)->control_core_mac_id_0_lo);
647 mac_hi = readl((*ctrl)->control_core_mac_id_0_hi);
648 mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
649 mac_addr[1] = (mac_hi & 0xFF00) >> 8;
650 mac_addr[2] = mac_hi & 0xFF;
651 mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
652 mac_addr[4] = (mac_lo & 0xFF00) >> 8;
653 mac_addr[5] = mac_lo & 0xFF;
654
655 if (!getenv("ethaddr")) {
656 printf("<ethaddr> not set. Validating first E-fuse MAC\n");
657
658 if (is_valid_ethaddr(mac_addr))
659 eth_setenv_enetaddr("ethaddr", mac_addr);
660 }
661
662 mac_lo = readl((*ctrl)->control_core_mac_id_1_lo);
663 mac_hi = readl((*ctrl)->control_core_mac_id_1_hi);
664 mac_addr[0] = (mac_hi & 0xFF0000) >> 16;
665 mac_addr[1] = (mac_hi & 0xFF00) >> 8;
666 mac_addr[2] = mac_hi & 0xFF;
667 mac_addr[3] = (mac_lo & 0xFF0000) >> 16;
668 mac_addr[4] = (mac_lo & 0xFF00) >> 8;
669 mac_addr[5] = mac_lo & 0xFF;
670
671 if (!getenv("eth1addr")) {
672 if (is_valid_ethaddr(mac_addr))
673 eth_setenv_enetaddr("eth1addr", mac_addr);
674 }
675
676 ctrl_val = readl((*ctrl)->control_core_control_io1) & (~0x33);
677 ctrl_val |= 0x22;
678 writel(ctrl_val, (*ctrl)->control_core_control_io1);
679
680 if (*omap_si_rev == DRA722_ES1_0)
681 cpsw_data.active_slave = 1;
682
683 if (board_is_dra72x_revc_or_later()) {
684 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII_ID;
685 cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_RGMII_ID;
686 }
687
688 ret = cpsw_register(&cpsw_data);
689 if (ret < 0)
690 printf("Error %d registering CPSW switch\n", ret);
691
692 return ret;
693 }
694 #endif
695
696 #ifdef CONFIG_BOARD_EARLY_INIT_F
697 /* VTT regulator enable */
698 static inline void vtt_regulator_enable(void)
699 {
700 if (omap_hw_init_context() == OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL)
701 return;
702
703 /* Do not enable VTT for DRA722 */
704 if (is_dra72x())
705 return;
706
707 /*
708 * EVM Rev G and later use gpio7_11 for DDR3 termination.
709 * This is safe enough to do on older revs.
710 */
711 gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
712 gpio_direction_output(GPIO_DDR_VTT_EN, 1);
713 }
714
715 int board_early_init_f(void)
716 {
717 vtt_regulator_enable();
718 return 0;
719 }
720 #endif
721
722 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
723 int ft_board_setup(void *blob, bd_t *bd)
724 {
725 ft_cpu_setup(blob, bd);
726
727 return 0;
728 }
729 #endif
730
731 #ifdef CONFIG_SPL_LOAD_FIT
732 int board_fit_config_name_match(const char *name)
733 {
734 if (is_dra72x() && !strcmp(name, "dra72-evm"))
735 return 0;
736 else if (!is_dra72x() && !strcmp(name, "dra7-evm"))
737 return 0;
738 else
739 return -1;
740 }
741 #endif