xref: /rk3399_rockchip-uboot/board/freescale/b4860qds/b4860qds.c (revision 6df82e3c0f3e1b160ff08dbf4a2e36f8c75de68e)
1 /*
2  * Copyright 2011-2012 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <command.h>
9 #include <i2c.h>
10 #include <netdev.h>
11 #include <linux/compiler.h>
12 #include <asm/mmu.h>
13 #include <asm/processor.h>
14 #include <asm/errno.h>
15 #include <asm/cache.h>
16 #include <asm/immap_85xx.h>
17 #include <asm/fsl_law.h>
18 #include <asm/fsl_serdes.h>
19 #include <asm/fsl_portals.h>
20 #include <asm/fsl_liodn.h>
21 #include <fm_eth.h>
22 
23 #include "../common/qixis.h"
24 #include "../common/vsc3316_3308.h"
25 #include "../common/idt8t49n222a_serdes_clk.h"
26 #include "b4860qds.h"
27 #include "b4860qds_qixis.h"
28 #include "b4860qds_crossbar_con.h"
29 
30 #define CLK_MUX_SEL_MASK	0x4
31 #define ETH_PHY_CLK_OUT		0x4
32 #define PLL_NUM			2
33 
34 DECLARE_GLOBAL_DATA_PTR;
35 
36 int checkboard(void)
37 {
38 	char buf[64];
39 	u8 sw;
40 	struct cpu_type *cpu = gd->arch.cpu;
41 	static const char *const freq[] = {"100", "125", "156.25", "161.13",
42 						"122.88", "122.88", "122.88"};
43 	int clock;
44 
45 	printf("Board: %sQDS, ", cpu->name);
46 	printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, ",
47 		QIXIS_READ(id), QIXIS_READ(arch));
48 
49 	sw = QIXIS_READ(brdcfg[0]);
50 	sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
51 
52 	if (sw < 0x8)
53 		printf("vBank: %d\n", sw);
54 	else if (sw >= 0x8 && sw <= 0xE)
55 		puts("NAND\n");
56 	else
57 		printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
58 
59 	printf("FPGA: v%d (%s), build %d",
60 		(int)QIXIS_READ(scver), qixis_read_tag(buf),
61 		(int)qixis_read_minor());
62 	/* the timestamp string contains "\n" at the end */
63 	printf(" on %s", qixis_read_time(buf));
64 
65 	/*
66 	 * Display the actual SERDES reference clocks as configured by the
67 	 * dip switches on the board.  Note that the SWx registers could
68 	 * technically be set to force the reference clocks to match the
69 	 * values that the SERDES expects (or vice versa).  For now, however,
70 	 * we just display both values and hope the user notices when they
71 	 * don't match.
72 	 */
73 	puts("SERDES Reference Clocks: ");
74 	sw = QIXIS_READ(brdcfg[2]);
75 	clock = (sw >> 5) & 7;
76 	printf("Bank1=%sMHz ", freq[clock]);
77 	sw = QIXIS_READ(brdcfg[4]);
78 	clock = (sw >> 6) & 3;
79 	printf("Bank2=%sMHz\n", freq[clock]);
80 
81 	return 0;
82 }
83 
84 int select_i2c_ch_pca(u8 ch)
85 {
86 	int ret;
87 
88 	/* Selecting proper channel via PCA*/
89 	ret = i2c_write(I2C_MUX_PCA_ADDR, 0x0, 1, &ch, 1);
90 	if (ret) {
91 		printf("PCA: failed to select proper channel.\n");
92 		return ret;
93 	}
94 
95 	return 0;
96 }
97 
98 int configure_vsc3316_3308(void)
99 {
100 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
101 	unsigned int num_vsc16_con, num_vsc08_con;
102 	u32 serdes1_prtcl, serdes2_prtcl;
103 	int ret;
104 
105 	serdes1_prtcl = in_be32(&gur->rcwsr[4]) &
106 			FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
107 	if (!serdes1_prtcl) {
108 		printf("SERDES1 is not enabled\n");
109 		return 0;
110 	}
111 	serdes1_prtcl >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
112 	debug("Using SERDES1 Protocol: 0x%x:\n", serdes1_prtcl);
113 
114 	serdes2_prtcl = in_be32(&gur->rcwsr[4]) &
115 			FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
116 	if (!serdes2_prtcl) {
117 		printf("SERDES2 is not enabled\n");
118 		return 0;
119 	}
120 	serdes2_prtcl >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
121 	debug("Using SERDES2 Protocol: 0x%x:\n", serdes2_prtcl);
122 
123 	switch (serdes1_prtcl) {
124 	case 0x29:
125 	case 0x2a:
126 	case 0x2C:
127 	case 0x2D:
128 	case 0x2E:
129 			/*
130 			 * Configuration:
131 			 * SERDES: 1
132 			 * Lanes: A,B: SGMII
133 			 * Lanes: C,D,E,F,G,H: CPRI
134 			 */
135 		debug("Configuring crossbar to use onboard SGMII PHYs:"
136 				"srds_prctl:%x\n", serdes1_prtcl);
137 		num_vsc16_con = NUM_CON_VSC3316;
138 		/* Configure VSC3316 crossbar switch */
139 		ret = select_i2c_ch_pca(I2C_CH_VSC3316);
140 		if (!ret) {
141 			ret = vsc3316_config(VSC3316_TX_ADDRESS,
142 					vsc16_tx_4sfp_sgmii_12_56,
143 					num_vsc16_con);
144 			if (ret)
145 				return ret;
146 			ret = vsc3316_config(VSC3316_RX_ADDRESS,
147 					vsc16_rx_4sfp_sgmii_12_56,
148 					num_vsc16_con);
149 			if (ret)
150 				return ret;
151 		} else {
152 			return ret;
153 		}
154 		break;
155 
156 	case 0x02:
157 	case 0x04:
158 	case 0x05:
159 	case 0x06:
160 	case 0x08:
161 	case 0x09:
162 	case 0x0A:
163 	case 0x0B:
164 	case 0x0C:
165 	case 0x30:
166 	case 0x32:
167 	case 0x33:
168 	case 0x34:
169 	case 0x39:
170 	case 0x3A:
171 	case 0x3C:
172 	case 0x3D:
173 	case 0x5C:
174 	case 0x5D:
175 			/*
176 			 * Configuration:
177 			 * SERDES: 1
178 			 * Lanes: A,B: AURORA
179 			 * Lanes: C,d: SGMII
180 			 * Lanes: E,F,G,H: CPRI
181 			 */
182 		debug("Configuring crossbar for Aurora, SGMII 3 and 4,"
183 				" and CPRI. srds_prctl:%x\n", serdes1_prtcl);
184 		num_vsc16_con = NUM_CON_VSC3316;
185 		/* Configure VSC3316 crossbar switch */
186 		ret = select_i2c_ch_pca(I2C_CH_VSC3316);
187 		if (!ret) {
188 			ret = vsc3316_config(VSC3316_TX_ADDRESS,
189 					vsc16_tx_sfp_sgmii_aurora,
190 					num_vsc16_con);
191 			if (ret)
192 				return ret;
193 			ret = vsc3316_config(VSC3316_RX_ADDRESS,
194 					vsc16_rx_sfp_sgmii_aurora,
195 					num_vsc16_con);
196 			if (ret)
197 				return ret;
198 		} else {
199 			return ret;
200 		}
201 		break;
202 
203 #ifdef CONFIG_PPC_B4420
204 	case 0x17:
205 	case 0x18:
206 			/*
207 			 * Configuration:
208 			 * SERDES: 1
209 			 * Lanes: A,B,C,D: SGMII
210 			 * Lanes: E,F,G,H: CPRI
211 			 */
212 		debug("Configuring crossbar to use onboard SGMII PHYs:"
213 				"srds_prctl:%x\n", serdes1_prtcl);
214 		num_vsc16_con = NUM_CON_VSC3316;
215 		/* Configure VSC3316 crossbar switch */
216 		ret = select_i2c_ch_pca(I2C_CH_VSC3316);
217 		if (!ret) {
218 			ret = vsc3316_config(VSC3316_TX_ADDRESS,
219 					vsc16_tx_sgmii_lane_cd, num_vsc16_con);
220 			if (ret)
221 				return ret;
222 			ret = vsc3316_config(VSC3316_RX_ADDRESS,
223 					vsc16_rx_sgmii_lane_cd, num_vsc16_con);
224 			if (ret)
225 				return ret;
226 		} else {
227 			return ret;
228 		}
229 		break;
230 #endif
231 
232 	case 0x3E:
233 	case 0x0D:
234 	case 0x0E:
235 	case 0x12:
236 		num_vsc16_con = NUM_CON_VSC3316;
237 		/* Configure VSC3316 crossbar switch */
238 		ret = select_i2c_ch_pca(I2C_CH_VSC3316);
239 		if (!ret) {
240 			ret = vsc3316_config(VSC3316_TX_ADDRESS,
241 					vsc16_tx_sfp, num_vsc16_con);
242 			if (ret)
243 				return ret;
244 			ret = vsc3316_config(VSC3316_RX_ADDRESS,
245 					vsc16_rx_sfp, num_vsc16_con);
246 			if (ret)
247 				return ret;
248 		} else {
249 			return ret;
250 		}
251 		break;
252 	default:
253 		printf("WARNING:VSC crossbars programming not supported for:%x"
254 					" SerDes1 Protocol.\n", serdes1_prtcl);
255 		return -1;
256 	}
257 
258 	switch (serdes2_prtcl) {
259 	case 0x9E:
260 	case 0x9A:
261 	case 0x98:
262 	case 0xb2:
263 	case 0x49:
264 	case 0x4E:
265 	case 0x8D:
266 	case 0x7A:
267 		num_vsc08_con = NUM_CON_VSC3308;
268 		/* Configure VSC3308 crossbar switch */
269 		ret = select_i2c_ch_pca(I2C_CH_VSC3308);
270 		if (!ret) {
271 			ret = vsc3308_config(VSC3308_TX_ADDRESS,
272 					vsc08_tx_amc, num_vsc08_con);
273 			if (ret)
274 				return ret;
275 			ret = vsc3308_config(VSC3308_RX_ADDRESS,
276 					vsc08_rx_amc, num_vsc08_con);
277 			if (ret)
278 				return ret;
279 		} else {
280 			return ret;
281 		}
282 		break;
283 	default:
284 		printf("WARNING:VSC crossbars programming not supported for: %x"
285 					" SerDes2 Protocol.\n", serdes2_prtcl);
286 		return -1;
287 	}
288 
289 	return 0;
290 }
291 
292 int config_serdes1_refclks(void)
293 {
294 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
295 	serdes_corenet_t *srds_regs =
296 		(void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR;
297 	u32 serdes1_prtcl, lane;
298 	unsigned int flag_sgmii_aurora_prtcl = 0;
299 	int i;
300 	int ret = 0;
301 
302 	serdes1_prtcl = in_be32(&gur->rcwsr[4]) &
303 			FSL_CORENET2_RCWSR4_SRDS1_PRTCL;
304 	if (!serdes1_prtcl) {
305 		printf("SERDES1 is not enabled\n");
306 		return -1;
307 	}
308 	serdes1_prtcl >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
309 	debug("Using SERDES1 Protocol: 0x%x:\n", serdes1_prtcl);
310 
311 	/* To prevent generation of reset request from SerDes
312 	 * while changing the refclks, By setting SRDS_RST_MSK bit,
313 	 * SerDes reset event cannot cause a reset request
314 	 */
315 	setbits_be32(&gur->rstrqmr1, FSL_CORENET_RSTRQMR1_SRDS_RST_MSK);
316 
317 	/* Reconfigure IDT idt8t49n222a device for CPRI to work
318 	 * For this SerDes1's Refclk1 and refclk2 need to be set
319 	 * to 122.88MHz
320 	 */
321 	switch (serdes1_prtcl) {
322 	case 0x2A:
323 	case 0x2C:
324 	case 0x2D:
325 	case 0x2E:
326 	case 0x02:
327 	case 0x04:
328 	case 0x05:
329 	case 0x06:
330 	case 0x08:
331 	case 0x09:
332 	case 0x0A:
333 	case 0x0B:
334 	case 0x0C:
335 	case 0x30:
336 	case 0x32:
337 	case 0x33:
338 	case 0x34:
339 	case 0x39:
340 	case 0x3A:
341 	case 0x3C:
342 	case 0x3D:
343 	case 0x5C:
344 	case 0x5D:
345 		debug("Configuring idt8t49n222a for CPRI SerDes clks:"
346 			" for srds_prctl:%x\n", serdes1_prtcl);
347 		ret = select_i2c_ch_pca(I2C_CH_IDT);
348 		if (!ret) {
349 			ret = set_serdes_refclk(IDT_SERDES1_ADDRESS, 1,
350 					SERDES_REFCLK_122_88,
351 					SERDES_REFCLK_122_88, 0);
352 			if (ret) {
353 				printf("IDT8T49N222A configuration failed.\n");
354 				goto out;
355 			} else
356 				debug("IDT8T49N222A configured.\n");
357 		} else {
358 			goto out;
359 		}
360 		select_i2c_ch_pca(I2C_CH_DEFAULT);
361 
362 		/* Change SerDes1's Refclk1 to 125MHz for on board
363 		 * SGMIIs or Aurora to work
364 		 */
365 		for (lane = 0; lane < SRDS_MAX_LANES; lane++) {
366 			enum srds_prtcl lane_prtcl = serdes_get_prtcl
367 						(0, serdes1_prtcl, lane);
368 			switch (lane_prtcl) {
369 			case SGMII_FM1_DTSEC1:
370 			case SGMII_FM1_DTSEC2:
371 			case SGMII_FM1_DTSEC3:
372 			case SGMII_FM1_DTSEC4:
373 			case SGMII_FM1_DTSEC5:
374 			case SGMII_FM1_DTSEC6:
375 			case AURORA:
376 				flag_sgmii_aurora_prtcl++;
377 				break;
378 			default:
379 				break;
380 			}
381 		}
382 
383 		if (flag_sgmii_aurora_prtcl)
384 			QIXIS_WRITE(brdcfg[4], QIXIS_SRDS1CLK_125);
385 
386 		/* Steps For SerDes PLLs reset and reconfiguration after
387 		 * changing SerDes's refclks
388 		 */
389 		for (i = 0; i < PLL_NUM; i++) {
390 			debug("For PLL%d reset and reconfiguration after"
391 			       " changing refclks\n", i+1);
392 			clrbits_be32(&srds_regs->bank[i].rstctl,
393 					SRDS_RSTCTL_SDRST_B);
394 			udelay(10);
395 			clrbits_be32(&srds_regs->bank[i].rstctl,
396 				(SRDS_RSTCTL_SDEN | SRDS_RSTCTL_PLLRST_B));
397 			udelay(10);
398 			setbits_be32(&srds_regs->bank[i].rstctl,
399 					SRDS_RSTCTL_RST);
400 			setbits_be32(&srds_regs->bank[i].rstctl,
401 				(SRDS_RSTCTL_SDEN | SRDS_RSTCTL_PLLRST_B
402 				| SRDS_RSTCTL_SDRST_B));
403 		}
404 		break;
405 	default:
406 		printf("WARNING:IDT8T49N222A configuration not"
407 			" supported for:%x SerDes1 Protocol.\n",
408 			serdes1_prtcl);
409 	}
410 
411 out:
412 	/* Clearing SRDS_RST_MSK bit as now
413 	 * SerDes reset event can cause a reset request
414 	 */
415 	clrbits_be32(&gur->rstrqmr1, FSL_CORENET_RSTRQMR1_SRDS_RST_MSK);
416 	return ret;
417 }
418 
419 int config_serdes2_refclks(void)
420 {
421 	ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
422 	serdes_corenet_t *srds2_regs =
423 		(void *)CONFIG_SYS_FSL_CORENET_SERDES2_ADDR;
424 	u32 serdes2_prtcl;
425 	int ret = 0;
426 	int i;
427 
428 	serdes2_prtcl = in_be32(&gur->rcwsr[4]) &
429 			FSL_CORENET2_RCWSR4_SRDS2_PRTCL;
430 	if (!serdes2_prtcl) {
431 		debug("SERDES2 is not enabled\n");
432 		return -ENODEV;
433 	}
434 	serdes2_prtcl >>= FSL_CORENET2_RCWSR4_SRDS2_PRTCL_SHIFT;
435 	debug("Using SERDES2 Protocol: 0x%x:\n", serdes2_prtcl);
436 
437 	/* To prevent generation of reset request from SerDes
438 	 * while changing the refclks, By setting SRDS_RST_MSK bit,
439 	 * SerDes reset event cannot cause a reset request
440 	 */
441 	setbits_be32(&gur->rstrqmr1, FSL_CORENET_RSTRQMR1_SRDS_RST_MSK);
442 
443 	/* Reconfigure IDT idt8t49n222a device for PCIe SATA to work
444 	 * For this SerDes2's Refclk1 need to be set to 100MHz
445 	 */
446 	switch (serdes2_prtcl) {
447 	case 0x9E:
448 	case 0x9A:
449 	case 0xb2:
450 		debug("Configuring IDT for PCIe SATA for srds_prctl:%x\n",
451 			serdes2_prtcl);
452 		ret = select_i2c_ch_pca(I2C_CH_IDT);
453 		if (!ret) {
454 			ret = set_serdes_refclk(IDT_SERDES2_ADDRESS, 2,
455 					SERDES_REFCLK_100,
456 					SERDES_REFCLK_100, 0);
457 			if (ret) {
458 				printf("IDT8T49N222A configuration failed.\n");
459 				goto out;
460 			} else
461 				debug("IDT8T49N222A configured.\n");
462 		} else {
463 			goto out;
464 		}
465 		select_i2c_ch_pca(I2C_CH_DEFAULT);
466 
467 		/* Steps For SerDes PLLs reset and reconfiguration after
468 		 * changing SerDes's refclks
469 		 */
470 		for (i = 0; i < PLL_NUM; i++) {
471 			clrbits_be32(&srds2_regs->bank[i].rstctl,
472 					SRDS_RSTCTL_SDRST_B);
473 			udelay(10);
474 			clrbits_be32(&srds2_regs->bank[i].rstctl,
475 				(SRDS_RSTCTL_SDEN | SRDS_RSTCTL_PLLRST_B));
476 			udelay(10);
477 			setbits_be32(&srds2_regs->bank[i].rstctl,
478 					SRDS_RSTCTL_RST);
479 			setbits_be32(&srds2_regs->bank[i].rstctl,
480 				(SRDS_RSTCTL_SDEN | SRDS_RSTCTL_PLLRST_B
481 				| SRDS_RSTCTL_SDRST_B));
482 		}
483 		break;
484 	default:
485 		printf("IDT configuration not supported for:%x S2 Protocol.\n",
486 			serdes2_prtcl);
487 	}
488 
489 out:
490 	/* Clearing SRDS_RST_MSK bit as now
491 	 * SerDes reset event can cause a reset request
492 	 */
493 	clrbits_be32(&gur->rstrqmr1, FSL_CORENET_RSTRQMR1_SRDS_RST_MSK);
494 	return ret;
495 }
496 
497 int board_early_init_r(void)
498 {
499 	const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
500 	const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
501 	int ret;
502 
503 	/*
504 	 * Remap Boot flash + PROMJET region to caching-inhibited
505 	 * so that flash can be erased properly.
506 	 */
507 
508 	/* Flush d-cache and invalidate i-cache of any FLASH data */
509 	flush_dcache();
510 	invalidate_icache();
511 
512 	/* invalidate existing TLB entry for flash + promjet */
513 	disable_tlb(flash_esel);
514 
515 	set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
516 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
517 			0, flash_esel, BOOKE_PAGESZ_256M, 1);
518 
519 	set_liodns();
520 #ifdef CONFIG_SYS_DPAA_QBMAN
521 	setup_portals();
522 #endif
523 	/* SerDes1 refclks need to be set again, as default clks
524 	 * are not suitable for CPRI and onboard SGMIIs to work
525 	 * simultaneously.
526 	 * This function will set SerDes1's Refclk1 and refclk2
527 	 * as per SerDes1 protocols
528 	 */
529 	if (config_serdes1_refclks())
530 		printf("SerDes1 Refclks couldn't set properly.\n");
531 	else
532 		printf("SerDes1 Refclks have been set.\n");
533 
534 	/* SerDes2 refclks need to be set again, as default clks
535 	 * are not suitable for PCIe SATA to work
536 	 * This function will set SerDes2's Refclk1 and refclk2
537 	 * for SerDes2 protocols having PCIe in them
538 	 * for PCIe SATA to work
539 	 */
540 	ret = config_serdes2_refclks();
541 	if (!ret)
542 		printf("SerDes2 Refclks have been set.\n");
543 	else if (ret == -ENODEV)
544 		printf("SerDes disable, Refclks couldn't change.\n");
545 	else
546 		printf("SerDes2 Refclk reconfiguring failed.\n");
547 
548 	/* Configure VSC3316 and VSC3308 crossbar switches */
549 	if (configure_vsc3316_3308())
550 		printf("VSC:failed to configure VSC3316/3308.\n");
551 	else
552 		printf("VSC:VSC3316/3308 successfully configured.\n");
553 
554 	select_i2c_ch_pca(I2C_CH_DEFAULT);
555 
556 	return 0;
557 }
558 
559 unsigned long get_board_sys_clk(void)
560 {
561 	u8 sysclk_conf = QIXIS_READ(brdcfg[1]);
562 
563 	switch ((sysclk_conf & 0x0C) >> 2) {
564 	case QIXIS_CLK_100:
565 		return 100000000;
566 	case QIXIS_CLK_125:
567 		return 125000000;
568 	case QIXIS_CLK_133:
569 		return 133333333;
570 	}
571 	return 66666666;
572 }
573 
574 unsigned long get_board_ddr_clk(void)
575 {
576 	u8 ddrclk_conf = QIXIS_READ(brdcfg[1]);
577 
578 	switch (ddrclk_conf & 0x03) {
579 	case QIXIS_CLK_100:
580 		return 100000000;
581 	case QIXIS_CLK_125:
582 		return 125000000;
583 	case QIXIS_CLK_133:
584 		return 133333333;
585 	}
586 	return 66666666;
587 }
588 
589 static int serdes_refclock(u8 sw, u8 sdclk)
590 {
591 	unsigned int clock;
592 	int ret = -1;
593 	u8 brdcfg4;
594 
595 	if (sdclk == 1) {
596 		brdcfg4 = QIXIS_READ(brdcfg[4]);
597 		if ((brdcfg4 & CLK_MUX_SEL_MASK) == ETH_PHY_CLK_OUT)
598 			return SRDS_PLLCR0_RFCK_SEL_125;
599 		else
600 			clock = (sw >> 5) & 7;
601 	} else
602 		clock = (sw >> 6) & 3;
603 
604 	switch (clock) {
605 	case 0:
606 		ret = SRDS_PLLCR0_RFCK_SEL_100;
607 		break;
608 	case 1:
609 		ret = SRDS_PLLCR0_RFCK_SEL_125;
610 		break;
611 	case 2:
612 		ret = SRDS_PLLCR0_RFCK_SEL_156_25;
613 		break;
614 	case 3:
615 		ret = SRDS_PLLCR0_RFCK_SEL_161_13;
616 		break;
617 	case 4:
618 	case 5:
619 	case 6:
620 		ret = SRDS_PLLCR0_RFCK_SEL_122_88;
621 		break;
622 	default:
623 		ret = -1;
624 		break;
625 	}
626 
627 	return ret;
628 }
629 
630 #define NUM_SRDS_BANKS	2
631 
632 int misc_init_r(void)
633 {
634 	u8 sw;
635 	serdes_corenet_t *srds_regs =
636 		(void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR;
637 	u32 actual[NUM_SRDS_BANKS];
638 	unsigned int i;
639 	int clock;
640 
641 	sw = QIXIS_READ(brdcfg[2]);
642 	clock = serdes_refclock(sw, 1);
643 	if (clock >= 0)
644 		actual[0] = clock;
645 	else
646 		printf("Warning: SDREFCLK1 switch setting is unsupported\n");
647 
648 	sw = QIXIS_READ(brdcfg[4]);
649 	clock = serdes_refclock(sw, 2);
650 	if (clock >= 0)
651 		actual[1] = clock;
652 	else
653 		printf("Warning: SDREFCLK2 switch setting unsupported\n");
654 
655 	for (i = 0; i < NUM_SRDS_BANKS; i++) {
656 		u32 pllcr0 = srds_regs->bank[i].pllcr0;
657 		u32 expected = pllcr0 & SRDS_PLLCR0_RFCK_SEL_MASK;
658 		if (expected != actual[i]) {
659 			printf("Warning: SERDES bank %u expects reference clock"
660 			       " %sMHz, but actual is %sMHz\n", i + 1,
661 			       serdes_clock_to_string(expected),
662 			       serdes_clock_to_string(actual[i]));
663 		}
664 	}
665 
666 	return 0;
667 }
668 
669 void ft_board_setup(void *blob, bd_t *bd)
670 {
671 	phys_addr_t base;
672 	phys_size_t size;
673 
674 	ft_cpu_setup(blob, bd);
675 
676 	base = getenv_bootm_low();
677 	size = getenv_bootm_size();
678 
679 	fdt_fixup_memory(blob, (u64)base, (u64)size);
680 
681 #ifdef CONFIG_PCI
682 	pci_of_setup(blob, bd);
683 #endif
684 
685 	fdt_fixup_liodn(blob);
686 
687 #ifdef CONFIG_HAS_FSL_DR_USB
688 	fdt_fixup_dr_usb(blob, bd);
689 #endif
690 
691 #ifdef CONFIG_SYS_DPAA_FMAN
692 	fdt_fixup_fman_ethernet(blob);
693 	fdt_fixup_board_enet(blob);
694 #endif
695 }
696 
697 /*
698  * Dump board switch settings.
699  * The bits that cannot be read/sampled via some FPGA or some
700  * registers, they will be displayed as
701  * underscore in binary format. mask[] has those bits.
702  * Some bits are calculated differently than the actual switches
703  * if booting with overriding by FPGA.
704  */
705 void qixis_dump_switch(void)
706 {
707 	int i;
708 	u8 sw[5];
709 
710 	/*
711 	 * Any bit with 1 means that bit cannot be reverse engineered.
712 	 * It will be displayed as _ in binary format.
713 	 */
714 	static const u8 mask[] = {0x07, 0, 0, 0xff, 0};
715 	char buf[10];
716 	u8 brdcfg[16], dutcfg[16];
717 
718 	for (i = 0; i < 16; i++) {
719 		brdcfg[i] = qixis_read(offsetof(struct qixis, brdcfg[0]) + i);
720 		dutcfg[i] = qixis_read(offsetof(struct qixis, dutcfg[0]) + i);
721 	}
722 
723 	sw[0] = ((brdcfg[0] & 0x0f) << 4)	| \
724 		(brdcfg[9] & 0x08);
725 	sw[1] = ((dutcfg[1] & 0x01) << 7)	| \
726 		((dutcfg[2] & 0x07) << 4)       | \
727 		((dutcfg[6] & 0x10) >> 1)       | \
728 		((dutcfg[6] & 0x80) >> 5)       | \
729 		((dutcfg[1] & 0x40) >> 5)       | \
730 		(dutcfg[6] & 0x01);
731 	sw[2] = dutcfg[0];
732 	sw[3] = 0;
733 	sw[4] = ((brdcfg[1] & 0x30) << 2)	| \
734 		((brdcfg[1] & 0xc0) >> 2)	| \
735 		(brdcfg[1] & 0x0f);
736 
737 	puts("DIP switch settings:\n");
738 	for (i = 0; i < 5; i++) {
739 		printf("SW%d         = 0b%s (0x%02x)\n",
740 			i + 1, byte_to_binary_mask(sw[i], mask[i], buf), sw[i]);
741 	}
742 }
743