1 /*
2  * Copyright 2014 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <i2c.h>
9 #include <asm/io.h>
10 #include <asm/arch/immap_ls102xa.h>
11 #include <asm/arch/ns_access.h>
12 #include <asm/arch/clock.h>
13 #include <asm/arch/fsl_serdes.h>
14 #include <asm/arch/ls102xa_stream_id.h>
15 #include <asm/arch/ls102xa_devdis.h>
16 #include <hwconfig.h>
17 #include <mmc.h>
18 #include <fsl_esdhc.h>
19 #include <fsl_ifc.h>
20 #include <fsl_immap.h>
21 #include <netdev.h>
22 #include <fsl_mdio.h>
23 #include <tsec.h>
24 #include <fsl_sec.h>
25 #include <fsl_devdis.h>
26 #include <spl.h>
27 #include "../common/sleep.h"
28 #ifdef CONFIG_U_QE
29 #include "../../../drivers/qe/qe.h"
30 #endif
31 
32 
33 DECLARE_GLOBAL_DATA_PTR;
34 
35 #define VERSION_MASK		0x00FF
36 #define BANK_MASK		0x0001
37 #define CONFIG_RESET		0x1
38 #define INIT_RESET		0x1
39 
40 #define CPLD_SET_MUX_SERDES	0x20
41 #define CPLD_SET_BOOT_BANK	0x40
42 
43 #define BOOT_FROM_UPPER_BANK	0x0
44 #define BOOT_FROM_LOWER_BANK	0x1
45 
46 #define LANEB_SATA		(0x01)
47 #define LANEB_SGMII1		(0x02)
48 #define LANEC_SGMII1		(0x04)
49 #define LANEC_PCIEX1		(0x08)
50 #define LANED_PCIEX2		(0x10)
51 #define LANED_SGMII2		(0x20)
52 
53 #define MASK_LANE_B		0x1
54 #define MASK_LANE_C		0x2
55 #define MASK_LANE_D		0x4
56 #define MASK_SGMII		0x8
57 
58 #define KEEP_STATUS		0x0
59 #define NEED_RESET		0x1
60 
61 #define SOFT_MUX_ON_I2C3_IFC	0x2
62 #define SOFT_MUX_ON_CAN3_USB2	0x8
63 #define SOFT_MUX_ON_QE_LCD	0x10
64 
65 #define PIN_I2C3_IFC_MUX_I2C3	0x0
66 #define PIN_I2C3_IFC_MUX_IFC	0x1
67 #define PIN_CAN3_USB2_MUX_USB2	0x0
68 #define PIN_CAN3_USB2_MUX_CAN3	0x1
69 #define PIN_QE_LCD_MUX_LCD	0x0
70 #define PIN_QE_LCD_MUX_QE	0x1
71 
72 #ifdef CONFIG_LS102XA_NS_ACCESS
73 static struct csu_ns_dev ns_dev[] = {
74 	{ CSU_CSLX_PCIE2_IO, CSU_ALL_RW },
75 	{ CSU_CSLX_PCIE1_IO, CSU_ALL_RW },
76 	{ CSU_CSLX_MG2TPR_IP, CSU_ALL_RW },
77 	{ CSU_CSLX_IFC_MEM, CSU_ALL_RW },
78 	{ CSU_CSLX_OCRAM, CSU_ALL_RW },
79 	{ CSU_CSLX_GIC, CSU_ALL_RW },
80 	{ CSU_CSLX_PCIE1, CSU_ALL_RW },
81 	{ CSU_CSLX_OCRAM2, CSU_ALL_RW },
82 	{ CSU_CSLX_QSPI_MEM, CSU_ALL_RW },
83 	{ CSU_CSLX_PCIE2, CSU_ALL_RW },
84 	{ CSU_CSLX_SATA, CSU_ALL_RW },
85 	{ CSU_CSLX_USB3, CSU_ALL_RW },
86 	{ CSU_CSLX_SERDES, CSU_ALL_RW },
87 	{ CSU_CSLX_QDMA, CSU_ALL_RW },
88 	{ CSU_CSLX_LPUART2, CSU_ALL_RW },
89 	{ CSU_CSLX_LPUART1, CSU_ALL_RW },
90 	{ CSU_CSLX_LPUART4, CSU_ALL_RW },
91 	{ CSU_CSLX_LPUART3, CSU_ALL_RW },
92 	{ CSU_CSLX_LPUART6, CSU_ALL_RW },
93 	{ CSU_CSLX_LPUART5, CSU_ALL_RW },
94 	{ CSU_CSLX_DSPI2, CSU_ALL_RW },
95 	{ CSU_CSLX_DSPI1, CSU_ALL_RW },
96 	{ CSU_CSLX_QSPI, CSU_ALL_RW },
97 	{ CSU_CSLX_ESDHC, CSU_ALL_RW },
98 	{ CSU_CSLX_2D_ACE, CSU_ALL_RW },
99 	{ CSU_CSLX_IFC, CSU_ALL_RW },
100 	{ CSU_CSLX_I2C1, CSU_ALL_RW },
101 	{ CSU_CSLX_USB2, CSU_ALL_RW },
102 	{ CSU_CSLX_I2C3, CSU_ALL_RW },
103 	{ CSU_CSLX_I2C2, CSU_ALL_RW },
104 	{ CSU_CSLX_DUART2, CSU_ALL_RW },
105 	{ CSU_CSLX_DUART1, CSU_ALL_RW },
106 	{ CSU_CSLX_WDT2, CSU_ALL_RW },
107 	{ CSU_CSLX_WDT1, CSU_ALL_RW },
108 	{ CSU_CSLX_EDMA, CSU_ALL_RW },
109 	{ CSU_CSLX_SYS_CNT, CSU_ALL_RW },
110 	{ CSU_CSLX_DMA_MUX2, CSU_ALL_RW },
111 	{ CSU_CSLX_DMA_MUX1, CSU_ALL_RW },
112 	{ CSU_CSLX_DDR, CSU_ALL_RW },
113 	{ CSU_CSLX_QUICC, CSU_ALL_RW },
114 	{ CSU_CSLX_DCFG_CCU_RCPM, CSU_ALL_RW },
115 	{ CSU_CSLX_SECURE_BOOTROM, CSU_ALL_RW },
116 	{ CSU_CSLX_SFP, CSU_ALL_RW },
117 	{ CSU_CSLX_TMU, CSU_ALL_RW },
118 	{ CSU_CSLX_SECURE_MONITOR, CSU_ALL_RW },
119 	{ CSU_CSLX_RESERVED0, CSU_ALL_RW },
120 	{ CSU_CSLX_ETSEC1, CSU_ALL_RW },
121 	{ CSU_CSLX_SEC5_5, CSU_ALL_RW },
122 	{ CSU_CSLX_ETSEC3, CSU_ALL_RW },
123 	{ CSU_CSLX_ETSEC2, CSU_ALL_RW },
124 	{ CSU_CSLX_GPIO2, CSU_ALL_RW },
125 	{ CSU_CSLX_GPIO1, CSU_ALL_RW },
126 	{ CSU_CSLX_GPIO4, CSU_ALL_RW },
127 	{ CSU_CSLX_GPIO3, CSU_ALL_RW },
128 	{ CSU_CSLX_PLATFORM_CONT, CSU_ALL_RW },
129 	{ CSU_CSLX_CSU, CSU_ALL_RW },
130 	{ CSU_CSLX_ASRC, CSU_ALL_RW },
131 	{ CSU_CSLX_SPDIF, CSU_ALL_RW },
132 	{ CSU_CSLX_FLEXCAN2, CSU_ALL_RW },
133 	{ CSU_CSLX_FLEXCAN1, CSU_ALL_RW },
134 	{ CSU_CSLX_FLEXCAN4, CSU_ALL_RW },
135 	{ CSU_CSLX_FLEXCAN3, CSU_ALL_RW },
136 	{ CSU_CSLX_SAI2, CSU_ALL_RW },
137 	{ CSU_CSLX_SAI1, CSU_ALL_RW },
138 	{ CSU_CSLX_SAI4, CSU_ALL_RW },
139 	{ CSU_CSLX_SAI3, CSU_ALL_RW },
140 	{ CSU_CSLX_FTM2, CSU_ALL_RW },
141 	{ CSU_CSLX_FTM1, CSU_ALL_RW },
142 	{ CSU_CSLX_FTM4, CSU_ALL_RW },
143 	{ CSU_CSLX_FTM3, CSU_ALL_RW },
144 	{ CSU_CSLX_FTM6, CSU_ALL_RW },
145 	{ CSU_CSLX_FTM5, CSU_ALL_RW },
146 	{ CSU_CSLX_FTM8, CSU_ALL_RW },
147 	{ CSU_CSLX_FTM7, CSU_ALL_RW },
148 	{ CSU_CSLX_COP_DCSR, CSU_ALL_RW },
149 	{ CSU_CSLX_EPU, CSU_ALL_RW },
150 	{ CSU_CSLX_GDI, CSU_ALL_RW },
151 	{ CSU_CSLX_DDI, CSU_ALL_RW },
152 	{ CSU_CSLX_RESERVED1, CSU_ALL_RW },
153 	{ CSU_CSLX_USB3_PHY, CSU_ALL_RW },
154 	{ CSU_CSLX_RESERVED2, CSU_ALL_RW },
155 };
156 #endif
157 
158 struct cpld_data {
159 	u8 cpld_ver;		/* cpld revision */
160 	u8 cpld_ver_sub;	/* cpld sub revision */
161 	u8 pcba_ver;		/* pcb revision number */
162 	u8 system_rst;		/* reset system by cpld */
163 	u8 soft_mux_on;		/* CPLD override physical switches Enable */
164 	u8 cfg_rcw_src1;	/* Reset config word 1 */
165 	u8 cfg_rcw_src2;	/* Reset config word 2 */
166 	u8 vbank;		/* Flash bank selection Control */
167 	u8 gpio;		/* GPIO for TWR-ELEV */
168 	u8 i2c3_ifc_mux;
169 	u8 mux_spi2;
170 	u8 can3_usb2_mux;	/* CAN3 and USB2 Selection */
171 	u8 qe_lcd_mux;		/* QE and LCD Selection */
172 	u8 serdes_mux;		/* Multiplexed pins for SerDes Lanes */
173 	u8 global_rst;		/* reset with init CPLD reg to default */
174 	u8 rev1;		/* Reserved */
175 	u8 rev2;		/* Reserved */
176 };
177 
178 #ifndef CONFIG_QSPI_BOOT
179 static void convert_serdes_mux(int type, int need_reset);
180 
181 void cpld_show(void)
182 {
183 	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
184 
185 	printf("CPLD:  V%x.%x\nPCBA:  V%x.0\nVBank: %d\n",
186 	       in_8(&cpld_data->cpld_ver) & VERSION_MASK,
187 	       in_8(&cpld_data->cpld_ver_sub) & VERSION_MASK,
188 	       in_8(&cpld_data->pcba_ver) & VERSION_MASK,
189 	       in_8(&cpld_data->vbank) & BANK_MASK);
190 
191 #ifdef CONFIG_DEBUG
192 	printf("soft_mux_on =%x\n",
193 	       in_8(&cpld_data->soft_mux_on));
194 	printf("cfg_rcw_src1 =%x\n",
195 	       in_8(&cpld_data->cfg_rcw_src1));
196 	printf("cfg_rcw_src2 =%x\n",
197 	       in_8(&cpld_data->cfg_rcw_src2));
198 	printf("vbank =%x\n",
199 	       in_8(&cpld_data->vbank));
200 	printf("gpio =%x\n",
201 	       in_8(&cpld_data->gpio));
202 	printf("i2c3_ifc_mux =%x\n",
203 	       in_8(&cpld_data->i2c3_ifc_mux));
204 	printf("mux_spi2 =%x\n",
205 	       in_8(&cpld_data->mux_spi2));
206 	printf("can3_usb2_mux =%x\n",
207 	       in_8(&cpld_data->can3_usb2_mux));
208 	printf("qe_lcd_mux =%x\n",
209 	       in_8(&cpld_data->qe_lcd_mux));
210 	printf("serdes_mux =%x\n",
211 	       in_8(&cpld_data->serdes_mux));
212 #endif
213 }
214 #endif
215 
216 int checkboard(void)
217 {
218 	puts("Board: LS1021ATWR\n");
219 #ifndef CONFIG_QSPI_BOOT
220 	cpld_show();
221 #endif
222 
223 	return 0;
224 }
225 
226 unsigned int get_soc_major_rev(void)
227 {
228 	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
229 	unsigned int svr, major;
230 
231 	svr = in_be32(&gur->svr);
232 	major = SVR_MAJ(svr);
233 
234 	return major;
235 }
236 
237 void ddrmc_init(void)
238 {
239 	struct ccsr_ddr *ddr = (struct ccsr_ddr *)CONFIG_SYS_FSL_DDR_ADDR;
240 	u32 temp_sdram_cfg;
241 
242 	out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG);
243 
244 	out_be32(&ddr->cs0_bnds, DDR_CS0_BNDS);
245 	out_be32(&ddr->cs0_config, DDR_CS0_CONFIG);
246 
247 	out_be32(&ddr->timing_cfg_0, DDR_TIMING_CFG_0);
248 	out_be32(&ddr->timing_cfg_1, DDR_TIMING_CFG_1);
249 	out_be32(&ddr->timing_cfg_2, DDR_TIMING_CFG_2);
250 	out_be32(&ddr->timing_cfg_3, DDR_TIMING_CFG_3);
251 	out_be32(&ddr->timing_cfg_4, DDR_TIMING_CFG_4);
252 	out_be32(&ddr->timing_cfg_5, DDR_TIMING_CFG_5);
253 
254 #ifdef CONFIG_DEEP_SLEEP
255 	if (is_warm_boot()) {
256 		out_be32(&ddr->sdram_cfg_2,
257 			 DDR_SDRAM_CFG_2 & ~SDRAM_CFG2_D_INIT);
258 		out_be32(&ddr->init_addr, CONFIG_SYS_SDRAM_BASE);
259 		out_be32(&ddr->init_ext_addr, (1 << 31));
260 
261 		/* DRAM VRef will not be trained */
262 		out_be32(&ddr->ddr_cdr2,
263 			 DDR_DDR_CDR2 & ~DDR_CDR2_VREF_TRAIN_EN);
264 	} else
265 #endif
266 	{
267 		out_be32(&ddr->sdram_cfg_2, DDR_SDRAM_CFG_2);
268 		out_be32(&ddr->ddr_cdr2, DDR_DDR_CDR2);
269 	}
270 
271 	out_be32(&ddr->sdram_mode, DDR_SDRAM_MODE);
272 	out_be32(&ddr->sdram_mode_2, DDR_SDRAM_MODE_2);
273 
274 	out_be32(&ddr->sdram_interval, DDR_SDRAM_INTERVAL);
275 
276 	out_be32(&ddr->ddr_wrlvl_cntl, DDR_DDR_WRLVL_CNTL);
277 
278 	out_be32(&ddr->ddr_wrlvl_cntl_2, DDR_DDR_WRLVL_CNTL_2);
279 	out_be32(&ddr->ddr_wrlvl_cntl_3, DDR_DDR_WRLVL_CNTL_3);
280 
281 	out_be32(&ddr->ddr_cdr1, DDR_DDR_CDR1);
282 
283 	out_be32(&ddr->sdram_clk_cntl, DDR_SDRAM_CLK_CNTL);
284 	out_be32(&ddr->ddr_zq_cntl, DDR_DDR_ZQ_CNTL);
285 
286 	out_be32(&ddr->cs0_config_2, DDR_CS0_CONFIG_2);
287 	udelay(1);
288 
289 #ifdef CONFIG_DEEP_SLEEP
290 	if (is_warm_boot()) {
291 		/* enter self-refresh */
292 		temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
293 		temp_sdram_cfg |= SDRAM_CFG2_FRC_SR;
294 		out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
295 
296 		temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN | SDRAM_CFG_BI);
297 	} else
298 #endif
299 		temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN & ~SDRAM_CFG_BI);
300 
301 	out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG | temp_sdram_cfg);
302 
303 #ifdef CONFIG_DEEP_SLEEP
304 	if (is_warm_boot()) {
305 		/* exit self-refresh */
306 		temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
307 		temp_sdram_cfg &= ~SDRAM_CFG2_FRC_SR;
308 		out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
309 	}
310 #endif
311 }
312 
313 int dram_init(void)
314 {
315 #if (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
316 	ddrmc_init();
317 #endif
318 
319 	gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
320 
321 #if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
322 	fsl_dp_resume();
323 #endif
324 
325 	return 0;
326 }
327 
328 #ifdef CONFIG_FSL_ESDHC
329 struct fsl_esdhc_cfg esdhc_cfg[1] = {
330 	{CONFIG_SYS_FSL_ESDHC_ADDR},
331 };
332 
333 int board_mmc_init(bd_t *bis)
334 {
335 	esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
336 
337 	return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
338 }
339 #endif
340 
341 #ifdef CONFIG_TSEC_ENET
342 int board_eth_init(bd_t *bis)
343 {
344 	struct fsl_pq_mdio_info mdio_info;
345 	struct tsec_info_struct tsec_info[4];
346 	int num = 0;
347 
348 #ifdef CONFIG_TSEC1
349 	SET_STD_TSEC_INFO(tsec_info[num], 1);
350 	if (is_serdes_configured(SGMII_TSEC1)) {
351 		puts("eTSEC1 is in sgmii mode.\n");
352 		tsec_info[num].flags |= TSEC_SGMII;
353 	}
354 	num++;
355 #endif
356 #ifdef CONFIG_TSEC2
357 	SET_STD_TSEC_INFO(tsec_info[num], 2);
358 	if (is_serdes_configured(SGMII_TSEC2)) {
359 		puts("eTSEC2 is in sgmii mode.\n");
360 		tsec_info[num].flags |= TSEC_SGMII;
361 	}
362 	num++;
363 #endif
364 #ifdef CONFIG_TSEC3
365 	SET_STD_TSEC_INFO(tsec_info[num], 3);
366 	num++;
367 #endif
368 	if (!num) {
369 		printf("No TSECs initialized\n");
370 		return 0;
371 	}
372 
373 	mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
374 	mdio_info.name = DEFAULT_MII_NAME;
375 	fsl_pq_mdio_init(bis, &mdio_info);
376 
377 	tsec_eth_init(bis, tsec_info, num);
378 
379 	return pci_eth_init(bis);
380 }
381 #endif
382 
383 #ifndef CONFIG_QSPI_BOOT
384 int config_serdes_mux(void)
385 {
386 	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
387 	u32 protocol = in_be32(&gur->rcwsr[4]) & RCWSR4_SRDS1_PRTCL_MASK;
388 
389 	protocol >>= RCWSR4_SRDS1_PRTCL_SHIFT;
390 	switch (protocol) {
391 	case 0x10:
392 		convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
393 		convert_serdes_mux(LANED_PCIEX2 |
394 				LANEC_PCIEX1, KEEP_STATUS);
395 		break;
396 	case 0x20:
397 		convert_serdes_mux(LANEB_SGMII1, KEEP_STATUS);
398 		convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
399 		convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
400 		break;
401 	case 0x30:
402 		convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
403 		convert_serdes_mux(LANEC_SGMII1, KEEP_STATUS);
404 		convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
405 		break;
406 	case 0x70:
407 		convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
408 		convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
409 		convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
410 		break;
411 	}
412 
413 	return 0;
414 }
415 #endif
416 
417 #ifndef CONFIG_QSPI_BOOT
418 int config_board_mux(void)
419 {
420 	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
421 	int conflict_flag;
422 
423 	conflict_flag = 0;
424 	if (hwconfig("i2c3")) {
425 		conflict_flag++;
426 		cpld_data->soft_mux_on |= SOFT_MUX_ON_I2C3_IFC;
427 		cpld_data->i2c3_ifc_mux = PIN_I2C3_IFC_MUX_I2C3;
428 	}
429 
430 	if (hwconfig("ifc")) {
431 		conflict_flag++;
432 		/* some signals can not enable simultaneous*/
433 		if (conflict_flag > 1)
434 			goto conflict;
435 		cpld_data->soft_mux_on |= SOFT_MUX_ON_I2C3_IFC;
436 		cpld_data->i2c3_ifc_mux = PIN_I2C3_IFC_MUX_IFC;
437 	}
438 
439 	conflict_flag = 0;
440 	if (hwconfig("usb2")) {
441 		conflict_flag++;
442 		cpld_data->soft_mux_on |= SOFT_MUX_ON_CAN3_USB2;
443 		cpld_data->can3_usb2_mux = PIN_CAN3_USB2_MUX_USB2;
444 	}
445 
446 	if (hwconfig("can3")) {
447 		conflict_flag++;
448 		/* some signals can not enable simultaneous*/
449 		if (conflict_flag > 1)
450 			goto conflict;
451 		cpld_data->soft_mux_on |= SOFT_MUX_ON_CAN3_USB2;
452 		cpld_data->can3_usb2_mux = PIN_CAN3_USB2_MUX_CAN3;
453 	}
454 
455 	conflict_flag = 0;
456 	if (hwconfig("lcd")) {
457 		conflict_flag++;
458 		cpld_data->soft_mux_on |= SOFT_MUX_ON_QE_LCD;
459 		cpld_data->qe_lcd_mux = PIN_QE_LCD_MUX_LCD;
460 	}
461 
462 	if (hwconfig("qe")) {
463 		conflict_flag++;
464 		/* some signals can not enable simultaneous*/
465 		if (conflict_flag > 1)
466 			goto conflict;
467 		cpld_data->soft_mux_on |= SOFT_MUX_ON_QE_LCD;
468 		cpld_data->qe_lcd_mux = PIN_QE_LCD_MUX_QE;
469 	}
470 
471 	return 0;
472 
473 conflict:
474 	printf("WARNING: pin conflict! MUX setting may failed!\n");
475 	return 0;
476 }
477 #endif
478 
479 int board_early_init_f(void)
480 {
481 	struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
482 	struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
483 	unsigned int major;
484 
485 #ifdef CONFIG_TSEC_ENET
486 	/* clear BD & FR bits for BE BD's and frame data */
487 	clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
488 	out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
489 #endif
490 
491 #ifdef CONFIG_FSL_IFC
492 	init_early_memctl_regs();
493 #endif
494 
495 #ifdef CONFIG_FSL_DCU_FB
496 	out_be32(&scfg->pixclkcr, SCFG_PIXCLKCR_PXCKEN);
497 #endif
498 
499 #ifdef CONFIG_FSL_QSPI
500 	out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL);
501 #endif
502 
503 	/* Configure Little endian for SAI, ASRC and SPDIF */
504 	out_be32(&scfg->endiancr, SCFG_ENDIANCR_LE);
505 
506 	/*
507 	 * Enable snoop requests and DVM message requests for
508 	 * Slave insterface S4 (A7 core cluster)
509 	 */
510 	out_le32(&cci->slave[4].snoop_ctrl,
511 		 CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
512 
513 	major = get_soc_major_rev();
514 	if (major == SOC_MAJOR_VER_1_0) {
515 		/*
516 		 * Set CCI-400 Slave interface S1, S2 Shareable Override
517 		 * Register All transactions are treated as non-shareable
518 		 */
519 		out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
520 		out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
521 	}
522 
523 #if defined(CONFIG_DEEP_SLEEP)
524 	if (is_warm_boot())
525 		fsl_dp_disable_console();
526 #endif
527 
528 	return 0;
529 }
530 
531 #ifdef CONFIG_SPL_BUILD
532 void board_init_f(ulong dummy)
533 {
534 	/* Clear the BSS */
535 	memset(__bss_start, 0, __bss_end - __bss_start);
536 
537 	get_clocks();
538 
539 #if defined(CONFIG_DEEP_SLEEP)
540 	if (is_warm_boot())
541 		fsl_dp_disable_console();
542 #endif
543 
544 	preloader_console_init();
545 
546 	dram_init();
547 
548 	/* Allow OCRAM access permission as R/W */
549 #ifdef CONFIG_LS102XA_NS_ACCESS
550 	enable_devices_ns_access(&ns_dev[4], 1);
551 	enable_devices_ns_access(&ns_dev[7], 1);
552 #endif
553 
554 	board_init_r(NULL, 0);
555 }
556 #endif
557 
558 
559 struct liodn_id_table sec_liodn_tbl[] = {
560 	SET_SEC_JR_LIODN_ENTRY(0, 0x10, 0x10),
561 	SET_SEC_JR_LIODN_ENTRY(1, 0x10, 0x10),
562 	SET_SEC_JR_LIODN_ENTRY(2, 0x10, 0x10),
563 	SET_SEC_JR_LIODN_ENTRY(3, 0x10, 0x10),
564 	SET_SEC_RTIC_LIODN_ENTRY(a, 0x10),
565 	SET_SEC_RTIC_LIODN_ENTRY(b, 0x10),
566 	SET_SEC_RTIC_LIODN_ENTRY(c, 0x10),
567 	SET_SEC_RTIC_LIODN_ENTRY(d, 0x10),
568 	SET_SEC_DECO_LIODN_ENTRY(0, 0x10, 0x10),
569 	SET_SEC_DECO_LIODN_ENTRY(1, 0x10, 0x10),
570 	SET_SEC_DECO_LIODN_ENTRY(2, 0x10, 0x10),
571 	SET_SEC_DECO_LIODN_ENTRY(3, 0x10, 0x10),
572 	SET_SEC_DECO_LIODN_ENTRY(4, 0x10, 0x10),
573 	SET_SEC_DECO_LIODN_ENTRY(5, 0x10, 0x10),
574 	SET_SEC_DECO_LIODN_ENTRY(6, 0x10, 0x10),
575 	SET_SEC_DECO_LIODN_ENTRY(7, 0x10, 0x10),
576 };
577 
578 struct smmu_stream_id dev_stream_id[] = {
579 	{ 0x100, 0x01, "ETSEC MAC1" },
580 	{ 0x104, 0x02, "ETSEC MAC2" },
581 	{ 0x108, 0x03, "ETSEC MAC3" },
582 	{ 0x10c, 0x04, "PEX1" },
583 	{ 0x110, 0x05, "PEX2" },
584 	{ 0x114, 0x06, "qDMA" },
585 	{ 0x118, 0x07, "SATA" },
586 	{ 0x11c, 0x08, "USB3" },
587 	{ 0x120, 0x09, "QE" },
588 	{ 0x124, 0x0a, "eSDHC" },
589 	{ 0x128, 0x0b, "eMA" },
590 	{ 0x14c, 0x0c, "2D-ACE" },
591 	{ 0x150, 0x0d, "USB2" },
592 	{ 0x18c, 0x0e, "DEBUG" },
593 };
594 
595 #ifdef CONFIG_DEEP_SLEEP
596 /* program the regulator (MC34VR500) to support deep sleep */
597 void ls1twr_program_regulator(void)
598 {
599 	unsigned int i2c_bus;
600 	u8 i2c_device_id;
601 
602 #define LS1TWR_I2C_BUS_MC34VR500	1
603 #define MC34VR500_ADDR			0x8
604 #define MC34VR500_DEVICEID		0x4
605 #define MC34VR500_DEVICEID_MASK		0x0f
606 
607 	i2c_bus = i2c_get_bus_num();
608 	i2c_set_bus_num(LS1TWR_I2C_BUS_MC34VR500);
609 	i2c_device_id = i2c_reg_read(MC34VR500_ADDR, 0x0) &
610 					MC34VR500_DEVICEID_MASK;
611 	if (i2c_device_id != MC34VR500_DEVICEID) {
612 		printf("The regulator (MC34VR500) does not exist. The device does not support deep sleep.\n");
613 		return;
614 	}
615 
616 	i2c_reg_write(MC34VR500_ADDR, 0x31, 0x4);
617 	i2c_reg_write(MC34VR500_ADDR, 0x4d, 0x4);
618 	i2c_reg_write(MC34VR500_ADDR, 0x6d, 0x38);
619 	i2c_reg_write(MC34VR500_ADDR, 0x6f, 0x37);
620 	i2c_reg_write(MC34VR500_ADDR, 0x71, 0x30);
621 
622 	i2c_set_bus_num(i2c_bus);
623 }
624 #endif
625 
626 int board_init(void)
627 {
628 #ifndef CONFIG_SYS_FSL_NO_SERDES
629 	fsl_serdes_init();
630 #ifndef CONFIG_QSPI_BOOT
631 	config_serdes_mux();
632 #endif
633 #endif
634 
635 	ls1021x_config_caam_stream_id(sec_liodn_tbl,
636 				      ARRAY_SIZE(sec_liodn_tbl));
637 	ls102xa_config_smmu_stream_id(dev_stream_id,
638 				      ARRAY_SIZE(dev_stream_id));
639 
640 #ifdef CONFIG_LS102XA_NS_ACCESS
641 	enable_devices_ns_access(ns_dev, ARRAY_SIZE(ns_dev));
642 #endif
643 
644 #ifdef CONFIG_U_QE
645 	u_qe_init();
646 #endif
647 
648 #ifdef CONFIG_DEEP_SLEEP
649 	ls1twr_program_regulator();
650 #endif
651 	return 0;
652 }
653 
654 #if defined(CONFIG_MISC_INIT_R)
655 int misc_init_r(void)
656 {
657 #ifdef CONFIG_FSL_DEVICE_DISABLE
658 	device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl));
659 #endif
660 #ifndef CONFIG_QSPI_BOOT
661 	config_board_mux();
662 #endif
663 
664 #ifdef CONFIG_FSL_CAAM
665 	return sec_init();
666 #endif
667 }
668 #endif
669 
670 #if defined(CONFIG_DEEP_SLEEP)
671 void board_sleep_prepare(void)
672 {
673 #ifdef CONFIG_LS102XA_NS_ACCESS
674 	enable_devices_ns_access(ns_dev, ARRAY_SIZE(ns_dev));
675 #endif
676 }
677 #endif
678 
679 int ft_board_setup(void *blob, bd_t *bd)
680 {
681 	ft_cpu_setup(blob, bd);
682 
683 #ifdef CONFIG_PCI
684 	ft_pci_setup(blob, bd);
685 #endif
686 
687 	return 0;
688 }
689 
690 u8 flash_read8(void *addr)
691 {
692 	return __raw_readb(addr + 1);
693 }
694 
695 void flash_write16(u16 val, void *addr)
696 {
697 	u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
698 
699 	__raw_writew(shftval, addr);
700 }
701 
702 u16 flash_read16(void *addr)
703 {
704 	u16 val = __raw_readw(addr);
705 
706 	return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
707 }
708 
709 #ifndef CONFIG_QSPI_BOOT
710 static void convert_flash_bank(char bank)
711 {
712 	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
713 
714 	printf("Now switch to boot from flash bank %d.\n", bank);
715 	cpld_data->soft_mux_on = CPLD_SET_BOOT_BANK;
716 	cpld_data->vbank = bank;
717 
718 	printf("Reset board to enable configuration.\n");
719 	cpld_data->system_rst = CONFIG_RESET;
720 }
721 
722 static int flash_bank_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
723 			  char * const argv[])
724 {
725 	if (argc != 2)
726 		return CMD_RET_USAGE;
727 	if (strcmp(argv[1], "0") == 0)
728 		convert_flash_bank(BOOT_FROM_UPPER_BANK);
729 	else if (strcmp(argv[1], "1") == 0)
730 		convert_flash_bank(BOOT_FROM_LOWER_BANK);
731 	else
732 		return CMD_RET_USAGE;
733 
734 	return 0;
735 }
736 
737 U_BOOT_CMD(
738 	boot_bank, 2, 0, flash_bank_cmd,
739 	"Flash bank Selection Control",
740 	"bank[0-upper bank/1-lower bank] (e.g. boot_bank 0)"
741 );
742 
743 static int cpld_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
744 			  char * const argv[])
745 {
746 	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
747 
748 	if (argc > 2)
749 		return CMD_RET_USAGE;
750 	if ((argc == 1) || (strcmp(argv[1], "conf") == 0))
751 		cpld_data->system_rst = CONFIG_RESET;
752 	else if (strcmp(argv[1], "init") == 0)
753 		cpld_data->global_rst = INIT_RESET;
754 	else
755 		return CMD_RET_USAGE;
756 
757 	return 0;
758 }
759 
760 U_BOOT_CMD(
761 	cpld_reset, 2, 0, cpld_reset_cmd,
762 	"Reset via CPLD",
763 	"conf\n"
764 	"	-reset with current CPLD configuration\n"
765 	"init\n"
766 	"	-reset and initial CPLD configuration with default value"
767 
768 );
769 
770 static void convert_serdes_mux(int type, int need_reset)
771 {
772 	char current_serdes;
773 	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
774 
775 	current_serdes = cpld_data->serdes_mux;
776 
777 	switch (type) {
778 	case LANEB_SATA:
779 		current_serdes &= ~MASK_LANE_B;
780 		break;
781 	case LANEB_SGMII1:
782 		current_serdes |= (MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
783 		break;
784 	case LANEC_SGMII1:
785 		current_serdes &= ~(MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
786 		break;
787 	case LANED_SGMII2:
788 		current_serdes |= MASK_LANE_D;
789 		break;
790 	case LANEC_PCIEX1:
791 		current_serdes |= MASK_LANE_C;
792 		break;
793 	case (LANED_PCIEX2 | LANEC_PCIEX1):
794 		current_serdes |= MASK_LANE_C;
795 		current_serdes &= ~MASK_LANE_D;
796 		break;
797 	default:
798 		printf("CPLD serdes MUX: unsupported MUX type 0x%x\n", type);
799 		return;
800 	}
801 
802 	cpld_data->soft_mux_on |= CPLD_SET_MUX_SERDES;
803 	cpld_data->serdes_mux = current_serdes;
804 
805 	if (need_reset == 1) {
806 		printf("Reset board to enable configuration\n");
807 		cpld_data->system_rst = CONFIG_RESET;
808 	}
809 }
810 
811 void print_serdes_mux(void)
812 {
813 	char current_serdes;
814 	struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
815 
816 	current_serdes = cpld_data->serdes_mux;
817 
818 	printf("Serdes Lane B: ");
819 	if ((current_serdes & MASK_LANE_B) == 0)
820 		printf("SATA,\n");
821 	else
822 		printf("SGMII 1,\n");
823 
824 	printf("Serdes Lane C: ");
825 	if ((current_serdes & MASK_LANE_C) == 0)
826 		printf("SGMII 1,\n");
827 	else
828 		printf("PCIe,\n");
829 
830 	printf("Serdes Lane D: ");
831 	if ((current_serdes & MASK_LANE_D) == 0)
832 		printf("PCIe,\n");
833 	else
834 		printf("SGMII 2,\n");
835 
836 	printf("SGMII 1 is on lane ");
837 	if ((current_serdes & MASK_SGMII) == 0)
838 		printf("C.\n");
839 	else
840 		printf("B.\n");
841 }
842 
843 static int serdes_mux_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
844 			  char * const argv[])
845 {
846 	if (argc != 2)
847 		return CMD_RET_USAGE;
848 	if (strcmp(argv[1], "sata") == 0) {
849 		printf("Set serdes lane B to SATA.\n");
850 		convert_serdes_mux(LANEB_SATA, NEED_RESET);
851 	} else if (strcmp(argv[1], "sgmii1b") == 0) {
852 		printf("Set serdes lane B to SGMII 1.\n");
853 		convert_serdes_mux(LANEB_SGMII1, NEED_RESET);
854 	} else if (strcmp(argv[1], "sgmii1c") == 0) {
855 		printf("Set serdes lane C to SGMII 1.\n");
856 		convert_serdes_mux(LANEC_SGMII1, NEED_RESET);
857 	} else if (strcmp(argv[1], "sgmii2") == 0) {
858 		printf("Set serdes lane D to SGMII 2.\n");
859 		convert_serdes_mux(LANED_SGMII2, NEED_RESET);
860 	} else if (strcmp(argv[1], "pciex1") == 0) {
861 		printf("Set serdes lane C to PCIe X1.\n");
862 		convert_serdes_mux(LANEC_PCIEX1, NEED_RESET);
863 	} else if (strcmp(argv[1], "pciex2") == 0) {
864 		printf("Set serdes lane C & lane D to PCIe X2.\n");
865 		convert_serdes_mux((LANED_PCIEX2 | LANEC_PCIEX1), NEED_RESET);
866 	} else if (strcmp(argv[1], "show") == 0) {
867 		print_serdes_mux();
868 	} else {
869 		return CMD_RET_USAGE;
870 	}
871 
872 	return 0;
873 }
874 
875 U_BOOT_CMD(
876 	lane_bank, 2, 0, serdes_mux_cmd,
877 	"Multiplexed function setting for SerDes Lanes",
878 	"sata\n"
879 	"	-change lane B to sata\n"
880 	"lane_bank sgmii1b\n"
881 	"	-change lane B to SGMII1\n"
882 	"lane_bank sgmii1c\n"
883 	"	-change lane C to SGMII1\n"
884 	"lane_bank sgmii2\n"
885 	"	-change lane D to SGMII2\n"
886 	"lane_bank pciex1\n"
887 	"	-change lane C to PCIeX1\n"
888 	"lane_bank pciex2\n"
889 	"	-change lane C & lane D to PCIeX2\n"
890 	"\nWARNING: If you aren't familiar with the setting of serdes, don't try to change anything!\n"
891 );
892 #endif
893