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