1 /* 2 * Copyright 2017 NXP 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 #include <common.h> 7 #include <i2c.h> 8 #include <malloc.h> 9 #include <errno.h> 10 #include <netdev.h> 11 #include <fsl_ifc.h> 12 #include <fsl_ddr.h> 13 #include <fsl_sec.h> 14 #include <asm/io.h> 15 #include <fdt_support.h> 16 #include <libfdt.h> 17 #include <fsl-mc/fsl_mc.h> 18 #include <environment.h> 19 #include <asm/arch-fsl-layerscape/soc.h> 20 #include <asm/arch/ppa.h> 21 22 #include "../common/qixis.h" 23 #include "ls1088a_qixis.h" 24 25 DECLARE_GLOBAL_DATA_PTR; 26 27 unsigned long long get_qixis_addr(void) 28 { 29 unsigned long long addr; 30 31 if (gd->flags & GD_FLG_RELOC) 32 addr = QIXIS_BASE_PHYS; 33 else 34 addr = QIXIS_BASE_PHYS_EARLY; 35 36 /* 37 * IFC address under 256MB is mapped to 0x30000000, any address above 38 * is mapped to 0x5_10000000 up to 4GB. 39 */ 40 addr = addr > 0x10000000 ? addr + 0x500000000ULL : addr + 0x30000000; 41 42 return addr; 43 } 44 45 int checkboard(void) 46 { 47 char buf[64]; 48 u8 sw; 49 static const char *const freq[] = {"100", "125", "156.25", 50 "100 separate SSCG"}; 51 int clock; 52 53 #ifdef CONFIG_TARGET_LS1088AQDS 54 printf("Board: LS1088A-QDS, "); 55 #else 56 printf("Board: LS1088A-RDB, "); 57 #endif 58 59 sw = QIXIS_READ(arch); 60 printf("Board Arch: V%d, ", sw >> 4); 61 62 #ifdef CONFIG_TARGET_LS1088AQDS 63 printf("Board version: %c, boot from ", (sw & 0xf) + 'A' - 1); 64 #else 65 printf("Board version: %c, boot from ", (sw & 0xf) + 'A'); 66 #endif 67 68 memset((u8 *)buf, 0x00, ARRAY_SIZE(buf)); 69 70 sw = QIXIS_READ(brdcfg[0]); 71 sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT; 72 73 #ifdef CONFIG_SD_BOOT 74 puts("SD card\n"); 75 #endif 76 switch (sw) { 77 #ifdef CONFIG_TARGET_LS1088AQDS 78 case 0: 79 case 1: 80 case 2: 81 case 3: 82 case 4: 83 case 5: 84 case 6: 85 case 7: 86 printf("vBank: %d\n", sw); 87 break; 88 case 8: 89 puts("PromJet\n"); 90 break; 91 case 15: 92 puts("IFCCard\n"); 93 break; 94 case 14: 95 #else 96 case 0: 97 #endif 98 puts("QSPI:"); 99 sw = QIXIS_READ(brdcfg[0]); 100 sw = (sw & QIXIS_QMAP_MASK) >> QIXIS_QMAP_SHIFT; 101 if (sw == 0 || sw == 4) 102 puts("0\n"); 103 else if (sw == 1) 104 puts("1\n"); 105 else 106 puts("EMU\n"); 107 break; 108 109 default: 110 printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH); 111 break; 112 } 113 114 #ifdef CONFIG_TARGET_LS1088AQDS 115 printf("FPGA: v%d (%s), build %d", 116 (int)QIXIS_READ(scver), qixis_read_tag(buf), 117 (int)qixis_read_minor()); 118 /* the timestamp string contains "\n" at the end */ 119 printf(" on %s", qixis_read_time(buf)); 120 #else 121 printf("CPLD: v%d.%d\n", QIXIS_READ(scver), QIXIS_READ(tagdata)); 122 #endif 123 124 /* 125 * Display the actual SERDES reference clocks as configured by the 126 * dip switches on the board. Note that the SWx registers could 127 * technically be set to force the reference clocks to match the 128 * values that the SERDES expects (or vice versa). For now, however, 129 * we just display both values and hope the user notices when they 130 * don't match. 131 */ 132 puts("SERDES1 Reference : "); 133 sw = QIXIS_READ(brdcfg[2]); 134 clock = (sw >> 6) & 3; 135 printf("Clock1 = %sMHz ", freq[clock]); 136 clock = (sw >> 4) & 3; 137 printf("Clock2 = %sMHz", freq[clock]); 138 139 puts("\nSERDES2 Reference : "); 140 clock = (sw >> 2) & 3; 141 printf("Clock1 = %sMHz ", freq[clock]); 142 clock = (sw >> 0) & 3; 143 printf("Clock2 = %sMHz\n", freq[clock]); 144 145 return 0; 146 } 147 148 bool if_board_diff_clk(void) 149 { 150 #ifdef CONFIG_TARGET_LS1088AQDS 151 u8 diff_conf = QIXIS_READ(brdcfg[11]); 152 return diff_conf & 0x40; 153 #else 154 u8 diff_conf = QIXIS_READ(dutcfg[11]); 155 return diff_conf & 0x80; 156 #endif 157 } 158 159 unsigned long get_board_sys_clk(void) 160 { 161 u8 sysclk_conf = QIXIS_READ(brdcfg[1]); 162 163 switch (sysclk_conf & 0x0f) { 164 case QIXIS_SYSCLK_83: 165 return 83333333; 166 case QIXIS_SYSCLK_100: 167 return 100000000; 168 case QIXIS_SYSCLK_125: 169 return 125000000; 170 case QIXIS_SYSCLK_133: 171 return 133333333; 172 case QIXIS_SYSCLK_150: 173 return 150000000; 174 case QIXIS_SYSCLK_160: 175 return 160000000; 176 case QIXIS_SYSCLK_166: 177 return 166666666; 178 } 179 180 return 66666666; 181 } 182 183 unsigned long get_board_ddr_clk(void) 184 { 185 u8 ddrclk_conf = QIXIS_READ(brdcfg[1]); 186 187 if (if_board_diff_clk()) 188 return get_board_sys_clk(); 189 switch ((ddrclk_conf & 0x30) >> 4) { 190 case QIXIS_DDRCLK_100: 191 return 100000000; 192 case QIXIS_DDRCLK_125: 193 return 125000000; 194 case QIXIS_DDRCLK_133: 195 return 133333333; 196 } 197 198 return 66666666; 199 } 200 201 int select_i2c_ch_pca9547(u8 ch) 202 { 203 int ret; 204 205 ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1); 206 if (ret) { 207 puts("PCA: failed to select proper channel\n"); 208 return ret; 209 } 210 211 return 0; 212 } 213 214 void board_retimer_init(void) 215 { 216 u8 reg; 217 218 /* Retimer is connected to I2C1_CH5 */ 219 select_i2c_ch_pca9547(I2C_MUX_CH5); 220 221 /* Access to Control/Shared register */ 222 reg = 0x0; 223 i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1); 224 225 /* Read device revision and ID */ 226 i2c_read(I2C_RETIMER_ADDR, 1, 1, ®, 1); 227 debug("Retimer version id = 0x%x\n", reg); 228 229 /* Enable Broadcast. All writes target all channel register sets */ 230 reg = 0x0c; 231 i2c_write(I2C_RETIMER_ADDR, 0xff, 1, ®, 1); 232 233 /* Reset Channel Registers */ 234 i2c_read(I2C_RETIMER_ADDR, 0, 1, ®, 1); 235 reg |= 0x4; 236 i2c_write(I2C_RETIMER_ADDR, 0, 1, ®, 1); 237 238 /* Set data rate as 10.3125 Gbps */ 239 reg = 0x90; 240 i2c_write(I2C_RETIMER_ADDR, 0x60, 1, ®, 1); 241 reg = 0xb3; 242 i2c_write(I2C_RETIMER_ADDR, 0x61, 1, ®, 1); 243 reg = 0x90; 244 i2c_write(I2C_RETIMER_ADDR, 0x62, 1, ®, 1); 245 reg = 0xb3; 246 i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1); 247 reg = 0xcd; 248 i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1); 249 250 /* Select VCO Divider to full rate (000) */ 251 i2c_read(I2C_RETIMER_ADDR, 0x2F, 1, ®, 1); 252 reg &= 0x0f; 253 reg |= 0x70; 254 i2c_write(I2C_RETIMER_ADDR, 0x2F, 1, ®, 1); 255 256 #ifdef CONFIG_TARGET_LS1088AQDS 257 /* Retimer is connected to I2C1_CH5 */ 258 select_i2c_ch_pca9547(I2C_MUX_CH5); 259 260 /* Access to Control/Shared register */ 261 reg = 0x0; 262 i2c_write(I2C_RETIMER_ADDR2, 0xff, 1, ®, 1); 263 264 /* Read device revision and ID */ 265 i2c_read(I2C_RETIMER_ADDR2, 1, 1, ®, 1); 266 debug("Retimer version id = 0x%x\n", reg); 267 268 /* Enable Broadcast. All writes target all channel register sets */ 269 reg = 0x0c; 270 i2c_write(I2C_RETIMER_ADDR2, 0xff, 1, ®, 1); 271 272 /* Reset Channel Registers */ 273 i2c_read(I2C_RETIMER_ADDR2, 0, 1, ®, 1); 274 reg |= 0x4; 275 i2c_write(I2C_RETIMER_ADDR2, 0, 1, ®, 1); 276 277 /* Set data rate as 10.3125 Gbps */ 278 reg = 0x90; 279 i2c_write(I2C_RETIMER_ADDR2, 0x60, 1, ®, 1); 280 reg = 0xb3; 281 i2c_write(I2C_RETIMER_ADDR2, 0x61, 1, ®, 1); 282 reg = 0x90; 283 i2c_write(I2C_RETIMER_ADDR2, 0x62, 1, ®, 1); 284 reg = 0xb3; 285 i2c_write(I2C_RETIMER_ADDR2, 0x63, 1, ®, 1); 286 reg = 0xcd; 287 i2c_write(I2C_RETIMER_ADDR2, 0x64, 1, ®, 1); 288 289 /* Select VCO Divider to full rate (000) */ 290 i2c_read(I2C_RETIMER_ADDR2, 0x2F, 1, ®, 1); 291 reg &= 0x0f; 292 reg |= 0x70; 293 i2c_write(I2C_RETIMER_ADDR2, 0x2F, 1, ®, 1); 294 #endif 295 /*return the default channel*/ 296 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); 297 } 298 299 int board_init(void) 300 { 301 init_final_memctl_regs(); 302 #if defined(CONFIG_TARGET_LS1088ARDB) && defined(CONFIG_FSL_MC_ENET) 303 u32 __iomem *irq_ccsr = (u32 __iomem *)ISC_BASE; 304 #endif 305 306 select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); 307 board_retimer_init(); 308 309 #ifdef CONFIG_ENV_IS_NOWHERE 310 gd->env_addr = (ulong)&default_environment[0]; 311 #endif 312 313 #if defined(CONFIG_TARGET_LS1088ARDB) && defined(CONFIG_FSL_MC_ENET) 314 /* invert AQR105 IRQ pins polarity */ 315 out_le32(irq_ccsr + IRQCR_OFFSET / 4, AQR105_IRQ_MASK); 316 #endif 317 318 #ifdef CONFIG_FSL_LS_PPA 319 ppa_init(); 320 #endif 321 return 0; 322 } 323 324 int board_early_init_f(void) 325 { 326 fsl_lsch3_early_init_f(); 327 return 0; 328 } 329 330 void detail_board_ddr_info(void) 331 { 332 puts("\nDDR "); 333 print_size(gd->bd->bi_dram[0].size + gd->bd->bi_dram[1].size, ""); 334 print_ddr_info(0); 335 } 336 337 #if defined(CONFIG_ARCH_MISC_INIT) 338 int arch_misc_init(void) 339 { 340 #ifdef CONFIG_FSL_CAAM 341 sec_init(); 342 #endif 343 return 0; 344 } 345 #endif 346 347 #ifdef CONFIG_FSL_MC_ENET 348 void fdt_fixup_board_enet(void *fdt) 349 { 350 int offset; 351 352 offset = fdt_path_offset(fdt, "/fsl-mc"); 353 354 if (offset < 0) 355 offset = fdt_path_offset(fdt, "/fsl,dprc@0"); 356 357 if (offset < 0) { 358 printf("%s: ERROR: fsl-mc node not found in device tree (error %d)\n", 359 __func__, offset); 360 return; 361 } 362 363 if (get_mc_boot_status() == 0) 364 fdt_status_okay(fdt, offset); 365 else 366 fdt_status_fail(fdt, offset); 367 } 368 #endif 369 370 #ifdef CONFIG_OF_BOARD_SETUP 371 int ft_board_setup(void *blob, bd_t *bd) 372 { 373 int err, i; 374 u64 base[CONFIG_NR_DRAM_BANKS]; 375 u64 size[CONFIG_NR_DRAM_BANKS]; 376 377 ft_cpu_setup(blob, bd); 378 379 /* fixup DT for the two GPP DDR banks */ 380 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) { 381 base[i] = gd->bd->bi_dram[i].start; 382 size[i] = gd->bd->bi_dram[i].size; 383 } 384 385 #ifdef CONFIG_RESV_RAM 386 /* reduce size if reserved memory is within this bank */ 387 if (gd->arch.resv_ram >= base[0] && 388 gd->arch.resv_ram < base[0] + size[0]) 389 size[0] = gd->arch.resv_ram - base[0]; 390 else if (gd->arch.resv_ram >= base[1] && 391 gd->arch.resv_ram < base[1] + size[1]) 392 size[1] = gd->arch.resv_ram - base[1]; 393 #endif 394 395 fdt_fixup_memory_banks(blob, base, size, CONFIG_NR_DRAM_BANKS); 396 397 #ifdef CONFIG_FSL_MC_ENET 398 fdt_fixup_board_enet(blob); 399 err = fsl_mc_ldpaa_exit(bd); 400 if (err) 401 return err; 402 #endif 403 404 return 0; 405 } 406 #endif 407