2 * Copyright 2014 Freescale Semiconductor, Inc.
4 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/arch/immap_ls102xa.h>
11 #include <asm/arch/clock.h>
12 #include <asm/arch/fsl_serdes.h>
13 #include <asm/pcie_layerscape.h>
15 #include <fsl_esdhc.h>
22 #include "../../../drivers/qe/qe.h"
26 DECLARE_GLOBAL_DATA_PTR;
28 #define VERSION_MASK 0x00FF
29 #define BANK_MASK 0x0001
30 #define CONFIG_RESET 0x1
31 #define INIT_RESET 0x1
33 #define CPLD_SET_MUX_SERDES 0x20
34 #define CPLD_SET_BOOT_BANK 0x40
36 #define BOOT_FROM_UPPER_BANK 0x0
37 #define BOOT_FROM_LOWER_BANK 0x1
39 #define LANEB_SATA (0x01)
40 #define LANEB_SGMII1 (0x02)
41 #define LANEC_SGMII1 (0x04)
42 #define LANEC_PCIEX1 (0x08)
43 #define LANED_PCIEX2 (0x10)
44 #define LANED_SGMII2 (0x20)
46 #define MASK_LANE_B 0x1
47 #define MASK_LANE_C 0x2
48 #define MASK_LANE_D 0x4
49 #define MASK_SGMII 0x8
51 #define KEEP_STATUS 0x0
52 #define NEED_RESET 0x1
55 u8 cpld_ver; /* cpld revision */
56 u8 cpld_ver_sub; /* cpld sub revision */
57 u8 pcba_ver; /* pcb revision number */
58 u8 system_rst; /* reset system by cpld */
59 u8 soft_mux_on; /* CPLD override physical switches Enable */
60 u8 cfg_rcw_src1; /* Reset config word 1 */
61 u8 cfg_rcw_src2; /* Reset config word 2 */
62 u8 vbank; /* Flash bank selection Control */
63 u8 gpio; /* GPIO for TWR-ELEV */
66 u8 can3_usb2_mux; /* CAN3 and USB2 Selection */
67 u8 qe_lcd_mux; /* QE and LCD Selection */
68 u8 serdes_mux; /* Multiplexed pins for SerDes Lanes */
69 u8 global_rst; /* reset with init CPLD reg to default */
70 u8 rev1; /* Reserved */
71 u8 rev2; /* Reserved */
74 static void convert_serdes_mux(int type, int need_reset);
78 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
80 printf("CPLD: V%x.%x\nPCBA: V%x.0\nVBank: %d\n",
81 in_8(&cpld_data->cpld_ver) & VERSION_MASK,
82 in_8(&cpld_data->cpld_ver_sub) & VERSION_MASK,
83 in_8(&cpld_data->pcba_ver) & VERSION_MASK,
84 in_8(&cpld_data->vbank) & BANK_MASK);
87 printf("soft_mux_on =%x\n",
88 in_8(&cpld_data->soft_mux_on));
89 printf("cfg_rcw_src1 =%x\n",
90 in_8(&cpld_data->cfg_rcw_src1));
91 printf("cfg_rcw_src2 =%x\n",
92 in_8(&cpld_data->cfg_rcw_src2));
94 in_8(&cpld_data->vbank));
96 in_8(&cpld_data->gpio));
97 printf("i2c3_ifc_mux =%x\n",
98 in_8(&cpld_data->i2c3_ifc_mux));
99 printf("mux_spi2 =%x\n",
100 in_8(&cpld_data->mux_spi2));
101 printf("can3_usb2_mux =%x\n",
102 in_8(&cpld_data->can3_usb2_mux));
103 printf("qe_lcd_mux =%x\n",
104 in_8(&cpld_data->qe_lcd_mux));
105 printf("serdes_mux =%x\n",
106 in_8(&cpld_data->serdes_mux));
112 puts("Board: LS1021ATWR\n");
118 void ddrmc_init(void)
120 struct ccsr_ddr *ddr = (struct ccsr_ddr *)CONFIG_SYS_FSL_DDR_ADDR;
122 out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG);
124 out_be32(&ddr->cs0_bnds, DDR_CS0_BNDS);
125 out_be32(&ddr->cs0_config, DDR_CS0_CONFIG);
127 out_be32(&ddr->timing_cfg_0, DDR_TIMING_CFG_0);
128 out_be32(&ddr->timing_cfg_1, DDR_TIMING_CFG_1);
129 out_be32(&ddr->timing_cfg_2, DDR_TIMING_CFG_2);
130 out_be32(&ddr->timing_cfg_3, DDR_TIMING_CFG_3);
131 out_be32(&ddr->timing_cfg_4, DDR_TIMING_CFG_4);
132 out_be32(&ddr->timing_cfg_5, DDR_TIMING_CFG_5);
134 out_be32(&ddr->sdram_cfg_2, DDR_SDRAM_CFG_2);
136 out_be32(&ddr->sdram_mode, DDR_SDRAM_MODE);
137 out_be32(&ddr->sdram_mode_2, DDR_SDRAM_MODE_2);
139 out_be32(&ddr->sdram_interval, DDR_SDRAM_INTERVAL);
141 out_be32(&ddr->ddr_wrlvl_cntl, DDR_DDR_WRLVL_CNTL);
143 out_be32(&ddr->ddr_wrlvl_cntl_2, DDR_DDR_WRLVL_CNTL_2);
144 out_be32(&ddr->ddr_wrlvl_cntl_3, DDR_DDR_WRLVL_CNTL_3);
146 out_be32(&ddr->ddr_cdr1, DDR_DDR_CDR1);
147 out_be32(&ddr->ddr_cdr2, DDR_DDR_CDR2);
149 out_be32(&ddr->sdram_clk_cntl, DDR_SDRAM_CLK_CNTL);
150 out_be32(&ddr->ddr_zq_cntl, DDR_DDR_ZQ_CNTL);
152 out_be32(&ddr->cs0_config_2, DDR_CS0_CONFIG_2);
154 out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG | DDR_SDRAM_CFG_MEM_EN);
159 #if (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
163 gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
167 #ifdef CONFIG_FSL_ESDHC
168 struct fsl_esdhc_cfg esdhc_cfg[1] = {
169 {CONFIG_SYS_FSL_ESDHC_ADDR},
172 int board_mmc_init(bd_t *bis)
174 esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
176 return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
180 #ifdef CONFIG_TSEC_ENET
181 int board_eth_init(bd_t *bis)
183 struct fsl_pq_mdio_info mdio_info;
184 struct tsec_info_struct tsec_info[4];
188 SET_STD_TSEC_INFO(tsec_info[num], 1);
189 if (is_serdes_configured(SGMII_TSEC1)) {
190 puts("eTSEC1 is in sgmii mode.\n");
191 tsec_info[num].flags |= TSEC_SGMII;
196 SET_STD_TSEC_INFO(tsec_info[num], 2);
197 if (is_serdes_configured(SGMII_TSEC2)) {
198 puts("eTSEC2 is in sgmii mode.\n");
199 tsec_info[num].flags |= TSEC_SGMII;
204 SET_STD_TSEC_INFO(tsec_info[num], 3);
208 printf("No TSECs initialized\n");
212 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
213 mdio_info.name = DEFAULT_MII_NAME;
214 fsl_pq_mdio_init(bis, &mdio_info);
216 tsec_eth_init(bis, tsec_info, num);
218 return pci_eth_init(bis);
222 int config_serdes_mux(void)
224 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
225 u32 protocol = in_be32(&gur->rcwsr[4]) & RCWSR4_SRDS1_PRTCL_MASK;
227 protocol >>= RCWSR4_SRDS1_PRTCL_SHIFT;
230 convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
231 convert_serdes_mux(LANED_PCIEX2 |
232 LANEC_PCIEX1, KEEP_STATUS);
235 convert_serdes_mux(LANEB_SGMII1, KEEP_STATUS);
236 convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
237 convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
240 convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
241 convert_serdes_mux(LANEC_SGMII1, KEEP_STATUS);
242 convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
245 convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
246 convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
247 convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
254 int board_early_init_f(void)
256 struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
258 #ifdef CONFIG_TSEC_ENET
259 out_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
260 out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
263 #ifdef CONFIG_FSL_IFC
264 init_early_memctl_regs();
267 #ifdef CONFIG_FSL_DCU_FB
268 out_be32(&scfg->pixclkcr, SCFG_PIXCLKCR_PXCKEN);
276 struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
279 * Set CCI-400 Slave interface S0, S1, S2 Shareable Override Register
280 * All transactions are treated as non-shareable
282 out_le32(&cci->slave[0].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
283 out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
284 out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
286 #ifndef CONFIG_SYS_FSL_NO_SERDES
298 #if defined(CONFIG_MISC_INIT_R)
299 int misc_init_r(void)
301 #ifdef CONFIG_FSL_CAAM
307 int ft_board_setup(void *blob, bd_t *bd)
309 ft_cpu_setup(blob, bd);
311 #ifdef CONFIG_PCIE_LAYERSCAPE
312 ft_pcie_setup(blob, bd);
318 u8 flash_read8(void *addr)
320 return __raw_readb(addr + 1);
323 void flash_write16(u16 val, void *addr)
325 u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
327 __raw_writew(shftval, addr);
330 u16 flash_read16(void *addr)
332 u16 val = __raw_readw(addr);
334 return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
337 static void convert_flash_bank(char bank)
339 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
341 printf("Now switch to boot from flash bank %d.\n", bank);
342 cpld_data->soft_mux_on = CPLD_SET_BOOT_BANK;
343 cpld_data->vbank = bank;
345 printf("Reset board to enable configuration.\n");
346 cpld_data->system_rst = CONFIG_RESET;
349 static int flash_bank_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
353 return CMD_RET_USAGE;
354 if (strcmp(argv[1], "0") == 0)
355 convert_flash_bank(BOOT_FROM_UPPER_BANK);
356 else if (strcmp(argv[1], "1") == 0)
357 convert_flash_bank(BOOT_FROM_LOWER_BANK);
359 return CMD_RET_USAGE;
365 boot_bank, 2, 0, flash_bank_cmd,
366 "Flash bank Selection Control",
367 "bank[0-upper bank/1-lower bank] (e.g. boot_bank 0)"
370 static int cpld_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
373 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
376 return CMD_RET_USAGE;
377 if ((argc == 1) || (strcmp(argv[1], "conf") == 0))
378 cpld_data->system_rst = CONFIG_RESET;
379 else if (strcmp(argv[1], "init") == 0)
380 cpld_data->global_rst = INIT_RESET;
382 return CMD_RET_USAGE;
388 cpld_reset, 2, 0, cpld_reset_cmd,
391 " -reset with current CPLD configuration\n"
393 " -reset and initial CPLD configuration with default value"
397 static void convert_serdes_mux(int type, int need_reset)
400 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
402 current_serdes = cpld_data->serdes_mux;
406 current_serdes &= ~MASK_LANE_B;
409 current_serdes |= (MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
412 current_serdes &= ~(MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
415 current_serdes |= MASK_LANE_D;
418 current_serdes |= MASK_LANE_C;
420 case (LANED_PCIEX2 | LANEC_PCIEX1):
421 current_serdes |= MASK_LANE_C;
422 current_serdes &= ~MASK_LANE_D;
425 printf("CPLD serdes MUX: unsupported MUX type 0x%x\n", type);
429 cpld_data->soft_mux_on |= CPLD_SET_MUX_SERDES;
430 cpld_data->serdes_mux = current_serdes;
432 if (need_reset == 1) {
433 printf("Reset board to enable configuration\n");
434 cpld_data->system_rst = CONFIG_RESET;
438 void print_serdes_mux(void)
441 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
443 current_serdes = cpld_data->serdes_mux;
445 printf("Serdes Lane B: ");
446 if ((current_serdes & MASK_LANE_B) == 0)
449 printf("SGMII 1,\n");
451 printf("Serdes Lane C: ");
452 if ((current_serdes & MASK_LANE_C) == 0)
453 printf("SGMII 1,\n");
457 printf("Serdes Lane D: ");
458 if ((current_serdes & MASK_LANE_D) == 0)
461 printf("SGMII 2,\n");
463 printf("SGMII 1 is on lane ");
464 if ((current_serdes & MASK_SGMII) == 0)
470 static int serdes_mux_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
474 return CMD_RET_USAGE;
475 if (strcmp(argv[1], "sata") == 0) {
476 printf("Set serdes lane B to SATA.\n");
477 convert_serdes_mux(LANEB_SATA, NEED_RESET);
478 } else if (strcmp(argv[1], "sgmii1b") == 0) {
479 printf("Set serdes lane B to SGMII 1.\n");
480 convert_serdes_mux(LANEB_SGMII1, NEED_RESET);
481 } else if (strcmp(argv[1], "sgmii1c") == 0) {
482 printf("Set serdes lane C to SGMII 1.\n");
483 convert_serdes_mux(LANEC_SGMII1, NEED_RESET);
484 } else if (strcmp(argv[1], "sgmii2") == 0) {
485 printf("Set serdes lane D to SGMII 2.\n");
486 convert_serdes_mux(LANED_SGMII2, NEED_RESET);
487 } else if (strcmp(argv[1], "pciex1") == 0) {
488 printf("Set serdes lane C to PCIe X1.\n");
489 convert_serdes_mux(LANEC_PCIEX1, NEED_RESET);
490 } else if (strcmp(argv[1], "pciex2") == 0) {
491 printf("Set serdes lane C & lane D to PCIe X2.\n");
492 convert_serdes_mux((LANED_PCIEX2 | LANEC_PCIEX1), NEED_RESET);
493 } else if (strcmp(argv[1], "show") == 0) {
496 return CMD_RET_USAGE;
503 lane_bank, 2, 0, serdes_mux_cmd,
504 "Multiplexed function setting for SerDes Lanes",
506 " -change lane B to sata\n"
507 "lane_bank sgmii1b\n"
508 " -change lane B to SGMII1\n"
509 "lane_bank sgmii1c\n"
510 " -change lane C to SGMII1\n"
512 " -change lane D to SGMII2\n"
514 " -change lane C to PCIeX1\n"
516 " -change lane C & lane D to PCIeX2\n"
517 "\nWARNING: If you aren't familiar with the setting of serdes, don't try to change anything!\n"