1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2010-2011 Freescale Semiconductor, Inc.
10 #include <asm/processor.h>
12 #include <asm/cache.h>
13 #include <asm/immap_85xx.h>
17 #include <linux/libfdt.h>
18 #include <fdt_support.h>
24 #include <asm/fsl_serdes.h>
26 #include <asm/fsl_pci.h>
30 DECLARE_GLOBAL_DATA_PTR;
32 #define GPIO4_PCIE_RESET_SET 0x08000000
33 #define MUX_CPLD_CAN_UART 0x00
34 #define MUX_CPLD_TDM 0x01
35 #define MUX_CPLD_SPICS0_FLASH 0x00
36 #define MUX_CPLD_SPICS0_SLIC 0x02
37 #define PMUXCR1_IFC_MASK 0x00ffff00
38 #define PMUXCR1_SDHC_MASK 0x00fff000
39 #define PMUXCR1_SDHC_ENABLE 0x00555000
56 static uint sd_ifc_mux;
59 u8 cpld_ver; /* cpld revision */
60 #if defined(CONFIG_TARGET_P1010RDB_PA)
61 u8 pcba_ver; /* pcb revision number */
64 u8 bank_sel; /* NOR Flash bank */
70 u8 spi_cs0_sel; /* SPI CS0 SLIC/SPI Flash */
71 u8 por0; /* POR Options */
72 u8 por1; /* POR Options */
73 u8 por2; /* POR Options */
74 u8 por3; /* POR Options */
75 #elif defined(CONFIG_TARGET_P1010RDB_PB)
80 int board_early_init_f(void)
82 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
83 struct fsl_ifc ifc = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL};
84 /* Clock configuration to access CPLD using IFC(GPCM) */
85 setbits_be32(&ifc.gregs->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT);
87 * Reset PCIe slots via GPIO4
89 setbits_be32(&pgpio->gpdir, GPIO4_PCIE_RESET_SET);
90 setbits_be32(&pgpio->gpdat, GPIO4_PCIE_RESET_SET);
95 int board_early_init_r(void)
97 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
98 int flash_esel = find_tlb_idx((void *)flashbase, 1);
101 * Remap Boot flash region to caching-inhibited
102 * so that flash can be erased properly.
105 /* Flush d-cache and invalidate i-cache of any FLASH data */
109 if (flash_esel == -1) {
110 /* very unlikely unless something is messed up */
111 puts("Error: Could not find TLB for FLASH BASE\n");
112 flash_esel = 2; /* give our best effort to continue */
114 /* invalidate existing TLB entry for flash */
115 disable_tlb(flash_esel);
118 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
119 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
120 0, flash_esel, BOOKE_PAGESZ_16M, 1);
122 set_tlb(1, flashbase + 0x1000000,
123 CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000,
124 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
125 0, flash_esel+1, BOOKE_PAGESZ_16M, 1);
129 #if defined(CONFIG_PCI) && !defined(CONFIG_DM_PCI)
130 void pci_init_board(void)
132 fsl_pcie_init_board(0);
134 #endif /* ifdef CONFIG_PCI */
136 int config_board_mux(int ctrl_type)
138 ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
144 #if defined(CONFIG_TARGET_P1010RDB_PA)
145 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
147 ret = i2c_get_chip_for_busnum(I2C_PCA9557_BUS_NUM,
148 I2C_PCA9557_ADDR1, 1, &dev);
150 printf("%s: Cannot find udev for a bus %d\n",
151 __func__, I2C_PCA9557_BUS_NUM);
157 dm_i2c_write(dev, 3, &tmp, 1);
159 dm_i2c_write(dev, 1, &tmp, 1);
160 sd_ifc_mux = MUX_TYPE_IFC;
161 clrbits_be32(&gur->pmuxcr, PMUXCR1_IFC_MASK);
165 dm_i2c_write(dev, 3, &tmp, 1);
167 dm_i2c_write(dev, 1, &tmp, 1);
168 sd_ifc_mux = MUX_TYPE_SDHC;
169 clrsetbits_be32(&gur->pmuxcr, PMUXCR1_SDHC_MASK,
170 PMUXCR1_SDHC_ENABLE);
172 case MUX_TYPE_SPIFLASH:
173 out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_FLASH);
176 out_8(&cpld_data->tdm_can_sel, MUX_CPLD_TDM);
177 out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_SLIC);
180 out_8(&cpld_data->tdm_can_sel, MUX_CPLD_CAN_UART);
185 #elif defined(CONFIG_TARGET_P1010RDB_PB)
186 ret = i2c_get_chip_for_busnum(I2C_PCA9557_BUS_NUM,
187 I2C_PCA9557_ADDR2, 1, &dev);
189 printf("%s: Cannot find udev for a bus %d\n",
190 __func__, I2C_PCA9557_BUS_NUM);
195 dm_i2c_read(dev, 0, &tmp, 1);
196 clrbits_8(&tmp, 0x04);
197 dm_i2c_write(dev, 1, &tmp, 1);
198 dm_i2c_read(dev, 3, &tmp, 1);
199 clrbits_8(&tmp, 0x04);
200 dm_i2c_write(dev, 3, &tmp, 1);
201 sd_ifc_mux = MUX_TYPE_IFC;
202 clrbits_be32(&gur->pmuxcr, PMUXCR1_IFC_MASK);
205 dm_i2c_read(dev, 0, &tmp, 1);
206 setbits_8(&tmp, 0x04);
207 dm_i2c_write(dev, 1, &tmp, 1);
208 dm_i2c_read(dev, 3, &tmp, 1);
209 clrbits_8(&tmp, 0x04);
210 dm_i2c_write(dev, 3, &tmp, 1);
211 sd_ifc_mux = MUX_TYPE_SDHC;
212 clrsetbits_be32(&gur->pmuxcr, PMUXCR1_SDHC_MASK,
213 PMUXCR1_SDHC_ENABLE);
215 case MUX_TYPE_SPIFLASH:
216 dm_i2c_read(dev, 0, &tmp, 1);
217 clrbits_8(&tmp, 0x80);
218 dm_i2c_write(dev, 1, &tmp, 1);
219 dm_i2c_read(dev, 3, &tmp, 1);
220 clrbits_8(&tmp, 0x80);
221 dm_i2c_write(dev, 3, &tmp, 1);
224 dm_i2c_read(dev, 0, &tmp, 1);
225 setbits_8(&tmp, 0x82);
226 dm_i2c_write(dev, 1, &tmp, 1);
227 dm_i2c_read(dev, 3, &tmp, 1);
228 clrbits_8(&tmp, 0x82);
229 dm_i2c_write(dev, 3, &tmp, 1);
232 dm_i2c_read(dev, 0, &tmp, 1);
233 clrbits_8(&tmp, 0x02);
234 dm_i2c_write(dev, 1, &tmp, 1);
235 dm_i2c_read(dev, 3, &tmp, 1);
236 clrbits_8(&tmp, 0x02);
237 dm_i2c_write(dev, 3, &tmp, 1);
239 case MUX_TYPE_CS0_NOR:
240 dm_i2c_read(dev, 0, &tmp, 1);
241 clrbits_8(&tmp, 0x08);
242 dm_i2c_write(dev, 1, &tmp, 1);
243 dm_i2c_read(dev, 3, &tmp, 1);
244 clrbits_8(&tmp, 0x08);
245 dm_i2c_write(dev, 3, &tmp, 1);
247 case MUX_TYPE_CS0_NAND:
248 dm_i2c_read(dev, 0, &tmp, 1);
249 setbits_8(&tmp, 0x08);
250 dm_i2c_write(dev, 1, &tmp, 1);
251 dm_i2c_read(dev, 3, &tmp, 1);
252 clrbits_8(&tmp, 0x08);
253 dm_i2c_write(dev, 3, &tmp, 1);
260 #if defined(CONFIG_TARGET_P1010RDB_PA)
261 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
265 i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
267 i2c_write(I2C_PCA9557_ADDR1, 3, 1, &tmp, 1);
269 i2c_write(I2C_PCA9557_ADDR1, 1, 1, &tmp, 1);
270 sd_ifc_mux = MUX_TYPE_IFC;
271 clrbits_be32(&gur->pmuxcr, PMUXCR1_IFC_MASK);
274 i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
276 i2c_write(I2C_PCA9557_ADDR1, 3, 1, &tmp, 1);
278 i2c_write(I2C_PCA9557_ADDR1, 1, 1, &tmp, 1);
279 sd_ifc_mux = MUX_TYPE_SDHC;
280 clrsetbits_be32(&gur->pmuxcr, PMUXCR1_SDHC_MASK,
281 PMUXCR1_SDHC_ENABLE);
283 case MUX_TYPE_SPIFLASH:
284 out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_FLASH);
287 out_8(&cpld_data->tdm_can_sel, MUX_CPLD_TDM);
288 out_8(&cpld_data->spi_cs0_sel, MUX_CPLD_SPICS0_SLIC);
291 out_8(&cpld_data->tdm_can_sel, MUX_CPLD_CAN_UART);
296 #elif defined(CONFIG_TARGET_P1010RDB_PB)
297 uint orig_bus = i2c_get_bus_num();
298 i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
302 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
303 clrbits_8(&tmp, 0x04);
304 i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
305 i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
306 clrbits_8(&tmp, 0x04);
307 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
308 sd_ifc_mux = MUX_TYPE_IFC;
309 clrbits_be32(&gur->pmuxcr, PMUXCR1_IFC_MASK);
312 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
313 setbits_8(&tmp, 0x04);
314 i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
315 i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
316 clrbits_8(&tmp, 0x04);
317 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
318 sd_ifc_mux = MUX_TYPE_SDHC;
319 clrsetbits_be32(&gur->pmuxcr, PMUXCR1_SDHC_MASK,
320 PMUXCR1_SDHC_ENABLE);
322 case MUX_TYPE_SPIFLASH:
323 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
324 clrbits_8(&tmp, 0x80);
325 i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
326 i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
327 clrbits_8(&tmp, 0x80);
328 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
331 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
332 setbits_8(&tmp, 0x82);
333 i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
334 i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
335 clrbits_8(&tmp, 0x82);
336 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
339 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
340 clrbits_8(&tmp, 0x02);
341 i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
342 i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
343 clrbits_8(&tmp, 0x02);
344 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
346 case MUX_TYPE_CS0_NOR:
347 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
348 clrbits_8(&tmp, 0x08);
349 i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
350 i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
351 clrbits_8(&tmp, 0x08);
352 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
354 case MUX_TYPE_CS0_NAND:
355 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &tmp, 1);
356 setbits_8(&tmp, 0x08);
357 i2c_write(I2C_PCA9557_ADDR2, 1, 1, &tmp, 1);
358 i2c_read(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
359 clrbits_8(&tmp, 0x08);
360 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &tmp, 1);
365 i2c_set_bus_num(orig_bus);
371 #ifdef CONFIG_TARGET_P1010RDB_PB
372 int i2c_pca9557_read(int type)
375 int bus_num = I2C_PCA9557_BUS_NUM;
381 ret = i2c_get_chip_for_busnum(bus_num, I2C_PCA9557_ADDR2, 1, &dev);
383 printf("%s: Cannot find udev for a bus %d\n",
387 dm_i2c_read(dev, 0, &val, 1);
389 i2c_set_bus_num(bus_num);
390 i2c_read(I2C_PCA9557_ADDR2, 0, 1, &val, 1);
395 val = (val & 0x10) >> 4;
397 case I2C_READ_PCB_VER:
398 val = ((val & 0x60) >> 5) + 1;
410 struct cpu_type *cpu;
411 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
415 #if defined(CONFIG_TARGET_P1010RDB_PA)
416 printf("Board: %sRDB-PA, ", cpu->name);
417 #elif defined(CONFIG_TARGET_P1010RDB_PB)
418 printf("Board: %sRDB-PB, ", cpu->name);
423 ret = i2c_get_chip_for_busnum(I2C_PCA9557_BUS_NUM, I2C_PCA9557_ADDR2,
426 printf("%s: Cannot find udev for a bus %d\n", __func__,
427 I2C_PCA9557_BUS_NUM);
430 val = 0x0; /* no polarity inversion */
431 dm_i2c_write(dev, 2, &val, 1);
433 i2c_set_bus_num(I2C_PCA9557_BUS_NUM);
434 i2c_init(CONFIG_SYS_FSL_I2C_SPEED, CONFIG_SYS_FSL_I2C_SLAVE);
435 val = 0x0; /* no polarity inversion */
436 i2c_write(I2C_PCA9557_ADDR2, 2, 1, &val, 1);
441 /* switch to IFC to read info from CPLD */
442 config_board_mux(MUX_TYPE_IFC);
445 #if defined(CONFIG_TARGET_P1010RDB_PA)
446 val = (in_8(&cpld_data->pcba_ver) & 0xf);
447 printf("PCB: v%x.0\n", val);
448 #elif defined(CONFIG_TARGET_P1010RDB_PB)
449 val = in_8(&cpld_data->cpld_ver);
450 printf("CPLD: v%x.%x, ", val >> 4, val & 0xf);
451 printf("PCB: v%x.0, ", i2c_pca9557_read(I2C_READ_PCB_VER));
452 val = in_8(&cpld_data->rom_loc) & 0xf;
456 config_board_mux(MUX_TYPE_CS0_NOR);
457 printf("NOR vBank%d\n", i2c_pca9557_read(I2C_READ_BANK));
461 val = 0x60; /* set pca9557 pin input/output */
463 dm_i2c_write(dev, 3, &val, 1);
465 i2c_write(I2C_PCA9557_ADDR2, 3, 1, &val, 1);
469 config_board_mux(MUX_TYPE_IFC);
470 config_board_mux(MUX_TYPE_CS0_NAND);
474 config_board_mux(MUX_TYPE_IFC);
485 int board_eth_init(bd_t *bis)
487 #ifdef CONFIG_TSEC_ENET
488 struct fsl_pq_mdio_info mdio_info;
489 struct tsec_info_struct tsec_info[4];
490 struct cpu_type *cpu;
496 SET_STD_TSEC_INFO(tsec_info[num], 1);
500 SET_STD_TSEC_INFO(tsec_info[num], 2);
504 /* P1014 and it's derivatives do not support eTSEC3 */
505 if (cpu->soc_ver != SVR_P1014) {
506 SET_STD_TSEC_INFO(tsec_info[num], 3);
511 printf("No TSECs initialized\n");
515 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
516 mdio_info.name = DEFAULT_MII_NAME;
518 fsl_pq_mdio_init(bis, &mdio_info);
520 tsec_eth_init(bis, tsec_info, num);
523 return pci_eth_init(bis);
526 #if defined(CONFIG_OF_BOARD_SETUP)
527 void fdt_del_flexcan(void *blob)
531 while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
532 "fsl,p1010-flexcan")) >= 0) {
533 fdt_del_node(blob, nodeoff);
537 void fdt_del_spi_flash(void *blob)
541 while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
542 "spansion,s25sl12801")) >= 0) {
543 fdt_del_node(blob, nodeoff);
547 void fdt_del_spi_slic(void *blob)
551 while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
552 "zarlink,le88266")) >= 0) {
553 fdt_del_node(blob, nodeoff);
557 void fdt_del_tdm(void *blob)
561 while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
562 "fsl,starlite-tdm")) >= 0) {
563 fdt_del_node(blob, nodeoff);
567 void fdt_del_sdhc(void *blob)
571 while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
572 "fsl,esdhc")) >= 0) {
573 fdt_del_node(blob, nodeoff);
577 void fdt_del_ifc(void *blob)
581 while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
583 fdt_del_node(blob, nodeoff);
587 void fdt_disable_uart1(void *blob)
591 nodeoff = fdt_node_offset_by_compat_reg(blob, "fsl,ns16550",
592 CONFIG_SYS_NS16550_COM2);
595 fdt_status_disabled(blob, nodeoff);
597 printf("WARNING unable to set status for fsl,ns16550 "
598 "uart1: %s\n", fdt_strerror(nodeoff));
602 int ft_board_setup(void *blob, bd_t *bd)
606 struct cpu_type *cpu;
610 ft_cpu_setup(blob, bd);
612 base = env_get_bootm_low();
613 size = env_get_bootm_size();
615 #if defined(CONFIG_PCI) && !defined(CONFIG_DM_PCI)
619 fdt_fixup_memory(blob, (u64)base, (u64)size);
621 #if defined(CONFIG_HAS_FSL_DR_USB)
622 fsl_fdt_fixup_dr_usb(blob, bd);
625 /* P1014 and it's derivatives don't support CAN and eTSEC3 */
626 if (cpu->soc_ver == SVR_P1014) {
627 fdt_del_flexcan(blob);
628 fdt_del_node_and_alias(blob, "ethernet2");
631 /* Delete IFC node as IFC pins are multiplexing with SDHC */
632 if (sd_ifc_mux != MUX_TYPE_IFC)
637 if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "can")) {
639 fdt_del_spi_slic(blob);
640 } else if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "tdm")) {
641 fdt_del_flexcan(blob);
642 fdt_del_spi_flash(blob);
643 fdt_disable_uart1(blob);
646 * If we don't set fsl_p1010mux:tdm_can to "can" or "tdm"
647 * explicitly, defaultly spi_cs_sel to spi-flash instead of
651 fdt_del_flexcan(blob);
652 fdt_disable_uart1(blob);
660 int board_mmc_init(bd_t *bis)
662 config_board_mux(MUX_TYPE_SDHC);
666 void board_reset(void)
668 /* mux to IFC to enable CPLD for reset */
669 if (sd_ifc_mux != MUX_TYPE_IFC)
670 config_board_mux(MUX_TYPE_IFC);
675 int misc_init_r(void)
677 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
679 if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "can")) {
680 clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN1_TDM |
681 MPC85xx_PMUXCR_CAN1_UART |
682 MPC85xx_PMUXCR_CAN2_TDM |
683 MPC85xx_PMUXCR_CAN2_UART);
684 config_board_mux(MUX_TYPE_CAN);
685 } else if (hwconfig_subarg_cmp("fsl_p1010mux", "tdm_can", "tdm")) {
686 clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN2_UART |
687 MPC85xx_PMUXCR_CAN1_UART);
688 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_CAN2_TDM |
689 MPC85xx_PMUXCR_CAN1_TDM);
690 clrbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_GPIO);
691 setbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_UART_TDM);
692 config_board_mux(MUX_TYPE_TDM);
694 /* defaultly spi_cs_sel to flash */
695 config_board_mux(MUX_TYPE_SPIFLASH);
698 if (hwconfig("esdhc"))
699 config_board_mux(MUX_TYPE_SDHC);
700 else if (hwconfig("ifc"))
701 config_board_mux(MUX_TYPE_IFC);
703 #ifdef CONFIG_TARGET_P1010RDB_PB
704 setbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_GPIO01_DRVVBUS);
709 #ifndef CONFIG_SPL_BUILD
710 static int pin_mux_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
714 return CMD_RET_USAGE;
715 if (strcmp(argv[1], "ifc") == 0)
716 config_board_mux(MUX_TYPE_IFC);
717 else if (strcmp(argv[1], "sdhc") == 0)
718 config_board_mux(MUX_TYPE_SDHC);
720 return CMD_RET_USAGE;
725 mux, 2, 0, pin_mux_cmd,
726 "configure multiplexing pin for IFC/SDHC bus in runtime",
727 "bus_type (e.g. mux sdhc)"