1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2010-2011, 2013 Freescale Semiconductor, Inc.
17 #include <asm/processor.h>
19 #include <asm/cache.h>
20 #include <asm/immap_85xx.h>
21 #include <asm/fsl_pci.h>
22 #include <fsl_ddr_sdram.h>
24 #include <asm/fsl_law.h>
25 #include <asm/fsl_lbc.h>
28 #include <linux/delay.h>
29 #include <linux/libfdt.h>
30 #include <fdt_support.h>
35 #include <asm/fsl_serdes.h>
40 #define GPIO_GETH_SW_PORT 1
41 #define GPIO_GETH_SW_PIN 29
42 #define GPIO_GETH_SW_DATA (1 << (31 - GPIO_GETH_SW_PIN))
44 #define GPIO_SLIC_PORT 1
45 #define GPIO_SLIC_PIN 30
46 #define GPIO_SLIC_DATA (1 << (31 - GPIO_SLIC_PIN))
48 #if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
49 #define GPIO_DDR_RST_PORT 1
50 #define GPIO_DDR_RST_PIN 8
51 #define GPIO_DDR_RST_DATA (1 << (31 - GPIO_DDR_RST_PIN))
53 #define GPIO_2BIT_MASK (0x3 << (32 - (GPIO_DDR_RST_PIN + 1) * 2))
56 #if defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB)
57 #define PCA_IOPORT_I2C_ADDR 0x23
58 #define PCA_IOPORT_OUTPUT_CMD 0x2
59 #define PCA_IOPORT_CFG_CMD 0x6
60 #define PCA_IOPORT_QE_PIN_ENABLE 0xf8
61 #define PCA_IOPORT_QE_TDM_ENABLE 0xf6
64 const qe_iop_conf_t qe_iop_conf_tab[] = {
66 {1, 1, 2, 0, 0}, /* GPIO7/PB1 - LOAD_DEFAULT_N */
67 #if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
68 {1, 8, 1, 1, 0}, /* GPIO10/PB8 - DDR_RST */
70 {0, 15, 1, 0, 0}, /* GPIO11/A15 - WDI */
71 {GPIO_GETH_SW_PORT, GPIO_GETH_SW_PIN, 1, 0, 0}, /* RST_GETH_SW_N */
72 {GPIO_SLIC_PORT, GPIO_SLIC_PIN, 1, 0, 0}, /* RST_SLIC_N */
74 #ifdef CONFIG_TARGET_P1025RDB
76 {1, 19, 1, 0, 1}, /* QE_MUX_MDC */
79 {1, 20, 3, 0, 1}, /* QE_MUX_MDIO */
82 {0, 23, 2, 0, 2}, /* CLK12 */
83 {0, 24, 2, 0, 1}, /* CLK9 */
84 {0, 7, 1, 0, 2}, /* ENET1_TXD0_SER1_TXD0 */
85 {0, 9, 1, 0, 2}, /* ENET1_TXD1_SER1_TXD1 */
86 {0, 11, 1, 0, 2}, /* ENET1_TXD2_SER1_TXD2 */
87 {0, 12, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */
88 {0, 6, 2, 0, 2}, /* ENET1_RXD0_SER1_RXD0 */
89 {0, 10, 2, 0, 2}, /* ENET1_RXD1_SER1_RXD1 */
90 {0, 14, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */
91 {0, 15, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */
92 {0, 5, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */
93 {0, 13, 1, 0, 2}, /* ENET1_TX_ER */
94 {0, 4, 2, 0, 2}, /* ENET1_RX_DV_SER1_CTS_B */
95 {0, 8, 2, 0, 2}, /* ENET1_RX_ER_SER1_CD_B */
96 {0, 17, 2, 0, 2}, /* ENET1_CRS */
97 {0, 16, 2, 0, 2}, /* ENET1_COL */
100 {1, 11, 2, 0, 1}, /* CLK13 */
101 {1, 7, 1, 0, 2}, /* ENET5_TXD0_SER5_TXD0 */
102 {1, 10, 1, 0, 2}, /* ENET5_TXD1_SER5_TXD1 */
103 {1, 6, 2, 0, 2}, /* ENET5_RXD0_SER5_RXD0 */
104 {1, 9, 2, 0, 2}, /* ENET5_RXD1_SER5_RXD1 */
105 {1, 5, 1, 0, 2}, /* ENET5_TX_EN_SER5_RTS_B */
106 {1, 4, 2, 0, 2}, /* ENET5_RX_DV_SER5_CTS_B */
107 {1, 8, 2, 0, 2}, /* ENET5_RX_ER_SER5_CD_B */
110 {0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */
123 u8 status_led; /* offset: 0x8 */
124 u8 fxo_led; /* offset: 0x9 */
125 u8 fxs_led; /* offset: 0xa */
127 u8 system_rst; /* offset: 0xd */
133 #define CPLD_WD_CFG 0x03
134 #define CPLD_RST_BSW 0x00
135 #define CPLD_RST_BWD 0x00
136 #define CPLD_BYPASS_EN 0x03
137 #define CPLD_STATUS_LED 0x01
138 #define CPLD_FXO_LED 0x01
139 #define CPLD_FXS_LED 0x0F
140 #define CPLD_SYS_RST 0x00
142 void board_cpld_init(void)
144 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
146 out_8(&cpld_data->wd_cfg, CPLD_WD_CFG);
147 out_8(&cpld_data->status_led, CPLD_STATUS_LED);
148 out_8(&cpld_data->fxo_led, CPLD_FXO_LED);
149 out_8(&cpld_data->fxs_led, CPLD_FXS_LED);
150 out_8(&cpld_data->system_rst, CPLD_SYS_RST);
153 void board_gpio_init(void)
156 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
157 par_io_t *par_io = (par_io_t *) &(gur->qe_par_io);
159 #if defined(CONFIG_TARGET_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
161 setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
163 clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
165 setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
167 clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdir1, GPIO_2BIT_MASK);
169 /* Enable VSC7385 switch */
170 setbits_be32(&par_io[GPIO_GETH_SW_PORT].cpdat, GPIO_GETH_SW_DATA);
173 setbits_be32(&par_io[GPIO_SLIC_PORT].cpdat, GPIO_SLIC_DATA);
176 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
179 * GPIO10 DDR Reset, open drain
180 * GPIO7 LOAD_DEFAULT_N Input
181 * GPIO11 WDI (watchdog input)
182 * GPIO12 Ethernet Switch Reset
186 setbits_be32(&pgpio->gpdir, 0x02130000);
187 #if !defined(CONFIG_SYS_RAMBOOT) && !defined(CONFIG_SPL)
188 /* init DDR3 reset signal */
189 setbits_be32(&pgpio->gpdir, 0x00200000);
190 setbits_be32(&pgpio->gpodr, 0x00200000);
191 clrbits_be32(&pgpio->gpdat, 0x00200000);
193 setbits_be32(&pgpio->gpdat, 0x00200000);
195 clrbits_be32(&pgpio->gpdir, 0x00200000);
198 #ifdef CONFIG_VSC7385_ENET
199 /* reset VSC7385 Switch */
200 setbits_be32(&pgpio->gpdir, 0x00080000);
201 setbits_be32(&pgpio->gpdat, 0x00080000);
206 setbits_be32(&pgpio->gpdir, 0x00040000);
207 setbits_be32(&pgpio->gpdat, 0x00040000);
212 int board_early_init_f(void)
214 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
216 setbits_be32(&gur->pmuxcr,
217 (MPC85xx_PMUXCR_SDHC_CD | MPC85xx_PMUXCR_SDHC_WP));
218 clrbits_be32(&gur->sdhcdcr, SDHCDCR_CD_INV);
220 clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA);
221 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_TDM_ENA);
231 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
232 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
233 u8 in, out, io_config, val;
234 int bus_num = CONFIG_SYS_SPD_BUS_NUM;
236 printf("Board: %s CPLD: V%d.%d PCBA: V%d.0\n", CONFIG_BOARDNAME,
237 in_8(&cpld_data->cpld_rev_major) & 0x0F,
238 in_8(&cpld_data->cpld_rev_minor) & 0x0F,
239 in_8(&cpld_data->pcba_rev) & 0x0F);
241 /* Initialize i2c early for rom_loc and flash bank information */
242 #if defined(CONFIG_DM_I2C)
246 ret = i2c_get_chip_for_busnum(bus_num, CONFIG_SYS_I2C_PCA9557_ADDR,
249 printf("%s: Cannot find udev for a bus %d\n", __func__,
254 if (dm_i2c_read(dev, 0, &in, 1) < 0 ||
255 dm_i2c_read(dev, 1, &out, 1) < 0 ||
256 dm_i2c_read(dev, 3, &io_config, 1) < 0) {
257 printf("Error reading i2c boot information!\n");
258 return 0; /* Don't want to hang() on this error */
260 #else /* Non DM I2C support - will be removed */
261 i2c_set_bus_num(bus_num);
263 if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0, 1, &in, 1) < 0 ||
264 i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 1, 1, &out, 1) < 0 ||
265 i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 3, 1, &io_config, 1) < 0) {
266 printf("Error reading i2c boot information!\n");
267 return 0; /* Don't want to hang() on this error */
271 val = (in & io_config) | (out & (~io_config));
274 if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SD) {
277 } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SPI) {
280 #ifdef __SW_BOOT_NAND
281 } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_NAND) {
284 #ifdef __SW_BOOT_PCIE
285 } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_PCIE) {
290 puts("nor lower bank");
292 puts("nor upper bank");
297 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA);
298 puts("SD/MMC : 8-bit Mode\n");
299 puts("eSPI : Disabled\n");
301 puts("SD/MMC : 4-bit Mode\n");
302 puts("eSPI : Enabled\n");
308 #if defined(CONFIG_PCI) && !defined(CONFIG_DM_PCI)
309 void pci_init_board(void)
311 fsl_pcie_init_board(0);
315 int board_early_init_r(void)
317 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
318 int flash_esel = find_tlb_idx((void *)flashbase, 1);
321 * Remap Boot flash region to caching-inhibited
322 * so that flash can be erased properly.
325 /* Flush d-cache and invalidate i-cache of any FLASH data */
329 if (flash_esel == -1) {
330 /* very unlikely unless something is messed up */
331 puts("Error: Could not find TLB for FLASH BASE\n");
332 flash_esel = 2; /* give our best effort to continue */
334 /* invalidate existing TLB entry for flash */
335 disable_tlb(flash_esel);
338 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */
339 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,/* perms, wimge */
340 0, flash_esel, BOOKE_PAGESZ_64M, 1);/* ts, esel, tsize, iprot */
344 int board_eth_init(struct bd_info *bis)
346 struct fsl_pq_mdio_info mdio_info;
347 struct tsec_info_struct tsec_info[4];
348 ccsr_gur_t *gur __attribute__((unused)) =
349 (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
351 #ifdef CONFIG_VSC7385_ENET
353 unsigned int vscfw_addr;
357 SET_STD_TSEC_INFO(tsec_info[num], 1);
361 SET_STD_TSEC_INFO(tsec_info[num], 2);
362 if (is_serdes_configured(SGMII_TSEC2)) {
363 printf("eTSEC2 is in sgmii mode.\n");
364 tsec_info[num].flags |= TSEC_SGMII;
369 SET_STD_TSEC_INFO(tsec_info[num], 3);
374 printf("No TSECs initialized\n");
378 #ifdef CONFIG_VSC7385_ENET
379 /* If a VSC7385 microcode image is present, then upload it. */
380 tmp = env_get("vscfw_addr");
382 vscfw_addr = simple_strtoul(tmp, NULL, 16);
383 printf("uploading VSC7385 microcode from %x\n", vscfw_addr);
384 if (vsc7385_upload_firmware((void *) vscfw_addr,
385 CONFIG_VSC7385_IMAGE_SIZE))
386 puts("Failure uploading VSC7385 microcode.\n");
388 puts("No address specified for VSC7385 microcode.\n");
391 mdio_info.regs = TSEC_GET_MDIO_REGS_BASE(1);
392 mdio_info.name = DEFAULT_MII_NAME;
394 fsl_pq_mdio_init(bis, &mdio_info);
396 tsec_eth_init(bis, tsec_info, num);
398 #if defined(CONFIG_UEC_ETH)
399 /* QE0 and QE3 need to be exposed for UCC1 and UCC5 Eth mode */
400 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE0);
401 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE3);
403 uec_standard_init(bis);
406 return pci_eth_init(bis);
409 #if defined(CONFIG_QE) && \
410 (defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB))
411 static void fdt_board_fixup_qe_pins(void *blob)
416 fsl_lbc_t *lbc = LBC_BASE_ADDR;
418 if (hwconfig("qe")) {
419 /* For QE and eLBC pins multiplexing,
420 * there is a PCA9555 device on P1025RDB.
421 * It control the multiplex pins' functions,
422 * and setting the PCA9555 can switch the
423 * function between QE and eLBC.
425 oldbus = i2c_get_bus_num();
428 val8 = PCA_IOPORT_QE_TDM_ENABLE;
430 val8 = PCA_IOPORT_QE_PIN_ENABLE;
431 i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_CFG_CMD,
433 i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_OUTPUT_CMD,
435 i2c_set_bus_num(oldbus);
436 /* if run QE TDM, Set ABSWP to implement
437 * conversion of addresses in the eLBC.
439 if (hwconfig("tdm")) {
440 set_lbc_or(2, CONFIG_PMC_OR_PRELIM);
441 set_lbc_br(2, CONFIG_PMC_BR_PRELIM);
442 setbits_be32(&lbc->lbcr, CONFIG_SYS_LBC_LBCR);
445 node = fdt_path_offset(blob, "/qe");
447 fdt_del_node(blob, node);
454 #ifdef CONFIG_OF_BOARD_SETUP
455 int ft_board_setup(void *blob, struct bd_info *bd)
459 #if defined(CONFIG_TARGET_P1020RDB_PD) || defined(CONFIG_TARGET_P1020RDB_PC)
460 const char *soc_usb_compat = "fsl-usb2-dr";
461 int usb_err, usb1_off, usb2_off;
463 #if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
467 ft_cpu_setup(blob, bd);
469 base = env_get_bootm_low();
470 size = env_get_bootm_size();
472 fdt_fixup_memory(blob, (u64)base, (u64)size);
474 #if !defined(CONFIG_DM_PCI)
479 do_fixup_by_compat(blob, "fsl,qe", "status", "okay",
481 #if defined(CONFIG_TARGET_P1025RDB) || defined(CONFIG_TARGET_P1021RDB)
482 fdt_board_fixup_qe_pins(blob);
486 #if defined(CONFIG_HAS_FSL_DR_USB)
487 fsl_fdt_fixup_dr_usb(blob, bd);
490 #if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
491 /* Delete eLBC node as it is muxed with USB2 controller */
492 if (hwconfig("usb2")) {
493 const char *soc_elbc_compat = "fsl,p1020-elbc";
494 int off = fdt_node_offset_by_compatible(blob, -1,
497 printf("WARNING: could not find compatible node %s\n",
501 err = fdt_del_node(blob, off);
503 printf("WARNING: could not remove %s\n",
511 #if defined(CONFIG_TARGET_P1020RDB_PD) || defined(CONFIG_TARGET_P1020RDB_PC)
512 /* Delete USB2 node as it is muxed with eLBC */
513 usb1_off = fdt_node_offset_by_compatible(blob, -1,
516 printf("WARNING: could not find compatible node %s\n",
520 usb2_off = fdt_node_offset_by_compatible(blob, usb1_off,
523 printf("WARNING: could not find compatible node %s\n",
527 usb_err = fdt_del_node(blob, usb2_off);
529 printf("WARNING: could not remove %s\n", soc_usb_compat);