1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2009-2010 Freescale Semiconductor.
5 * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
15 #include <asm/processor.h>
17 #include <asm/cache.h>
18 #include <asm/immap_85xx.h>
19 #include <asm/fsl_pci.h>
20 #include <fsl_ddr_sdram.h>
21 #include <asm/fsl_serdes.h>
23 #include <spd_sdram.h>
26 #include <linux/libfdt.h>
27 #include <fdt_support.h>
28 #include <fsl_esdhc.h>
32 #if defined(CONFIG_PQ_MDS_PIB)
33 #include "../common/pq-mds-pib.h"
36 const qe_iop_conf_t qe_iop_conf_tab[] = {
38 {2, 31, 1, 0, 1}, /* QE_MUX_MDC */
41 {2, 30, 3, 0, 2}, /* QE_MUX_MDIO */
43 #if defined(CONFIG_SYS_UCC_RGMII_MODE)
45 {2, 11, 2, 0, 1}, /* CLK12 */
46 {0, 0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0 */
47 {0, 1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1 */
48 {0, 2, 1, 0, 1}, /* ENET1_TXD2_SER1_TXD2 */
49 {0, 3, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */
50 {0, 6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0 */
51 {0, 7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1 */
52 {0, 8, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */
53 {0, 9, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */
54 {0, 4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */
55 {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B */
56 {2, 8, 2, 0, 1}, /* ENET1_GRXCLK */
57 {2, 20, 1, 0, 2}, /* ENET1_GTXCLK */
60 {2, 16, 2, 0, 3}, /* CLK17 */
61 {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0 */
62 {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1 */
63 {0, 16, 1, 0, 1}, /* ENET2_TXD2_SER2_TXD2 */
64 {0, 17, 1, 0, 1}, /* ENET2_TXD3_SER2_TXD3 */
65 {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0 */
66 {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1 */
67 {0, 22, 2, 0, 1}, /* ENET2_RXD2_SER2_RXD2 */
68 {0, 23, 2, 0, 1}, /* ENET2_RXD3_SER2_RXD3 */
69 {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B */
70 {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B */
71 {2, 3, 2, 0, 1}, /* ENET2_GRXCLK */
72 {2, 2, 1, 0, 2}, /* ENET2_GTXCLK */
75 {2, 11, 2, 0, 1}, /* CLK12 */
76 {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0 */
77 {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1 */
78 {0, 31, 1, 0, 2}, /* ENET3_TXD2_SER3_TXD2 */
79 {1, 0, 1, 0, 3}, /* ENET3_TXD3_SER3_TXD3 */
80 {1, 3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0 */
81 {1, 4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1 */
82 {1, 5, 2, 0, 2}, /* ENET3_RXD2_SER3_RXD2 */
83 {1, 6, 2, 0, 3}, /* ENET3_RXD3_SER3_RXD3 */
84 {1, 1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B */
85 {1, 9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B */
86 {2, 9, 2, 0, 2}, /* ENET3_GRXCLK */
87 {2, 25, 1, 0, 2}, /* ENET3_GTXCLK */
90 {2, 16, 2, 0, 3}, /* CLK17 */
91 {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0 */
92 {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1 */
93 {1, 14, 1, 0, 1}, /* ENET4_TXD2_SER4_TXD2 */
94 {1, 15, 1, 0, 2}, /* ENET4_TXD3_SER4_TXD3 */
95 {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0 */
96 {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1 */
97 {1, 20, 2, 0, 1}, /* ENET4_RXD2_SER4_RXD2 */
98 {1, 21, 2, 0, 2}, /* ENET4_RXD3_SER4_RXD3 */
99 {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B */
100 {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B */
101 {2, 17, 2, 0, 2}, /* ENET4_GRXCLK */
102 {2, 24, 1, 0, 2}, /* ENET4_GTXCLK */
104 #elif defined(CONFIG_SYS_UCC_RMII_MODE)
106 {2, 15, 2, 0, 1}, /* CLK16 */
107 {0, 0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0 */
108 {0, 1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1 */
109 {0, 6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0 */
110 {0, 7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1 */
111 {0, 4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */
112 {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B */
115 {2, 15, 2, 0, 1}, /* CLK16 */
116 {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0 */
117 {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1 */
118 {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0 */
119 {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1 */
120 {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B */
121 {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B */
124 {2, 15, 2, 0, 1}, /* CLK16 */
125 {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0 */
126 {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1 */
127 {1, 3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0 */
128 {1, 4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1 */
129 {1, 1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B */
130 {1, 9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B */
133 {2, 15, 2, 0, 1}, /* CLK16 */
134 {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0 */
135 {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1 */
136 {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0 */
137 {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1 */
138 {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B */
139 {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B */
142 /* UART1 is muxed with QE PortF bit [9-12].*/
143 {5, 12, 2, 0, 3}, /* UART1_SIN */
144 {5, 9, 1, 0, 3}, /* UART1_SOUT */
145 {5, 10, 2, 0, 3}, /* UART1_CTS_B */
146 {5, 11, 1, 0, 2}, /* UART1_RTS_B */
149 {0, 19, 1, 0, 2}, /* QEUART_TX */
150 {1, 17, 2, 0, 3}, /* QEUART_RX */
151 {0, 25, 1, 0, 1}, /* QEUART_RTS */
152 {1, 23, 2, 0, 1}, /* QEUART_CTS */
155 {5, 3, 1, 0, 1}, /* USB_OE */
156 {5, 4, 1, 0, 2}, /* USB_TP */
157 {5, 5, 1, 0, 2}, /* USB_TN */
158 {5, 6, 2, 0, 2}, /* USB_RP */
159 {5, 7, 2, 0, 1}, /* USB_RX */
160 {5, 8, 2, 0, 1}, /* USB_RN */
161 {2, 4, 2, 0, 2}, /* CLK5 */
163 /* SPI Flash, M25P40 */
164 {4, 27, 3, 0, 1}, /* SPI_MOSI */
165 {4, 28, 3, 0, 1}, /* SPI_MISO */
166 {4, 29, 3, 0, 1}, /* SPI_CLK */
167 {4, 30, 1, 0, 0}, /* SPI_SEL, GPIO */
169 {0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */
172 void local_bus_init(void);
174 int board_early_init_f (void)
177 * Initialize local bus.
181 enable_8569mds_flash_write();
184 enable_8569mds_qe_uec();
187 #if CONFIG_SYS_I2C2_OFFSET
188 /* Enable I2C2 signals instead of SD signals */
189 volatile struct ccsr_gur *gur;
190 gur = (struct ccsr_gur *)(CONFIG_SYS_IMMR + 0xe0000);
191 gur->plppar1 &= ~PLPPAR1_I2C_BIT_MASK;
192 gur->plppar1 |= PLPPAR1_I2C2_VAL;
193 gur->plpdir1 &= ~PLPDIR1_I2C_BIT_MASK;
194 gur->plpdir1 |= PLPDIR1_I2C2_VAL;
196 disable_8569mds_brd_eeprom_write_protect();
202 int board_early_init_r(void)
204 const unsigned int flashbase = CONFIG_SYS_NAND_BASE;
205 const u8 flash_esel = 0;
208 * Remap Boot flash to caching-inhibited
209 * so that flash can be erased properly.
212 /* Flush d-cache and invalidate i-cache of any FLASH data */
216 /* invalidate existing TLB entry for flash */
217 disable_tlb(flash_esel);
219 set_tlb(1, flashbase, CONFIG_SYS_NAND_BASE, /* tlb, epn, rpn */
220 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */
221 0, flash_esel, /* ts, esel */
222 BOOKE_PAGESZ_64M, 1); /* tsize, iprot */
227 int checkboard (void)
229 printf ("Board: 8569 MDS\n");
234 #if !defined(CONFIG_SPD_EEPROM)
235 phys_size_t fixed_sdram(void)
237 struct ccsr_ddr __iomem *ddr =
238 (struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR;
241 out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS);
242 out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG);
243 out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
244 out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
245 out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
246 out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
247 out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
248 out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
249 out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_SDRAM_MODE);
250 out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_SDRAM_MODE_2);
251 out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_SDRAM_INTERVAL);
252 out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT);
253 out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_SDRAM_CLK_CNTL);
254 out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4);
255 out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5);
256 out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CNTL);
257 out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL);
258 out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2);
259 #if defined (CONFIG_DDR_ECC)
260 out_be32(&ddr->err_int_en, CONFIG_SYS_DDR_ERR_INT_EN);
261 out_be32(&ddr->err_disable, CONFIG_SYS_DDR_ERR_DIS);
262 out_be32(&ddr->err_sbe, CONFIG_SYS_DDR_SBE);
266 out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL);
267 #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
269 debug("DDR - 1st controller: memory initializing\n");
271 * Poll until memory is initialized.
272 * 512 Meg at 400 might hit this 200 times or so.
274 while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) {
277 debug("DDR: memory initialized\n\n");
280 return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
285 * Initialize Local Bus
290 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
291 volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
296 get_sys_info(&sysinfo);
297 clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2;
299 out_be32(&gur->lbiuiplldcr1, 0x00078080);
301 out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0);
302 else if (clkdiv == 8)
303 out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0);
304 else if (clkdiv == 4)
305 out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0);
307 out_be32(&lbc->lcrr, (u32)in_be32(&lbc->lcrr)| 0x00030000);
310 static void fdt_board_disable_serial(void *blob, bd_t *bd, const char *alias)
312 const char *status = "disabled";
316 off = fdt_path_offset(blob, alias);
318 printf("WARNING: could not find %s alias: %s.\n", alias,
323 err = fdt_setprop(blob, off, "status", status, strlen(status) + 1);
325 printf("WARNING: could not set status for serial0: %s.\n",
332 * Because of an erratum in prototype boards it is impossible to use eSDHC
333 * without disabling UART0 (which makes it quite easy to 'brick' the board
334 * by simply issung 'setenv hwconfig esdhc', and not able to interact with
337 * So, but default we assume that the board is a prototype, which is a most
338 * safe assumption. There is no way to determine board revision from a
339 * register, so we use hwconfig.
342 static int prototype_board(void)
344 if (hwconfig_subarg("board", "rev", NULL))
345 return hwconfig_subarg_cmp("board", "rev", "prototype");
349 static int esdhc_disables_uart0(void)
351 return prototype_board() ||
352 hwconfig_subarg_cmp("esdhc", "mode", "4-bits");
355 static void fdt_board_fixup_qe_uart(void *blob, bd_t *bd)
357 u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
358 const char *devtype = "serial";
359 const char *compat = "ucc_uart";
360 const char *clk = "brg9";
364 if (!hwconfig("qe_uart"))
367 if (hwconfig("esdhc") && esdhc_disables_uart0()) {
368 printf("QE UART: won't enable with esdhc.\n");
372 fdt_board_disable_serial(blob, bd, "serial1");
378 off = fdt_node_offset_by_compatible(blob, off, "ucc_geth");
380 printf("WARNING: unable to fixup device tree for "
385 idx = fdt_getprop(blob, off, "cell-index", &len);
386 if (!idx || len != sizeof(*idx) || *idx != fdt32_to_cpu(2))
391 fdt_setprop(blob, off, "device_type", devtype, strlen(devtype) + 1);
392 fdt_setprop(blob, off, "compatible", compat, strlen(compat) + 1);
393 fdt_setprop(blob, off, "tx-clock-name", clk, strlen(clk) + 1);
394 fdt_setprop(blob, off, "rx-clock-name", clk, strlen(clk) + 1);
395 fdt_setprop(blob, off, "port-number", &portnum, sizeof(portnum));
397 setbits_8(&bcsr[15], BCSR15_QEUART_EN);
400 #ifdef CONFIG_FSL_ESDHC
402 int board_mmc_init(bd_t *bd)
404 struct ccsr_gur *gur = (struct ccsr_gur *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
405 u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
406 u8 bcsr6 = BCSR6_SD_CARD_1BIT;
408 if (!hwconfig("esdhc"))
411 printf("Enabling eSDHC...\n"
412 " For eSDHC to function, I2C2 ");
413 if (esdhc_disables_uart0()) {
414 printf("and UART0 should be disabled.\n");
415 printf(" Redirecting stderr, stdout and stdin to UART1...\n");
416 console_assign(stderr, "eserial1");
417 console_assign(stdout, "eserial1");
418 console_assign(stdin, "eserial1");
419 printf("Switched to UART1 (initial log has been printed to "
422 clrsetbits_be32(&gur->plppar1, PLPPAR1_UART0_BIT_MASK,
423 PLPPAR1_ESDHC_4BITS_VAL);
424 clrsetbits_be32(&gur->plpdir1, PLPDIR1_UART0_BIT_MASK,
425 PLPDIR1_ESDHC_4BITS_VAL);
426 bcsr6 |= BCSR6_SD_CARD_4BITS;
428 printf("should be disabled.\n");
431 /* Assign I2C2 signals to eSDHC. */
432 clrsetbits_be32(&gur->plppar1, PLPPAR1_I2C_BIT_MASK,
434 clrsetbits_be32(&gur->plpdir1, PLPDIR1_I2C_BIT_MASK,
437 /* Mux I2C2 (and optionally UART0) signals to eSDHC. */
438 setbits_8(&bcsr[6], bcsr6);
440 return fsl_esdhc_mmc_init(bd);
443 static void fdt_board_fixup_esdhc(void *blob, bd_t *bd)
445 const char *status = "disabled";
448 if (!hwconfig("esdhc"))
451 if (esdhc_disables_uart0())
452 fdt_board_disable_serial(blob, bd, "serial0");
458 off = fdt_node_offset_by_compatible(blob, off, "fsl-i2c");
462 idx = fdt_getprop(blob, off, "cell-index", &len);
463 if (!idx || len != sizeof(*idx))
467 fdt_setprop(blob, off, "status", status,
473 if (hwconfig_subarg_cmp("esdhc", "mode", "4-bits")) {
474 off = fdt_node_offset_by_compatible(blob, -1, "fsl,esdhc");
476 printf("WARNING: could not find esdhc node\n");
479 fdt_delprop(blob, off, "sdhci,1-bit-only");
483 static inline void fdt_board_fixup_esdhc(void *blob, bd_t *bd) {}
486 static void fdt_board_fixup_qe_usb(void *blob, bd_t *bd)
488 u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE;
490 if (hwconfig_subarg_cmp("qe_usb", "speed", "low"))
491 clrbits_8(&bcsr[17], BCSR17_nUSBLOWSPD);
493 setbits_8(&bcsr[17], BCSR17_nUSBLOWSPD);
495 if (hwconfig_subarg_cmp("qe_usb", "mode", "peripheral")) {
496 clrbits_8(&bcsr[17], BCSR17_USBVCC);
497 clrbits_8(&bcsr[17], BCSR17_USBMODE);
498 do_fixup_by_compat(blob, "fsl,mpc8569-qe-usb", "mode",
499 "peripheral", sizeof("peripheral"), 1);
501 setbits_8(&bcsr[17], BCSR17_USBVCC);
502 setbits_8(&bcsr[17], BCSR17_USBMODE);
505 clrbits_8(&bcsr[17], BCSR17_nUSBEN);
509 void pci_init_board(void)
511 #if defined(CONFIG_PQ_MDS_PIB)
515 fsl_pcie_init_board(0);
517 #endif /* CONFIG_PCI */
519 #if defined(CONFIG_OF_BOARD_SETUP)
520 int ft_board_setup(void *blob, bd_t *bd)
522 #if defined(CONFIG_SYS_UCC_RMII_MODE)
523 int nodeoff, off, err;
528 /* fixup device tree for supporting rmii mode */
530 while ((nodeoff = fdt_node_offset_by_compatible(blob, nodeoff,
532 err = fdt_setprop_string(blob, nodeoff, "tx-clock-name",
535 printf("WARNING: could not set tx-clock-name %s.\n",
540 err = fdt_fixup_phy_connection(blob, nodeoff,
541 PHY_INTERFACE_MODE_RMII);
544 printf("WARNING: could not set phy-connection-type "
545 "%s.\n", fdt_strerror(err));
549 index = fdt_getprop(blob, nodeoff, "cell-index", 0);
551 printf("WARNING: could not get cell-index of ucc\n");
555 ph = fdt_getprop(blob, nodeoff, "phy-handle", 0);
557 printf("WARNING: could not get phy-handle of ucc\n");
561 off = fdt_node_offset_by_phandle(blob, *ph);
563 printf("WARNING: could not get phy node %s.\n",
568 val = 0x7 + *index; /* RMII phy address starts from 0x8 */
570 err = fdt_setprop(blob, off, "reg", &val, sizeof(u32));
572 printf("WARNING: could not set reg for phy-handle "
573 "%s.\n", fdt_strerror(err));
578 ft_cpu_setup(blob, bd);
582 fdt_board_fixup_esdhc(blob, bd);
583 fdt_board_fixup_qe_uart(blob, bd);
584 fdt_board_fixup_qe_usb(blob, bd);