1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2004, 2007, 2010-2011 Freescale Semiconductor.
4  * Copyright 2020 NXP
5  */
6 
7 /*
8  * mpc8548cds board configuration file
9  *
10  * Please refer to doc/README.mpc85xxcds for more info.
11  *
12  */
13 #ifndef __CONFIG_H
14 #define __CONFIG_H
15 
16 #define CONFIG_SYS_SRIO
17 #define CONFIG_SRIO1			/* SRIO port 1 */
18 
19 #define CONFIG_PCI1		/* PCI controller 1 */
20 #define CONFIG_PCIE1		/* PCIE controller 1 (slot 1) */
21 #undef CONFIG_PCI2
22 #define CONFIG_SYS_PCI_64BIT	1	/* enable 64-bit PCI resources */
23 
24 #define CONFIG_INTERRUPTS		/* enable pci, srio, ddr interrupts */
25 
26 #ifndef __ASSEMBLY__
27 #include <linux/stringify.h>
28 extern unsigned long get_clock_freq(void);
29 #endif
30 #define CONFIG_SYS_CLK_FREQ	get_clock_freq() /* sysclk for MPC85xx */
31 
32 /*
33  * These can be toggled for performance analysis, otherwise use default.
34  */
35 #define CONFIG_L2_CACHE			/* toggle L2 cache */
36 #define CONFIG_BTB			/* toggle branch predition */
37 
38 /*
39  * Only possible on E500 Version 2 or newer cores.
40  */
41 #define CONFIG_ENABLE_36BIT_PHYS	1
42 
43 #define CONFIG_SYS_CCSRBAR		0xe0000000
44 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR
45 
46 /* DDR Setup */
47 #define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
48 
49 #define CONFIG_MEM_INIT_VALUE	0xDeadBeef
50 
51 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
52 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
53 
54 #define CONFIG_DIMM_SLOTS_PER_CTLR	1
55 #define CONFIG_CHIP_SELECTS_PER_CTRL	(2 * CONFIG_DIMM_SLOTS_PER_CTLR)
56 
57 /* I2C addresses of SPD EEPROMs */
58 #define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */
59 
60 /* Make sure required options are set */
61 #ifndef CONFIG_SPD_EEPROM
62 #error ("CONFIG_SPD_EEPROM is required")
63 #endif
64 
65 /*
66  * Physical Address Map
67  *
68  * 32bit:
69  * 0x0000_0000	0x7fff_ffff	DDR			2G	cacheable
70  * 0x8000_0000	0x9fff_ffff	PCI1 MEM		512M	cacheable
71  * 0xa000_0000	0xbfff_ffff	PCIe MEM		512M	cacheable
72  * 0xc000_0000	0xdfff_ffff	RapidIO			512M	cacheable
73  * 0xe000_0000	0xe00f_ffff	CCSR			1M	non-cacheable
74  * 0xe200_0000	0xe20f_ffff	PCI1 IO			1M	non-cacheable
75  * 0xe300_0000	0xe30f_ffff	PCIe IO			1M	non-cacheable
76  * 0xf000_0000	0xf3ff_ffff	SDRAM			64M	cacheable
77  * 0xf800_0000	0xf80f_ffff	NVRAM/CADMUS		1M	non-cacheable
78  * 0xff00_0000	0xff7f_ffff	FLASH (2nd bank)	8M	non-cacheable
79  * 0xff80_0000	0xffff_ffff	FLASH (boot bank)	8M	non-cacheable
80  *
81  * 36bit:
82  * 0x00000_0000	0x07fff_ffff	DDR			2G	cacheable
83  * 0xc0000_0000	0xc1fff_ffff	PCI1 MEM		512M	cacheable
84  * 0xc2000_0000	0xc3fff_ffff	PCIe MEM		512M	cacheable
85  * 0xc4000_0000	0xc5fff_ffff	RapidIO			512M	cacheable
86  * 0xfe000_0000	0xfe00f_ffff	CCSR			1M	non-cacheable
87  * 0xfe200_0000	0xfe20f_ffff	PCI1 IO			1M	non-cacheable
88  * 0xfe300_0000	0xfe30f_ffff	PCIe IO			1M	non-cacheable
89  * 0xff000_0000	0xff3ff_ffff	SDRAM			64M	cacheable
90  * 0xff800_0000	0xff80f_ffff	NVRAM/CADMUS		1M	non-cacheable
91  * 0xfff00_0000	0xfff7f_ffff	FLASH (2nd bank)	8M	non-cacheable
92  * 0xfff80_0000	0xfffff_ffff	FLASH (boot bank)	8M	non-cacheable
93  *
94  */
95 
96 /*
97  * Local Bus Definitions
98  */
99 
100 /*
101  * FLASH on the Local Bus
102  * Two banks, 8M each, using the CFI driver.
103  * Boot from BR0/OR0 bank at 0xff00_0000
104  * Alternate BR1/OR1 bank at 0xff80_0000
105  *
106  * BR0, BR1:
107  *    Base address 0 = 0xff00_0000 = BR0[0:16] = 1111 1111 0000 0000 0
108  *    Base address 1 = 0xff80_0000 = BR1[0:16] = 1111 1111 1000 0000 0
109  *    Port Size = 16 bits = BRx[19:20] = 10
110  *    Use GPCM = BRx[24:26] = 000
111  *    Valid = BRx[31] = 1
112  *
113  * 0	4    8	  12   16   20	 24   28
114  * 1111 1111 1000 0000 0001 0000 0000 0001 = ff801001	 BR0
115  * 1111 1111 0000 0000 0001 0000 0000 0001 = ff001001	 BR1
116  *
117  * OR0, OR1:
118  *    Addr Mask = 8M = ORx[0:16] = 1111 1111 1000 0000 0
119  *    Reserved ORx[17:18] = 11, confusion here?
120  *    CSNT = ORx[20] = 1
121  *    ACS = half cycle delay = ORx[21:22] = 11
122  *    SCY = 6 = ORx[24:27] = 0110
123  *    TRLX = use relaxed timing = ORx[29] = 1
124  *    EAD = use external address latch delay = OR[31] = 1
125  *
126  * 0	4    8	  12   16   20	 24   28
127  * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65	 ORx
128  */
129 
130 #define CONFIG_SYS_FLASH_BASE		0xff000000	/* start of FLASH 16M */
131 #ifdef CONFIG_PHYS_64BIT
132 #define CONFIG_SYS_FLASH_BASE_PHYS	0xfff000000ull
133 #else
134 #define CONFIG_SYS_FLASH_BASE_PHYS	CONFIG_SYS_FLASH_BASE
135 #endif
136 
137 #define CONFIG_SYS_BR0_PRELIM \
138 	(BR_PHYS_ADDR(CONFIG_SYS_FLASH_BASE_PHYS + 0x800000) | BR_PS_16 | BR_V)
139 #define CONFIG_SYS_BR1_PRELIM \
140 	(BR_PHYS_ADDR(CONFIG_SYS_FLASH_BASE_PHYS) | BR_PS_16 | BR_V)
141 
142 #define	CONFIG_SYS_OR0_PRELIM		0xff806e65
143 #define	CONFIG_SYS_OR1_PRELIM		0xff806e65
144 
145 #define CONFIG_SYS_FLASH_BANKS_LIST \
146 	{CONFIG_SYS_FLASH_BASE_PHYS + 0x800000, CONFIG_SYS_FLASH_BASE_PHYS}
147 #define CONFIG_SYS_MAX_FLASH_BANKS	2		/* number of banks */
148 #define CONFIG_SYS_MAX_FLASH_SECT	128		/* sectors per device */
149 #undef	CONFIG_SYS_FLASH_CHECKSUM
150 #define CONFIG_SYS_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
151 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
152 
153 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE	/* start of monitor */
154 
155 #define CONFIG_SYS_FLASH_EMPTY_INFO
156 
157 #define CONFIG_HWCONFIG			/* enable hwconfig */
158 
159 /*
160  * SDRAM on the Local Bus
161  */
162 #define CONFIG_SYS_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM */
163 #ifdef CONFIG_PHYS_64BIT
164 #define CONFIG_SYS_LBC_SDRAM_BASE_PHYS	0xff0000000ull
165 #else
166 #define CONFIG_SYS_LBC_SDRAM_BASE_PHYS	CONFIG_SYS_LBC_SDRAM_BASE
167 #endif
168 #define CONFIG_SYS_LBC_SDRAM_SIZE	64		/* LBC SDRAM is 64MB */
169 
170 /*
171  * Base Register 2 and Option Register 2 configure SDRAM.
172  * The SDRAM base address, CONFIG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
173  *
174  * For BR2, need:
175  *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
176  *    port-size = 32-bits = BR2[19:20] = 11
177  *    no parity checking = BR2[21:22] = 00
178  *    SDRAM for MSEL = BR2[24:26] = 011
179  *    Valid = BR[31] = 1
180  *
181  * 0	4    8	  12   16   20	 24   28
182  * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
183  *
184  * FIXME: CONFIG_SYS_LBC_SDRAM_BASE should be masked and OR'ed into
185  * FIXME: the top 17 bits of BR2.
186  */
187 
188 #define CONFIG_SYS_BR2_PRELIM \
189 	(BR_PHYS_ADDR(CONFIG_SYS_LBC_SDRAM_BASE_PHYS) \
190 	| BR_PS_32 | (3<<BR_MSEL_SHIFT) | BR_V)
191 
192 /*
193  * The SDRAM size in MB, CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
194  *
195  * For OR2, need:
196  *    64MB mask for AM, OR2[0:7] = 1111 1100
197  *		   XAM, OR2[17:18] = 11
198  *    9 columns OR2[19-21] = 010
199  *    13 rows	OR2[23-25] = 100
200  *    EAD set for extra time OR[31] = 1
201  *
202  * 0	4    8	  12   16   20	 24   28
203  * 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
204  */
205 
206 #define CONFIG_SYS_OR2_PRELIM		0xfc006901
207 
208 #define CONFIG_SYS_LBC_LCRR		0x00030004	/* LB clock ratio reg */
209 #define CONFIG_SYS_LBC_LBCR		0x00000000	/* LB config reg */
210 #define CONFIG_SYS_LBC_LSRT		0x20000000	/* LB sdram refresh timer */
211 #define CONFIG_SYS_LBC_MRTPR		0x00000000	/* LB refresh timer prescal*/
212 
213 /*
214  * Common settings for all Local Bus SDRAM commands.
215  * At run time, either BSMA1516 (for CPU 1.1)
216  *		    or BSMA1617 (for CPU 1.0) (old)
217  * is OR'ed in too.
218  */
219 #define CONFIG_SYS_LBC_LSDMR_COMMON	( LSDMR_RFCR16		\
220 				| LSDMR_PRETOACT7	\
221 				| LSDMR_ACTTORW7	\
222 				| LSDMR_BL8		\
223 				| LSDMR_WRC4		\
224 				| LSDMR_CL3		\
225 				| LSDMR_RFEN		\
226 				)
227 
228 /*
229  * The CADMUS registers are connected to CS3 on CDS.
230  * The new memory map places CADMUS at 0xf8000000.
231  *
232  * For BR3, need:
233  *    Base address of 0xf8000000 = BR[0:16] = 1111 1000 0000 0000 0
234  *    port-size = 8-bits  = BR[19:20] = 01
235  *    no parity checking  = BR[21:22] = 00
236  *    GPMC for MSEL	  = BR[24:26] = 000
237  *    Valid		  = BR[31]    = 1
238  *
239  * 0	4    8	  12   16   20	 24   28
240  * 1111 1000 0000 0000 0000 1000 0000 0001 = f8000801
241  *
242  * For OR3, need:
243  *    1 MB mask for AM,	  OR[0:16]  = 1111 1111 1111 0000 0
244  *    disable buffer ctrl OR[19]    = 0
245  *    CSNT		  OR[20]    = 1
246  *    ACS		  OR[21:22] = 11
247  *    XACS		  OR[23]    = 1
248  *    SCY 15 wait states  OR[24:27] = 1111	max is suboptimal but safe
249  *    SETA		  OR[28]    = 0
250  *    TRLX		  OR[29]    = 1
251  *    EHTR		  OR[30]    = 1
252  *    EAD extra time	  OR[31]    = 1
253  *
254  * 0	4    8	  12   16   20	 24   28
255  * 1111 1111 1111 0000 0000 1111 1111 0111 = fff00ff7
256  */
257 
258 #define CONFIG_FSL_CADMUS
259 
260 #define CADMUS_BASE_ADDR 0xf8000000
261 #ifdef CONFIG_PHYS_64BIT
262 #define CADMUS_BASE_ADDR_PHYS	0xff8000000ull
263 #else
264 #define CADMUS_BASE_ADDR_PHYS	CADMUS_BASE_ADDR
265 #endif
266 #define CONFIG_SYS_BR3_PRELIM \
267 	(BR_PHYS_ADDR(CADMUS_BASE_ADDR_PHYS) | BR_PS_8 | BR_V)
268 #define CONFIG_SYS_OR3_PRELIM	 0xfff00ff7
269 
270 #define CONFIG_SYS_INIT_RAM_LOCK	1
271 #define CONFIG_SYS_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
272 #define CONFIG_SYS_INIT_RAM_SIZE	0x4000		/* Size of used area in RAM */
273 
274 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
275 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
276 
277 #define CONFIG_SYS_MONITOR_LEN		(512 * 1024)
278 
279 /* Serial Port */
280 #define CONFIG_SYS_NS16550_SERIAL
281 #define CONFIG_SYS_NS16550_REG_SIZE	1
282 #define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)
283 
284 #define CONFIG_SYS_BAUDRATE_TABLE \
285 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
286 
287 #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_CCSRBAR+0x4500)
288 #define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_CCSRBAR+0x4600)
289 
290 /*
291  * I2C
292  */
293 #if !CONFIG_IS_ENABLED(DM_I2C)
294 #define CONFIG_SYS_I2C_NOPROBES		{ {0, 0x69} }
295 #else
296 #define CONFIG_SYS_SPD_BUS_NUM 0
297 #endif
298 
299 /* EEPROM */
300 #define CONFIG_SYS_I2C_EEPROM_CCID
301 
302 /*
303  * General PCI
304  * Memory space is mapped 1-1, but I/O space must start from 0.
305  */
306 #define CONFIG_SYS_PCI1_MEM_VIRT	0x80000000
307 #ifdef CONFIG_PHYS_64BIT
308 #define CONFIG_SYS_PCI1_MEM_BUS		0xe0000000
309 #define CONFIG_SYS_PCI1_MEM_PHYS	0xc00000000ull
310 #else
311 #define CONFIG_SYS_PCI1_MEM_BUS	0x80000000
312 #define CONFIG_SYS_PCI1_MEM_PHYS	0x80000000
313 #endif
314 #define CONFIG_SYS_PCI1_MEM_SIZE	0x20000000	/* 512M */
315 #define CONFIG_SYS_PCI1_IO_VIRT	0xe2000000
316 #define CONFIG_SYS_PCI1_IO_BUS	0x00000000
317 #ifdef CONFIG_PHYS_64BIT
318 #define CONFIG_SYS_PCI1_IO_PHYS 0xfe2000000ull
319 #else
320 #define CONFIG_SYS_PCI1_IO_PHYS	0xe2000000
321 #endif
322 #define CONFIG_SYS_PCI1_IO_SIZE	0x00100000	/* 1M */
323 
324 #ifdef CONFIG_PCIE1
325 #define CONFIG_SYS_PCIE1_MEM_VIRT	0xa0000000
326 #ifdef CONFIG_PHYS_64BIT
327 #define CONFIG_SYS_PCIE1_MEM_PHYS	0xc20000000ull
328 #else
329 #define CONFIG_SYS_PCIE1_MEM_PHYS	0xa0000000
330 #endif
331 #define CONFIG_SYS_PCIE1_IO_VIRT	0xe3000000
332 #ifdef CONFIG_PHYS_64BIT
333 #define CONFIG_SYS_PCIE1_IO_PHYS        0xfe3000000ull
334 #else
335 #define CONFIG_SYS_PCIE1_IO_PHYS	0xe3000000
336 #endif
337 #endif
338 
339 /*
340  * RapidIO MMU
341  */
342 #define CONFIG_SYS_SRIO1_MEM_VIRT	0xc0000000
343 #ifdef CONFIG_PHYS_64BIT
344 #define CONFIG_SYS_SRIO1_MEM_PHYS	0xc40000000ull
345 #else
346 #define CONFIG_SYS_SRIO1_MEM_PHYS	0xc0000000
347 #endif
348 #define CONFIG_SYS_SRIO1_MEM_SIZE	0x20000000	/* 512M */
349 
350 #ifdef CONFIG_LEGACY
351 #define BRIDGE_ID 17
352 #define VIA_ID 2
353 #else
354 #define BRIDGE_ID 28
355 #define VIA_ID 4
356 #endif
357 
358 #if defined(CONFIG_PCI)
359 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
360 #endif	/* CONFIG_PCI */
361 
362 #if defined(CONFIG_TSEC_ENET)
363 
364 #define CONFIG_TSEC1	1
365 #define CONFIG_TSEC1_NAME	"eTSEC0"
366 #define CONFIG_TSEC2	1
367 #define CONFIG_TSEC2_NAME	"eTSEC1"
368 #define CONFIG_TSEC3	1
369 #define CONFIG_TSEC3_NAME	"eTSEC2"
370 #define CONFIG_TSEC4
371 #define CONFIG_TSEC4_NAME	"eTSEC3"
372 #undef CONFIG_MPC85XX_FEC
373 
374 #define TSEC1_PHY_ADDR		0
375 #define TSEC2_PHY_ADDR		1
376 #define TSEC3_PHY_ADDR		2
377 #define TSEC4_PHY_ADDR		3
378 
379 #define TSEC1_PHYIDX		0
380 #define TSEC2_PHYIDX		0
381 #define TSEC3_PHYIDX		0
382 #define TSEC4_PHYIDX		0
383 #define TSEC1_FLAGS		TSEC_GIGABIT
384 #define TSEC2_FLAGS		TSEC_GIGABIT
385 #define TSEC3_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)
386 #define TSEC4_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)
387 
388 /* Options are: eTSEC[0-3] */
389 #define CONFIG_ETHPRIME		"eTSEC0"
390 #endif	/* CONFIG_TSEC_ENET */
391 
392 /*
393  * Environment
394  */
395 
396 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
397 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
398 
399 /*
400  * BOOTP options
401  */
402 #define CONFIG_BOOTP_BOOTFILESIZE
403 
404 #undef CONFIG_WATCHDOG			/* watchdog disabled */
405 
406 /*
407  * Miscellaneous configurable options
408  */
409 
410 /*
411  * For booting Linux, the board info and command line data
412  * have to be in the first 64 MB of memory, since this is
413  * the maximum mapped by the Linux kernel during initialization.
414  */
415 #define CONFIG_SYS_BOOTMAPSZ	(64 << 20)	/* Initial Memory map for Linux*/
416 #define CONFIG_SYS_BOOTM_LEN	(64 << 20)	/* Increase max gunzip size */
417 
418 /*
419  * Environment Configuration
420  */
421 #if defined(CONFIG_TSEC_ENET)
422 #define CONFIG_HAS_ETH0
423 #define CONFIG_HAS_ETH1
424 #define CONFIG_HAS_ETH2
425 #define CONFIG_HAS_ETH3
426 #endif
427 
428 #define CONFIG_IPADDR	 192.168.1.253
429 
430 #define CONFIG_HOSTNAME	 "unknown"
431 #define CONFIG_ROOTPATH	 "/nfsroot"
432 #define CONFIG_BOOTFILE "8548cds/uImage.uboot"
433 #define CONFIG_UBOOTPATH	8548cds/u-boot.bin	/* TFTP server */
434 
435 #define CONFIG_SERVERIP	 192.168.1.1
436 #define CONFIG_GATEWAYIP 192.168.1.1
437 #define CONFIG_NETMASK	 255.255.255.0
438 
439 #define	CONFIG_EXTRA_ENV_SETTINGS		\
440 	"hwconfig=fsl_ddr:ecc=off\0"		\
441 	"netdev=eth0\0"				\
442 	"uboot=" __stringify(CONFIG_UBOOTPATH) "\0"	\
443 	"tftpflash=tftpboot $loadaddr $uboot; "	\
444 		"protect off " __stringify(CONFIG_SYS_TEXT_BASE)	\
445 			" +$filesize; "	\
446 		"erase " __stringify(CONFIG_SYS_TEXT_BASE)		\
447 			" +$filesize; "	\
448 		"cp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
449 			" $filesize; "	\
450 		"protect on " __stringify(CONFIG_SYS_TEXT_BASE)		\
451 			" +$filesize; "	\
452 		"cmp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
453 			" $filesize\0"	\
454 	"consoledev=ttyS1\0"			\
455 	"ramdiskaddr=2000000\0"			\
456 	"ramdiskfile=ramdisk.uboot\0"		\
457 	"fdtaddr=1e00000\0"			\
458 	"fdtfile=mpc8548cds.dtb\0"
459 
460 #define NFSBOOTCOMMAND						\
461    "setenv bootargs root=/dev/nfs rw "					\
462       "nfsroot=$serverip:$rootpath "					\
463       "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
464       "console=$consoledev,$baudrate $othbootargs;"			\
465    "tftp $loadaddr $bootfile;"						\
466    "tftp $fdtaddr $fdtfile;"						\
467    "bootm $loadaddr - $fdtaddr"
468 
469 #define RAMBOOTCOMMAND \
470    "setenv bootargs root=/dev/ram rw "					\
471       "console=$consoledev,$baudrate $othbootargs;"			\
472    "tftp $ramdiskaddr $ramdiskfile;"					\
473    "tftp $loadaddr $bootfile;"						\
474    "tftp $fdtaddr $fdtfile;"						\
475    "bootm $loadaddr $ramdiskaddr $fdtaddr"
476 
477 #define CONFIG_BOOTCOMMAND	NFSBOOTCOMMAND
478 
479 #endif	/* __CONFIG_H */
480