1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2004, 2011 Freescale Semiconductor.
4  * (C) Copyright 2002,2003 Motorola,Inc.
5  * Xianghua Xiao <X.Xiao@motorola.com>
6  */
7 
8 /*
9  * mpc8560ads board configuration file
10  *
11  * Please refer to doc/README.mpc85xx for more info.
12  *
13  * Make sure you change the MAC address and other network params first,
14  * search for CONFIG_SERVERIP, etc. in this file.
15  */
16 
17 #ifndef __CONFIG_H
18 #define __CONFIG_H
19 
20 #include <linux/delay.h>
21 
22 /* High Level Configuration Options */
23 #define CONFIG_CPM2		1	/* has CPM2 */
24 
25 /*
26  * default CCARBAR is at 0xff700000
27  * assume U-Boot is less than 0.5MB
28  */
29 
30 #define CONFIG_PCI_INDIRECT_BRIDGE
31 #define CONFIG_SYS_PCI_64BIT	1	/* enable 64-bit PCI resources */
32 #undef CONFIG_ETHER_ON_FCC             /* cpm FCC ethernet support */
33 #define CONFIG_RESET_PHY_R	1	/* Call reset_phy() */
34 
35 /*
36  * sysclk for MPC85xx
37  *
38  * Two valid values are:
39  *    33000000
40  *    66000000
41  *
42  * Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz
43  * is likely the desired value here, so that is now the default.
44  * The board, however, can run at 66MHz.  In any event, this value
45  * must match the settings of some switches.  Details can be found
46  * in the README.mpc85xxads.
47  */
48 
49 #ifndef CONFIG_SYS_CLK_FREQ
50 #define CONFIG_SYS_CLK_FREQ	33000000
51 #endif
52 
53 /*
54  * These can be toggled for performance analysis, otherwise use default.
55  */
56 #define CONFIG_L2_CACHE			/* toggle L2 cache */
57 #define CONFIG_BTB			/* toggle branch predition */
58 
59 #define CONFIG_SYS_INIT_DBCR DBCR_IDM		/* Enable Debug Exceptions */
60 
61 #define CONFIG_SYS_CCSRBAR		0xe0000000
62 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR
63 
64 /* DDR Setup */
65 #define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
66 #define CONFIG_DDR_SPD
67 
68 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef
69 
70 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
71 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
72 
73 #define CONFIG_DIMM_SLOTS_PER_CTLR	1
74 #define CONFIG_CHIP_SELECTS_PER_CTRL	(2 * CONFIG_DIMM_SLOTS_PER_CTLR)
75 
76 /* I2C addresses of SPD EEPROMs */
77 #define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */
78 
79 /* These are used when DDR doesn't use SPD.  */
80 #define CONFIG_SYS_SDRAM_SIZE	128		/* DDR is 128MB */
81 #define CONFIG_SYS_DDR_CS0_BNDS	0x00000007	/* 0-128MB */
82 #define CONFIG_SYS_DDR_CS0_CONFIG	0x80000002
83 #define CONFIG_SYS_DDR_TIMING_1	0x37344321
84 #define CONFIG_SYS_DDR_TIMING_2	0x00000800	/* P9-45,may need tuning */
85 #define CONFIG_SYS_DDR_CONTROL		0xc2000000	/* unbuffered,no DYN_PWR */
86 #define CONFIG_SYS_DDR_MODE		0x00000062	/* DLL,normal,seq,4/2.5 */
87 #define CONFIG_SYS_DDR_INTERVAL	0x05200100	/* autocharge,no open page */
88 
89 /*
90  * SDRAM on the Local Bus
91  */
92 #define CONFIG_SYS_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM */
93 #define CONFIG_SYS_LBC_SDRAM_SIZE	64		/* LBC SDRAM is 64MB */
94 
95 #define CONFIG_SYS_FLASH_BASE		0xff000000	/* start of FLASH 16M */
96 #define CONFIG_SYS_BR0_PRELIM		0xff001801	/* port size 32bit */
97 
98 #define CONFIG_SYS_OR0_PRELIM		0xff006ff7	/* 16MB Flash */
99 #define CONFIG_SYS_MAX_FLASH_BANKS	1		/* number of banks */
100 #define CONFIG_SYS_MAX_FLASH_SECT	64		/* sectors per device */
101 #undef	CONFIG_SYS_FLASH_CHECKSUM
102 #define CONFIG_SYS_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
103 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
104 
105 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE	/* start of monitor */
106 
107 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
108 #define CONFIG_SYS_RAMBOOT
109 #else
110 #undef  CONFIG_SYS_RAMBOOT
111 #endif
112 
113 #define CONFIG_SYS_FLASH_EMPTY_INFO
114 
115 /*
116  * Local Bus Definitions
117  */
118 
119 /*
120  * Base Register 2 and Option Register 2 configure SDRAM.
121  * The SDRAM base address, CONFIG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
122  *
123  * For BR2, need:
124  *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
125  *    port-size = 32-bits = BR2[19:20] = 11
126  *    no parity checking = BR2[21:22] = 00
127  *    SDRAM for MSEL = BR2[24:26] = 011
128  *    Valid = BR[31] = 1
129  *
130  * 0    4    8    12   16   20   24   28
131  * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
132  *
133  * FIXME: CONFIG_SYS_LBC_SDRAM_BASE should be masked and OR'ed into
134  * FIXME: the top 17 bits of BR2.
135  */
136 
137 #define CONFIG_SYS_BR2_PRELIM		0xf0001861
138 
139 /*
140  * The SDRAM size in MB, CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
141  *
142  * For OR2, need:
143  *    64MB mask for AM, OR2[0:7] = 1111 1100
144  *		   XAM, OR2[17:18] = 11
145  *    9 columns OR2[19-21] = 010
146  *    13 rows   OR2[23-25] = 100
147  *    EAD set for extra time OR[31] = 1
148  *
149  * 0    4    8    12   16   20   24   28
150  * 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
151  */
152 
153 #define CONFIG_SYS_OR2_PRELIM		0xfc006901
154 
155 #define CONFIG_SYS_LBC_LCRR		0x00030004    /* LB clock ratio reg */
156 #define CONFIG_SYS_LBC_LBCR		0x00000000    /* LB config reg */
157 #define CONFIG_SYS_LBC_LSRT		0x20000000    /* LB sdram refresh timer */
158 #define CONFIG_SYS_LBC_MRTPR		0x20000000    /* LB refresh timer prescal*/
159 
160 #define CONFIG_SYS_LBC_LSDMR_COMMON	( LSDMR_BSMA1516	\
161 				| LSDMR_RFCR5		\
162 				| LSDMR_PRETOACT3	\
163 				| LSDMR_ACTTORW3	\
164 				| LSDMR_BL8		\
165 				| LSDMR_WRC2		\
166 				| LSDMR_CL3		\
167 				| LSDMR_RFEN		\
168 				)
169 
170 /*
171  * SDRAM Controller configuration sequence.
172  */
173 #define CONFIG_SYS_LBC_LSDMR_1	(CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_PCHALL)
174 #define CONFIG_SYS_LBC_LSDMR_2	(CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_ARFRSH)
175 #define CONFIG_SYS_LBC_LSDMR_3	(CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_ARFRSH)
176 #define CONFIG_SYS_LBC_LSDMR_4	(CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_MRW)
177 #define CONFIG_SYS_LBC_LSDMR_5	(CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_NORMAL)
178 
179 /*
180  * 32KB, 8-bit wide for ADS config reg
181  */
182 #define CONFIG_SYS_BR4_PRELIM          0xf8000801
183 #define CONFIG_SYS_OR4_PRELIM		0xffffe1f1
184 #define CONFIG_SYS_BCSR		(CONFIG_SYS_BR4_PRELIM & 0xffff8000)
185 
186 #define CONFIG_SYS_INIT_RAM_LOCK	1
187 #define CONFIG_SYS_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
188 #define CONFIG_SYS_INIT_RAM_SIZE	0x4000		/* Size of used area in RAM */
189 
190 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
191 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
192 
193 #define CONFIG_SYS_MONITOR_LEN		(256 * 1024)    /* Reserve 256 kB for Mon */
194 #define CONFIG_SYS_MALLOC_LEN		(128 * 1024)    /* Reserved for malloc */
195 
196 /* Serial Port */
197 #define CONFIG_CONS_ON_SCC	/* define if console on SCC */
198 #undef  CONFIG_CONS_NONE	/* define if console on something else */
199 
200 #define CONFIG_SYS_BAUDRATE_TABLE  \
201 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
202 
203 /*
204  * I2C
205  */
206 #define CONFIG_SYS_I2C
207 #define CONFIG_SYS_I2C_FSL
208 #define CONFIG_SYS_FSL_I2C_SPEED	400000
209 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
210 #define CONFIG_SYS_FSL_I2C_OFFSET	0x3000
211 #define CONFIG_SYS_I2C_NOPROBES		{ {0, 0x69} }
212 
213 /* RapidIO MMU */
214 #define CONFIG_SYS_RIO_MEM_VIRT	0xc0000000	/* base address */
215 #define CONFIG_SYS_RIO_MEM_BUS	0xc0000000	/* base address */
216 #define CONFIG_SYS_RIO_MEM_PHYS	0xc0000000
217 #define CONFIG_SYS_RIO_MEM_SIZE	0x20000000	/* 128M */
218 
219 /*
220  * General PCI
221  * Memory space is mapped 1-1, but I/O space must start from 0.
222  */
223 #define CONFIG_SYS_PCI1_MEM_VIRT	0x80000000
224 #define CONFIG_SYS_PCI1_MEM_BUS	0x80000000
225 #define CONFIG_SYS_PCI1_MEM_PHYS	0x80000000
226 #define CONFIG_SYS_PCI1_MEM_SIZE	0x20000000	/* 512M */
227 #define CONFIG_SYS_PCI1_IO_VIRT	0xe2000000
228 #define CONFIG_SYS_PCI1_IO_BUS	0x00000000
229 #define CONFIG_SYS_PCI1_IO_PHYS	0xe2000000
230 #define CONFIG_SYS_PCI1_IO_SIZE	0x100000	/* 1M */
231 
232 #if defined(CONFIG_PCI)
233 
234 #if !defined(CONFIG_PCI_PNP)
235     #define PCI_ENET0_IOADDR	0xe0000000
236     #define PCI_ENET0_MEMADDR	0xe0000000
237     #define PCI_IDSEL_NUMBER	0x0c	/* slot0->3(IDSEL)=12->15 */
238 #endif
239 
240 #undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
241 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */
242 
243 #endif	/* CONFIG_PCI */
244 
245 #ifdef CONFIG_TSEC_ENET
246 
247 #define CONFIG_TSEC1	1
248 #define CONFIG_TSEC1_NAME	"TSEC0"
249 #define CONFIG_TSEC2	1
250 #define CONFIG_TSEC2_NAME	"TSEC1"
251 #define TSEC1_PHY_ADDR		0
252 #define TSEC2_PHY_ADDR		1
253 #define TSEC1_PHYIDX		0
254 #define TSEC2_PHYIDX		0
255 #define TSEC1_FLAGS		TSEC_GIGABIT
256 #define TSEC2_FLAGS		TSEC_GIGABIT
257 
258 /* Options are: TSEC[0-1] */
259 #define CONFIG_ETHPRIME		"TSEC0"
260 
261 #endif /* CONFIG_TSEC_ENET */
262 
263 #ifdef CONFIG_ETHER_ON_FCC		/* CPM FCC Ethernet */
264 
265 #undef  CONFIG_ETHER_NONE		/* define if ether on something else */
266 #define CONFIG_ETHER_INDEX      2       /* which channel for ether */
267 
268 #if (CONFIG_ETHER_INDEX == 2)
269   /*
270    * - Rx-CLK is CLK13
271    * - Tx-CLK is CLK14
272    * - Select bus for bd/buffers
273    * - Full duplex
274    */
275   #define CONFIG_SYS_CMXFCR_MASK2      (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MSK)
276   #define CONFIG_SYS_CMXFCR_VALUE2     (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14)
277   #define CONFIG_SYS_CPMFCR_RAMTYPE    0
278   #define CONFIG_SYS_FCC_PSMR          (FCC_PSMR_FDE)
279   #define FETH2_RST		0x01
280 #elif (CONFIG_ETHER_INDEX == 3)
281   /* need more definitions here for FE3 */
282   #define FETH3_RST		0x80
283 #endif					/* CONFIG_ETHER_INDEX */
284 
285 /*
286  * GPIO pins used for bit-banged MII communications
287  */
288 #define MDIO_PORT	2		/* Port C */
289 #define MDIO_DECLARE	volatile ioport_t *iop = ioport_addr ( \
290 				(immap_t *) CONFIG_SYS_IMMR, MDIO_PORT )
291 #define MDC_DECLARE	MDIO_DECLARE
292 
293 #define MDIO_ACTIVE	(iop->pdir |=  0x00400000)
294 #define MDIO_TRISTATE	(iop->pdir &= ~0x00400000)
295 #define MDIO_READ	((iop->pdat &  0x00400000) != 0)
296 
297 #define MDIO(bit)	if(bit) iop->pdat |=  0x00400000; \
298 			else	iop->pdat &= ~0x00400000
299 
300 #define MDC(bit)	if(bit) iop->pdat |=  0x00200000; \
301 			else	iop->pdat &= ~0x00200000
302 
303 #define MIIDELAY	udelay(1)
304 
305 #endif
306 
307 /*
308  * Environment
309  */
310 
311 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
312 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
313 
314 /*
315  * BOOTP options
316  */
317 #define CONFIG_BOOTP_BOOTFILESIZE
318 
319 #undef CONFIG_WATCHDOG			/* watchdog disabled */
320 
321 /*
322  * Miscellaneous configurable options
323  */
324 #define CONFIG_SYS_LOAD_ADDR	0x1000000	/* default load address */
325 
326 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size */
327 
328 /*
329  * For booting Linux, the board info and command line data
330  * have to be in the first 64 MB of memory, since this is
331  * the maximum mapped by the Linux kernel during initialization.
332  */
333 #define CONFIG_SYS_BOOTMAPSZ	(64 << 20)	/* Initial Memory map for Linux*/
334 #define CONFIG_SYS_BOOTM_LEN	(64 << 20)	/* Increase max gunzip size */
335 
336 #if defined(CONFIG_CMD_KGDB)
337 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
338 #endif
339 
340 /*
341  * Environment Configuration
342  */
343 #if defined(CONFIG_TSEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
344 #define CONFIG_HAS_ETH0
345 #define CONFIG_HAS_ETH1
346 #define CONFIG_HAS_ETH2
347 #define CONFIG_HAS_ETH3
348 #endif
349 
350 #define CONFIG_IPADDR    192.168.1.253
351 
352 #define CONFIG_HOSTNAME		"unknown"
353 #define CONFIG_ROOTPATH		"/nfsroot"
354 #define CONFIG_BOOTFILE		"your.uImage"
355 
356 #define CONFIG_SERVERIP  192.168.1.1
357 #define CONFIG_GATEWAYIP 192.168.1.1
358 #define CONFIG_NETMASK   255.255.255.0
359 
360 #define CONFIG_LOADADDR  200000	/* default location for tftp and bootm */
361 
362 #define	CONFIG_EXTRA_ENV_SETTINGS				        \
363 	"netdev=eth0\0"							\
364 	"consoledev=ttyCPM\0"						\
365 	"ramdiskaddr=1000000\0"						\
366 	"ramdiskfile=your.ramdisk.u-boot\0"				\
367 	"fdtaddr=400000\0"						\
368 	"fdtfile=mpc8560ads.dtb\0"
369 
370 #define CONFIG_NFSBOOTCOMMAND	                                        \
371 	"setenv bootargs root=/dev/nfs rw "				\
372 		"nfsroot=$serverip:$rootpath "				\
373 		"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
374 		"console=$consoledev,$baudrate $othbootargs;"		\
375 	"tftp $loadaddr $bootfile;"					\
376 	"tftp $fdtaddr $fdtfile;"					\
377 	"bootm $loadaddr - $fdtaddr"
378 
379 #define CONFIG_RAMBOOTCOMMAND \
380 	"setenv bootargs root=/dev/ram rw "				\
381 		"console=$consoledev,$baudrate $othbootargs;"		\
382 	"tftp $ramdiskaddr $ramdiskfile;"				\
383 	"tftp $loadaddr $bootfile;"					\
384 	"tftp $fdtaddr $fdtfile;"					\
385 	"bootm $loadaddr $ramdiskaddr $fdtaddr"
386 
387 #define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND
388 
389 #endif	/* __CONFIG_H */
390