3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
7 * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
33 #include "../common/common_util.h"
35 /* ------------------------------------------------------------------------- */
39 #if FCLK_SPEED==0 /* Fout = 203MHz, Fin = 12MHz for Audio */
43 #elif FCLK_SPEED==1 /* Fout = 202.8MHz */
61 static inline void delay(unsigned long loops)
63 __asm__ volatile ("1:\n"
65 "bne 1b":"=r" (loops):"0" (loops));
69 * Miscellaneous platform dependent initialisations
74 DECLARE_GLOBAL_DATA_PTR;
76 /* to reduce PLL lock time, adjust the LOCKTIME register */
80 rMPLLCON = ((M_MDIV << 12) + (M_PDIV << 4) + M_SDIV);
82 /* some delay between MPLL and UPLL */
86 rUPLLCON = ((U_M_MDIV << 12) + (U_M_PDIV << 4) + U_M_SDIV);
88 /* some delay between MPLL and UPLL */
91 /* set up the I/O ports */
101 rGPFCON = 0x00000000;
103 rGPGCON = 0xFFEAFF5A;
105 rGPHCON = 0x0028AAAA;
108 /* setup correct IRQ modes for NIC */
109 rEXTINT2 = (rEXTINT2 & ~(7<<8)) | (4<<8); /* rising edge mode */
112 gd->baudrate = CONFIG_BAUDRATE;
113 gd->have_console = 1;
116 /* arch number of VCMA9-Board */
117 gd->bd->bi_arch_number = 227;
119 /* adress of boot parameters */
120 gd->bd->bi_boot_params = 0x30000100;
130 DECLARE_GLOBAL_DATA_PTR;
132 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
133 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
139 * Get some Board/PLD Info
142 static uchar Get_PLD_ID(void)
144 return(*(volatile uchar *)PLD_ID_REG);
147 static uchar Get_PLD_BOARD(void)
149 return(*(volatile uchar *)PLD_BOARD_REG);
152 static uchar Get_PLD_Version(void)
154 return((Get_PLD_ID() >> 4) & 0x0F);
157 static uchar Get_PLD_Revision(void)
159 return(Get_PLD_ID() & 0x0F);
162 static int Get_Board_Config(void)
164 uchar config = Get_PLD_BOARD() & 0x03;
172 static uchar Get_Board_PCB(void)
174 return(((Get_PLD_BOARD() >> 4) & 0x03) + 'A');
177 /* ------------------------------------------------------------------------- */
180 * Check Board Identity:
187 backup_t *b = (backup_t *) s;
191 i = getenv_r("serial#", s, 32);
192 if ((i < 0) || strncmp (s, "VCMA9", 5)) {
193 get_backup_values (b);
194 if (strncmp (b->signature, "MPL\0", 4) != 0) {
195 puts ("### No HW ID - assuming VCMA9");
197 b->serial_name[5] = 0;
198 printf ("%s-%d Rev %c SN: %s", b->serial_name, Get_Board_Config(),
199 Get_Board_PCB(), &b->serial_name[6]);
203 printf ("%s-%d Rev %c SN: %s", s, Get_Board_Config(), Get_Board_PCB(),
212 void print_vcma9_rev(void)
214 printf("Board: VCMA9-%d Rev: %c (PLD Ver: %d, Rev: %d)\n",
215 Get_Board_Config(), Get_Board_PCB(),
216 Get_PLD_Version(), Get_PLD_Revision());
219 extern void mem_test_reloc(void);
221 int last_stage_init(void)
230 /***************************************************************************
231 * some helping routines
234 int overwrite_console(void)
236 /* return TRUE if console should be overwritten */
241 /************************************************************************
243 ************************************************************************/
244 void print_vcma9_info(void)