4 * http://www.dave-tech.it
5 * http://www.wawnet.biz
6 * mailto:info@wawnet.biz
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 #include <asm/processor.h>
32 DECLARE_GLOBAL_DATA_PTR;
34 /* ------------------------------------------------------------------------- */
36 int board_early_init_f (void)
38 out32(GPIO0_OR, CONFIG_SYS_NAND0_CE); /* set initial outputs */
39 out32(GPIO0_OR, CONFIG_SYS_NAND1_CE); /* set initial outputs */
42 * IRQ 0-15 405GP internally generated; active high; level sensitive
43 * IRQ 16 405GP internally generated; active low; level sensitive
53 mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
54 mtdcr(UIC0ER, 0x00000000); /* disable all ints */
55 mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical*/
56 mtdcr(UIC0PR, 0xFFFFFF80); /* set int polarities */
57 mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */
58 mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority*/
59 mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
62 * EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us
65 mtebc (EBC0_CFG, 0xa8400000); /* ebc always driven */
67 mtebc (EBC0_CFG, 0x28400000); /* ebc in high-z */
72 /* ------------------------------------------------------------------------- */
74 int misc_init_f (void)
76 return 0; /* dummy implementation */
79 extern flash_info_t flash_info[]; /* info for FLASH chips */
81 int misc_init_r (void)
83 /* adjust flash start and size as well as the offset */
84 gd->bd->bi_flashstart = 0 - flash_info[0].size;
85 gd->bd->bi_flashoffset= flash_info[0].size - CONFIG_SYS_MONITOR_LEN;
87 volatile unsigned short *fpga_mode =
88 (unsigned short *)((ulong)CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_CTRL);
89 volatile unsigned char *duart0_mcr =
90 (unsigned char *)((ulong)DUART0_BA + 4);
91 volatile unsigned char *duart1_mcr =
92 (unsigned char *)((ulong)DUART1_BA + 4);
95 char * tmp; /* Temporary char pointer */
97 ulong len = sizeof(fpgadata);
101 unsigned long CPC0_CR0Reg;
103 dst = malloc(CONFIG_SYS_FPGA_MAX_SIZE);
104 if (gunzip (dst, CONFIG_SYS_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) {
105 printf ("GUNZIP ERROR - must RESET board to recover\n");
106 do_reset (NULL, 0, 0, NULL);
109 status = fpga_boot(dst, len);
111 printf("\nFPGA: Booting failed ");
113 case ERROR_FPGA_PRG_INIT_LOW:
114 printf("(Timeout: INIT not low after asserting PROGRAM*)\n ");
116 case ERROR_FPGA_PRG_INIT_HIGH:
117 printf("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
119 case ERROR_FPGA_PRG_DONE:
120 printf("(Timeout: DONE not high after programming FPGA)\n ");
124 /* display infos on fpgaimage */
126 for (i=0; i<4; i++) {
128 printf("FPGA: %s\n", &(dst[index+1]));
133 for (i=20; i>0; i--) {
134 printf("Rebooting in %2d seconds \r",i);
135 for (index=0;index<1000;index++)
139 do_reset(NULL, 0, 0, NULL);
144 /* display infos on fpgaimage */
146 for (i=0; i<4; i++) {
148 printf("%s ", &(dst[index+1]));
156 * Reset FPGA via FPGA_DATA pin
158 SET_FPGA(FPGA_PRG | FPGA_CLK);
159 udelay(1000); /* wait 1ms */
160 SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
161 udelay(1000); /* wait 1ms */
166 * Enable power on PS/2 interface
168 *fpga_mode |= CONFIG_SYS_FPGA_CTRL_PS2_RESET;
171 * Enable interrupts in exar duart mcr[3]
180 * Check Board Identity:
183 int checkboard (void)
186 int i = getenv_f("serial#", str, sizeof(str));
191 puts ("### No HW ID - assuming PPChameleonEVB");
201 /* ------------------------------------------------------------------------- */
205 /* TODO: XXX XXX XXX */
206 printf ("test: 16 MB - ok\n");
211 /* ------------------------------------------------------------------------- */
213 #ifdef CONFIG_CFB_CONSOLE
214 # ifdef CONFIG_CONSOLE_EXTRA_INFO
215 # include <video_fb.h>
216 extern GraphicDevice smi;
218 void video_get_info_str (int line_number, char *info)
220 uint pvr = get_pvr ();
222 /* init video info strings for graphic console */
223 switch (line_number) {
227 sprintf (info, " AMCC PowerPC 405EP Rev. B");
230 sprintf (info, " AMCC PowerPC 405EP Rev. <unknown>");
235 sprintf (info, " DAVE Srl PPChameleonEVB - www.dave-tech.it");
238 sprintf (info, " %s", smi.modeIdent);
242 /* no more info lines */
246 # endif /* CONFIG_CONSOLE_EXTRA_INFO */
247 #endif /* CONFIG_CFB_CONSOLE */