-
-#define PRID_IMP_BMIPS32_REV4 0x4000
-#define PRID_IMP_BMIPS32_REV8 0x8000
-#define PRID_IMP_BMIPS3300 0x9000
-#define PRID_IMP_BMIPS3300_ALT 0x9100
-#define PRID_IMP_BMIPS3300_BUG 0x0000
-#define PRID_IMP_BMIPS43XX 0xa000
-
-void board_init(void)
-{
- unsigned long prid, chipid, chipid_reg;
-
- prid = read_32bit_c0_register($15, 0);
-
- switch (prid & 0xff00) {
- case PRID_IMP_BMIPS32_REV4:
- case PRID_IMP_BMIPS32_REV8:
- case PRID_IMP_BMIPS3300_ALT:
- case PRID_IMP_BMIPS3300_BUG:
- chipid_reg = 0xfffe0000;
- break;
- case PRID_IMP_BMIPS3300:
- if ((prid & 0xff) >= 0x33)
- chipid_reg = 0xb0000000;
- else
- chipid_reg = 0xfffe0000;
- break;
- case PRID_IMP_BMIPS43XX:
- if ((prid & 0xff) == 0x04)
- chipid_reg = 0xfff8c000;
- else if ((prid & 0xff) == 0x70)
- return; /* FIXME: 0002a070 can be 6362 and 3380 */
- else if ((prid & 0xff) >= 0x30)
- chipid_reg = 0xb0000000;
- else
- chipid_reg = 0xfffe0000;
- break;
- default:
- return;
- }
-
- chipid = READREG(chipid_reg);
-
- switch (chipid >> 16) {
- case 0x3368:
- case 0x6318:
- case 0x6328:
- case 0x6358:
- case 0x6362:
- case 0x6368:
- case 0x6369:
- uart_base = chipid_reg + 0x100;
- break;
- case 0x6316:
- case 0x6326:
- uart_base = chipid_reg + 0x180;
- break;
- case 0x3380:
- uart_base = chipid_reg + 0x200;
- break;
- case 0x6338:
- case 0x6345:
- case 0x6348:
- uart_base = chipid_reg + 0x300;
- break;
- default:
- return;
- }
-}