/* * (C) Copyright 2001 * * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> #include <asm/processor.h> #include <command.h> #include <malloc.h> #include <spd_sdram.h> int board_early_init_f (void) { /* * IRQ 0-15 405GP internally generated; active high; level sensitive * IRQ 16 405GP internally generated; active low; level sensitive * IRQ 17-24 RESERVED * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive * IRQ 26 (EXT IRQ 1) SER0 ; active low; level sensitive * IRQ 27 (EXT IRQ 2) SER1; active low; level sensitive * IRQ 28 (EXT IRQ 3) FPGA 0; active low; level sensitive * IRQ 29 (EXT IRQ 4) FPGA 1; active low; level sensitive * IRQ 30 (EXT IRQ 5) PCI INTA; active low; level sensitive * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive */ mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ mtdcr(UIC0ER, 0x00000000); /* disable all ints */ mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical*/ mtdcr(UIC0PR, 0xFFFFFF81); /* set int polarities */ mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */ mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority*/ mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */ /* * EBC Configuration Register: set ready timeout to 512 ebc-clks -> ca. 15 us */ mtebc (EBC0_CFG, 0xa8400000); return 0; } /* ------------------------------------------------------------------------- */ int misc_init_f (void) { return 0; /* dummy implementation */ } int misc_init_r (void) { return (0); } /* * Check Board Identity: */ int checkboard (void) { char str[64]; int i = getenv_f("serial#", str, sizeof(str)); puts ("Board: "); if (i == -1) { puts ("### No HW ID - assuming sbc405"); } else { puts(str); } putc ('\n'); return 0; } /* ------------------------------------------------------------------------- */ int testdram (void) { /* TODO: XXX XXX XXX */ printf ("test: 64 MB - ok\n"); return (0); } /* ------------------------------------------------------------------------- */