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authorAubrey.Li <aubrey.adi@gmail.com>2007-03-09 13:38:44 +0800
committerAubrey.Li <aubrey.adi@gmail.com>2007-03-09 13:38:44 +0800
commit3f0606ad0b5639f7f22848fe5b4574e754d0470f (patch)
tree3cb4fd316134b6a176607ad61739720aeb971a5a /board/stamp/stamp.c
parenteb92f613556800f7483666db09d9a237ad911d4a (diff)
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[Blackfin]PATCH-1/2]: Remove obsolete blackfin port and add bf533 platform support
Diffstat (limited to 'board/stamp/stamp.c')
-rw-r--r--board/stamp/stamp.c276
1 files changed, 0 insertions, 276 deletions
diff --git a/board/stamp/stamp.c b/board/stamp/stamp.c
deleted file mode 100644
index 7e3af20..0000000
--- a/board/stamp/stamp.c
+++ /dev/null
@@ -1,276 +0,0 @@
-/*
- * U-boot - stamp.c STAMP board specific routines
- *
- * Copyright (c) 2005 blackfin.uclinux.org
- *
- * (C) Copyright 2000-2004
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/mem_init.h>
-#include "stamp.h"
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#define STATUS_LED_OFF 0
-#define STATUS_LED_ON 1
-
-#ifdef CONFIG_SHOW_BOOT_PROGRESS
-# define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
-#else
-# define SHOW_BOOT_PROGRESS(arg)
-#endif
-
-int checkboard (void)
-{
- printf ("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
- printf ("Board: ADI BF533 Stamp board\n");
- printf (" Support: http://blackfin.uclinux.org/\n");
- printf (" Richard Klingler <richard@uclinux.net>\n");
- return 0;
-}
-
-long int initdram (int board_type)
-{
-#ifdef DEBUG
- printf ("SDRAM attributes:\n");
- printf (" tRCD:%d Cycles; tRP:%d Cycles; tRAS:%d Cycles; tWR:%d Cycles; "
- "CAS Latency:%d cycles\n",
- (SDRAM_tRCD >> 15),
- (SDRAM_tRP >> 11),
- (SDRAM_tRAS >> 6),
- (SDRAM_tWR >> 19),
- (SDRAM_CL >> 2));
- printf ("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
- printf ("Bank size = %d MB\n", 128);
-#endif
- gd->bd->bi_memstart = CFG_SDRAM_BASE;
- gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
- return (gd->bd->bi_memsize);
-}
-
-void swap_to (int device_id)
-{
-
- if (device_id == ETHERNET) {
- *pFIO_DIR = PF0;
- asm ("ssync;");
- *pFIO_FLAG_S = PF0;
- asm ("ssync;");
- } else if (device_id == FLASH) {
- *pFIO_DIR = (PF4 | PF3 | PF2 | PF1 | PF0);
- *pFIO_FLAG_S = (PF4 | PF3 | PF2);
- *pFIO_MASKA_D = (PF8 | PF6 | PF5);
- *pFIO_MASKB_D = (PF7);
- *pFIO_POLAR = (PF8 | PF6 | PF5);
- *pFIO_EDGE = (PF8 | PF7 | PF6 | PF5);
- *pFIO_INEN = (PF8 | PF7 | PF6 | PF5);
- *pFIO_FLAG_D = (PF4 | PF3 | PF2);
- asm ("ssync;");
- } else {
- printf ("Unknown bank to switch\n");
- }
-
- return;
-}
-
-#if defined(CONFIG_MISC_INIT_R)
-/* miscellaneous platform dependent initialisations */
-int misc_init_r (void)
-{
- int i;
- int cf_stat = 0;
-
- /* Check whether CF card is inserted */
- *pFIO_EDGE = FIO_EDGE_CF_BITS;
- *pFIO_POLAR = FIO_POLAR_CF_BITS;
- for (i = 0; i < 0x300; i++)
- asm ("nop;");
-
- if ((*pFIO_FLAG_S) & CF_STAT_BITS) {
- cf_stat = 0;
- } else {
- cf_stat = 1;
- }
-
- *pFIO_EDGE = FIO_EDGE_BITS;
- *pFIO_POLAR = FIO_POLAR_BITS;
-
-
- if (cf_stat) {
- printf ("Booting from COMPACT flash\n");
-
- /* Set cycle time for CF */
- *(volatile unsigned long *) ambctl1 = CF_AMBCTL1VAL;
-
- for (i = 0; i < 0x1000; i++)
- asm ("nop;");
- for (i = 0; i < 0x1000; i++)
- asm ("nop;");
- for (i = 0; i < 0x1000; i++)
- asm ("nop;");
-
- serial_setbrg ();
- ide_init ();
-
- setenv ("bootargs", "");
- setenv ("bootcmd",
- "fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000");
- } else {
- printf ("Booting from FLASH\n");
- }
-
- return 1;
-}
-#endif
-
-#ifdef CONFIG_STAMP_CF
-
-void cf_outb (unsigned char val, volatile unsigned char *addr)
-{
- /*
- * Set PF1 PF0 respectively to 0 1 to divert address
- * to the expansion memory banks
- */
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- asm ("ssync;");
-
- *(addr) = val;
- asm ("ssync;");
-
- /* Setback PF1 PF0 to 0 0 to address external
- * memory banks */
- *(volatile unsigned short *) pFIO_FLAG_C = CF_PF1_PF0;
- asm ("ssync;");
-}
-
-unsigned char cf_inb (volatile unsigned char *addr)
-{
- volatile unsigned char c;
-
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- asm ("ssync;");
-
- c = *(addr);
- asm ("ssync;");
-
- *pFIO_FLAG_C = CF_PF1_PF0;
- asm ("ssync;");
-
- return c;
-}
-
-void cf_insw (unsigned short *sect_buf, unsigned short *addr, int words)
-{
- int i;
-
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- asm ("ssync;");
-
- for (i = 0; i < words; i++) {
- *(sect_buf + i) = *(addr);
- asm ("ssync;");
- }
-
- *pFIO_FLAG_C = CF_PF1_PF0;
- asm ("ssync;");
-}
-
-void cf_outsw (unsigned short *addr, unsigned short *sect_buf, int words)
-{
- int i;
-
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- asm ("ssync;");
-
- for (i = 0; i < words; i++) {
- *(addr) = *(sect_buf + i);
- asm ("ssync;");
- }
-
- *pFIO_FLAG_C = CF_PF1_PF0;
- asm ("ssync;");
-}
-#endif
-
-void stamp_led_set (int LED1, int LED2, int LED3)
-{
- *pFIO_INEN &= ~(PF2 | PF3 | PF4);
- *pFIO_DIR |= (PF2 | PF3 | PF4);
-
- if (LED1 == STATUS_LED_OFF)
- *pFIO_FLAG_S = PF2;
- else
- *pFIO_FLAG_C = PF2;
- if (LED2 == STATUS_LED_OFF)
- *pFIO_FLAG_S = PF3;
- else
- *pFIO_FLAG_C = PF3;
- if (LED3 == STATUS_LED_OFF)
- *pFIO_FLAG_S = PF4;
- else
- *pFIO_FLAG_C = PF4;
- asm ("ssync;");
-}
-
-void show_boot_progress (int status)
-{
- switch (status) {
- case 1:
- stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON);
- break;
- case 2:
- stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF);
- break;
- case 3:
- stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON);
- break;
- case 4:
- stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF);
- break;
- case 5:
- case 6:
- stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON);
- break;
- case 7:
- case 8:
- stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF);
- break;
- case 9:
- case 10:
- case 11:
- case 12:
- case 13:
- case 14:
- case 15:
- stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF,
- STATUS_LED_OFF);
- break;
- default:
- stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_ON);
- break;
- }
-}