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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/bf533-ezkit/bf533-ezkit.c
parenteb92f613556800f7483666db09d9a237ad911d4a (diff)
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[Blackfin]PATCH-1/2]: Remove obsolete blackfin port and add bf533 platform support
Diffstat (limited to 'board/bf533-ezkit/bf533-ezkit.c')
-rw-r--r--board/bf533-ezkit/bf533-ezkit.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/board/bf533-ezkit/bf533-ezkit.c b/board/bf533-ezkit/bf533-ezkit.c
new file mode 100644
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--- /dev/null
+++ b/board/bf533-ezkit/bf533-ezkit.c
@@ -0,0 +1,80 @@
+/*
+ * U-boot - ezkit533.c
+ *
+ * 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>
+#if defined(CONFIG_MISC_INIT_R)
+#include "psd4256.h"
+#endif
+
+int checkboard(void)
+{
+#if (BFIN_CPU == ADSP_BF531)
+ printf("CPU: ADSP BF531 Rev.: 0.%d\n", *pCHIPID >> 28);
+#elif (BFIN_CPU == ADSP_BF532)
+ printf("CPU: ADSP BF532 Rev.: 0.%d\n", *pCHIPID >> 28);
+#else
+ printf("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
+#endif
+ printf("Board: ADI BF533 EZ-Kit Lite board\n");
+ printf(" Support: http://blackfin.uclinux.org/\n");
+ return 0;
+}
+
+long int initdram(int board_type)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+#ifdef DEBUG
+ int brate;
+ char *tmp = getenv("baudrate");
+ brate = simple_strtoul(tmp, NULL, 16);
+ printf("Serial Port initialized with Baud rate = %x\n", brate);
+ printf("SDRAM attributes:\n");
+ printf("tRCD %d SCLK Cycles,tRP %d SCLK Cycles,tRAS %d SCLK Cycles"
+ "tWR %d SCLK Cycles,CAS Latency %d SCLK cycles \n",
+ 3, 3, 6, 2, 3);
+ printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
+ printf("Bank size = %d MB\n", CFG_MAX_RAM_SIZE >> 20);
+#endif
+ gd->bd->bi_memstart = CFG_SDRAM_BASE;
+ gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
+ return CFG_MAX_RAM_SIZE;
+}
+
+#if defined(CONFIG_MISC_INIT_R)
+/* miscellaneous platform dependent initialisations */
+int misc_init_r(void)
+{
+ /* Set direction bits for Video en/decoder reset as output */
+ *(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DIR) =
+ PSDA_VDEC_RST | PSDA_VENC_RST;
+ /* Deactivate Video en/decoder reset lines */
+ *(volatile unsigned char *)(CFG_FLASH1_BASE + PSD_PORTA_DOUT) =
+ PSDA_VDEC_RST | PSDA_VENC_RST;
+
+ return 0;
+}
+#endif