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authorMike Frysinger <vapier@gentoo.org>2008-10-12 20:59:12 -0400
committerMike Frysinger <vapier@gentoo.org>2009-04-02 06:41:35 -0400
commitd9a5d113b93583c984711127ab8503e136ed1e4a (patch)
treef64a986257b2332b7e5de258531fb5fef527738b /board/bf527-ezkit/bf527-ezkit.c
parent76d21803ddd7dc4bcb81739ea2d3cd679e052f46 (diff)
Blackfin: bf527-ezkit: new board port
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/bf527-ezkit/bf527-ezkit.c')
-rw-r--r--board/bf527-ezkit/bf527-ezkit.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/board/bf527-ezkit/bf527-ezkit.c b/board/bf527-ezkit/bf527-ezkit.c
new file mode 100644
index 0000000000..2cbfa8d03a
--- /dev/null
+++ b/board/bf527-ezkit/bf527-ezkit.c
@@ -0,0 +1,77 @@
+/*
+ * U-boot - main board file
+ *
+ * Copyright (c) 2005-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <config.h>
+#include <command.h>
+#include <net.h>
+#include <netdev.h>
+#include <asm/blackfin.h>
+#include <asm/net.h>
+#include <asm/mach-common/bits/otp.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+ printf("Board: ADI BF527 EZ-Kit board\n");
+ printf(" Support: http://blackfin.uclinux.org/\n");
+ return 0;
+}
+
+phys_size_t initdram(int board_type)
+{
+ gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
+ gd->bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE;
+ return gd->bd->bi_memsize;
+}
+
+#ifdef CONFIG_BFIN_MAC
+static void board_init_enetaddr(uchar *mac_addr)
+{
+ bool valid_mac = false;
+
+ /* the MAC is stored in OTP memory page 0xDF */
+ uint32_t ret;
+ uint64_t otp_mac;
+
+ ret = bfrom_OtpRead(0xDF, OTP_LOWER_HALF, &otp_mac);
+ if (!(ret & OTP_MASTER_ERROR)) {
+ uchar *otp_mac_p = (uchar *)&otp_mac;
+
+ for (ret = 0; ret < 6; ++ret)
+ mac_addr[ret] = otp_mac_p[5 - ret];
+
+ if (is_valid_ether_addr(mac_addr))
+ valid_mac = true;
+ }
+
+ if (!valid_mac) {
+ puts("Warning: Generating 'random' MAC address\n");
+ bfin_gen_rand_mac(mac_addr);
+ }
+
+ eth_setenv_enetaddr("ethaddr", mac_addr);
+}
+
+int board_eth_init(bd_t *bis)
+{
+ return bfin_EMAC_initialize(bis);
+}
+#endif
+
+int misc_init_r(void)
+{
+#ifdef CONFIG_BFIN_MAC
+ uchar enetaddr[6];
+ if (!eth_getenv_enetaddr("ethaddr", enetaddr))
+ board_init_enetaddr(enetaddr);
+#endif
+
+ return 0;
+}