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authorMike Frysinger <vapier@gentoo.org>2008-10-12 21:55:45 -0400
committerMike Frysinger <vapier@gentoo.org>2009-06-14 20:01:07 -0400
commit59e4be945b6469e31eee721e0bcdccf4940d75ac (patch)
tree13f7b85092f396d302efe47553e5955c75975231 /board/cm-bf527/cm-bf527.c
parent8b219cf07c186cc9d97354cf4b14f24a53d193c5 (diff)
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Blackfin: cm-bf527: new board port
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/cm-bf527/cm-bf527.c')
-rw-r--r--board/cm-bf527/cm-bf527.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/board/cm-bf527/cm-bf527.c b/board/cm-bf527/cm-bf527.c
new file mode 100644
index 0000000..db1cf90
--- /dev/null
+++ b/board/cm-bf527/cm-bf527.c
@@ -0,0 +1,79 @@
+/*
+ * 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 <net.h>
+#include <netdev.h>
+#include <asm/blackfin.h>
+#include <asm/net.h>
+#include <asm/mach-common/bits/otp.h>
+#include "gpio_cfi_flash.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+ printf("Board: Bluetechnix CM-BF527 board\n");
+ printf(" Support: http://www.bluetechnix.at/\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
+
+ gpio_cfi_flash_init();
+
+ return 0;
+}