Blackfin: dnp5370: new board port

Info about the hardware can be found here:
	http://www.dilnetpc.com/dnp0086.htm

Signed-off-by: Andreas Schallenberg <Andreas.Schallenberg@3alitydigital.de>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 104 insertions, 0 deletions

diff --git a/board/dnp5370/dnp5370.c b/board/dnp5370/dnp5370.c
new file mode 100644
index 0000000..da9eb5f
--- /dev/null
+++ b/board/dnp5370/dnp5370.c
@@ -0,0 +1,104 @@
+/*
+ * U-boot - main board file
+ *
+ * (C) Copyright 2010 3ality Digital Systems
+ *
+ * Copyright (c) 2005-2008 Analog Devices Inc.
+ *
+ * (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., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#include <common.h>
+#include <config.h>
+#include <asm/blackfin.h>
+#include <asm/net.h>
+#include <net.h>
+#include <netdev.h>
+#include <asm/gpio.h>
+
+static void disable_external_watchdog(void)
+{
+#ifdef CONFIG_DNP5370_EXT_WD_DISABLE
+	/* disable external HW watchdog with PH13 = WD1 = 1 */
+	gpio_request(GPIO_PH13, "ext_wd");
+	gpio_direction_output(GPIO_PH13, 1);
+#endif
+}
+
+int checkboard(void)
+{
+	printf("Board: SSV DilNet DNP5370\n");
+	return 0;
+}
+
+#ifdef CONFIG_BFIN_MAC
+static void board_init_enetaddr(uchar *mac_addr)
+{
+#ifdef CONFIG_SYS_NO_FLASH
+# define USE_MAC_IN_FLASH 0
+#else
+# define USE_MAC_IN_FLASH 1
+#endif
+	bool valid_mac = false;
+
+	if (USE_MAC_IN_FLASH) {
+		/* we cram the MAC in the last flash sector */
+		uchar *board_mac_addr = (uchar *)0x202F0000;
+		if (is_valid_ether_addr(board_mac_addr)) {
+			memcpy(mac_addr, board_mac_addr, 6);
+			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
+
+/* miscellaneous platform dependent initialisations */
+int misc_init_r(void)
+{
+	disable_external_watchdog();
+
+#ifdef CONFIG_BFIN_MAC
+	uchar enetaddr[6];
+	if (!eth_getenv_enetaddr("ethaddr", enetaddr))
+		board_init_enetaddr(enetaddr);
+#endif
+
+#ifndef CONFIG_SYS_NO_FLASH
+	/* we use the last sector for the MAC address / POST LDR */
+	extern flash_info_t flash_info[];
+	flash_protect(FLAG_PROTECT_SET, 0x202F0000, 0x202FFFFF, &flash_info[0]);
+#endif
+
+	return 0;
+}