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authorwdenk <wdenk>2002-08-26 22:36:39 +0000
committerwdenk <wdenk>2002-08-26 22:36:39 +0000
commitf8cac651b33efa270e4dfa1292d01a3b5d7a62cf (patch)
tree78f852cbd430308689fb44f6d2ab243cf5cdd73b /board/bmw
parent67c4f48a49bb428bca409b1f6b6ca03f448c3645 (diff)
Initial revision
Diffstat (limited to 'board/bmw')
-rw-r--r--board/bmw/bmw.c162
-rw-r--r--board/bmw/serial.c83
2 files changed, 245 insertions, 0 deletions
diff --git a/board/bmw/bmw.c b/board/bmw/bmw.c
new file mode 100644
index 00000000000..25a710f436f
--- /dev/null
+++ b/board/bmw/bmw.c
@@ -0,0 +1,162 @@
+/*
+ * (C) Copyright 2002
+ * James F. Dougherty, Broadcom Corporation, jfd@broadcom.com
+ *
+ * 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 <common.h>
+#include <watchdog.h>
+#include <command.h>
+#include <malloc.h>
+#include <devices.h>
+#include <syscall.h>
+#include <net.h>
+#include <version.h>
+#include <dtt.h>
+#include <mpc824x.h>
+#include <asm/processor.h>
+#include <linux/mtd/doc2000.h>
+
+#include "bmw.h"
+#include "m48t59y.h"
+#include <pci.h>
+
+
+int checkboard(void)
+{
+ ulong busfreq = get_bus_freq(0);
+ char buf[32];
+
+ puts ("Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B)\n");
+ printf("Built: %s at %s\n", __DATE__ , __TIME__ );
+ /* printf("MPLD: Revision %d\n", SYS_REVID_GET()); */
+ printf("Local Bus at %s MHz\n", strmhz(buf, busfreq));
+ return 0;
+}
+
+long int initdram(int board_type)
+{
+ return 64*1024*1024;
+}
+
+
+void
+get_tod(void)
+{
+ int year, month, day, hour, minute, second;
+
+ m48_tod_get(&year,
+ &month,
+ &day,
+ &hour,
+ &minute,
+ &second);
+
+ printf(" Current date/time: %d/%d/%d %d:%d:%d \n",
+ month, day, year, hour, minute, second);
+
+}
+
+/*
+ * EPIC, PCI, and I/O devices.
+ * Initialize Mousse Platform, probe for PCI devices,
+ * Query configuration parameters if not set.
+ */
+int misc_init_f (void)
+{
+#if 0
+ m48_tod_init(); /* Init SGS M48T59Y TOD/NVRAM */
+ printf("RTC: M48T589 TOD/NVRAM (%d) bytes\n",
+ TOD_NVRAM_SIZE);
+ get_tod();
+#endif
+
+ sys_led_msg("BOOT");
+ return 0;
+}
+
+
+
+
+
+/*
+ * Initialize PCI Devices, report devices found.
+ */
+struct pci_controller hose;
+
+void pci_init (void)
+{
+ pci_mpc824x_init(&hose);
+ /* pci_dev_init(0); */
+}
+
+/*
+ * Write characters to LCD display.
+ * Note that the bytes for the first character is the last address.
+ */
+void
+sys_led_msg(char* msg)
+{
+ LED_REG(0) = msg[3];
+ LED_REG(1) = msg[2];
+ LED_REG(2) = msg[1];
+ LED_REG(3) = msg[0];
+}
+
+/*
+ * Map onboard TSOP-16MB DOC FLASH chip.
+ */
+void doc_init (void)
+{
+ doc_probe(DOC_BASE_ADDR);
+}
+
+#define NV_ADDR ((volatile unsigned char *) CFG_ENV_ADDR)
+
+/* Read from NVRAM */
+void*
+nvram_read(void *dest, const long src, size_t count)
+{
+ int i;
+ volatile unsigned char* d = (unsigned char*)dest;
+ volatile unsigned char* s = (unsigned char*)src;
+
+ for( i = 0; i < count;i++)
+ d[i] = s[i];
+
+ return dest;
+}
+
+/* Write to NVRAM */
+void
+nvram_write(long dest, const void *src, size_t count)
+{
+ int i;
+ volatile unsigned char* d = (unsigned char*)dest;
+ volatile unsigned char* s = (unsigned char*)src;
+
+ SYS_TOD_UNPROTECT();
+
+ for( i = 0; i < count;i++)
+ d[i] = s[i];
+
+ SYS_TOD_PROTECT();
+}
diff --git a/board/bmw/serial.c b/board/bmw/serial.c
new file mode 100644
index 00000000000..f36a41b9ffa
--- /dev/null
+++ b/board/bmw/serial.c
@@ -0,0 +1,83 @@
+/*
+ * (C) Copyright 2000
+ * Rob Taylor, Flying Pig Systems. robt@flyingpig.com.
+ *
+ * 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 "ns16550.h"
+
+#if CONFIG_CONS_INDEX == 1
+static struct NS16550 *console =
+ (struct NS16550 *) (CFG_EUMB_ADDR + 0x4500);
+#elif CONFIG_CONS_INDEX == 2
+static struct NS16550 *console =
+ (struct NS16550 *) (CFG_EUMB_ADDR + 0x4500);
+#else
+#error no valid console defined
+#endif
+
+extern ulong get_bus_freq (ulong);
+
+int serial_init (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ int clock_divisor = gd->bus_clk / 16 / gd->baudrate;
+
+ NS16550_init (CONFIG_CONS_INDEX - 1, clock_divisor);
+
+ return (0);
+}
+
+void serial_putc (const char c)
+{
+ if (c == '\n') {
+ serial_putc ('\r');
+ }
+ NS16550_putc (console, c);
+}
+
+void serial_puts (const char *s)
+{
+ while (*s) {
+ serial_putc (*s++);
+ }
+}
+
+
+int serial_getc (void)
+{
+ return NS16550_getc (console);
+}
+
+int serial_tstc (void)
+{
+ return NS16550_tstc (console);
+}
+
+void serial_setbrg (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ int clock_divisor = get_bus_freq (0) / 16 / gd->baudrate;
+
+ NS16550_reinit (console, clock_divisor);
+}