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authorwdenk <wdenk>2004-06-09 14:47:54 +0000
committerwdenk <wdenk>2004-06-09 14:47:54 +0000
commitc3c7f861aef5abb5173f16af66c3941149954553 (patch)
tree7063ffd701c0ca6ab9ed60cf8587da866a49b6c2 /board/ispan
parentf39748ae8edb03017647b0d731cdd06e7bdcde13 (diff)
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Patch by Yuli Barcohen, 20 May 2004:
Add support for Interphase iSPAN boards.
Diffstat (limited to 'board/ispan')
-rw-r--r--board/ispan/Makefile46
-rw-r--r--board/ispan/config.mk29
-rw-r--r--board/ispan/ispan.c462
-rw-r--r--board/ispan/u-boot.lds122
4 files changed, 659 insertions, 0 deletions
diff --git a/board/ispan/Makefile b/board/ispan/Makefile
new file mode 100644
index 0000000..9123a80
--- /dev/null
+++ b/board/ispan/Makefile
@@ -0,0 +1,46 @@
+#
+# Copyright (C) 2004 Arabella Software Ltd.
+# Yuli Barcohen <yuli@arabellasw.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 $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS := $(BOARD).o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/ispan/config.mk b/board/ispan/config.mk
new file mode 100644
index 0000000..4600dbb
--- /dev/null
+++ b/board/ispan/config.mk
@@ -0,0 +1,29 @@
+#
+# Copyright (C) 2004 Arabella Software Ltd.
+# Yuli Barcohen <yuli@arabellasw.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
+#
+
+#
+# Interphase iSPAN Communications Controllers
+#
+#TEXT_BASE = 0xFF800000
+#TEXT_BASE = 0xFFBA0000
+TEXT_BASE = 0xFE7A0000
diff --git a/board/ispan/ispan.c b/board/ispan/ispan.c
new file mode 100644
index 0000000..e41a7c4
--- /dev/null
+++ b/board/ispan/ispan.c
@@ -0,0 +1,462 @@
+/*
+ * Copyright (C) 2004 Arabella Software Ltd.
+ * Yuli Barcohen <yuli@arabellasw.com>
+ *
+ * Support for Interphase iSPAN Communications Controllers
+ * (453x and others). Tested on 4532.
+ *
+ * Derived from iSPAN 4539 port (iphase4539) by
+ * Wolfgang Grandegger <wg@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>
+#include <ioports.h>
+#include <mpc8260.h>
+#include <asm/io.h>
+
+/*
+ * I/O Ports configuration table
+ *
+ * If conf is 1, then that port pin will be configured at boot time
+ * according to the five values podr/pdir/ppar/psor/pdat for that entry
+ */
+
+#define CFG_FCC1 (CONFIG_ETHER_INDEX == 1)
+#define CFG_FCC2 (CONFIG_ETHER_INDEX == 2)
+#define CFG_FCC3 (CONFIG_ETHER_INDEX == 3)
+
+const iop_conf_t iop_conf_tab[4][32] = {
+ /* Port A */
+ { /* conf ppar psor pdir podr pdat */
+ /* PA31 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII COL */
+ /* PA30 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII CRS */
+ /* PA29 */ { CFG_FCC1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_ER */
+ /* PA28 */ { CFG_FCC1, 1, 1, 1, 0, 0 }, /* FCC1 MII TX_EN */
+ /* PA27 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_DV */
+ /* PA26 */ { CFG_FCC1, 1, 1, 0, 0, 0 }, /* FCC1 MII RX_ER */
+ /* PA25 */ { 0, 0, 0, 0, 0, 0 }, /* PA25 */
+ /* PA24 */ { 0, 0, 0, 0, 0, 0 }, /* PA24 */
+ /* PA23 */ { 0, 0, 0, 0, 0, 0 }, /* PA23 */
+ /* PA22 */ { 0, 0, 0, 0, 0, 0 }, /* PA22 */
+ /* PA21 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[3] */
+ /* PA20 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[2] */
+ /* PA19 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[1] */
+ /* PA18 */ { CFG_FCC1, 1, 0, 1, 0, 0 }, /* FCC1 MII TxD[0] */
+ /* PA17 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[0] */
+ /* PA16 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[1] */
+ /* PA15 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[2] */
+ /* PA14 */ { CFG_FCC1, 1, 0, 0, 0, 0 }, /* FCC1 MII RxD[3] */
+ /* PA13 */ { 0, 0, 0, 0, 0, 0 }, /* PA13 */
+ /* PA12 */ { 0, 0, 0, 0, 0, 0 }, /* PA12 */
+ /* PA11 */ { 0, 0, 0, 0, 0, 0 }, /* PA11 */
+ /* PA10 */ { 0, 0, 0, 0, 0, 0 }, /* PA10 */
+ /* PA9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC2 SMTXD */
+ /* PA8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC2 SMRXD */
+ /* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* PA7 */
+ /* PA6 */ { 0, 0, 0, 0, 0, 0 }, /* PA6 */
+ /* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* PA5 */
+ /* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* PA4 */
+ /* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* PA3 */
+ /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */
+ /* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* PA1 */
+ /* PA0 */ { 0, 0, 0, 0, 0, 0 } /* PA0 */
+ },
+
+ /* Port B */
+ { /* conf ppar psor pdir podr pdat */
+ /* PB31 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
+ /* PB30 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
+ /* PB29 */ { CFG_FCC2, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
+ /* PB28 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
+ /* PB27 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
+ /* PB26 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
+ /* PB25 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
+ /* PB24 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
+ /* PB23 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
+ /* PB22 */ { CFG_FCC2, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
+ /* PB21 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
+ /* PB20 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
+ /* PB19 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
+ /* PB18 */ { CFG_FCC2, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
+ /* PB17 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII RX_DV */
+ /* PB16 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII RX_ER */
+ /* PB15 */ { CFG_FCC3, 1, 0, 1, 0, 0 }, /* FCC3 MII TX_ER */
+ /* PB14 */ { CFG_FCC3, 1, 0, 1, 0, 0 }, /* FCC3 MII TX_EN */
+ /* PB13 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII COL */
+ /* PB12 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII CRS */
+ /* PB11 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[3] */
+ /* PB10 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[2] */
+ /* PB9 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[1] */
+ /* PB8 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII RxD[0] */
+ /* PB7 */ { CFG_FCC3, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[0] */
+ /* PB6 */ { CFG_FCC3, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[1] */
+ /* PB5 */ { CFG_FCC3, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[2] */
+ /* PB4 */ { CFG_FCC3, 1, 0, 1, 0, 0 }, /* FCC3 MII TxD[3] */
+ /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
+ },
+
+ /* Port C */
+ { /* conf ppar psor pdir podr pdat */
+ /* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* PC31 */
+ /* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
+ /* PC29 */ { 0, 0, 0, 0, 0, 0 }, /* PC29 */
+ /* PC28 */ { 0, 0, 0, 0, 0, 0 }, /* PC28 */
+ /* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */
+ /* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */
+ /* PC25 */ { 0, 0, 0, 0, 0, 0 }, /* PC25 */
+ /* PC24 */ { 0, 0, 0, 0, 0, 0 }, /* PC24 */
+ /* PC23 */ { 0, 0, 0, 0, 0, 0 }, /* PC23 */
+ /* PC22 */ { 0, 0, 0, 0, 0, 0 }, /* PC22 */
+ /* PC21 */ { 0, 0, 0, 0, 0, 0 }, /* PC21 */
+ /* PC20 */ { 0, 0, 0, 0, 0, 0 }, /* PC20 */
+ /* PC19 */ { 0, 0, 0, 0, 0, 0 }, /* PC19 */
+ /* PC18 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII Rx Clock (CLK14) */
+ /* PC17 */ { 0, 0, 0, 0, 0, 0 }, /* PC17 */
+ /* PC16 */ { CFG_FCC3, 1, 0, 0, 0, 0 }, /* FCC3 MII Tx Clock (CLK16) */
+ /* PC15 */ { 0, 0, 0, 0, 0, 0 }, /* PC15 */
+ /* PC14 */ { 0, 0, 0, 0, 0, 0 }, /* PC14 */
+ /* PC13 */ { 0, 0, 0, 0, 0, 0 }, /* PC13 */
+ /* PC12 */ { 0, 0, 0, 0, 0, 0 }, /* PC12 */
+ /* PC11 */ { 0, 0, 0, 0, 0, 0 }, /* PC11 */
+ /* PC10 */ { 0, 0, 0, 0, 0, 0 }, /* PC10 */
+ /* PC9 */ { 0, 0, 0, 0, 0, 0 }, /* PC9 */
+ /* PC8 */ { 0, 0, 0, 0, 0, 0 }, /* PC8 */
+ /* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */
+ /* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */
+ /* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* PC5 */
+ /* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* PC4 */
+ /* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* PC3 */
+ /* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* PC2 */
+ /* PC1 */ { 0, 0, 0, 0, 0, 0 }, /* PC1 */
+ /* PC0 */ { 0, 0, 0, 0, 0, 0 } /* PC0 */
+ },
+
+ /* Port D */
+ { /* conf ppar psor pdir podr pdat */
+ /* PD31 */ { 0, 0, 0, 0, 0, 0 }, /* PD31 */
+ /* PD30 */ { 0, 0, 0, 0, 0, 0 }, /* PD30 */
+ /* PD29 */ { 0, 0, 0, 0, 0, 0 }, /* PD29 */
+ /* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* PD28 */
+ /* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* PD27 */
+ /* PD26 */ { 0, 0, 0, 0, 0, 0 }, /* PD26 */
+ /* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */
+ /* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */
+ /* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */
+ /* PD22 */ { 0, 0, 0, 0, 0, 0 }, /* PD22 */
+ /* PD21 */ { 0, 0, 0, 0, 0, 0 }, /* PD21 */
+ /* PD20 */ { 0, 0, 0, 0, 0, 0 }, /* PD20 */
+ /* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
+ /* PD18 */ { 0, 1, 1, 0, 0, 0 }, /* SPICLK */
+ /* PD17 */ { 0, 1, 1, 0, 0, 0 }, /* SPIMOSI */
+ /* PD16 */ { 0, 1, 1, 0, 0, 0 }, /* SPIMISO */
+ /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */
+ /* PD14 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SCL */
+ /* PD13 */ { 1, 0, 0, 0, 0, 0 }, /* MII MDIO */
+ /* PD12 */ { 1, 0, 0, 1, 0, 0 }, /* MII MDC */
+ /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
+ /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
+ /* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 SMTXD */
+ /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 SMRXD */
+ /* PD7 */ { 0, 0, 0, 0, 0, 0 }, /* PD7 */
+ /* PD6 */ { CFG_FCC3, 0, 0, 1, 0, 1 }, /* MII PHY Reset */
+ /* PD5 */ { CFG_FCC3, 0, 0, 1, 0, 0 }, /* MII PHY Enable */
+ /* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* PD4 */
+ /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */
+ /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */
+ }
+};
+
+#define PSPAN_ADDR 0xF0020000
+#define EEPROM_REG 0x408
+#define EEPROM_READ_CMD 0xA000
+#define PSPAN_WRITE(a,v) \
+ *((volatile unsigned long *)(PSPAN_ADDR+(a))) = v; eieio()
+#define PSPAN_READ(a) \
+ *((volatile unsigned long *)(PSPAN_ADDR+(a)))
+
+static int seeprom_read (int addr, uchar * data, int size)
+{
+ ulong val, cmd;
+ int i;
+
+ for (i = 0; i < size; i++) {
+
+ cmd = EEPROM_READ_CMD;
+ cmd |= ((addr + i) << 24) & 0xff000000;
+
+ /* Wait for ACT to authorize write */
+ while ((val = PSPAN_READ (EEPROM_REG)) & 0x80)
+ eieio ();
+
+ /* Write command */
+ PSPAN_WRITE (EEPROM_REG, cmd);
+
+ /* Wait for data to be valid */
+ while ((val = PSPAN_READ (EEPROM_REG)) & 0x80)
+ eieio ();
+ /* Do it twice, first read might be erratic */
+ while ((val = PSPAN_READ (EEPROM_REG)) & 0x80)
+ eieio ();
+
+ /* Read error */
+ if (val & 0x00000040) {
+ return -1;
+ } else {
+ data[i] = (val >> 16) & 0xff;
+ }
+ }
+ return 0;
+}
+
+/***************************************************************
+ * We take some basic Hardware Configuration Parameter from the
+ * Serial EEPROM conected to the PSpan bridge. We keep it as
+ * simple as possible.
+ */
+static int hwc_flash_size (void)
+{
+ uchar byte;
+
+ if (!seeprom_read (0x40, &byte, sizeof (byte))) {
+ switch ((byte >> 2) & 0x3) {
+ case 0x1:
+ return 0x0400000;
+ break;
+ case 0x2:
+ return 0x0800000;
+ break;
+ case 0x3:
+ return 0x1000000;
+ default:
+ return 0x0100000;
+ }
+ }
+ return -1;
+}
+
+static int hwc_local_sdram_size (void)
+{
+ uchar byte;
+
+ if (!seeprom_read (0x40, &byte, sizeof (byte))) {
+ switch ((byte & 0x03)) {
+ case 0x1:
+ return 0x0800000;
+ case 0x2:
+ return 0x1000000;
+ default:
+ return 0; /* not present */
+ }
+ }
+ return -1;
+}
+
+static int hwc_main_sdram_size (void)
+{
+ uchar byte;
+
+ if (!seeprom_read (0x41, &byte, sizeof (byte))) {
+ return 0x1000000 << ((byte >> 5) & 0x7);
+ }
+ return -1;
+}
+
+static int hwc_serial_number (void)
+{
+ int sn = -1;
+
+ if (!seeprom_read (0xa0, (char *) &sn, sizeof (sn))) {
+ sn = cpu_to_le32 (sn);
+ }
+ return sn;
+}
+
+static int hwc_mac_address (char *str)
+{
+ char mac[6];
+
+ if (!seeprom_read (0xb0, mac, sizeof (mac))) {
+ sprintf (str, "%02X:%02X:%02X:%02X:%02X:%02X",
+ mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+ } else {
+ strcpy (str, "ERROR");
+ return -1;
+ }
+ return 0;
+}
+
+static int hwc_manufact_date (char *str)
+{
+ uchar byte;
+ int value;
+
+ if (seeprom_read (0x92, &byte, sizeof (byte)))
+ goto out;
+ value = byte;
+ if (seeprom_read (0x93, &byte, sizeof (byte)))
+ goto out;
+ value += byte << 8;
+ sprintf (str, "%02d/%02d/%04d",
+ value & 0x1F, (value >> 5) & 0xF,
+ 1980 + ((value >> 9) & 0x1FF));
+ return 0;
+
+out:
+ strcpy (str, "ERROR");
+ return -1;
+}
+
+static int hwc_board_type (char **str)
+{
+ ushort id = 0;
+
+ if (seeprom_read (7, (uchar *) & id, sizeof (id)) == 0) {
+ switch (id) {
+ case 0x9080:
+ *str = "4532-002";
+ break;
+ case 0x9081:
+ *str = "4532-001";
+ break;
+ case 0x9082:
+ *str = "4532-000";
+ break;
+ default:
+ *str = "Unknown";
+ }
+ } else {
+ *str = "Unknown";
+ }
+
+ return id;
+}
+
+long int initdram (int board_type)
+{
+ long maxsize = hwc_main_sdram_size();
+
+#if !defined(CFG_RAMBOOT) && !defined(CFG_USE_FIRMWARE)
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8260_t *memctl = &immap->im_memctl;
+ volatile uchar *base;
+ int i;
+
+ immap->im_siu_conf.sc_ppc_acr = 0x00000026;
+ immap->im_siu_conf.sc_ppc_alrh = 0x01276345;
+ immap->im_siu_conf.sc_ppc_alrl = 0x89ABCDEF;
+ immap->im_siu_conf.sc_lcl_acr = 0x00000000;
+ immap->im_siu_conf.sc_lcl_alrh = 0x01234567;
+ immap->im_siu_conf.sc_lcl_alrl = 0x89ABCDEF;
+ immap->im_siu_conf.sc_tescr1 = 0x00004000;
+ immap->im_siu_conf.sc_ltescr1 = 0x00004000;
+
+ memctl->memc_mptpr = CFG_MPTPR;
+
+ /* Initialise 60x bus SDRAM */
+ base = (uchar *)(CFG_SDRAM_BASE | 0x110);
+ memctl->memc_psrt = CFG_PSRT;
+ memctl->memc_or1 = CFG_60x_OR;
+ memctl->memc_br1 = CFG_SDRAM_BASE | CFG_60x_BR;
+
+ memctl->memc_psdmr = CFG_PSDMR | 0x28000000;
+ *base = 0xFF;
+ memctl->memc_psdmr = CFG_PSDMR | 0x08000000;
+ for (i = 0; i < 8; i++)
+ *base = 0xFF;
+ memctl->memc_psdmr = CFG_PSDMR | 0x18000000;
+ *base = 0xFF;
+ memctl->memc_psdmr = CFG_PSDMR | 0x40000000;
+
+ /* Initialise local bus SDRAM */
+ base = (uchar *)CFG_LSDRAM_BASE;
+ memctl->memc_lsrt = CFG_LSRT;
+ memctl->memc_or2 = CFG_LOC_OR;
+ memctl->memc_br2 = CFG_LSDRAM_BASE | CFG_LOC_BR;
+
+ memctl->memc_lsdmr = CFG_LSDMR | 0x28000000;
+ *base = 0xFF;
+ memctl->memc_lsdmr = CFG_LSDMR | 0x08000000;
+ for (i = 0; i < 8; i++)
+ *base = 0xFF;
+ memctl->memc_lsdmr = CFG_LSDMR | 0x18000000;
+ *base = 0xFF;
+ memctl->memc_lsdmr = CFG_LSDMR | 0x40000000;
+
+ /* We must be able to test a location outsize the maximum legal size
+ * to find out THAT we are outside; but this address still has to be
+ * mapped by the controller. That means, that the initial mapping has
+ * to be (at least) twice as large as the maximum expected size.
+ */
+ maxsize = (~(memctl->memc_or1 & BRx_BA_MSK) + 1) / 2;
+
+ maxsize = get_ram_size((long *)(memctl->memc_br1 & BRx_BA_MSK), maxsize);
+
+ memctl->memc_or1 |= ~(maxsize - 1);
+
+ if (maxsize != hwc_main_sdram_size())
+ puts("Oops: memory test has not found all memory!\n");
+#endif /* !CFG_RAMBOOT && !CFG_USE_FIRMWARE */
+
+ /* Return total RAM size (size of 60x SDRAM) */
+ return maxsize;
+}
+
+int checkboard(void)
+{
+ char string[32], *id;
+
+ hwc_manufact_date(string);
+ hwc_board_type(&id);
+ printf("Board: Interphase iSPAN %s (#%d %s)\n",
+ id, hwc_serial_number(), string);
+#ifdef DEBUG
+ printf("Manufacturing date: %s\n", string);
+ printf("Serial number : %d\n", hwc_serial_number());
+ printf("FLASH size : %d MB\n", hwc_flash_size() >> 20);
+ printf("Main SDRAM size : %d MB\n", hwc_main_sdram_size() >> 20);
+ printf("Local SDRAM size : %d MB\n", hwc_local_sdram_size() >> 20);
+ hwc_mac_address(string);
+ printf("MAC address : %s\n", string);
+#endif
+ return 0;
+}
+
+int misc_init_r(void)
+{
+ char *s, str[32];
+ int num;
+
+ if ((s = getenv("serial#")) == NULL &&
+ (num = hwc_serial_number()) != -1) {
+ sprintf(str, "%06d", num);
+ setenv("serial#", str);
+ }
+ if ((s = getenv("ethaddr")) == NULL && hwc_mac_address(str) == 0) {
+ setenv("ethaddr", str);
+ }
+
+ return 0;
+}
diff --git a/board/ispan/u-boot.lds b/board/ispan/u-boot.lds
new file mode 100644
index 0000000..098c046
--- /dev/null
+++ b/board/ispan/u-boot.lds
@@ -0,0 +1,122 @@
+/*
+ * (C) Copyright 2001-2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Modified by Yuli Barcohen <yuli@arabellasw.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
+ */
+
+OUTPUT_ARCH(powerpc)
+SECTIONS
+{
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ cpu/mpc8260/start.o (.text)
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ . = ALIGN(16);
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x0FFF) & 0xFFFFF000;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+ __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(4096);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(4096);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
+ENTRY(_start)