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-rw-r--r--board/tqc/tqm8260/Makefile47
-rw-r--r--board/tqc/tqm8260/config.mk34
-rw-r--r--board/tqc/tqm8260/flash.c488
-rw-r--r--board/tqc/tqm8260/tqm8260.c368
4 files changed, 937 insertions, 0 deletions
diff --git a/board/tqc/tqm8260/Makefile b/board/tqc/tqm8260/Makefile
new file mode 100644
index 0000000..61221fd
--- /dev/null
+++ b/board/tqc/tqm8260/Makefile
@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2001-2006
+# 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., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)../tqm8xx/)
+endif
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS = $(BOARD).o flash.o ../tqm8xx/load_sernum_ethaddr.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/tqc/tqm8260/config.mk b/board/tqc/tqm8260/config.mk
new file mode 100644
index 0000000..1fe9952
--- /dev/null
+++ b/board/tqc/tqm8260/config.mk
@@ -0,0 +1,34 @@
+#
+# (C) Copyright 2001
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# TQM8260 boards
+#
+
+# This should be equal to the CFG_FLASH_BASE define in config_TQM8260.h
+# for the "final" configuration, with U-Boot in flash, or the address
+# in RAM where U-Boot is loaded at for debugging.
+#
+TEXT_BASE = 0x40000000
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)
diff --git a/board/tqc/tqm8260/flash.c b/board/tqc/tqm8260/flash.c
new file mode 100644
index 0000000..056fe81
--- /dev/null
+++ b/board/tqc/tqm8260/flash.c
@@ -0,0 +1,488 @@
+/*
+ * (C) Copyright 2001, 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Flash Routines for AMD devices on the TQM8260 board
+ *
+ *--------------------------------------------------------------------
+ * 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 <mpc8xx.h>
+
+#define V_ULONG(a) (*(volatile unsigned long *)( a ))
+#define V_BYTE(a) (*(volatile unsigned char *)( a ))
+
+
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
+
+
+/*-----------------------------------------------------------------------
+ */
+void flash_reset (void)
+{
+ if (flash_info[0].flash_id != FLASH_UNKNOWN) {
+ V_ULONG (flash_info[0].start[0]) = 0x00F000F0;
+ V_ULONG (flash_info[0].start[0] + 4) = 0x00F000F0;
+ }
+}
+
+/*-----------------------------------------------------------------------
+ */
+ulong flash_get_size (ulong baseaddr, flash_info_t * info)
+{
+ short i;
+ unsigned long flashtest_h, flashtest_l;
+
+ /* Write auto select command sequence and test FLASH answer */
+ V_ULONG (baseaddr + ((ulong) 0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (baseaddr + ((ulong) 0x02AA << 3)) = 0x00550055;
+ V_ULONG (baseaddr + ((ulong) 0x0555 << 3)) = 0x00900090;
+ V_ULONG (baseaddr + 4 + ((ulong) 0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (baseaddr + 4 + ((ulong) 0x02AA << 3)) = 0x00550055;
+ V_ULONG (baseaddr + 4 + ((ulong) 0x0555 << 3)) = 0x00900090;
+
+ flashtest_h = V_ULONG (baseaddr); /* manufacturer ID */
+ flashtest_l = V_ULONG (baseaddr + 4);
+
+ switch ((int) flashtest_h) {
+ case AMD_MANUFACT:
+ info->flash_id = FLASH_MAN_AMD;
+ break;
+ case FUJ_MANUFACT:
+ info->flash_id = FLASH_MAN_FUJ;
+ break;
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ info->sector_count = 0;
+ info->size = 0;
+ return (0); /* no or unknown flash */
+ }
+
+ flashtest_h = V_ULONG (baseaddr + 8); /* device ID */
+ flashtest_l = V_ULONG (baseaddr + 12);
+ if (flashtest_h != flashtest_l) {
+ info->flash_id = FLASH_UNKNOWN;
+ } else {
+ switch (flashtest_h) {
+ case AMD_ID_LV800T:
+ info->flash_id += FLASH_AM800T;
+ info->sector_count = 19;
+ info->size = 0x00400000;
+ break; /* 4 * 1 MB = 4 MB */
+ case AMD_ID_LV800B:
+ info->flash_id += FLASH_AM800B;
+ info->sector_count = 19;
+ info->size = 0x00400000;
+ break; /* 4 * 1 MB = 4 MB */
+ case AMD_ID_LV160T:
+ info->flash_id += FLASH_AM160T;
+ info->sector_count = 35;
+ info->size = 0x00800000;
+ break; /* 4 * 2 MB = 8 MB */
+ case AMD_ID_LV160B:
+ info->flash_id += FLASH_AM160B;
+ info->sector_count = 35;
+ info->size = 0x00800000;
+ break; /* 4 * 2 MB = 8 MB */
+ case AMD_ID_DL322T:
+ info->flash_id += FLASH_AMDL322T;
+ info->sector_count = 71;
+ info->size = 0x01000000;
+ break; /* 4 * 4 MB = 16 MB */
+ case AMD_ID_DL322B:
+ info->flash_id += FLASH_AMDL322B;
+ info->sector_count = 71;
+ info->size = 0x01000000;
+ break; /* 4 * 4 MB = 16 MB */
+ case AMD_ID_DL323T:
+ info->flash_id += FLASH_AMDL323T;
+ info->sector_count = 71;
+ info->size = 0x01000000;
+ break; /* 4 * 4 MB = 16 MB */
+ case AMD_ID_DL323B:
+ info->flash_id += FLASH_AMDL323B;
+ info->sector_count = 71;
+ info->size = 0x01000000;
+ break; /* 4 * 4 MB = 16 MB */
+ case AMD_ID_LV640U:
+ info->flash_id += FLASH_AM640U;
+ info->sector_count = 128;
+ info->size = 0x02000000;
+ break; /* 4 * 8 MB = 32 MB */
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ return (0); /* no or unknown flash */
+ }
+ }
+
+ if (flashtest_h == AMD_ID_LV640U) {
+
+ /* set up sector start adress table (uniform sector type) */
+ for (i = 0; i < info->sector_count; i++)
+ info->start[i] = baseaddr + (i * 0x00040000);
+
+ } else if (info->flash_id & FLASH_BTYPE) {
+
+ /* set up sector start adress table (bottom sector type) */
+ info->start[0] = baseaddr + 0x00000000;
+ info->start[1] = baseaddr + 0x00010000;
+ info->start[2] = baseaddr + 0x00018000;
+ info->start[3] = baseaddr + 0x00020000;
+ for (i = 4; i < info->sector_count; i++) {
+ info->start[i] = baseaddr + (i * 0x00040000) - 0x000C0000;
+ }
+
+ } else {
+
+ /* set up sector start adress table (top sector type) */
+ i = info->sector_count - 1;
+ info->start[i--] = baseaddr + info->size - 0x00010000;
+ info->start[i--] = baseaddr + info->size - 0x00018000;
+ info->start[i--] = baseaddr + info->size - 0x00020000;
+ for (; i >= 0; i--) {
+ info->start[i] = baseaddr + i * 0x00040000;
+ }
+ }
+
+ /* check for protected sectors */
+ for (i = 0; i < info->sector_count; i++) {
+ /* read sector protection at sector address, (A7 .. A0) = 0x02 */
+ if ((V_ULONG (info->start[i] + 16) & 0x00010001) ||
+ (V_ULONG (info->start[i] + 20) & 0x00010001)) {
+ info->protect[i] = 1; /* D0 = 1 if protected */
+ } else {
+ info->protect[i] = 0;
+ }
+ }
+
+ flash_reset ();
+ return (info->size);
+}
+
+/*-----------------------------------------------------------------------
+ */
+unsigned long flash_init (void)
+{
+ unsigned long size_b0 = 0;
+ int i;
+
+ /* Init: no FLASHes known */
+ for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) {
+ flash_info[i].flash_id = FLASH_UNKNOWN;
+ }
+
+ /* Static FLASH Bank configuration here (only one bank) */
+
+ size_b0 = flash_get_size (CFG_FLASH0_BASE, &flash_info[0]);
+ if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b0 == 0) {
+ printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
+ size_b0, size_b0 >> 20);
+ }
+
+ /*
+ * protect monitor and environment sectors
+ */
+
+#if CFG_MONITOR_BASE >= CFG_FLASH0_BASE
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_MONITOR_BASE,
+ CFG_MONITOR_BASE + monitor_flash_len - 1, &flash_info[0]);
+#endif
+
+#if (CFG_ENV_IS_IN_FLASH == 1) && defined(CFG_ENV_ADDR)
+# ifndef CFG_ENV_SIZE
+# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE
+# endif
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_ENV_ADDR,
+ CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]);
+#endif
+
+ return (size_b0);
+}
+
+/*-----------------------------------------------------------------------
+ */
+void flash_print_info (flash_info_t * info)
+{
+ int i;
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("missing or unknown FLASH type\n");
+ return;
+ }
+
+ switch (info->flash_id & FLASH_VENDMASK) {
+ case FLASH_MAN_AMD:
+ printf ("AMD ");
+ break;
+ case FLASH_MAN_FUJ:
+ printf ("FUJITSU ");
+ break;
+ default:
+ printf ("Unknown Vendor ");
+ break;
+ }
+
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case FLASH_AM800T:
+ printf ("29LV800T (8 M, top sector)\n");
+ break;
+ case FLASH_AM800B:
+ printf ("29LV800T (8 M, bottom sector)\n");
+ break;
+ case FLASH_AM160T:
+ printf ("29LV160T (16 M, top sector)\n");
+ break;
+ case FLASH_AM160B:
+ printf ("29LV160B (16 M, bottom sector)\n");
+ break;
+ case FLASH_AMDL322T:
+ printf ("29DL322T (32 M, top sector)\n");
+ break;
+ case FLASH_AMDL322B:
+ printf ("29DL322B (32 M, bottom sector)\n");
+ break;
+ case FLASH_AMDL323T:
+ printf ("29DL323T (32 M, top sector)\n");
+ break;
+ case FLASH_AMDL323B:
+ printf ("29DL323B (32 M, bottom sector)\n");
+ break;
+ case FLASH_AM640U:
+ printf ("29LV640D (64 M, uniform sector)\n");
+ break;
+ default:
+ printf ("Unknown Chip Type\n");
+ break;
+ }
+
+ printf (" Size: %ld MB in %d Sectors\n",
+ info->size >> 20, info->sector_count);
+
+ printf (" Sector Start Addresses:");
+ for (i = 0; i < info->sector_count; ++i) {
+ if ((i % 5) == 0)
+ printf ("\n ");
+ printf (" %08lX%s",
+ info->start[i],
+ info->protect[i] ? " (RO)" : " "
+ );
+ }
+ printf ("\n");
+ return;
+}
+
+/*-----------------------------------------------------------------------
+ */
+int flash_erase (flash_info_t * info, int s_first, int s_last)
+{
+ int flag, prot, sect, l_sect;
+ ulong start, now, last;
+
+ if ((s_first < 0) || (s_first > s_last)) {
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf ("- missing\n");
+ } else {
+ printf ("- no sectors to erase\n");
+ }
+ return 1;
+ }
+
+ prot = 0;
+ for (sect = s_first; sect <= s_last; sect++) {
+ if (info->protect[sect])
+ prot++;
+ }
+
+ if (prot) {
+ printf ("- Warning: %d protected sectors will not be erased!\n",
+ prot);
+ } else {
+ printf ("\n");
+ }
+
+ l_sect = -1;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts ();
+
+ V_ULONG (info->start[0] + (0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (info->start[0] + (0x02AA << 3)) = 0x00550055;
+ V_ULONG (info->start[0] + (0x0555 << 3)) = 0x00800080;
+ V_ULONG (info->start[0] + (0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (info->start[0] + (0x02AA << 3)) = 0x00550055;
+ V_ULONG (info->start[0] + 4 + (0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (info->start[0] + 4 + (0x02AA << 3)) = 0x00550055;
+ V_ULONG (info->start[0] + 4 + (0x0555 << 3)) = 0x00800080;
+ V_ULONG (info->start[0] + 4 + (0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (info->start[0] + 4 + (0x02AA << 3)) = 0x00550055;
+ udelay (1000);
+
+ /* Start erase on unprotected sectors */
+ for (sect = s_first; sect <= s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ V_ULONG (info->start[sect]) = 0x00300030;
+ V_ULONG (info->start[sect] + 4) = 0x00300030;
+ l_sect = sect;
+ }
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts ();
+
+ /* wait at least 80us - let's wait 1 ms */
+ udelay (1000);
+
+ /*
+ * We wait for the last triggered sector
+ */
+ if (l_sect < 0)
+ goto DONE;
+
+ start = get_timer (0);
+ last = start;
+ while ((V_ULONG (info->start[l_sect]) & 0x00800080) != 0x00800080 ||
+ (V_ULONG (info->start[l_sect] + 4) & 0x00800080) != 0x00800080)
+ {
+ if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) {
+ printf ("Timeout\n");
+ return 1;
+ }
+ /* show that we're waiting */
+ if ((now - last) > 1000) { /* every second */
+ serial_putc ('.');
+ last = now;
+ }
+ }
+
+ DONE:
+ /* reset to read mode */
+ flash_reset ();
+
+ printf (" done\n");
+ return 0;
+}
+
+static int write_dword (flash_info_t *, ulong, unsigned char *);
+
+/*-----------------------------------------------------------------------
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+
+int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
+{
+ ulong dp;
+ static unsigned char bb[8];
+ int i, l, rc, cc = cnt;
+
+ dp = (addr & ~7); /* get lower dword aligned address */
+
+ /*
+ * handle unaligned start bytes
+ */
+ if ((l = addr - dp) != 0) {
+ for (i = 0; i < 8; i++)
+ bb[i] = (i < l || (i - l) >= cc) ? V_BYTE (dp + i) : *src++;
+ if ((rc = write_dword (info, dp, bb)) != 0) {
+ return (rc);
+ }
+ dp += 8;
+ cc -= 8 - l;
+ }
+
+ /*
+ * handle word aligned part
+ */
+ while (cc >= 8) {
+ if ((rc = write_dword (info, dp, src)) != 0) {
+ return (rc);
+ }
+ dp += 8;
+ src += 8;
+ cc -= 8;
+ }
+
+ if (cc <= 0) {
+ return (0);
+ }
+
+ /*
+ * handle unaligned tail bytes
+ */
+ for (i = 0; i < 8; i++) {
+ bb[i] = (i < cc) ? *src++ : V_BYTE (dp + i);
+ }
+ return (write_dword (info, dp, bb));
+}
+
+/*-----------------------------------------------------------------------
+ * Write a dword to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_dword (flash_info_t * info, ulong dest, unsigned char *pdata)
+{
+ ulong start, cl, ch;
+ int flag, i;
+
+ for (ch = 0, i = 0; i < 4; i++)
+ ch = (ch << 8) + *pdata++; /* high word */
+ for (cl = 0, i = 0; i < 4; i++)
+ cl = (cl << 8) + *pdata++; /* low word */
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*((vu_long *) dest) & ch) != ch
+ || (*((vu_long *) (dest + 4)) & cl) != cl) {
+ return (2);
+ }
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts ();
+
+ V_ULONG (info->start[0] + (0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (info->start[0] + (0x02AA << 3)) = 0x00550055;
+ V_ULONG (info->start[0] + (0x0555 << 3)) = 0x00A000A0;
+ V_ULONG (dest) = ch;
+ V_ULONG (info->start[0] + 4 + (0x0555 << 3)) = 0x00AA00AA;
+ V_ULONG (info->start[0] + 4 + (0x02AA << 3)) = 0x00550055;
+ V_ULONG (info->start[0] + 4 + (0x0555 << 3)) = 0x00A000A0;
+ V_ULONG (dest + 4) = cl;
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts ();
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ while (((V_ULONG (dest) & 0x00800080) != (ch & 0x00800080)) ||
+ ((V_ULONG (dest + 4) & 0x00800080) != (cl & 0x00800080))) {
+ if (get_timer (start) > CFG_FLASH_WRITE_TOUT) {
+ return (1);
+ }
+ }
+ return (0);
+}
diff --git a/board/tqc/tqm8260/tqm8260.c b/board/tqc/tqm8260/tqm8260.c
new file mode 100644
index 0000000..f201045
--- /dev/null
+++ b/board/tqc/tqm8260/tqm8260.c
@@ -0,0 +1,368 @@
+/*
+ * (C) Copyright 2001
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <ioports.h>
+#include <mpc8260.h>
+
+/*
+ * I/O Port 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
+ */
+
+const iop_conf_t iop_conf_tab[4][32] = {
+
+ /* Port A configuration */
+ { /* conf ppar psor pdir podr pdat */
+ /* PA31 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 *ATMTXEN */
+ /* PA30 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTCA */
+ /* PA29 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTSOC */
+ /* PA28 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 *ATMRXEN */
+ /* PA27 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRSOC */
+ /* PA26 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRCA */
+ /* PA25 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[0] */
+ /* PA24 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[1] */
+ /* PA23 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[2] */
+ /* PA22 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[3] */
+ /* PA21 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[4] */
+ /* PA20 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[5] */
+ /* PA19 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[6] */
+ /* PA18 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMTXD[7] */
+ /* PA17 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[7] */
+ /* PA16 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[6] */
+ /* PA15 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[5] */
+ /* PA14 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[4] */
+ /* PA13 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[3] */
+ /* PA12 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[2] */
+ /* PA11 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[1] */
+ /* PA10 */ { 0, 0, 0, 1, 0, 0 }, /* FCC1 ATMRXD[0] */
+ /* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TXD */
+ /* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RXD */
+ /* PA7 */ { 0, 0, 0, 1, 0, 0 }, /* PA7 */
+ /* PA6 */ { 0, 0, 0, 1, 0, 0 }, /* PA6 */
+ /* PA5 */ { 0, 0, 0, 1, 0, 0 }, /* PA5 */
+ /* PA4 */ { 0, 0, 0, 1, 0, 0 }, /* PA4 */
+ /* PA3 */ { 0, 0, 0, 1, 0, 0 }, /* PA3 */
+ /* PA2 */ { 0, 0, 0, 1, 0, 0 }, /* PA2 */
+ /* PA1 */ { 0, 0, 0, 1, 0, 0 }, /* PA1 */
+ /* PA0 */ { 0, 0, 0, 1, 0, 0 } /* PA0 */
+ },
+
+ /* Port B configuration */
+ { /* conf ppar psor pdir podr pdat */
+ /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */
+ /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */
+ /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */
+ /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */
+ /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */
+ /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */
+ /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */
+ /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */
+ /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */
+ /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */
+ /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */
+ /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */
+ /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */
+ /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */
+ /* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* PB17 */
+ /* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* PB16 */
+ /* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* PB15 */
+ /* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* PB14 */
+ /* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* PB13 */
+ /* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* PB12 */
+ /* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* PB11 */
+ /* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* PB10 */
+ /* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* PB9 */
+ /* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* PB8 */
+ /* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* PB7 */
+ /* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* PB6 */
+ /* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* PB5 */
+ /* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* PB4 */
+ /* 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, 1, 0, 0 }, /* PC31 */
+ /* PC30 */ { 0, 0, 0, 1, 0, 0 }, /* PC30 */
+ /* PC29 */ { 1, 1, 1, 0, 0, 0 }, /* SCC1 EN *CLSN */
+ /* PC28 */ { 0, 0, 0, 1, 0, 0 }, /* PC28 */
+ /* PC27 */ { 0, 0, 0, 1, 0, 0 }, /* PC27 */
+ /* PC26 */ { 0, 0, 0, 1, 0, 0 }, /* PC26 */
+ /* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC25 */
+ /* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */
+ /* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* ATMTFCLK */
+ /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* ATMRFCLK */
+ /* PC21 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */
+ /* PC20 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */
+ /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK */
+ /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII TX_CLK */
+ /* PC17 */ { 0, 0, 0, 1, 0, 0 }, /* PC17 */
+ /* PC16 */ { 0, 0, 0, 1, 0, 0 }, /* PC16 */
+ /* PC15 */ { 0, 0, 0, 1, 0, 0 }, /* PC15 */
+ /* PC14 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN *CD */
+ /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */
+ /* PC12 */ { 0, 0, 0, 1, 0, 0 }, /* PC12 */
+ /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* PC11 */
+ /* PC10 */ { 0, 0, 0, 1, 0, 0 }, /* FCC2 MDC */
+ /* PC9 */ { 0, 0, 0, 1, 0, 0 }, /* FCC2 MDIO */
+ /* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */
+ /* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */
+ /* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */
+ /* PC5 */ { 0, 0, 0, 1, 0, 0 }, /* PC5 */
+ /* PC4 */ { 0, 0, 0, 1, 0, 0 }, /* PC4 */
+ /* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* PC3 */
+ /* PC2 */ { 0, 0, 0, 1, 0, 1 }, /* ENET FDE */
+ /* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* ENET DSQE */
+ /* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* ENET LBK */
+ },
+
+ /* Port D */
+ { /* conf ppar psor pdir podr pdat */
+ /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */
+ /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */
+ /* PD29 */ { 1, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */
+ /* PD28 */ { 0, 0, 0, 1, 0, 0 }, /* PD28 */
+ /* PD27 */ { 0, 0, 0, 1, 0, 0 }, /* PD27 */
+ /* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* PD26 */
+ /* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD25 */
+ /* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */
+ /* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */
+ /* PD22 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */
+ /* PD21 */ { 0, 0, 0, 1, 0, 0 }, /* PD21 */
+ /* PD20 */ { 0, 0, 0, 1, 0, 0 }, /* PD20 */
+ /* PD19 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */
+ /* PD18 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */
+ /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */
+ /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */
+#if defined(CONFIG_SOFT_I2C)
+ /* PD15 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SDA */
+ /* PD14 */ { 1, 0, 0, 1, 1, 1 }, /* I2C SCL */
+#else
+#if defined(CONFIG_HARD_I2C)
+ /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
+ /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
+#else /* normal I/O port pins */
+ /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */
+ /* PD14 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SCL */
+#endif
+#endif
+ /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
+ /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
+ /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
+ /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
+ /* PD9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC1 TXD */
+ /* PD8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC1 RXD */
+ /* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD7 */
+ /* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */
+ /* PD5 */ { 0, 0, 0, 1, 0, 1 }, /* PD5 */
+ /* PD4 */ { 0, 0, 0, 1, 0, 1 }, /* 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 */
+ }
+};
+
+/* ------------------------------------------------------------------------- */
+
+/* Check Board Identity:
+ */
+int checkboard (void)
+{
+ char str[64];
+ int i = getenv_r ("serial#", str, sizeof (str));
+
+ puts ("Board: ");
+
+ if (!i || strncmp (str, "TQM82", 5)) {
+ puts ("### No HW ID - assuming TQM8260\n");
+ return (0);
+ }
+
+ puts (str);
+ putc ('\n');
+
+ return 0;
+}
+
+/* ------------------------------------------------------------------------- */
+
+/* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx
+ *
+ * This routine performs standard 8260 initialization sequence
+ * and calculates the available memory size. It may be called
+ * several times to try different SDRAM configurations on both
+ * 60x and local buses.
+ */
+static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
+ ulong orx, volatile uchar * base)
+{
+ volatile uchar c = 0xff;
+ volatile uint *sdmr_ptr;
+ volatile uint *orx_ptr;
+ ulong maxsize, size;
+ int i;
+
+ /* 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 = (1 + (~orx | 0x7fff)) / 2;
+
+ /* Since CFG_SDRAM_BASE is always 0 (??), we assume that
+ * we are configuring CS1 if base != 0
+ */
+ sdmr_ptr = base ? &memctl->memc_lsdmr : &memctl->memc_psdmr;
+ orx_ptr = base ? &memctl->memc_or2 : &memctl->memc_or1;
+
+ *orx_ptr = orx;
+
+ /*
+ * Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35):
+ *
+ * "At system reset, initialization software must set up the
+ * programmable parameters in the memory controller banks registers
+ * (ORx, BRx, P/LSDMR). After all memory parameters are configured,
+ * system software should execute the following initialization sequence
+ * for each SDRAM device.
+ *
+ * 1. Issue a PRECHARGE-ALL-BANKS command
+ * 2. Issue eight CBR REFRESH commands
+ * 3. Issue a MODE-SET command to initialize the mode register
+ *
+ * The initial commands are executed by setting P/LSDMR[OP] and
+ * accessing the SDRAM with a single-byte transaction."
+ *
+ * The appropriate BRx/ORx registers have already been set when we
+ * get here. The SDRAM can be accessed at the address CFG_SDRAM_BASE.
+ */
+
+ *sdmr_ptr = sdmr | PSDMR_OP_PREA;
+ *base = c;
+
+ *sdmr_ptr = sdmr | PSDMR_OP_CBRR;
+ for (i = 0; i < 8; i++)
+ *base = c;
+
+ *sdmr_ptr = sdmr | PSDMR_OP_MRW;
+ *(base + CFG_MRS_OFFS) = c; /* setting MR on address lines */
+
+ *sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN;
+ *base = c;
+
+ size = get_ram_size((long *)base, maxsize);
+ *orx_ptr = orx | ~(size - 1);
+
+ return (size);
+}
+
+phys_size_t initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8260_t *memctl = &immap->im_memctl;
+
+#ifndef CFG_RAMBOOT
+ long size8, size9;
+#endif
+ long psize, lsize;
+
+ psize = 16 * 1024 * 1024;
+ lsize = 0;
+
+ memctl->memc_psrt = CFG_PSRT;
+ memctl->memc_mptpr = CFG_MPTPR;
+
+#if 0 /* Just for debugging */
+#define prt_br_or(brX,orX) do { \
+ ulong start = memctl->memc_ ## brX & 0xFFFF8000; \
+ ulong sizem = ~memctl->memc_ ## orX | 0x00007FFF; \
+ printf ("\n" \
+ #brX " 0x%08x " #orX " 0x%08x " \
+ "==> 0x%08lx ... 0x%08lx = %ld MB\n", \
+ memctl->memc_ ## brX, memctl->memc_ ## orX, \
+ start, start+sizem, (sizem+1)>>20); \
+ } while (0)
+ prt_br_or (br0, or0);
+ prt_br_or (br1, or1);
+ prt_br_or (br2, or2);
+ prt_br_or (br3, or3);
+#endif
+
+#ifndef CFG_RAMBOOT
+ /* 60x SDRAM setup:
+ */
+ size8 = try_init (memctl, CFG_PSDMR_8COL, CFG_OR1_8COL,
+ (uchar *) CFG_SDRAM_BASE);
+ size9 = try_init (memctl, CFG_PSDMR_9COL, CFG_OR1_9COL,
+ (uchar *) CFG_SDRAM_BASE);
+
+ if (size8 < size9) {
+ psize = size9;
+ printf ("(60x:9COL - %ld MB, ", psize >> 20);
+ } else {
+ psize = try_init (memctl, CFG_PSDMR_8COL, CFG_OR1_8COL,
+ (uchar *) CFG_SDRAM_BASE);
+ printf ("(60x:8COL - %ld MB, ", psize >> 20);
+ }
+
+ /* Local SDRAM setup:
+ */
+#ifdef CFG_INIT_LOCAL_SDRAM
+ memctl->memc_lsrt = CFG_LSRT;
+ size8 = try_init (memctl, CFG_LSDMR_8COL, CFG_OR2_8COL,
+ (uchar *) SDRAM_BASE2_PRELIM);
+ size9 = try_init (memctl, CFG_LSDMR_9COL, CFG_OR2_9COL,
+ (uchar *) SDRAM_BASE2_PRELIM);
+
+ if (size8 < size9) {
+ lsize = size9;
+ printf ("Local:9COL - %ld MB) using ", lsize >> 20);
+ } else {
+ lsize = try_init (memctl, CFG_LSDMR_8COL, CFG_OR2_8COL,
+ (uchar *) SDRAM_BASE2_PRELIM);
+ printf ("Local:8COL - %ld MB) using ", lsize >> 20);
+ }
+
+#if 0
+ /* Set up BR2 so that the local SDRAM goes
+ * right after the 60x SDRAM
+ */
+ memctl->memc_br2 = (CFG_BR2_PRELIM & ~BRx_BA_MSK) |
+ (CFG_SDRAM_BASE + psize);
+#endif
+#endif /* CFG_INIT_LOCAL_SDRAM */
+#endif /* CFG_RAMBOOT */
+
+ icache_enable ();
+
+ return (psize);
+}
+
+/* ------------------------------------------------------------------------- */
generated by cgit v1.1 at 2024-12-23 12:35:58 +0000