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powerpc: mpc5xxx: PM520 board support

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This board is still a non-generic board.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Josef Wagner <Wagner@Microsys.de>
master
Masahiro Yamada 9 years ago committed by Tom Rini
parent ad734f7dc2
commit a258e732a7
14 changed files with 1 additions and 1329 deletions
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  1. 4
      arch/powerpc/cpu/mpc5xxx/Kconfig
  2. 9
      board/pm520/Kconfig
  3. 9
      board/pm520/MAINTAINERS
  4. 8
      board/pm520/Makefile
  5. 659
      board/pm520/flash.c
  6. 16
      board/pm520/mt46v16m16-75.h
  7. 14
      board/pm520/mt48lc16m16a2-75.h
  8. 253
      board/pm520/pm520.c
  9. 4
      configs/PM520_DDR_defconfig
  10. 4
      configs/PM520_ROMBOOT_DDR_defconfig
  11. 4
      configs/PM520_ROMBOOT_defconfig
  12. 3
      configs/PM520_defconfig
  13. 1
      doc/README.scrapyard
  14. 342
      include/configs/PM520.h

4
arch/powerpc/cpu/mpc5xxx/Kconfig
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@ -44,9 +44,6 @@ config TARGET_MOTIONPRO
config TARGET_MUNICES
bool "Support munices"
config TARGET_PM520
bool "Support PM520"
config TARGET_V38B
bool "Support v38b"
@ -115,7 +112,6 @@ source "board/jupiter/Kconfig"
source "board/motionpro/Kconfig"
source "board/munices/Kconfig"
source "board/phytec/pcm030/Kconfig"
source "board/pm520/Kconfig"
source "board/tqc/tqm5200/Kconfig"
source "board/v38b/Kconfig"

9
board/pm520/Kconfig
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@ -1,9 +0,0 @@
if TARGET_PM520
config SYS_BOARD
default "pm520"
config SYS_CONFIG_NAME
default "PM520"
endif

9
board/pm520/MAINTAINERS
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@ -1,9 +0,0 @@
PM520 BOARD
M: Josef Wagner <Wagner@Microsys.de>
S: Maintained
F: board/pm520/
F: include/configs/PM520.h
F: configs/PM520_defconfig
F: configs/PM520_DDR_defconfig
F: configs/PM520_ROMBOOT_defconfig
F: configs/PM520_ROMBOOT_DDR_defconfig

8
board/pm520/Makefile
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@ -1,8 +0,0 @@
#
# (C) Copyright 2003-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# SPDX-License-Identifier: GPL-2.0+
#
obj-y := pm520.o flash.o

659
board/pm520/flash.c
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@ -1,659 +0,0 @@
/*
* (C) Copyright 2001
* Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
*
* (C) Copyright 2001-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <linux/byteorder/swab.h>
flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
/* Board support for 1 or 2 flash devices */
#define FLASH_PORT_WIDTH32
#undef FLASH_PORT_WIDTH16
#ifdef FLASH_PORT_WIDTH16
#define FLASH_PORT_WIDTH ushort
#define FLASH_PORT_WIDTHV vu_short
#define SWAP(x) (x)
#else
#define FLASH_PORT_WIDTH ulong
#define FLASH_PORT_WIDTHV vu_long
#define SWAP(x) (x)
#endif
/* Intel-compatible flash ID */
#define INTEL_COMPAT 0x00890089
#define INTEL_ALT 0x00B000B0
/* Intel-compatible flash commands */
#define INTEL_PROGRAM 0x00100010
#define INTEL_ERASE 0x00200020
#define INTEL_CLEAR 0x00500050
#define INTEL_LOCKBIT 0x00600060
#define INTEL_PROTECT 0x00010001
#define INTEL_STATUS 0x00700070
#define INTEL_READID 0x00900090
#define INTEL_CONFIRM 0x00D000D0
#define INTEL_RESET 0xFFFFFFFF
/* Intel-compatible flash status bits */
#define INTEL_FINISHED 0x00800080
#define INTEL_OK 0x00800080
#define FPW FLASH_PORT_WIDTH
#define FPWV FLASH_PORT_WIDTHV
#define mb() __asm__ __volatile__ ("" : : : "memory")
/*-----------------------------------------------------------------------
* Functions
*/
static ulong flash_get_size (FPW *addr, flash_info_t *info);
static int write_data (flash_info_t *info, ulong dest, FPW data);
static void flash_get_offsets (ulong base, flash_info_t *info);
void inline spin_wheel (void);
static void flash_sync_real_protect (flash_info_t * info);
static unsigned char intel_sector_protected (flash_info_t *info, ushort sector);
/*-----------------------------------------------------------------------
*/
unsigned long flash_init (void)
{
int i;
ulong size = 0;
extern void flash_preinit(void);
extern void flash_afterinit(ulong, ulong);
ulong flashbase = CONFIG_SYS_FLASH_BASE;
flash_preinit();
for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
switch (i) {
case 0:
memset(&flash_info[i], 0, sizeof(flash_info_t));
flash_get_size ((FPW *) flashbase, &flash_info[i]);
flash_get_offsets (flash_info[i].start[0], &flash_info[i]);
break;
default:
panic ("configured to many flash banks!\n");
break;
}
size += flash_info[i].size;
/* get the h/w and s/w protection status in sync */
flash_sync_real_protect(&flash_info[i]);
}
/* Protect monitor and environment sectors
*/
#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
#ifndef CONFIG_BOOT_ROM
flash_protect ( FLAG_PROTECT_SET,
CONFIG_SYS_MONITOR_BASE,
CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1,
&flash_info[0] );
#endif
#endif
#ifdef CONFIG_ENV_IS_IN_FLASH
flash_protect ( FLAG_PROTECT_SET,
CONFIG_ENV_ADDR,
CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, &flash_info[0] );
#endif
flash_afterinit(flash_info[0].start[0], flash_info[0].size);
return size;
}
/*-----------------------------------------------------------------------
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
if (info->flash_id == FLASH_UNKNOWN) {
return;
}
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
for (i = 0; i < info->sector_count; i++) {
info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
}
}
}
/*-----------------------------------------------------------------------
*/
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_INTEL:
printf ("INTEL ");
break;
default:
printf ("Unknown Vendor ");
break;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_28F256J3A:
printf ("28F256J3A\n");
break;
case FLASH_28F128J3A:
printf ("28F128J3A\n");
break;
case FLASH_28F640J3A:
printf ("28F640J3A\n");
break;
case FLASH_28F320J3A:
printf ("28F320J3A\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;
}
/*
* The following code cannot be run from FLASH!
*/
static ulong flash_get_size (FPW *addr, flash_info_t *info)
{
volatile FPW value;
/* Write auto select command: read Manufacturer ID */
addr[0x5555] = (FPW) 0x00AA00AA;
addr[0x2AAA] = (FPW) 0x00550055;
addr[0x5555] = (FPW) 0x00900090;
mb ();
udelay(100);
value = addr[0];
switch (value) {
case (FPW) INTEL_MANUFACT:
info->flash_id = FLASH_MAN_INTEL;
break;
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
return (0); /* no or unknown flash */
}
mb ();
value = addr[1]; /* device ID */
switch (value) {
case (FPW) INTEL_ID_28F256J3A:
info->flash_id += FLASH_28F256J3A;
/* In U-Boot we support only 32 MB (no bank-switching) */
info->sector_count = 256 / 2;
info->size = 0x04000000 / 2;
info->start[0] = CONFIG_SYS_FLASH_BASE + 0x02000000;
break; /* => 32 MB */
case (FPW) INTEL_ID_28F128J3A:
info->flash_id += FLASH_28F128J3A;
info->sector_count = 128;
info->size = 0x02000000;
info->start[0] = CONFIG_SYS_FLASH_BASE + 0x02000000;
break; /* => 32 MB */
case (FPW) INTEL_ID_28F640J3A:
info->flash_id += FLASH_28F640J3A;
info->sector_count = 64;
info->size = 0x01000000;
info->start[0] = CONFIG_SYS_FLASH_BASE + 0x03000000;
break; /* => 16 MB */
case (FPW) INTEL_ID_28F320J3A:
info->flash_id += FLASH_28F320J3A;
info->sector_count = 32;
info->size = 0x800000;
info->start[0] = CONFIG_SYS_FLASH_BASE + 0x03800000;
break; /* => 8 MB */
default:
info->flash_id = FLASH_UNKNOWN;
break;
}
if (info->sector_count > CONFIG_SYS_MAX_FLASH_SECT) {
printf ("** ERROR: sector count %d > max (%d) **\n",
info->sector_count, CONFIG_SYS_MAX_FLASH_SECT);
info->sector_count = CONFIG_SYS_MAX_FLASH_SECT;
}
addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
return (info->size);
}
/*
* This function gets the u-boot flash sector protection status
* (flash_info_t.protect[]) in sync with the sector protection
* status stored in hardware.
*/
static void flash_sync_real_protect (flash_info_t * info)
{
int i;
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_28F256J3A:
case FLASH_28F128J3A:
case FLASH_28F640J3A:
case FLASH_28F320J3A:
for (i = 0; i < info->sector_count; ++i) {
info->protect[i] = intel_sector_protected(info, i);
}
break;
default:
/* no h/w protect support */
break;
}
}
/*
* checks if "sector" in bank "info" is protected. Should work on intel
* strata flash chips 28FxxxJ3x in 8-bit mode.
* Returns 1 if sector is protected (or timed-out while trying to read
* protection status), 0 if it is not.
*/
static unsigned char intel_sector_protected (flash_info_t *info, ushort sector)
{
FPWV *addr;
FPWV *lock_conf_addr;
ulong start;
unsigned char ret;
/*
* first, wait for the WSM to be finished. The rationale for
* waiting for the WSM to become idle for at most
* CONFIG_SYS_FLASH_ERASE_TOUT is as follows. The WSM can be busy
* because of: (1) erase, (2) program or (3) lock bit
* configuration. So we just wait for the longest timeout of
* the (1)-(3), i.e. the erase timeout.
*/
/* wait at least 35ns (W12) before issuing Read Status Register */
udelay(1);
addr = (FPWV *) info->start[sector];
*addr = (FPW) INTEL_STATUS;
start = get_timer (0);
while ((*addr & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) {
if (get_timer (start) > CONFIG_SYS_FLASH_ERASE_TOUT) {
*addr = (FPW) INTEL_RESET; /* restore read mode */
printf("WSM busy too long, can't get prot status\n");
return 1;
}
}
/* issue the Read Identifier Codes command */
*addr = (FPW) INTEL_READID;
/* wait at least 35ns (W12) before reading */
udelay(1);
/* Intel example code uses offset of 2 for 16 bit flash */
lock_conf_addr = (FPWV *) info->start[sector] + 2;
ret = (*lock_conf_addr & (FPW) INTEL_PROTECT) ? 1 : 0;
/* put flash back in read mode */
*addr = (FPW) INTEL_RESET;
return ret;
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
int flag, prot, sect;
ulong type, start;
int rcode = 0;
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;
}
type = (info->flash_id & FLASH_VENDMASK);
if ((type != FLASH_MAN_INTEL)) {
printf ("Can't erase unknown flash type %08lx - aborted\n",
info->flash_id);
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");
}
start = get_timer (0);
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts ();
/* Start erase on unprotected sectors */
for (sect = s_first; sect <= s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
FPWV *addr = (FPWV *) (info->start[sect]);
FPW status;
printf ("Erasing sector %2d ... ", sect);
/* arm simple, non interrupt dependent timer */
start = get_timer(0);
*addr = (FPW) 0x00500050; /* clear status register */
*addr = (FPW) 0x00200020; /* erase setup */
*addr = (FPW) 0x00D000D0; /* erase confirm */
while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
if (get_timer(start) > CONFIG_SYS_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
*addr = (FPW) 0x00B000B0; /* suspend erase */
*addr = (FPW) 0x00FF00FF; /* reset to read mode */
rcode = 1;
break;
}
}
*addr = 0x00500050; /* clear status register cmd. */
*addr = 0x00FF00FF; /* resest to read mode */
printf (" done\n");
}
}
if (flag)
enable_interrupts();
return rcode;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
* 4 - Flash not identified
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
ulong cp, wp;
FPW data;
int count, i, l, rc, port_width;
if (info->flash_id == FLASH_UNKNOWN) {
return 4;
}
/* get lower word aligned address */
#ifdef FLASH_PORT_WIDTH16
wp = (addr & ~1);
port_width = 2;
#else
wp = (addr & ~3);
port_width = 4;
#endif
/*
* handle unaligned start bytes
*/
if ((l = addr - wp) != 0) {
data = 0;
for (i = 0, cp = wp; i < l; ++i, ++cp) {
data = (data << 8) | (*(uchar *) cp);
}
for (; i < port_width && cnt > 0; ++i) {
data = (data << 8) | *src++;
--cnt;
++cp;
}
for (; cnt == 0 && i < port_width; ++i, ++cp) {
data = (data << 8) | (*(uchar *) cp);
}
if ((rc = write_data (info, wp, SWAP (data))) != 0) {
return (rc);
}
wp += port_width;
}
/*
* handle word aligned part
*/
count = 0;
while (cnt >= port_width) {
data = 0;
for (i = 0; i < port_width; ++i) {
data = (data << 8) | *src++;
}
if ((rc = write_data (info, wp, SWAP (data))) != 0) {
return (rc);
}
wp += port_width;
cnt -= port_width;
if (count++ > 0x800) {
spin_wheel ();
count = 0;
}
}
if (cnt == 0) {
return (0);
}
/*
* handle unaligned tail bytes
*/
data = 0;
for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) {
data = (data << 8) | *src++;
--cnt;
}
for (; i < port_width; ++i, ++cp) {
data = (data << 8) | (*(uchar *) cp);
}
return (write_data (info, wp, SWAP (data)));
}
/*-----------------------------------------------------------------------
* Write a word or halfword to Flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_data (flash_info_t *info, ulong dest, FPW data)
{
FPWV *addr = (FPWV *) dest;
ulong status;
ulong start;
int flag;
int rcode = 0;
/* Check if Flash is (sufficiently) erased */
if ((*addr & data) != data) {
printf ("not erased at %08lx (%lx)\n", (ulong) addr, *addr);
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts ();
*addr = (FPW) 0x00400040; /* write setup */
*addr = data;
/* arm simple, non interrupt dependent timer */
start = get_timer(0);
/* wait while polling the status register */
while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
rcode = 1;
break;
}
}
*addr = (FPW) 0x00FF00FF; /* restore read mode */
if (flag)
enable_interrupts();
return rcode;
}
void inline spin_wheel (void)
{
static int p = 0;
static char w[] = "\\/-";
printf ("\010%c", w[p]);
(++p == 3) ? (p = 0) : 0;
}
/*-----------------------------------------------------------------------
* Set/Clear sector's lock bit, returns:
* 0 - OK
* 1 - Error (timeout, voltage problems, etc.)
*/
int flash_real_protect (flash_info_t *info, long sector, int prot)
{
ulong start;
int i;
int rc = 0;
vu_long *addr = (vu_long *)(info->start[sector]);
int flag = disable_interrupts();
*addr = INTEL_CLEAR; /* Clear status register */
if (prot) { /* Set sector lock bit */
*addr = INTEL_LOCKBIT; /* Sector lock bit */
*addr = INTEL_PROTECT; /* set */
}
else { /* Clear sector lock bit */
*addr = INTEL_LOCKBIT; /* All sectors lock bits */
*addr = INTEL_CONFIRM; /* clear */
}
start = get_timer(0);
while ((*addr & INTEL_FINISHED) != INTEL_FINISHED) {
if (get_timer(start) > CONFIG_SYS_FLASH_UNLOCK_TOUT) {
printf("Flash lock bit operation timed out\n");
rc = 1;
break;
}
}
if (*addr != INTEL_OK) {
printf("Flash lock bit operation failed at %08X, CSR=%08X\n",
(uint)addr, (uint)*addr);
rc = 1;
}
if (!rc)
info->protect[sector] = prot;
/*
* Clear lock bit command clears all sectors lock bits, so
* we have to restore lock bits of protected sectors.
* WARNING: code below re-locks sectors only for one bank (info).
* This causes problems on boards where several banks share
* the same chip, as sectors in othere banks will be unlocked
* but not re-locked. It works fine on pm520 though, as there
* is only one chip and one bank.
*/
if (!prot)
{
for (i = 0; i < info->sector_count; i++)
{
if (info->protect[i])
{
start = get_timer(0);
addr = (vu_long *)(info->start[i]);
*addr = INTEL_LOCKBIT; /* Sector lock bit */
*addr = INTEL_PROTECT; /* set */
while ((*addr & INTEL_FINISHED) != INTEL_FINISHED)
{
if (get_timer(start) > CONFIG_SYS_FLASH_UNLOCK_TOUT)
{
printf("Flash lock bit operation timed out\n");
rc = 1;
break;
}
}
}
}
/*
* get the s/w sector protection status in sync with the h/w,
* in case something went wrong during the re-locking.
*/
flash_sync_real_protect(info); /* resets flash to read mode */
}
if (flag)
enable_interrupts();
*addr = INTEL_RESET; /* Reset to read array mode */
return rc;
}

16
board/pm520/mt46v16m16-75.h
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/*
* (C) Copyright 2004
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#define SDRAM_DDR 1 /* is DDR */
/* Settings for XLB = 132 MHz */
#define SDRAM_MODE 0x018D0000
#define SDRAM_EMODE 0x40090000
#define SDRAM_CONTROL 0x714f0f00
#define SDRAM_CONFIG1 0x73722930
#define SDRAM_CONFIG2 0x47770000
#define SDRAM_TAPDELAY 0x10000000

14
board/pm520/mt48lc16m16a2-75.h
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/*
* (C) Copyright 2004
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#define SDRAM_DDR 0 /* is SDR */
/* Settings for XLB = 132 MHz */
#define SDRAM_MODE 0x00CD0000
#define SDRAM_CONTROL 0x504F0000
#define SDRAM_CONFIG1 0xD2322800
#define SDRAM_CONFIG2 0x8AD70000

253
board/pm520/pm520.c
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@ -1,253 +0,0 @@
/*
* (C) Copyright 2003-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2004
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <mpc5xxx.h>
#include <pci.h>
#include <netdev.h>
#if defined(CONFIG_MPC5200_DDR)
#include "mt46v16m16-75.h"
#else
#include "mt48lc16m16a2-75.h"
#endif
DECLARE_GLOBAL_DATA_PTR;
#ifndef CONFIG_SYS_RAMBOOT
static void sdram_start (int hi_addr)
{
long hi_addr_bit = hi_addr ? 0x01000000 : 0;
/* unlock mode register */
*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit;
__asm__ volatile ("sync");
/* precharge all banks */
*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
__asm__ volatile ("sync");
#if SDRAM_DDR
/* set mode register: extended mode */
*(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE;
__asm__ volatile ("sync");
/* set mode register: reset DLL */
*(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000;
__asm__ volatile ("sync");
#endif
/* precharge all banks */
*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
__asm__ volatile ("sync");
/* auto refresh */
*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit;
__asm__ volatile ("sync");
/* set mode register */
*(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE;
__asm__ volatile ("sync");
/* normal operation */
*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit;
__asm__ volatile ("sync");
}
#endif
/*
* ATTENTION: Although partially referenced initdram does NOT make real use
* use of CONFIG_SYS_SDRAM_BASE. The code does not work if CONFIG_SYS_SDRAM_BASE
* is something else than 0x00000000.
*/
phys_size_t initdram (int board_type)
{
ulong dramsize = 0;
ulong dramsize2 = 0;
#ifndef CONFIG_SYS_RAMBOOT
ulong test1, test2;
/* setup SDRAM chip selects */
*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e;/* 2G at 0x0 */
*(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x80000000;/* disabled */
__asm__ volatile ("sync");
/* setup config registers */
*(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1;
*(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
__asm__ volatile ("sync");
#if SDRAM_DDR
/* set tap delay */
*(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY;
__asm__ volatile ("sync");
#endif
/* find RAM size using SDRAM CS0 only */
sdram_start(0);
test1 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
sdram_start(1);
test2 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
if (test1 > test2) {
sdram_start(0);
dramsize = test1;
} else {
dramsize = test2;
}
/* memory smaller than 1MB is impossible */
if (dramsize < (1 << 20)) {
dramsize = 0;
}
/* set SDRAM CS0 size according to the amount of RAM found */
if (dramsize > 0) {
*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + __builtin_ffs(dramsize >> 20) - 1;
} else {
*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */
}
/* let SDRAM CS1 start right after CS0 */
*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e;/* 2G */
/* find RAM size using SDRAM CS1 only */
if (!dramsize)
sdram_start(0);
test2 = test1 = get_ram_size((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x80000000);
if (!dramsize) {
sdram_start(1);
test2 = get_ram_size((long *)(CONFIG_SYS_SDRAM_BASE + dramsize), 0x80000000);
}
if (test1 > test2) {
sdram_start(0);
dramsize2 = test1;
} else {
dramsize2 = test2;
}
/* memory smaller than 1MB is impossible */
if (dramsize2 < (1 << 20)) {
dramsize2 = 0;
}
/* set SDRAM CS1 size according to the amount of RAM found */
if (dramsize2 > 0) {
*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize
| (0x13 + __builtin_ffs(dramsize2 >> 20) - 1);
} else {
*(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */
}
#else /* CONFIG_SYS_RAMBOOT */
/* retrieve size of memory connected to SDRAM CS0 */
dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF;
if (dramsize >= 0x13) {
dramsize = (1 << (dramsize - 0x13)) << 20;
} else {
dramsize = 0;
}
/* retrieve size of memory connected to SDRAM CS1 */
dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF;
if (dramsize2 >= 0x13) {
dramsize2 = (1 << (dramsize2 - 0x13)) << 20;
} else {
dramsize2 = 0;
}
#endif /* CONFIG_SYS_RAMBOOT */
return dramsize + dramsize2;
}
int checkboard (void)
{
puts ("Board: MicroSys PM520 \n");
return 0;
}
void flash_preinit(void)
{
/*
* Now, when we are in RAM, enable flash write
* access for detection process.
* Note that CS_BOOT cannot be cleared when
* executing in flash.
*/
*(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
}
void flash_afterinit(ulong start, ulong size)
{
#if defined(CONFIG_BOOT_ROM)
/* adjust mapping */
*(vu_long *)MPC5XXX_CS1_START =
START_REG(start);
*(vu_long *)MPC5XXX_CS1_STOP =
STOP_REG(start, size);
#else
/* adjust mapping */
*(vu_long *)MPC5XXX_BOOTCS_START = *(vu_long *)MPC5XXX_CS0_START =
START_REG(start);
*(vu_long *)MPC5XXX_BOOTCS_STOP = *(vu_long *)MPC5XXX_CS0_STOP =
STOP_REG(start, size);
#endif
}
extern flash_info_t flash_info[]; /* info for FLASH chips */
int misc_init_r (void)
{
/* adjust flash start */
gd->bd->bi_flashstart = flash_info[0].start[0];
return (0);
}
#ifdef CONFIG_PCI
static struct pci_controller hose;
extern void pci_mpc5xxx_init(struct pci_controller *);
void pci_init_board(void)
{
pci_mpc5xxx_init(&hose);
}
#endif
#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET)
void init_ide_reset (void)
{
debug ("init_ide_reset\n");
}
void ide_set_reset (int idereset)
{
debug ("ide_reset(%d)\n", idereset);
}
#endif
#if defined(CONFIG_CMD_DOC)
void doc_init (void)
{
doc_probe (CONFIG_SYS_DOC_BASE);
}
#endif
int board_eth_init(bd_t *bis)
{
cpu_eth_init(bis); /* Built in FEC comes first */
return pci_eth_init(bis);
}

4
configs/PM520_DDR_defconfig
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@ -1,4 +0,0 @@
CONFIG_SYS_EXTRA_OPTIONS="MPC5200_DDR"
CONFIG_PPC=y
CONFIG_MPC5xxx=y
CONFIG_TARGET_PM520=y

4
configs/PM520_ROMBOOT_DDR_defconfig
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@ -1,4 +0,0 @@
CONFIG_SYS_EXTRA_OPTIONS="MPC5200_DDR,BOOT_ROM"
CONFIG_PPC=y
CONFIG_MPC5xxx=y
CONFIG_TARGET_PM520=y

4
configs/PM520_ROMBOOT_defconfig
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CONFIG_SYS_EXTRA_OPTIONS="BOOT_ROM"
CONFIG_PPC=y
CONFIG_MPC5xxx=y
CONFIG_TARGET_PM520=y

3
configs/PM520_defconfig
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@ -1,3 +0,0 @@
CONFIG_PPC=y
CONFIG_MPC5xxx=y
CONFIG_TARGET_PM520=y

1
doc/README.scrapyard
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@ -12,6 +12,7 @@ The list should be sorted in reverse chronological order.
Board Arch CPU Commit Removed Last known maintainer/contact
=================================================================================================
PM520 powerpc mpc5xxx - - Josef Wagner <Wagner@Microsys.de>
Total5200 powerpc mpc5xxx - -
CATcenter powerpc ppc4xx - -
PPChameleonEVB powerpc ppc4xx - - Andrea "llandre" Marson <andrea.marson@dave-tech.it>

342
include/configs/PM520.h
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@ -1,342 +0,0 @@
/*
* (C) Copyright 2003-2005
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_MPC5200
#define CONFIG_PM520 1 /* PM520 board */
#define CONFIG_SYS_TEXT_BASE 0xfff00000
#define CONFIG_SYS_MPC5XXX_CLKIN 33000000 /* ... running at 33MHz */
#define CONFIG_MISC_INIT_R
#define CONFIG_HIGH_BATS 1 /* High BATs supported */
/*
* Serial console configuration
*/
#define CONFIG_PSC_CONSOLE 1 /* console is on PSC1 */
#define CONFIG_BAUDRATE 9600 /* ... at 9600 bps */
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
/*
* PCI Mapping:
* 0x40000000 - 0x4fffffff - PCI Memory
* 0x50000000 - 0x50ffffff - PCI IO Space
*/
#define CONFIG_PCI 1
#define CONFIG_PCI_PNP 1
#define CONFIG_PCI_SCAN_SHOW 1
#define CONFIG_PCIAUTO_SKIP_HOST_BRIDGE 1
#define CONFIG_PCI_MEM_BUS 0x40000000
#define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS
#define CONFIG_PCI_MEM_SIZE 0x10000000
#define CONFIG_PCI_IO_BUS 0x50000000
#define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS
#define CONFIG_PCI_IO_SIZE 0x01000000
#define CONFIG_MII 1
#define CONFIG_EEPRO100 1
#define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
#undef CONFIG_NS8382X
/* Partitions */
#define CONFIG_DOS_PARTITION
/* USB */
#if 1
#define CONFIG_USB_OHCI
#define CONFIG_USB_STORAGE
#endif
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_BEDBUG
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_FAT
#define CONFIG_CMD_I2C
#define CONFIG_CMD_IDE
#define CONFIG_CMD_NFS
#define CONFIG_CMD_SNTP
#define CONFIG_CMD_USB
#define CONFIG_CMD_PCI
/*
* Autobooting
*/
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#define CONFIG_PREBOOT "echo;" \
"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
"echo"
#undef CONFIG_BOOTARGS
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"hostname=pm520\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=${serverip}:${rootpath}\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"addip=setenv bootargs ${bootargs} " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
":${hostname}:${netdev}:off panic=1\0" \
"flash_nfs=run nfsargs addip;" \
"bootm ${kernel_addr}\0" \
"flash_self=run ramargs addip;" \
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
"rootpath=/opt/eldk30/ppc_82xx\0" \
"bootfile=/tftpboot/PM520/uImage\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
/*
* IPB Bus clocking configuration.
*/
#undef CONFIG_SYS_IPBCLK_EQUALS_XLBCLK /* define for 133MHz speed */
/*
* I2C configuration
*/
#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
#define CONFIG_SYS_I2C_MODULE 2 /* Select I2C module #1 or #2 */
#define CONFIG_SYS_I2C_SPEED 100000 /* 100 kHz */
#define CONFIG_SYS_I2C_SLAVE 0x7F
/*
* EEPROM configuration
*/
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x58
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
/*
* RTC configuration
*/
#define CONFIG_RTC_PCF8563
#define CONFIG_SYS_I2C_RTC_ADDR 0x51
#define CONFIG_SYS_DOC_BASE 0xE0000000
#define CONFIG_SYS_DOC_SIZE 0x00100000
#if defined(CONFIG_BOOT_ROM)
/*
* Flash configuration (8,16 or 32 MB)
* TEXT base always at 0xFFF00000
* ENV_ADDR always at 0xFFF40000
* FLASH_BASE at 0xFA000000 for 64 MB
* 0xFC000000 for 32 MB
* 0xFD000000 for 16 MB
* 0xFD800000 for 8 MB
*/
#define CONFIG_SYS_FLASH_BASE 0xFA000000
#define CONFIG_SYS_FLASH_SIZE 0x04000000
#define CONFIG_SYS_BOOTROM_BASE 0xFFF00000
#define CONFIG_SYS_BOOTROM_SIZE 0x00080000
#define CONFIG_ENV_ADDR (0xFDF00000 + 0x40000)
#else
/*
* Flash configuration (8,16 or 32 MB)
* TEXT base always at 0xFFF00000
* ENV_ADDR always at 0xFFF40000
* FLASH_BASE at 0xFC000000 for 64 MB
* 0xFE000000 for 32 MB
* 0xFF000000 for 16 MB
* 0xFF800000 for 8 MB
*/
#define CONFIG_SYS_FLASH_BASE 0xFC000000
#define CONFIG_SYS_FLASH_SIZE 0x04000000
#define CONFIG_ENV_ADDR (0xFFF00000 + 0x40000)
#endif
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max num of sects on one chip */
#define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
#define CONFIG_SYS_FLASH_LOCK_TOUT 5 /* Timeout for Flash Set Lock Bit (in ms) */
#define CONFIG_SYS_FLASH_UNLOCK_TOUT 10000 /* Timeout for Flash Clear Lock Bits (in ms) */
#define CONFIG_SYS_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
#define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
#undef CONFIG_FLASH_16BIT /* Flash is 32-bit */
/*
* Environment settings
*/
#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_SIZE 0x10000
#define CONFIG_ENV_SECT_SIZE 0x40000
#define CONFIG_ENV_OVERWRITE 1
/*
* Memory map
*/
#define CONFIG_SYS_MBAR 0xf0000000
#define CONFIG_SYS_SDRAM_BASE 0x00000000
#define CONFIG_SYS_DEFAULT_MBAR 0x80000000
/* Use SRAM until RAM will be available */
#define CONFIG_SYS_INIT_RAM_ADDR MPC5XXX_SRAM
#define CONFIG_SYS_INIT_RAM_SIZE MPC5XXX_SRAM_SIZE /* Size of used area in DPRAM */
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
# define CONFIG_SYS_RAMBOOT 1
#endif
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*
* Ethernet configuration
*/
#define CONFIG_MPC5xxx_FEC 1
#define CONFIG_MPC5xxx_FEC_MII100
/*
* Define CONFIG_MPC5xxx_FEC_MII10 to force FEC at 10Mb
*/
/* #define CONFIG_MPC5xxx_FEC_MII10 */
#define CONFIG_PHY_ADDR 0x00
/*
* GPIO configuration
*/
#define CONFIG_SYS_GPS_PORT_CONFIG 0x10000004
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
#define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
#define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC5xxx CPUs */
#if defined(CONFIG_CMD_KGDB)
# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
/*
* Various low-level settings
*/
#define CONFIG_SYS_HID0_INIT HID0_ICE | HID0_ICFI
#define CONFIG_SYS_HID0_FINAL HID0_ICE
#if defined(CONFIG_BOOT_ROM)
#define CONFIG_SYS_BOOTCS_START CONFIG_SYS_BOOTROM_BASE
#define CONFIG_SYS_BOOTCS_SIZE CONFIG_SYS_BOOTROM_SIZE
#define CONFIG_SYS_BOOTCS_CFG 0x00047800
#define CONFIG_SYS_CS0_START CONFIG_SYS_BOOTROM_BASE
#define CONFIG_SYS_CS0_SIZE CONFIG_SYS_BOOTROM_SIZE
#define CONFIG_SYS_CS1_START CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_CS1_SIZE CONFIG_SYS_FLASH_SIZE
#define CONFIG_SYS_CS1_CFG 0x0004FF00
#else
#define CONFIG_SYS_BOOTCS_START CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_BOOTCS_SIZE CONFIG_SYS_FLASH_SIZE
#define CONFIG_SYS_BOOTCS_CFG 0x0004FF00
#define CONFIG_SYS_CS0_START CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_CS0_SIZE CONFIG_SYS_FLASH_SIZE
#define CONFIG_SYS_CS1_START CONFIG_SYS_DOC_BASE
#define CONFIG_SYS_CS1_SIZE CONFIG_SYS_DOC_SIZE
#define CONFIG_SYS_CS1_CFG 0x00047800
#endif
#define CONFIG_SYS_CS_BURST 0x00000000
#define CONFIG_SYS_CS_DEADCYCLE 0x33333333
#define CONFIG_SYS_RESET_ADDRESS 0xff000000
/*-----------------------------------------------------------------------
* USB stuff
*-----------------------------------------------------------------------
*/
#define CONFIG_USB_CLOCK 0x0001BBBB
#define CONFIG_USB_CONFIG 0x00005000
/*-----------------------------------------------------------------------
* IDE/ATA stuff Supports IDE harddisk
*-----------------------------------------------------------------------
*/
#undef CONFIG_IDE_8xx_PCCARD /* Use IDE with PC Card Adapter */
#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
#undef CONFIG_IDE_LED /* LED for ide not supported */
#undef CONFIG_IDE_RESET /* reset for ide supported */
#define CONFIG_IDE_PREINIT
#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
#define CONFIG_SYS_IDE_MAXDEVICE 2 /* max. 2 drive per IDE bus */
#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
#define CONFIG_SYS_ATA_BASE_ADDR MPC5XXX_ATA
/* Offset for data I/O */
#define CONFIG_SYS_ATA_DATA_OFFSET (0x0060)
/* Offset for normal register accesses */
#define CONFIG_SYS_ATA_REG_OFFSET (CONFIG_SYS_ATA_DATA_OFFSET)
/* Offset for alternate registers */
#define CONFIG_SYS_ATA_ALT_OFFSET (0x005C)
/* Interval between registers */
#define CONFIG_SYS_ATA_STRIDE 4
#endif /* __CONFIG_H */
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