[U-Boot] [PATCH 01/11] powerpc: remove NX823 board support
Masahiro Yamada
yamada.m at jp.panasonic.com
Fri Apr 4 08:25:02 CEST 2014
Enough time has passed since this board was moved to Orphan. Remove.
- Remove board/nx823/*
- Remove include/configs/NX823.h
- Clean-up ifdef(CONFIG_NX823)
- Move the entry from boards.cfg to doc/README.scrapyard
Signed-off-by: Masahiro Yamada <yamada.m at jp.panasonic.com>
---
arch/powerpc/include/asm/u-boot.h | 3 -
board/nx823/Makefile | 8 -
board/nx823/flash.c | 449 --------------------------------------
board/nx823/nx823.c | 374 -------------------------------
board/nx823/u-boot.lds | 82 -------
board/nx823/u-boot.lds.debug | 121 ----------
boards.cfg | 1 -
doc/README.scrapyard | 5 +-
include/asm-generic/u-boot.h | 3 -
include/commproc.h | 27 ---
include/configs/NX823.h | 344 -----------------------------
11 files changed, 3 insertions(+), 1414 deletions(-)
delete mode 100644 board/nx823/Makefile
delete mode 100644 board/nx823/flash.c
delete mode 100644 board/nx823/nx823.c
delete mode 100644 board/nx823/u-boot.lds
delete mode 100644 board/nx823/u-boot.lds.debug
delete mode 100644 include/configs/NX823.h
diff --git a/arch/powerpc/include/asm/u-boot.h b/arch/powerpc/include/asm/u-boot.h
index 3c28420..f4d4a6b 100644
--- a/arch/powerpc/include/asm/u-boot.h
+++ b/arch/powerpc/include/asm/u-boot.h
@@ -106,9 +106,6 @@ typedef struct bd_info {
unsigned int bi_opbfreq; /* OPB clock in Hz */
int bi_iic_fast[2]; /* Use fast i2c mode */
#endif
-#if defined(CONFIG_NX823)
- unsigned char bi_sernum[8];
-#endif
#if defined(CONFIG_4xx)
#if defined(CONFIG_440GX) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT)
diff --git a/board/nx823/Makefile b/board/nx823/Makefile
deleted file mode 100644
index a22be5c..0000000
--- a/board/nx823/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# (C) Copyright 2001-2006
-# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-obj-y = nx823.o flash.o
diff --git a/board/nx823/flash.c b/board/nx823/flash.c
deleted file mode 100644
index fbe17dd..0000000
--- a/board/nx823/flash.c
+++ /dev/null
@@ -1,449 +0,0 @@
-/*
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris at nexus-tech.net
- *
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <mpc8xx.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-/*-----------------------------------------------------------------------
- * Protection Flags:
- */
-#define FLAG_PROTECT_SET 0x01
-#define FLAG_PROTECT_CLEAR 0x02
-
-/* Board support for 1 or 2 flash devices */
-#undef FLASH_PORT_WIDTH32
-#define FLASH_PORT_WIDTH16
-
-#ifdef FLASH_PORT_WIDTH16
-#define FLASH_PORT_WIDTH ushort
-#define FLASH_PORT_WIDTHV vu_short
-#else
-#define FLASH_PORT_WIDTH ulong
-#define FLASH_PORT_WIDTHV vu_long
-#endif
-
-#define FPW FLASH_PORT_WIDTH
-#define FPWV FLASH_PORT_WIDTHV
-
-/*-----------------------------------------------------------------------
- * 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);
-
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
- volatile immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
- unsigned long size_b0;
- int i;
-
- /* Init: no FLASHes known */
- for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) {
- flash_info[i].flash_id = FLASH_UNKNOWN;
- }
-
- /* Static FLASH Bank configuration here - FIXME XXX */
- size_b0 = flash_get_size((FPW *)FLASH_BASE0_PRELIM, &flash_info[0]);
-
- if (flash_info[0].flash_id == FLASH_UNKNOWN) {
- printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
- size_b0, size_b0<<20);
- }
-
- /* Remap FLASH according to real size */
- memctl->memc_or0 = CONFIG_SYS_OR_TIMING_FLASH | (-size_b0 & 0xFFFF8000);
- memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | BR_PS_16 | BR_MS_GPCM | BR_V;
-
- /* Re-do sizing to get full correct info */
- size_b0 = flash_get_size((FPW *)CONFIG_SYS_FLASH_BASE, &flash_info[0]);
-
- flash_get_offsets (CONFIG_SYS_FLASH_BASE, &flash_info[0]);
-
- /* monitor protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- CONFIG_SYS_FLASH_BASE,
- CONFIG_SYS_FLASH_BASE+monitor_flash_len-1,
- &flash_info[0]);
-
- flash_info[0].size = size_b0;
-
- return (size_b0);
-}
-
-/*-----------------------------------------------------------------------
- */
-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 * 0x00020000);
- }
- }
-}
-
-/*-----------------------------------------------------------------------
- */
-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_28F320J3A:
- printf ("28F320J3A\n"); break;
- case FLASH_28F640J3A:
- printf ("28F640J3A\n"); break;
- case FLASH_28F128J3A:
- printf ("28F128J3A\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)
-{
- FPW value;
-
- /* Write auto select command: read Manufacturer ID */
- addr[0x5555] = (FPW)0x00AA00AA;
- addr[0x2AAA] = (FPW)0x00550055;
- addr[0x5555] = (FPW)0x00900090;
-
- 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 */
- }
-
- value = addr[1]; /* device ID */
-
- switch (value) {
- case (FPW)INTEL_ID_28F320J3A:
- info->flash_id += FLASH_28F320J3A;
- info->sector_count = 32;
- info->size = 0x00400000;
- break; /* => 4 MB */
-
- case (FPW)INTEL_ID_28F640J3A:
- info->flash_id += FLASH_28F640J3A;
- info->sector_count = 64;
- info->size = 0x00800000;
- break; /* => 8 MB */
-
- case (FPW)INTEL_ID_28F128J3A:
- info->flash_id += FLASH_28F128J3A;
- info->sector_count = 128;
- info->size = 0x01000000;
- break; /* => 16 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);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t *info, int s_first, int s_last)
-{
- int flag, prot, sect;
- ulong type, start, now, last;
- 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);
- last = start;
- /* 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;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- *addr = (FPW)0x00500050; /* clear status register */
- *addr = (FPW)0x00200020; /* erase setup */
- *addr = (FPW)0x00D000D0; /* erase confirm */
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* wait at least 80us - let's wait 1 ms */
- udelay (1000);
-
- while (((status = *addr) & (FPW)0x00800080) != (FPW)0x00800080) {
- if ((now=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;
- }
-
- /* show that we're waiting */
- if ((now - last) > 1000) { /* every second */
- putc ('.');
- last = now;
- }
- }
-
- *addr = (FPW)0x00FF00FF; /* reset to read mode */
- printf (" done\n");
- }
- }
- 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
-
- /* save sernum if needed */
- if (addr >= CONFIG_SYS_FLASH_SN_SECTOR && addr < CONFIG_SYS_FLASH_SN_BASE)
- {
- u_long dest = CONFIG_SYS_FLASH_SN_BASE;
- u_short *sn = (u_short *)gd->bd->bi_sernum;
-
- printf("(saving sernum)");
- for (i=0; i<4; i++)
- {
- if ((rc = write_data(info, dest, sn[i])) != 0) {
- return (rc);
- }
- dest += port_width;
- }
- }
-
- /*
- * 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, 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, data)) != 0) {
- return (rc);
- }
- wp += port_width;
- cnt -= port_width;
- if (count++ > 0x800)
- {
- putc('.');
- 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, 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;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*addr & data) != data) {
- printf("not erased at %08lx (%x)\n",(ulong)addr,*addr);
- return (2);
- }
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
-
- *addr = (FPW)0x00400040; /* write setup */
- *addr = data;
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- start = get_timer (0);
-
- while (((status = *addr) & (FPW)0x00800080) != (FPW)0x00800080) {
- if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- *addr = (FPW)0x00FF00FF; /* restore read mode */
- return (1);
- }
- }
-
- *addr = (FPW)0x00FF00FF; /* restore read mode */
-
- return (0);
-}
diff --git a/board/nx823/nx823.c b/board/nx823/nx823.c
deleted file mode 100644
index d49fa8c..0000000
--- a/board/nx823/nx823.c
+++ /dev/null
@@ -1,374 +0,0 @@
-/*
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris at nexus-tech.net
- *
- * (C) Copyright 2001-2002
- * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <mpc8xx.h>
-#include <net.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static long int dram_size (long int, long int *, long int);
-
-#define _NOT_USED_ 0xFFFFFFFF
-
-const uint sdram_table[] = {
-#if (MPC8XX_SPEED <= 50000000L)
- /*
- * Single Read. (Offset 0 in UPMA RAM)
- */
- 0x0F07EC04, 0x01BBD804, 0x1FF7F440, 0xFFFFFC07,
- 0xFFFFFFFF,
-
- /*
- * SDRAM Initialization (offset 5 in UPMA RAM)
- *
- * This is no UPM entry point. The following definition uses
- * the remaining space to establish an initialization
- * sequence, which is executed by a RUN command.
- *
- */
- 0x1FE7F434, 0xEFABE834, 0x1FA7D435,
-
- /*
- * Burst Read. (Offset 8 in UPMA RAM)
- */
- 0x0F07EC04, 0x10EFDC04, 0xF0AFFC00, 0xF0AFFC00,
- 0xF1AFFC00, 0xFFAFFC40, 0xFFAFFC07, 0xFFFFFFFF,
- 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
- 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-
- /*
- * Single Write. (Offset 18 in UPMA RAM)
- */
- 0x0E07E804, 0x01BBD000, 0x1FF7F447, 0xFFFFFFFF,
- 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-
- /*
- * Burst Write. (Offset 20 in UPMA RAM)
- */
- 0x0E07E800, 0x10EFD400, 0xF0AFFC00, 0xF0AFFC00,
- 0xF1AFFC47, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
- 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
- 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-
- /*
- * Refresh (Offset 30 in UPMA RAM)
- */
- 0x1FF7DC84, 0xFFFFFC04, 0xFFFFFC84, 0xFFFFFC07,
- 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
- 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-
- /*
- * Exception. (Offset 3c in UPMA RAM)
- */
- 0x7FFFFC07, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF
-#else
-
- /*
- * Single Read. (Offset 0 in UPMA RAM)
- */
- 0x1F07FC04, 0xEEAFEC04, 0x11AFDC04, 0xEFBBF800,
- 0x1FF7F447,
-
- /*
- * SDRAM Initialization (offset 5 in UPMA RAM)
- *
- * This is no UPM entry point. The following definition uses
- * the remaining space to establish an initialization
- * sequence, which is executed by a RUN command.
- *
- */
- 0x1FF7F434, 0xEFEBE834, 0x1FB7D435,
-
- /*
- * Burst Read. (Offset 8 in UPMA RAM)
- */
- 0x1F07FC04, 0xEEAFEC04, 0x10AFDC04, 0xF0AFFC00,
- 0xF0AFFC00, 0xF1AFFC00, 0xEFBBF800, 0x1FF7F447,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
-
- /*
- * Single Write. (Offset 18 in UPMA RAM)
- */
- 0x1F07FC04, 0xEEAFE800, 0x01BBD004, 0x1FF7F447,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
-
- /*
- * Burst Write. (Offset 20 in UPMA RAM)
- */
- 0x1F07FC04, 0xEEAFE800, 0x10AFD400, 0xF0AFFC00,
- 0xF0AFFC00, 0xE1BBF804, 0x1FF7F447, _NOT_USED_,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
- _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
-
- /*
- * Refresh (Offset 30 in UPMA RAM)
- */
- 0x1FF7DC84, 0xFFFFFC04, 0xFFFFFC04, 0xFFFFFC04,
- 0xFFFFFC84, 0xFFFFFC07,
- _NOT_USED_, _NOT_USED_, _NOT_USED_,
- _NOT_USED_, _NOT_USED_, _NOT_USED_,
-
- /*
- * Exception. (Offset 3c in UPMA RAM)
- */
- 0x7FFFFC07, /* last */
- _NOT_USED_, _NOT_USED_, _NOT_USED_,
-#endif
-};
-
-/* ------------------------------------------------------------------------- */
-
-
-/*
- * Check Board Identity:
- *
- */
-
-int checkboard (void)
-{
- printf ("Board: Nexus NX823");
- return (0);
-}
-
-/* ------------------------------------------------------------------------- */
-
-phys_size_t initdram (int board_type)
-{
- volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
- long int size_b0, size_b1, size8, size9;
-
- upmconfig (UPMA, (uint *) sdram_table,
- sizeof (sdram_table) / sizeof (uint));
-
- /*
- * Up to 2 Banks of 64Mbit x 2 devices
- * Initial builds only have 1
- */
- memctl->memc_mptpr = CONFIG_SYS_MPTPR_1BK_4K;
- memctl->memc_mar = 0x00000088;
-
- /*
- * Map controller SDRAM bank 0
- */
- memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM;
- memctl->memc_br1 = CONFIG_SYS_BR1_PRELIM;
- memctl->memc_mamr = CONFIG_SYS_MAMR_8COL & (~(MAMR_PTAE)); /* no refresh yet */
- udelay (200);
-
- /*
- * Map controller SDRAM bank 1
- */
- memctl->memc_or2 = CONFIG_SYS_OR2_PRELIM;
- memctl->memc_br2 = CONFIG_SYS_BR2_PRELIM;
-
- /*
- * Perform SDRAM initializsation sequence
- */
- memctl->memc_mcr = 0x80002105; /* SDRAM bank 0 */
- udelay (1);
- memctl->memc_mcr = 0x80002230; /* SDRAM bank 0 - execute twice */
- udelay (1);
-
- memctl->memc_mcr = 0x80004105; /* SDRAM bank 1 */
- udelay (1);
- memctl->memc_mcr = 0x80004230; /* SDRAM bank 1 - execute twice */
- udelay (1);
-
- memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */
- udelay (1000);
-
- /*
- * Preliminary prescaler for refresh (depends on number of
- * banks): This value is selected for four cycles every 62.4 us
- * with two SDRAM banks or four cycles every 31.2 us with one
- * bank. It will be adjusted after memory sizing.
- */
- memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_8K;
-
- memctl->memc_mar = 0x00000088;
-
-
- /*
- * Check Bank 0 Memory Size for re-configuration
- *
- * try 8 column mode
- */
- size8 = dram_size (CONFIG_SYS_MAMR_8COL, (long *) SDRAM_BASE1_PRELIM,
- SDRAM_MAX_SIZE);
-
- udelay (1000);
-
- /*
- * try 9 column mode
- */
- size9 = dram_size (CONFIG_SYS_MAMR_9COL, (long *) SDRAM_BASE1_PRELIM,
- SDRAM_MAX_SIZE);
-
- if (size8 < size9) { /* leave configuration at 9 columns */
- size_b0 = size9;
-/* debug ("SDRAM Bank 0 in 9 column mode: %ld MB\n", size >> 20); */
- } else { /* back to 8 columns */
- size_b0 = size8;
- memctl->memc_mamr = CONFIG_SYS_MAMR_8COL;
- udelay (500);
-/* debug ("SDRAM Bank 0 in 8 column mode: %ld MB\n", size >> 20); */
- }
-
- /*
- * Check Bank 1 Memory Size
- * use current column settings
- * [9 column SDRAM may also be used in 8 column mode,
- * but then only half the real size will be used.]
- */
- size_b1 = dram_size (memctl->memc_mamr, (long *) SDRAM_BASE2_PRELIM,
- SDRAM_MAX_SIZE);
-/* debug ("SDRAM Bank 1: %ld MB\n", size8 >> 20); */
-
- udelay (1000);
-
- /*
- * Adjust refresh rate depending on SDRAM type, both banks
- * For types > 128 MBit leave it at the current (fast) rate
- */
- if ((size_b0 < 0x02000000) && (size_b1 < 0x02000000)) {
- /* reduce to 15.6 us (62.4 us / quad) */
- memctl->memc_mptpr = CONFIG_SYS_MPTPR_2BK_4K;
- udelay (1000);
- }
-
- /*
- * Final mapping: map bigger bank first
- */
- if (size_b1 > size_b0) { /* SDRAM Bank 1 is bigger - map first */
-
- memctl->memc_or2 =
- ((-size_b1) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM;
- memctl->memc_br2 =
- (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V;
-
- if (size_b0 > 0) {
- /*
- * Position Bank 0 immediately above Bank 1
- */
- memctl->memc_or1 =
- ((-size_b0) & 0xFFFF0000) |
- CONFIG_SYS_OR_TIMING_SDRAM;
- memctl->memc_br1 =
- ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA |
- BR_V)
- + size_b1;
- } else {
- unsigned long reg;
-
- /*
- * No bank 0
- *
- * invalidate bank
- */
- memctl->memc_br1 = 0;
-
- /* adjust refresh rate depending on SDRAM type, one bank */
- reg = memctl->memc_mptpr;
- reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */
- memctl->memc_mptpr = reg;
- }
-
- } else { /* SDRAM Bank 0 is bigger - map first */
-
- memctl->memc_or1 =
- ((-size_b0) & 0xFFFF0000) | CONFIG_SYS_OR_TIMING_SDRAM;
- memctl->memc_br1 =
- (CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V;
-
- if (size_b1 > 0) {
- /*
- * Position Bank 1 immediately above Bank 0
- */
- memctl->memc_or2 =
- ((-size_b1) & 0xFFFF0000) |
- CONFIG_SYS_OR_TIMING_SDRAM;
- memctl->memc_br2 =
- ((CONFIG_SYS_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA |
- BR_V)
- + size_b0;
- } else {
- unsigned long reg;
-
- /*
- * No bank 1
- *
- * invalidate bank
- */
- memctl->memc_br2 = 0;
-
- /* adjust refresh rate depending on SDRAM type, one bank */
- reg = memctl->memc_mptpr;
- reg >>= 1; /* reduce to CONFIG_SYS_MPTPR_1BK_8K / _4K */
- memctl->memc_mptpr = reg;
- }
- }
-
- udelay (10000);
-
- return (size_b0 + size_b1);
-}
-
-/* ------------------------------------------------------------------------- */
-
-/*
- * Check memory range for valid RAM. A simple memory test determines
- * the actually available RAM size between addresses `base' and
- * `base + maxsize'. Some (not all) hardware errors are detected:
- * - short between address lines
- * - short between data lines
- */
-
-static long int dram_size (long int mamr_value, long int *base,
- long int maxsize)
-{
- volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
-
- memctl->memc_mamr = mamr_value;
-
- return (get_ram_size (base, maxsize));
-}
-
-int misc_init_r (void)
-{
- int i;
- char tmp[50];
- uchar ethaddr[6];
- bd_t *bd = gd->bd;
- ulong *my_sernum = (unsigned long *)&bd->bi_sernum;
-
- /* load unique serial number */
- for (i = 0; i < 8; ++i)
- bd->bi_sernum[i] = *(u_char *) (CONFIG_SYS_FLASH_SN_BASE + i);
-
- /* save env variables according to sernum */
- sprintf (tmp, "%08lx%08lx", my_sernum[0], my_sernum[1]);
- setenv ("serial#", tmp);
-
- if (!eth_getenv_enetaddr("ethaddr", ethaddr)) {
- ethaddr[0] = 0x10;
- ethaddr[1] = 0x20;
- ethaddr[2] = 0x30;
- ethaddr[3] = bd->bi_sernum[1] << 4 | bd->bi_sernum[2];
- ethaddr[4] = bd->bi_sernum[5];
- ethaddr[5] = bd->bi_sernum[6];
- }
-
- return 0;
-}
diff --git a/board/nx823/u-boot.lds b/board/nx823/u-boot.lds
deleted file mode 100644
index 7ae91ff..0000000
--- a/board/nx823/u-boot.lds
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * (C) Copyright 2001-2010
- * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-OUTPUT_ARCH(powerpc)
-
-SECTIONS
-{
- /* Read-only sections, merged into text segment: */
- . = + SIZEOF_HEADERS;
- .text :
- {
- arch/powerpc/cpu/mpc8xx/start.o (.text*)
- arch/powerpc/cpu/mpc8xx/traps.o (.text*)
-
- *(.text*)
- }
- _etext = .;
- PROVIDE (etext = .);
- .rodata :
- {
- *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
- }
-
- /* Read-write section, merged into data segment: */
- . = (. + 0x00FF) & 0xFFFFFF00;
- _erotext = .;
- PROVIDE (erotext = .);
- .reloc :
- {
- _GOT2_TABLE_ = .;
- KEEP(*(.got2))
- KEEP(*(.got))
- PROVIDE(_GLOBAL_OFFSET_TABLE_ = . + 4);
- _FIXUP_TABLE_ = .;
- KEEP(*(.fixup))
- }
- __got2_entries = ((_GLOBAL_OFFSET_TABLE_ - _GOT2_TABLE_) >> 2) - 1;
- __fixup_entries = (. - _FIXUP_TABLE_)>>2;
-
- .data :
- {
- *(.data*)
- *(.sdata*)
- }
- _edata = .;
- PROVIDE (edata = .);
-
- . = .;
-
- . = ALIGN(4);
- .u_boot_list : {
- KEEP(*(SORT(.u_boot_list*)));
- }
-
-
- . = .;
- __start___ex_table = .;
- __ex_table : { *(__ex_table) }
- __stop___ex_table = .;
-
- . = ALIGN(256);
- __init_begin = .;
- .text.init : { *(.text.init) }
- .data.init : { *(.data.init) }
- . = ALIGN(256);
- __init_end = .;
-
- __bss_start = .;
- .bss (NOLOAD) :
- {
- *(.bss*)
- *(.sbss*)
- *(COMMON)
- . = ALIGN(4);
- }
- __bss_end = . ;
- PROVIDE (end = .);
-}
diff --git a/board/nx823/u-boot.lds.debug b/board/nx823/u-boot.lds.debug
deleted file mode 100644
index b0091db..0000000
--- a/board/nx823/u-boot.lds.debug
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-OUTPUT_ARCH(powerpc)
-/* Do we need any of these for elf?
- __DYNAMIC = 0; */
-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 :
- {
- /* WARNING - the following is hand-optimized to fit within */
- /* the sector layout of our flash chips! XXX FIXME XXX */
-
- arch/powerpc/cpu/mpc8xx/start.o (.text)
- common/dlmalloc.o (.text)
- lib/vsprintf.o (.text)
- lib/crc32.o (.text)
-
- . = env_offset;
- common/env_embedded.o(.text)
-
- *(.text)
- *(.got1)
- }
- _etext = .;
- PROVIDE (etext = .);
- .rodata :
- {
- *(.rodata)
- *(.rodata1)
- *(.rodata.str1.4)
- *(.eh_frame)
- }
- .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 = .);
-
-
- . = ALIGN(4);
- .u_boot_list : {
- KEEP(*(SORT(.u_boot_list*)));
- }
-
-
- __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)
- }
- __bss_end = . ;
- PROVIDE (end = .);
-}
diff --git a/boards.cfg b/boards.cfg
index a2e69d9..7318b7d 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -1250,4 +1250,3 @@ Orphan powerpc mpc8xx - - fads
Orphan powerpc mpc8xx - - genietv GENIETV - -
Orphan powerpc mpc8xx - - mbx8xx MBX - -
Orphan powerpc mpc8xx - - mbx8xx MBX860T - -
-Orphan powerpc mpc8xx - - nx823 NX823 - -
diff --git a/doc/README.scrapyard b/doc/README.scrapyard
index 0a6c6b5..7f51991 100644
--- a/doc/README.scrapyard
+++ b/doc/README.scrapyard
@@ -11,8 +11,9 @@ easily if here is something they might want to dig for...
Board Arch CPU Commit Removed Last known maintainer/contact
=================================================================================================
-idmr m68k mcf52x2 - 2014-01-28
-M5271EVB m68k mcf52x2 - 2014-01-28
+nx823 powerpc mpc8xx - 2014-04-04
+idmr m68k mcf52x2 ba650e9b 2014-01-28
+M5271EVB m68k mcf52x2 ba650e9b 2014-01-28
dvl_host arm ixp e317de6b 2014-01-28 Michael Schwingen <michael at schwingen.org>
actux4 arm ixp 6ff7aafa 2014-01-28 Michael Schwingen <michael at schwingen.org>
actux3 arm ixp 38da33f3 2014-01-28 Michael Schwingen <michael at schwingen.org>
diff --git a/include/asm-generic/u-boot.h b/include/asm-generic/u-boot.h
index e781967..c18e4ca 100644
--- a/include/asm-generic/u-boot.h
+++ b/include/asm-generic/u-boot.h
@@ -108,9 +108,6 @@ typedef struct bd_info {
unsigned int bi_opbfreq; /* OPB clock in Hz */
int bi_iic_fast[2]; /* Use fast i2c mode */
#endif
-#if defined(CONFIG_NX823)
- unsigned char bi_sernum[8];
-#endif
#if defined(CONFIG_4xx)
#if defined(CONFIG_440GX) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT)
diff --git a/include/commproc.h b/include/commproc.h
index c10a79c..12b9421 100644
--- a/include/commproc.h
+++ b/include/commproc.h
@@ -888,33 +888,6 @@ typedef struct scc_enet {
#define SICR_ENET_CLKRT ((uint)0x00003E00)
#endif /* CONFIG_LWMON */
-/*** NX823 ***********************************************/
-
-#if defined(CONFIG_NX823)
-/* Bits in parallel I/O port registers that have to be set/cleared
- * to configure the pins for SCC1 use.
- */
-#define PROFF_ENET PROFF_SCC2
-#define CPM_CR_ENET CPM_CR_CH_SCC2
-#define SCC_ENET 1
-#define PA_ENET_RXD ((ushort)0x0004) /* PA 13 */
-#define PA_ENET_TXD ((ushort)0x0008) /* PA 12 */
-#define PA_ENET_RCLK ((ushort)0x0200) /* PA 6 */
-#define PA_ENET_TCLK ((ushort)0x0800) /* PA 4 */
-
-#define PB_ENET_TENA ((uint)0x00002000) /* PB 18 */
-
-#define PC_ENET_CLSN ((ushort)0x0040) /* PC 9 */
-#define PC_ENET_RENA ((ushort)0x0080) /* PC 8 */
-
-/* Control bits in the SICR to route TCLK (CLK3) and RCLK (CLK1) to
- * SCC2. Also, make sure GR2 (bit 16) and SC2 (bit 17) are zero.
- */
-#define SICR_ENET_MASK ((uint)0x0000ff00)
-#define SICR_ENET_CLKRT ((uint)0x00002f00)
-
-#endif /* CONFIG_NX823 */
-
/*** MBX ************************************************************/
#ifdef CONFIG_MBX
diff --git a/include/configs/NX823.h b/include/configs/NX823.h
deleted file mode 100644
index 6d468df..0000000
--- a/include/configs/NX823.h
+++ /dev/null
@@ -1,344 +0,0 @@
-/*
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris at nexus-tech.net
- *
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-/*
- * board/config.h - configuration options, board specific
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*
- * High Level Configuration Options
- * (easy to change)
- */
-
-#define CONFIG_MPC823 1 /* This is a MPC823 CPU */
-#define CONFIG_NX823 1 /* ...on a NEXUS 823 module */
-
-#define CONFIG_SYS_TEXT_BASE 0x40000000
-
-/*#define CONFIG_VIDEO 1 */
-
-#define CONFIG_8xx_GCLK_FREQ MPC8XX_SPEED
-#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
-#undef CONFIG_8xx_CONS_SMC2
-#undef CONFIG_8xx_CONS_NONE
-#define CONFIG_BAUDRATE 57600 /* console baudrate = 115kbps */
-#define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
-#define CONFIG_BOOTARGS "ramdisk_size=8000 "\
- "root=/dev/nfs rw nfsroot=10.77.77.250:/ppcroot "\
- "nfsaddrs=10.77.77.20:10.77.77.250"
-#define CONFIG_BOOTCOMMAND "bootm 400e0000"
-
-#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
-#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
-#undef CONFIG_WATCHDOG /* watchdog disabled, for now */
-#define CONFIG_SOURCE
-
-/*
- * BOOTP options
- */
-#define CONFIG_BOOTP_SUBNETMASK
-#define CONFIG_BOOTP_GATEWAY
-#define CONFIG_BOOTP_HOSTNAME
-#define CONFIG_BOOTP_BOOTPATH
-#define CONFIG_BOOTP_BOOTFILESIZE
-
-
-/*
- * Command line configuration.
- */
-#include <config_cmd_default.h>
-
-#define CONFIG_CMD_SOURCE
-
-
-/* call various generic functions */
-#define CONFIG_MISC_INIT_R
-
-/*
- * 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 0x0400000 /* memtest works on */
-#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
-
-#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
-
-/*
- * Low Level Configuration Settings
- * (address mappings, register initial values, etc.)
- * You should know what you are doing if you make changes here.
- */
-/*-----------------------------------------------------------------------
- * Internal Memory Mapped Register
- */
-#define CONFIG_SYS_IMMR 0xFFF00000
-
-/*-----------------------------------------------------------------------
- * Definitions for initial stack pointer and data area (in DPRAM)
- */
-#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
-#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* 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
-
-/*-----------------------------------------------------------------------
- * Start addresses for the final memory configuration
- * (Set up by the startup code)
- * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
- */
-#define CONFIG_SYS_SDRAM_BASE 0x00000000
-#define CONFIG_SYS_FLASH_BASE 0x40000000
-#define CONFIG_SYS_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
-#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
-#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
-
-/*
- * For booting Linux, the board info and command line data
- * have to be in the first 8 MB of memory, since this is
- * the maximum mapped by the Linux kernel during initialization.
- */
-#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
-
-/*-----------------------------------------------------------------------
- * FLASH organization
- */
-#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
-#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
-
-#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
-#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
-
-#define CONFIG_ENV_IS_IN_FLASH 1
-#define xEMBED
-#ifdef EMBED
-#define CONFIG_ENV_SIZE 0x200 /* FIXME How big when embedded?? */
-#define CONFIG_ENV_ADDR CONFIG_SYS_MONITOR_BASE
-#else
-#define CONFIG_ENV_ADDR 0x40020000 /* absolute address for now */
-#define CONFIG_ENV_SIZE 0x20000 /* 8K ouch, this may later be */
-#endif
-
-#define CONFIG_SYS_FLASH_SN_BASE 0x4001fff0 /* programmer automagically puts */
-#define CONFIG_SYS_FLASH_SN_SECTOR 0x40000000 /* a serial number here */
-#define CONFIG_SYS_FLASH_SN_BYTES 8
-
-/*-----------------------------------------------------------------------
- * Cache Configuration
- */
-#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
-#if defined(CONFIG_CMD_KGDB)
-#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
-#endif
-
-/*-----------------------------------------------------------------------
- * SYPCR - System Protection Control 11-9
- * SYPCR can only be written once after reset!
- *-----------------------------------------------------------------------
- * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
- */
-#if defined(CONFIG_WATCHDOG)
-#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
- SYPCR_SWE | SYPCR_SWP)
-#else
-#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
-#endif
-
-/*-----------------------------------------------------------------------
- * SIUMCR - SIU Module Configuration 12-30
- *-----------------------------------------------------------------------
- * PCMCIA config., multi-function pin tri-state
- */
-#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00)
-
-/*-----------------------------------------------------------------------
- * TBSCR - Time Base Status and Control 12-16
- *-----------------------------------------------------------------------
- * Clear Reference Interrupt Status, Timebase freezing enabled
- */
-#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
-
-/*-----------------------------------------------------------------------
- * RTCSC - Real-Time Clock Status and Control Register 12-18
- *-----------------------------------------------------------------------
- */
-#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
-
-/*-----------------------------------------------------------------------
- * PISCR - Periodic Interrupt Status and Control 12-23
- *-----------------------------------------------------------------------
- * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
- */
-#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
-
-/*-----------------------------------------------------------------------
- * PLPRCR - PLL, Low-Power, and Reset Control Register 5-7
- *-----------------------------------------------------------------------
- * Reset PLL lock status sticky bit, timer expired status bit and timer
- * interrupt status bit
- */
-#define MPC8XX_SPEED 66666666L
-#define MPC8XX_XIN 32768 /* 32.768 kHz crystal */
-#define MPC8XX_FACT (MPC8XX_SPEED/MPC8XX_XIN)
-#define CONFIG_SYS_PLPRCR_MF ((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT)
-#define CONFIG_SYS_PLPRCR (CONFIG_SYS_PLPRCR_MF | PLPRCR_TEXPS | PLPRCR_TMIST)
-
-/*-----------------------------------------------------------------------
- * SCCR - System Clock and reset Control Register 5-3
- *-----------------------------------------------------------------------
- * Set clock output, timebase and RTC source and divider,
- * power management and some other internal clocks
- */
-#define SCCR_MASK SCCR_EBDF11
-#define CONFIG_SYS_SCCR (SCCR_TBS | \
- SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
- SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
- SCCR_DFALCD00)
-
-/*-----------------------------------------------------------------------
- *
- *-----------------------------------------------------------------------
- *
- */
-#define CONFIG_SYS_DER 0
-
-/*
- * Init Memory Controller:
- *
- * BR0 and OR0 (FLASH)
- */
-
-#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
-
-/* used to re-map FLASH both when starting from SRAM or FLASH:
- * restrict access enough to keep SRAM working (if any)
- * but not too much to meddle with FLASH accesses
- */
-#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
-#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
-
-/* FLASH timing: ACS = 00, TRLX = 0, CSNT = 1, SCY = 8, EHTR = 0 */
-#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
- OR_SCY_8_CLK )
-
-#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
-#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
-#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
-
-/*
- * BR1/2 and OR1/2 (SDRAM)
- */
-#define SDRAM_BASE1_PRELIM 0x00000000 /* SDRAM bank #0 */
-#define SDRAM_BASE2_PRELIM 0x20000000 /* SDRAM bank #1 */
-#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
-
-/* SDRAM timing: Multiplexed addresses, drive GPL5 high on first cycle */
-#define CONFIG_SYS_OR_TIMING_SDRAM (OR_G5LS | OR_CSNT_SAM)
-
-#define CONFIG_SYS_OR1_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
-#define CONFIG_SYS_BR1_PRELIM ((SDRAM_BASE1_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
-#define CONFIG_SYS_OR2_PRELIM CONFIG_SYS_OR1_PRELIM
-#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
-
-/* IO and memory mapped stuff */
-#define NX823_IO_OR_AM 0xFFFF0000 /* mask for IO addresses */
-#define NX823_IO_BASE 0xFF000000 /* start of IO */
-#define GPOUT_OFFSET (3<<16)
-#define QUART_OFFSET (4<<16)
-#define VIDAC_OFFSET (5<<16)
-#define CPLD_OFFSET (6<<16)
-#define SED1386_OFFSET (7<<16)
-
-/*
- * BR3 and OR3 (general purpose output latches)
- */
-#define GPOUT_BASE (NX823_IO_BASE + GPOUT_OFFSET)
-#define GPOUT_TIMING (OR_CSNT_SAM | OR_TRLX | OR_BI)
-#define CONFIG_SYS_OR3_PRELIM (NX823_IO_OR_AM | GPOUT_TIMING)
-#define CONFIG_SYS_BR3_PRELIM (GPOUT_BASE | BR_V)
-
-/*
- * BR4 and OR4 (QUART)
- */
-#define QUART_BASE (NX823_IO_BASE + QUART_OFFSET)
-#define QUART_TIMING (OR_ACS_DIV4 | OR_SCY_3_CLK | OR_CSNT_SAM | OR_TRLX)
-#define CONFIG_SYS_OR4_PRELIM (NX823_IO_OR_AM | QUART_TIMING | OR_BI)
-#define CONFIG_SYS_BR4_PRELIM (QUART_BASE | BR_PS_8 | BR_V)
-
-/*
- * BR5 and OR5 (Video DAC)
- */
-#define VIDAC_BASE (NX823_IO_BASE + VIDAC_OFFSET)
-#define VIDAC_TIMING (OR_ACS_DIV4 | OR_SCY_3_CLK | OR_CSNT_SAM | OR_EHTR)
-#define CONFIG_SYS_OR5_PRELIM (NX823_IO_OR_AM | VIDAC_TIMING | OR_BI)
-#define CONFIG_SYS_BR5_PRELIM (VIDAC_BASE | BR_PS_8 | BR_V)
-
-/*
- * BR6 and OR6 (CPLD)
- * FIXME timing not verified for CPLD
- */
-#define CPLD_BASE (NX823_IO_BASE + CPLD_OFFSET)
-#define CPLD_TIMING (OR_ACS_DIV4 | OR_SCY_3_CLK | OR_CSNT_SAM | OR_EHTR)
-#define CONFIG_SYS_OR6_PRELIM (NX823_IO_OR_AM | CPLD_TIMING | OR_BI)
-#define CONFIG_SYS_BR6_PRELIM (CPLD_BASE | BR_PS_8 | BR_V )
-
-/*
- * BR7 and OR7 (SED1386)
- * FIXME timing not verified for SED controller
- */
-#define SED1386_BASE 0xF7000000
-#define CONFIG_SYS_OR7_PRELIM (0xFF000000 | OR_BI | OR_SETA)
-#define CONFIG_SYS_BR7_PRELIM (SED1386_BASE | BR_PS_16 | BR_V )
-
-/*
- * Memory Periodic Timer Prescaler
- */
-
-/* periodic timer for refresh */
-#define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
-
-/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
-#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
-#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
-
-/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
-#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
-#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
-
-/*
- * MAMR settings for SDRAM
- */
-
-/* 8 column SDRAM */
-#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
- MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
- MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
-/* 9 column SDRAM */
-#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
- MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
- MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
-
-#define CONFIG_ENV_OVERWRITE /* allow changes to ethaddr (for now) */
-#define CONFIG_ETHADDR 00:10:20:30:40:50
-#define CONFIG_IPADDR 10.77.77.20
-#define CONFIG_SERVERIP 10.77.77.250
-
-#endif /* __CONFIG_H */
--
1.8.3.2
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