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-rw-r--r--board/cm4008/Kconfig12
-rw-r--r--board/cm4008/MAINTAINERS6
-rw-r--r--board/cm4008/Makefile8
-rw-r--r--board/cm4008/cm4008.c88
-rw-r--r--board/cm4008/config.mk1
-rw-r--r--board/cm4008/flash.c395
-rw-r--r--board/cm41xx/Kconfig12
-rw-r--r--board/cm41xx/MAINTAINERS6
-rw-r--r--board/cm41xx/Makefile8
-rw-r--r--board/cm41xx/cm41xx.c88
-rw-r--r--board/cm41xx/config.mk1
-rw-r--r--board/cm41xx/flash.c395
12 files changed, 0 insertions, 1020 deletions
diff --git a/board/cm4008/Kconfig b/board/cm4008/Kconfig
deleted file mode 100644
index de87d5b..0000000
--- a/board/cm4008/Kconfig
+++ /dev/null
@@ -1,12 +0,0 @@
-if TARGET_CM4008
-
-config SYS_BOARD
- default "cm4008"
-
-config SYS_SOC
- default "ks8695"
-
-config SYS_CONFIG_NAME
- default "cm4008"
-
-endif
diff --git a/board/cm4008/MAINTAINERS b/board/cm4008/MAINTAINERS
deleted file mode 100644
index 5f08bc3..0000000
--- a/board/cm4008/MAINTAINERS
+++ /dev/null
@@ -1,6 +0,0 @@
-CM4008 BOARD
-M: Greg Ungerer <greg.ungerer@opengear.com>
-S: Maintained
-F: board/cm4008/
-F: include/configs/cm4008.h
-F: configs/cm4008_defconfig
diff --git a/board/cm4008/Makefile b/board/cm4008/Makefile
deleted file mode 100644
index 04b1529..0000000
--- a/board/cm4008/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-obj-y := cm4008.o flash.o
diff --git a/board/cm4008/cm4008.c b/board/cm4008/cm4008.c
deleted file mode 100644
index 740e164..0000000
--- a/board/cm4008/cm4008.c
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * (C) Copyright 2005
- * Greg Ungerer, OpenGear Inc, <greg.ungerer@opengear.com>
- *
- * (C) Copyright 2002
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/arch/platform.h>
-#include <netdev.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/* ------------------------------------------------------------------------- */
-
-#define ks8695_read(a) *((volatile unsigned int *) (KS8695_IO_BASE+(a)))
-#define ks8695_write(a,b) *((volatile unsigned int *) (KS8695_IO_BASE+(a))) = (b)
-
-/* ------------------------------------------------------------------------- */
-
-
-/*
- * Miscelaneous platform dependent initialisations
- */
-int env_flash_cmdline (void)
-{
- char *sp = (char *) 0x0201c020;
- char *ep;
- int len;
-
- /* Check if "erase" push button is depressed */
- if ((ks8695_read(KS8695_GPIO_DATA) & 0x8) == 0) {
- printf("### Entering network recovery mode...\n");
- setenv("bootargs", "console=ttyAM0,115200 mem=16M initrd=0x400000,6M root=/dev/ram0");
- setenv("bootcmd", "bootp 0x400000; gofsk 0x400000");
- setenv("bootdelay", "2");
- return 0;
- }
-
- /* Check for flash based kernel boot args to use as default */
- for (ep = sp, len = 0; ((len < 1024) && (*ep != 0)); ep++, len++)
- ;
-
- if ((len > 0) && (len <1024))
- setenv("bootargs", sp);
-
- return 0;
-}
-
-int board_late_init (void)
-{
- return 0;
-}
-
-int board_eth_init(bd_t *bis)
-{
- return ks8695_eth_initialize();
-}
-
-int board_init (void)
-{
- /* arch number of CM4008 */
- gd->bd->bi_arch_number = 624;
-
- /* adress of boot parameters */
- gd->bd->bi_boot_params = 0x00000100;
-
- /* power down all but port 0 on the switch */
- ks8695_write(KS8695_SWITCH_LPPM12, 0x00000005);
- ks8695_write(KS8695_SWITCH_LPPM34, 0x00050005);
-
- return 0;
-}
-
-int dram_init (void)
-{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return (0);
-}
diff --git a/board/cm4008/config.mk b/board/cm4008/config.mk
deleted file mode 100644
index 0d5923b..0000000
--- a/board/cm4008/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x00f00000
diff --git a/board/cm4008/flash.c b/board/cm4008/flash.c
deleted file mode 100644
index 8315a57..0000000
--- a/board/cm4008/flash.c
+++ /dev/null
@@ -1,395 +0,0 @@
-/*
- * (C) Copyright 2005
- * Greg Ungerer, OpenGear Inc, greg.ungerer@opengear.com
- *
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <linux/byteorder/swab.h>
-#include <asm/sections.h>
-
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-#define mb() __asm__ __volatile__ ("" : : : "memory")
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size (unsigned char * addr, flash_info_t * info);
-static int write_data (flash_info_t * info, ulong dest, unsigned char data);
-static void flash_get_offsets (ulong base, flash_info_t * info);
-void inline spin_wheel (void);
-
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
- int i;
- ulong size = 0;
-
- for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
- switch (i) {
- case 0:
- flash_get_size ((unsigned char *) PHYS_FLASH_1, &flash_info[i]);
- flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
- break;
- case 1:
- /* ignore for now */
- flash_info[i].flash_id = FLASH_UNKNOWN;
- break;
- default:
- panic ("configured too many flash banks!\n");
- break;
- }
- size += flash_info[i].size;
- }
-
- /* Protect monitor and environment sectors
- */
- flash_protect (FLAG_PROTECT_SET,
- CONFIG_SYS_FLASH_BASE,
- CONFIG_SYS_FLASH_BASE + (__bss_end - __bss_start),
- &flash_info[0]);
-
- 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);
- info->protect[i] = 0;
- }
- }
-}
-
-/*-----------------------------------------------------------------------
- */
-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_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 (unsigned char * addr, flash_info_t * info)
-{
- volatile unsigned char value;
-
- /* Write auto select command: read Manufacturer ID */
- addr[0x5555] = 0xAA;
- addr[0x2AAA] = 0x55;
- addr[0x5555] = 0x90;
-
- mb ();
- value = addr[0];
-
- switch (value) {
-
- case (unsigned char)INTEL_MANUFACT:
- info->flash_id = FLASH_MAN_INTEL;
- break;
-
- default:
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- addr[0] = 0xFF; /* restore read mode */
- return (0); /* no or unknown flash */
- }
-
- mb ();
- value = addr[2]; /* device ID */
-
- switch (value) {
-
- case (unsigned char)INTEL_ID_28F640J3A:
- info->flash_id += FLASH_28F640J3A;
- info->sector_count = 64;
- info->size = 0x00800000;
- break; /* => 8 MB */
-
- case (unsigned char)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] = 0xFF; /* restore read mode */
-
- return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t * info, int s_first, int s_last)
-{
- int prot, sect;
- ulong type;
- int rcode = 0;
- ulong start;
-
- 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");
-
- /* Disable interrupts which might cause a timeout here */
- disable_interrupts();
-
- /* Start erase on unprotected sectors */
- for (sect = s_first; sect <= s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- volatile unsigned char *addr;
- unsigned char status;
-
- printf ("Erasing sector %2d ... ", sect);
-
- /* arm simple, non interrupt dependent timer */
- start = get_timer(0);
-
- addr = (volatile unsigned char *) (info->start[sect]);
- *addr = 0x50; /* clear status register */
- *addr = 0x20; /* erase setup */
- *addr = 0xD0; /* erase confirm */
-
- while (((status = *addr) & 0x80) != 0x80) {
- if (get_timer(start) >
- CONFIG_SYS_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- *addr = 0xB0; /* suspend erase */
- *addr = 0xFF; /* reset to read mode */
- rcode = 1;
- break;
- }
- }
-
- *addr = 0x50; /* clear status register cmd */
- *addr = 0xFF; /* resest 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;
- unsigned char data;
- int count, i, l, rc, port_width;
-
- if (info->flash_id == FLASH_UNKNOWN)
- return 4;
-
- wp = addr;
- port_width = 1;
-
- /*
- * 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) {
- 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, 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, unsigned char data)
-{
- volatile unsigned char *addr = (volatile unsigned char *) dest;
- ulong status;
- ulong start;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*addr & data) != data) {
- printf ("not erased at %08lx (%lx)\n", (ulong) addr,
- (ulong) * addr);
- return (2);
- }
- /* Disable interrupts which might cause a timeout here */
- disable_interrupts();
-
- *addr = 0x40; /* write setup */
- *addr = data;
-
- /* arm simple, non interrupt dependent timer */
- start = get_timer(0);
-
- /* wait while polling the status register */
- while (((status = *addr) & 0x80) != 0x80) {
- if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- *addr = 0xFF; /* restore read mode */
- return (1);
- }
- }
-
- *addr = 0xFF; /* restore read mode */
-
- return (0);
-}
-
-void inline spin_wheel (void)
-{
- static int p = 0;
- static char w[] = "\\/-";
-
- printf ("\010%c", w[p]);
- (++p == 3) ? (p = 0) : 0;
-}
diff --git a/board/cm41xx/Kconfig b/board/cm41xx/Kconfig
deleted file mode 100644
index 99e675b..0000000
--- a/board/cm41xx/Kconfig
+++ /dev/null
@@ -1,12 +0,0 @@
-if TARGET_CM41XX
-
-config SYS_BOARD
- default "cm41xx"
-
-config SYS_SOC
- default "ks8695"
-
-config SYS_CONFIG_NAME
- default "cm41xx"
-
-endif
diff --git a/board/cm41xx/MAINTAINERS b/board/cm41xx/MAINTAINERS
deleted file mode 100644
index f10eeb5..0000000
--- a/board/cm41xx/MAINTAINERS
+++ /dev/null
@@ -1,6 +0,0 @@
-CM41XX BOARD
-#M: -
-S: Maintained
-F: board/cm41xx/
-F: include/configs/cm41xx.h
-F: configs/cm41xx_defconfig
diff --git a/board/cm41xx/Makefile b/board/cm41xx/Makefile
deleted file mode 100644
index b71ea05..0000000
--- a/board/cm41xx/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-obj-y := cm41xx.o flash.o
diff --git a/board/cm41xx/cm41xx.c b/board/cm41xx/cm41xx.c
deleted file mode 100644
index eabad48..0000000
--- a/board/cm41xx/cm41xx.c
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * (C) Copyright 2005
- * Greg Ungerer, OpenGear Inc, <greg.ungerer@opengear.com>
- *
- * (C) Copyright 2002
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/arch/platform.h>
-#include <netdev.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/* ------------------------------------------------------------------------- */
-
-#define ks8695_read(a) *((volatile unsigned int *) (KS8695_IO_BASE+(a)))
-#define ks8695_write(a,b) *((volatile unsigned int *) (KS8695_IO_BASE+(a))) = (b)
-
-/* ------------------------------------------------------------------------- */
-
-
-/*
- * Miscelaneous platform dependent initialisations
- */
-int env_flash_cmdline (void)
-{
- char *sp = (char *) 0x0201c020;
- char *ep;
- int len;
-
- /* Check if "erase" push button is depressed */
- if ((ks8695_read(KS8695_GPIO_DATA) & 0x8) == 0) {
- printf("### Entering network recovery mode...\n");
- setenv("bootargs", "console=ttyAM0,115200 mem=32M initrd=0x400000,8M root=/dev/ram0");
- setenv("bootcmd", "bootp 0x400000; gofsk 0x400000");
- setenv("bootdelay", "2");
- return 0;
- }
-
- /* Check for flash based kernel boot args to use as default */
- for (ep = sp, len = 0; ((len < 1024) && (*ep != 0)); ep++, len++)
- ;
-
- if ((len > 0) && (len <1024))
- setenv("bootargs", sp);
-
- return 0;
-}
-
-int board_late_init (void)
-{
- return 0;
-}
-
-int board_eth_init(bd_t *bis)
-{
- return ks8695_eth_initialize();
-}
-
-int board_init (void)
-{
- /* arch number of CM41xx */
- gd->bd->bi_arch_number = 672;
-
- /* adress of boot parameters */
- gd->bd->bi_boot_params = 0x00000100;
-
- /* power down all but port 0 on the switch */
- ks8695_write(KS8695_SWITCH_LPPM12, 0x00000005);
- ks8695_write(KS8695_SWITCH_LPPM34, 0x00050005);
-
- return 0;
-}
-
-int dram_init (void)
-{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return (0);
-}
diff --git a/board/cm41xx/config.mk b/board/cm41xx/config.mk
deleted file mode 100644
index 0d5923b..0000000
--- a/board/cm41xx/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x00f00000
diff --git a/board/cm41xx/flash.c b/board/cm41xx/flash.c
deleted file mode 100644
index 8315a57..0000000
--- a/board/cm41xx/flash.c
+++ /dev/null
@@ -1,395 +0,0 @@
-/*
- * (C) Copyright 2005
- * Greg Ungerer, OpenGear Inc, greg.ungerer@opengear.com
- *
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <linux/byteorder/swab.h>
-#include <asm/sections.h>
-
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-#define mb() __asm__ __volatile__ ("" : : : "memory")
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size (unsigned char * addr, flash_info_t * info);
-static int write_data (flash_info_t * info, ulong dest, unsigned char data);
-static void flash_get_offsets (ulong base, flash_info_t * info);
-void inline spin_wheel (void);
-
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
- int i;
- ulong size = 0;
-
- for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
- switch (i) {
- case 0:
- flash_get_size ((unsigned char *) PHYS_FLASH_1, &flash_info[i]);
- flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
- break;
- case 1:
- /* ignore for now */
- flash_info[i].flash_id = FLASH_UNKNOWN;
- break;
- default:
- panic ("configured too many flash banks!\n");
- break;
- }
- size += flash_info[i].size;
- }
-
- /* Protect monitor and environment sectors
- */
- flash_protect (FLAG_PROTECT_SET,
- CONFIG_SYS_FLASH_BASE,
- CONFIG_SYS_FLASH_BASE + (__bss_end - __bss_start),
- &flash_info[0]);
-
- 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);
- info->protect[i] = 0;
- }
- }
-}
-
-/*-----------------------------------------------------------------------
- */
-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_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 (unsigned char * addr, flash_info_t * info)
-{
- volatile unsigned char value;
-
- /* Write auto select command: read Manufacturer ID */
- addr[0x5555] = 0xAA;
- addr[0x2AAA] = 0x55;
- addr[0x5555] = 0x90;
-
- mb ();
- value = addr[0];
-
- switch (value) {
-
- case (unsigned char)INTEL_MANUFACT:
- info->flash_id = FLASH_MAN_INTEL;
- break;
-
- default:
- info->flash_id = FLASH_UNKNOWN;
- info->sector_count = 0;
- info->size = 0;
- addr[0] = 0xFF; /* restore read mode */
- return (0); /* no or unknown flash */
- }
-
- mb ();
- value = addr[2]; /* device ID */
-
- switch (value) {
-
- case (unsigned char)INTEL_ID_28F640J3A:
- info->flash_id += FLASH_28F640J3A;
- info->sector_count = 64;
- info->size = 0x00800000;
- break; /* => 8 MB */
-
- case (unsigned char)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] = 0xFF; /* restore read mode */
-
- return (info->size);
-}
-
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t * info, int s_first, int s_last)
-{
- int prot, sect;
- ulong type;
- int rcode = 0;
- ulong start;
-
- 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");
-
- /* Disable interrupts which might cause a timeout here */
- disable_interrupts();
-
- /* Start erase on unprotected sectors */
- for (sect = s_first; sect <= s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- volatile unsigned char *addr;
- unsigned char status;
-
- printf ("Erasing sector %2d ... ", sect);
-
- /* arm simple, non interrupt dependent timer */
- start = get_timer(0);
-
- addr = (volatile unsigned char *) (info->start[sect]);
- *addr = 0x50; /* clear status register */
- *addr = 0x20; /* erase setup */
- *addr = 0xD0; /* erase confirm */
-
- while (((status = *addr) & 0x80) != 0x80) {
- if (get_timer(start) >
- CONFIG_SYS_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- *addr = 0xB0; /* suspend erase */
- *addr = 0xFF; /* reset to read mode */
- rcode = 1;
- break;
- }
- }
-
- *addr = 0x50; /* clear status register cmd */
- *addr = 0xFF; /* resest 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;
- unsigned char data;
- int count, i, l, rc, port_width;
-
- if (info->flash_id == FLASH_UNKNOWN)
- return 4;
-
- wp = addr;
- port_width = 1;
-
- /*
- * 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) {
- 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, 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, unsigned char data)
-{
- volatile unsigned char *addr = (volatile unsigned char *) dest;
- ulong status;
- ulong start;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*addr & data) != data) {
- printf ("not erased at %08lx (%lx)\n", (ulong) addr,
- (ulong) * addr);
- return (2);
- }
- /* Disable interrupts which might cause a timeout here */
- disable_interrupts();
-
- *addr = 0x40; /* write setup */
- *addr = data;
-
- /* arm simple, non interrupt dependent timer */
- start = get_timer(0);
-
- /* wait while polling the status register */
- while (((status = *addr) & 0x80) != 0x80) {
- if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- *addr = 0xFF; /* restore read mode */
- return (1);
- }
- }
-
- *addr = 0xFF; /* restore read mode */
-
- return (0);
-}
-
-void inline spin_wheel (void)
-{
- static int p = 0;
- static char w[] = "\\/-";
-
- printf ("\010%c", w[p]);
- (++p == 3) ? (p = 0) : 0;
-}