Merge branch 'master' of git://git.denx.de/u-boot-arm

5 files changed, 64 insertions, 413 deletions

diff --git a/board/netstar/Makefile b/board/netstar/Makefile
index 8d911b845b..11a952b9b7 100644
--- a/board/netstar/Makefile
+++ b/board/netstar/Makefile
@@ -28,7 +28,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS	:= netstar.o flash.o nand.o
+COBJS	:= netstar.o
 SOBJS	:= setup.o crcek.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c) eeprom.c \
diff --git a/board/netstar/crcit.c b/board/netstar/crcit.c
index ce98e20267..e0cea9b3fb 100644
--- a/board/netstar/crcit.c
+++ b/board/netstar/crcit.c
@@ -31,11 +31,11 @@
 #include <sys/stat.h>
 #include "crcek.h"
 
-extern unsigned long crc32(unsigned long, const unsigned char *, unsigned int);
+extern uint32_t crc32(uint32_t, const unsigned char *, uint);
 
-uint32_t data[LOADER_SIZE/4 + 3];
+static uint32_t data[LOADER_SIZE/4 + 3];
 
-int doit(char *path, unsigned version)
+static int do_crc(char *path, unsigned version)
 {
 	uint32_t *p;
 	ssize_t size;
@@ -56,10 +56,10 @@ int doit(char *path, unsigned version)
 		fprintf(stderr, "File too large\n");
 		return EXIT_FAILURE;
 	}
-	size = (((size - 1) >> 2) + 1) << 2;
+	size = (size + 3) & ~3;	/* round up to 4 bytes */
 	data[0] = size + 4;	/* add size of version field */
 	data[1] = version;
-	data[(size >> 2) + 2] = crc32(0, (unsigned char *)(data + 1), data[0]);
+	data[2 + (size >> 2)] = crc32(0, (unsigned char *)(data + 1), data[0]);
 	close(fd);
 
 	if (write(STDOUT_FILENO, data, size + 3*4) == -1) {
@@ -73,12 +73,12 @@ int doit(char *path, unsigned version)
 int main(int argc, char **argv)
 {
 	if (argc == 2) {
-		return doit(argv[1], 0);
+		return do_crc(argv[1], 0);
 	} else if ((argc == 4) && (strcmp(argv[1], "-v") == 0)) {
 		char *endptr, *nptr = argv[2];
 		unsigned ver = strtoul(nptr, &endptr, 0);
 		if (*nptr != '\0' && *endptr == '\0')
-			return doit(argv[3], ver);
+			return do_crc(argv[3], ver);
 	}
 	fprintf(stderr, "Usage: crcit [-v version] <image>\n");
 
diff --git a/board/netstar/flash.c b/board/netstar/flash.c
deleted file mode 100644
index e9eca35e0f..0000000000
--- a/board/netstar/flash.c
+++ /dev/null
@@ -1,343 +0,0 @@
-/*
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * (C) Copyright 2005
- * 2N Telekomunikace, a.s. <www.2n.cz>
- * Ladislav Michl <michl@2n.cz>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-
-/*#if 0 */
-#if (PHYS_SDRAM_1_SIZE != SZ_32M)
-
-#include "crcek.h"
-
-#if (CONFIG_SYS_MAX_FLASH_BANKS > 1)
-#error There is always only _one_ flash chip
-#endif
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];
-
-#define CMD_READ_ARRAY		0x000000f0
-#define CMD_UNLOCK1		0x000000aa
-#define CMD_UNLOCK2		0x00000055
-#define CMD_ERASE_SETUP		0x00000080
-#define CMD_ERASE_CONFIRM	0x00000030
-#define CMD_PROGRAM		0x000000a0
-#define CMD_UNLOCK_BYPASS	0x00000020
-
-#define MEM_FLASH_ADDR1		(*(volatile u16 *)(CONFIG_SYS_FLASH_BASE + (0x00000555 << 1)))
-#define MEM_FLASH_ADDR2		(*(volatile u16 *)(CONFIG_SYS_FLASH_BASE + (0x000002aa << 1)))
-
-#define BIT_ERASE_DONE		0x00000080
-#define BIT_RDY_MASK		0x00000080
-#define BIT_PROGRAM_ERROR	0x00000020
-#define BIT_TIMEOUT		0x80000000	/* our flag */
-
-/*-----------------------------------------------------------------------
- */
-
-ulong flash_init(void)
-{
-	int i;
-
-	flash_info[0].flash_id = (AMD_MANUFACT & FLASH_VENDMASK) |
-				 (AMD_ID_LV800B & FLASH_TYPEMASK);
-	flash_info[0].size = PHYS_FLASH_1_SIZE;
-	flash_info[0].sector_count = CONFIG_SYS_MAX_FLASH_SECT;
-	memset(flash_info[0].protect, 0, CONFIG_SYS_MAX_FLASH_SECT);
-
-	for (i = 0; i < flash_info[0].sector_count; i++) {
-		switch (i) {
-		case 0: /* 16kB */
-			flash_info[0].start[0] = CONFIG_SYS_FLASH_BASE;
-			break;
-		case 1: /* 8kB */
-			flash_info[0].start[1] = CONFIG_SYS_FLASH_BASE + 0x4000;
-			break;
-		case 2: /* 8kB */
-			flash_info[0].start[2] = CONFIG_SYS_FLASH_BASE + 0x4000 +
-						 0x2000;
-			break;
-		case 3: /* 32 KB */
-			flash_info[0].start[3] = CONFIG_SYS_FLASH_BASE + 0x4000 +
-						 2 * 0x2000;
-			break;
-		case 4:
-			flash_info[0].start[4] = CONFIG_SYS_FLASH_BASE + 0x4000 +
-						 2 * 0x2000 + 0x8000;
-			break;
-		default: /* 64kB */
-			flash_info[0].start[i] = flash_info[0].start[i-1] +
-						 0x10000;
-			break;
-		}
-	}
-
-	/* U-Boot */
-	flash_protect(FLAG_PROTECT_SET,
-		      LOADER1_OFFSET,
-		      LOADER1_OFFSET + LOADER_SIZE - 1, flash_info);
-	/* Protect crcek, env and r_env as well */
-	flash_protect(FLAG_PROTECT_SET, 0, 0x8000 - 1, flash_info);
-
-	return flash_info[0].size;
-}
-
-/*-----------------------------------------------------------------------
- */
-void flash_print_info(flash_info_t *info)
-{
-	int i;
-
-	switch (info->flash_id & FLASH_VENDMASK) {
-	case (AMD_MANUFACT & FLASH_VENDMASK):
-		puts("AMD: ");
-		break;
-	default:
-		puts("Unknown vendor ");
-		break;
-	}
-
-	switch (info->flash_id & FLASH_TYPEMASK) {
-	case (AMD_ID_LV800B & FLASH_TYPEMASK):
-		puts("AM29LV800BB (8Mb)\n");
-		break;
-	default:
-		puts("Unknown chip type\n");
-		return;
-	}
-
-	printf("  Size: %ld MB in %d sectors\n",
-	       info->size >> 20, info->sector_count);
-
-	puts("  Sector start addresses:");
-	for (i = 0; i < info->sector_count; i++) {
-		if ((i % 5) == 0)
-			puts("\n   ");
-
-		printf(" %08lX%s", info->start[i],
-		       info->protect[i] ? " (RO)" : "     ");
-	}
-	puts("\n");
-}
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase(flash_info_t *info, int s_first, int s_last)
-{
-	ushort result;
-	int prot, sect;
-	int rc = ERR_OK;
-
-	/* first look for protection bits */
-
-	if (info->flash_id == FLASH_UNKNOWN)
-		return ERR_UNKNOWN_FLASH_TYPE;
-
-	if ((s_first < 0) || (s_first > s_last))
-		return ERR_INVAL;
-
-	if ((info->flash_id & FLASH_VENDMASK) !=
-	    (AMD_MANUFACT & FLASH_VENDMASK))
-		return ERR_UNKNOWN_FLASH_VENDOR;
-
-	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
-		putc('\n');
-
-	/* Start erase on unprotected sectors */
-	for (sect = s_first; sect <= s_last && !ctrlc (); sect++) {
-		if (info->protect[sect] == 0) {	/* not protected */
-			vu_short *addr = (vu_short *) (info->start[sect]);
-
-			/* arm simple, non interrupt dependent timer */
-			reset_timer_masked();
-
-			MEM_FLASH_ADDR1 = CMD_UNLOCK1;
-			MEM_FLASH_ADDR2 = CMD_UNLOCK2;
-			MEM_FLASH_ADDR1 = CMD_ERASE_SETUP;
-
-			MEM_FLASH_ADDR1 = CMD_UNLOCK1;
-			MEM_FLASH_ADDR2 = CMD_UNLOCK2;
-			*addr = CMD_ERASE_CONFIRM;
-
-			/* wait until flash is ready */
-			while (1) {
-				result = *addr;
-
-				/* check timeout */
-				if (get_timer_masked() > CONFIG_SYS_FLASH_ERASE_TOUT) {
-					MEM_FLASH_ADDR1 = CMD_READ_ARRAY;
-					rc = ERR_TIMOUT;
-					break;
-				}
-
-				if ((result & 0xfff) & BIT_ERASE_DONE)
-					break;
-
-				if ((result & 0xffff) & BIT_PROGRAM_ERROR) {
-					rc = ERR_PROG_ERROR;
-					break;
-				}
-			}
-
-			MEM_FLASH_ADDR1 = CMD_READ_ARRAY;
-
-			if (rc != ERR_OK)
-				goto out;
-
-			putc('.');
-		}
-	}
-out:
-	/* allow flash to settle - wait 10 ms */
-	udelay_masked(10000);
-
-	return rc;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash
- */
-
-static int write_hword(flash_info_t *info, ulong dest, ushort data)
-{
-	vu_short *addr = (vu_short *) dest;
-	ushort result;
-	int rc = ERR_OK;
-
-	/* check if flash is (sufficiently) erased */
-	result = *addr;
-	if ((result & data) != data)
-		return ERR_NOT_ERASED;
-
-	MEM_FLASH_ADDR1 = CMD_UNLOCK1;
-	MEM_FLASH_ADDR2 = CMD_UNLOCK2;
-	MEM_FLASH_ADDR1 = CMD_PROGRAM;
-	*addr = data;
-
-	/* arm simple, non interrupt dependent timer */
-	reset_timer_masked();
-
-	/* wait until flash is ready */
-	while (1) {
-		result = *addr;
-
-		/* check timeout */
-		if (get_timer_masked () > CONFIG_SYS_FLASH_ERASE_TOUT) {
-			rc = ERR_TIMOUT;
-			break;
-		}
-
-		if ((result & 0x80) == (data & 0x80))
-			break;
-
-		if ((result & 0xffff) & BIT_PROGRAM_ERROR) {
-			result = *addr;
-
-			if ((result & 0x80) != (data & 0x80))
-				rc = ERR_PROG_ERROR;
-		}
-	}
-
-	*addr = CMD_READ_ARRAY;
-
-	if (*addr != data)
-		rc = ERR_PROG_ERROR;
-
-	return rc;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash.
- */
-
-int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt)
-{
-	ulong cp, wp;
-	int l;
-	int i, rc;
-	ushort data;
-
-	wp = (addr & ~1);	/* get lower word aligned address */
-
-	/*
-	 * 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 << 8);
-		for (; i < 2 && cnt > 0; ++i) {
-			data = (data >> 8) | (*src++ << 8);
-			--cnt;
-			++cp;
-		}
-		for (; cnt == 0 && i < 2; ++i, ++cp)
-			data = (data >> 8) | (*(uchar *) cp << 8);
-
-		if ((rc = write_hword(info, wp, data)) != 0)
-			return (rc);
-		wp += 2;
-	}
-
-	/*
-	 * handle word aligned part
-	 */
-	while (cnt >= 2) {
-		data = *((vu_short *) src);
-		if ((rc = write_hword(info, wp, data)) != 0)
-			return (rc);
-		src += 2;
-		wp += 2;
-		cnt -= 2;
-	}
-
-	if (cnt == 0)
-		return ERR_OK;
-
-	/*
-	 * handle unaligned tail bytes
-	 */
-	data = 0;
-	for (i = 0, cp = wp; i < 2 && cnt > 0; ++i, ++cp) {
-		data = (data >> 8) | (*src++ << 8);
-		--cnt;
-	}
-	for (; i < 2; ++i, ++cp)
-		data = (data >> 8) | (*(uchar *) cp << 8);
-
-	return write_hword(info, wp, data);
-}
-
-#endif
diff --git a/board/netstar/nand.c b/board/netstar/nand.c
deleted file mode 100644
index e3ab66f2fb..0000000000
--- a/board/netstar/nand.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * (C) Copyright 2005 2N TELEKOMUNIKACE, Ladislav Michl
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-
-#if defined(CONFIG_CMD_NAND)
-
-#include <nand.h>
-
-/*
- *	hardware specific access to control-lines
- */
-#define	MASK_CLE	0x02
-#define	MASK_ALE	0x04
-
-static void netstar_nand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
-{
-	struct nand_chip *this = mtd->priv;
-	ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
-
-	IO_ADDR_W &= ~(MASK_ALE|MASK_CLE);
-	if (ctrl & NAND_CTRL_CHANGE) {
-		if ( ctrl & NAND_CLE )
-			IO_ADDR_W |= MASK_CLE;
-		if ( ctrl & NAND_ALE )
-			IO_ADDR_W |= MASK_ALE;
-	}
-	this->IO_ADDR_W = (void __iomem *) IO_ADDR_W;
-
-	if (cmd != NAND_CMD_NONE)
-		writeb(cmd, this->IO_ADDR_W);
-}
-
-int board_nand_init(struct nand_chip *nand)
-{
-	nand->options = NAND_SAMSUNG_LP_OPTIONS;
-	nand->ecc.mode = NAND_ECC_SOFT;
-	nand->cmd_ctrl = netstar_nand_hwcontrol;
-	nand->chip_delay = 400;
-	return 0;
-}
-#endif
diff --git a/board/netstar/netstar.c b/board/netstar/netstar.c
index f52afe50c7..ee4f2cdca7 100644
--- a/board/netstar/netstar.c
+++ b/board/netstar/netstar.c
@@ -21,6 +21,11 @@
  */
 
 #include <common.h>
+#include <i2c.h>
+#include <flash.h>
+#include <nand.h>
+
+#include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -52,6 +57,10 @@ int dram_init(void)
 
 int misc_init_r(void)
 {
+#if defined(CONFIG_RTC_DS1307)
+	/* enable trickle charge */
+	i2c_reg_write(CONFIG_SYS_I2C_RTC_ADDR, 0x10, 0xaa);
+#endif
 	return 0;
 }
 
@@ -59,3 +68,50 @@ int board_late_init(void)
 {
 	return 0;
 }
+
+#if defined(CONFIG_CMD_FLASH)
+ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t * info)
+{
+	if (banknum == 0) {	/* AM29LV800 boot flash */
+		info->portwidth = FLASH_CFI_16BIT;
+		info->chipwidth = FLASH_CFI_BY16;
+		info->interface = FLASH_CFI_X16;
+		return 1;
+	}
+
+	return 0;
+}
+#endif
+
+#if defined(CONFIG_CMD_NAND)
+/*
+ *	hardware specific access to control-lines
+ *
+ *	NAND_NCE: bit 0 - don't care
+ *	NAND_CLE: bit 1 -> bit 1  (0x0002)
+ *	NAND_ALE: bit 2 -> bit 2  (0x0004)
+ */
+static void netstar_nand_hwcontrol(struct mtd_info *mtd, int cmd,
+	unsigned int ctrl)
+{
+	struct nand_chip *chip = mtd->priv;
+	unsigned long mask;
+
+	if (cmd == NAND_CMD_NONE)
+		return;
+
+	mask = (ctrl & NAND_CLE) ? 0x02 : 0;
+	if (ctrl & NAND_ALE)
+		mask |= 0x04;
+	writeb(cmd, (unsigned long)chip->IO_ADDR_W | mask);
+}
+
+int board_nand_init(struct nand_chip *nand)
+{
+	nand->options = NAND_SAMSUNG_LP_OPTIONS;
+	nand->ecc.mode = NAND_ECC_SOFT;
+	nand->cmd_ctrl = netstar_nand_hwcontrol;
+	nand->chip_delay = 400;
+	return 0;
+}
+#endif