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

Makefile

@@ -285,6 +285,7 @@ endif
 ifeq ($(CONFIG_ONENAND_U_BOOT),y)
 ONENAND_IPL = onenand_ipl
 U_BOOT_ONENAND = $(obj)u-boot-onenand.bin
+ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin
 endif
 
 __OBJS := $(subst $(obj),,$(OBJS))
@@ -378,8 +379,7 @@ $(ONENAND_IPL):	$(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk
 		$(MAKE) -C onenand_ipl/board/$(BOARDDIR) all
 
 $(U_BOOT_ONENAND):	$(ONENAND_IPL) $(obj)u-boot.bin
-		cat $(obj)onenand_ipl/onenand-ipl-2k.bin $(obj)u-boot.bin > $(obj)u-boot-onenand.bin
-		cat $(obj)onenand_ipl/onenand-ipl-4k.bin $(obj)u-boot.bin > $(obj)u-boot-flexonenand.bin
+		cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin
 
 $(VERSION_FILE):
 		@( printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' "$(U_BOOT_VERSION)" \
@@ -3210,8 +3210,6 @@ zylonite_config :
 #########################################################################
 
 apollon_config		: unconfig
-	@mkdir -p $(obj)include
-	@mkdir -p $(obj)onenand_ipl/board/apollon
 	@echo "#define CONFIG_ONENAND_U_BOOT" > $(obj)include/config.h
 	@$(MKCONFIG) $(@:_config=) arm arm1136 apollon NULL omap24xx
 	@echo "CONFIG_ONENAND_U_BOOT = y" >> $(obj)include/config.mk
@@ -3693,7 +3691,8 @@ clean:
 	       $(obj)cpu/blackfin/bootrom-asm-offsets.[chs]
 	@rm -f $(obj)include/bmp_logo.h
 	@rm -f $(obj)nand_spl/{u-boot.lds,u-boot-spl,u-boot-spl.map,System.map}
-	@rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl-2k.bin,ipl-4k.bin,ipl.map}
+	@rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map}
+	@rm -f $(ONENAND_BIN)
 	@rm -f $(obj)onenand_ipl/u-boot.lds
 	@rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
 	@find $(OBJTREE) -type f \

board/micronas/vct/ebi_onenand.c

@@ -193,6 +193,5 @@ void onenand_board_init(struct mtd_info *mtd)
 	chip->write_word = ebi_nand_write_word;
 
 	chip->read_bufferram = ebi_read_bufferram;
-	chip->read_spareram = ebi_read_bufferram;
 	chip->write_bufferram = ebi_write_bufferram;
 }

drivers/mtd/nand/davinci_nand.c

@@ -202,7 +202,6 @@ static struct nand_ecclayout nand_davinci_4bit_layout_oobfirst = {
 	},
 #endif
 };
-#endif
 
 static void nand_davinci_4bit_enable_hwecc(struct mtd_info *mtd, int mode)
 {
@@ -289,7 +288,6 @@ static int nand_davinci_4bit_calculate_ecc(struct mtd_info *mtd,
 static int nand_davinci_4bit_correct_data(struct mtd_info *mtd, uint8_t *dat,
 					  uint8_t *read_ecc, uint8_t *calc_ecc)
 {
-	struct nand_chip *this = mtd->priv;
 	unsigned short ecc_10bit[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
 	int i;
 	unsigned int hw_4ecc[4] = { 0, 0, 0, 0 }, iserror = 0;
@@ -441,6 +439,7 @@ static int nand_davinci_4bit_correct_data(struct mtd_info *mtd, uint8_t *dat,
 
 	return numerrors;
 }
+#endif /* CONFIG_SYS_NAND_4BIT_HW_ECC_OOBFIRST */
 
 static int nand_davinci_dev_ready(struct mtd_info *mtd)
 {

onenand_ipl/onenand_boot.c

@@ -24,7 +24,6 @@
  */
 
 #include <common.h>
-#include <version.h>
 
 #include "onenand_ipl.h"
 

onenand_ipl/onenand_ipl.h

@@ -28,8 +28,9 @@
 
 #define THIS_ONENAND(a)         (CONFIG_SYS_ONENAND_BASE + (a))
 
-#define READ_INTERRUPT()                                                \
-	onenand_readw(THIS_ONENAND(ONENAND_REG_INTERRUPT))
+#define READ_INTERRUPT()	onenand_readw(ONENAND_REG_INTERRUPT)
 
+extern int (*onenand_read_page)(ulong block, ulong page,
+				u_char *buf, int pagesize);
 extern int onenand_read_block(unsigned char *buf);
 #endif

onenand_ipl/onenand_read.c

@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2005-2008 Samsung Electronis
+ * (C) Copyright 2005-2009 Samsung Electronics
  * Kyungmin Park <kyungmin.park@samsung.com>
  *
  * See file CREDITS for list of people who contributed to this
@@ -37,8 +37,10 @@
 extern void *memcpy32(void *dest, void *src, int size);
 #endif
 
+int (*onenand_read_page)(ulong block, ulong page, u_char *buf, int pagesize);
+
 /* read a page with ECC */
-static inline int onenand_read_page(ulong block, ulong page,
+static int generic_onenand_read_page(ulong block, ulong page,
 				u_char * buf, int pagesize)
 {
 	unsigned long *base;
@@ -89,9 +91,25 @@ static inline int onenand_read_page(ulong block, ulong page,
 	return 0;
 }
 
-#define ONENAND_START_PAGE		1
+#ifndef CONFIG_ONENAND_START_PAGE
+#define CONFIG_ONENAND_START_PAGE	1
+#endif
 #define ONENAND_PAGES_PER_BLOCK		64
 
+static void onenand_generic_init(int *page_is_4KiB, int *page)
+{
+	int dev_id, density;
+
+	if (onenand_readw(ONENAND_REG_TECHNOLOGY))
+		*page_is_4KiB = 1;
+	dev_id = onenand_readw(ONENAND_REG_DEVICE_ID);
+	density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT;
+	density &= ONENAND_DEVICE_DENSITY_MASK;
+	if (density >= ONENAND_DEVICE_DENSITY_4Gb &&
+	    !(dev_id & ONENAND_DEVICE_IS_DDP))
+		*page_is_4KiB = 1;
+}
+
 /**
  * onenand_read_block - Read CONFIG_SYS_MONITOR_LEN from begining
  *                      of OneNAND, skipping bad blocks
@@ -99,24 +117,28 @@ static inline int onenand_read_page(ulong block, ulong page,
  */
 int onenand_read_block(unsigned char *buf)
 {
-	int block;
-	int page = ONENAND_START_PAGE, offset = 0;
-	int pagesize = 0, erase_shift = 0;
-	int erasesize = 0, nblocks = 0;
+	int block, nblocks;
+	int page = CONFIG_ONENAND_START_PAGE, offset = 0;
+	int pagesize, erasesize, erase_shift;
+	int page_is_4KiB = 0;
+
+	onenand_read_page = generic_onenand_read_page;
+
+	onenand_generic_init(&page_is_4KiB, &page);
 
-	if (onenand_readw(ONENAND_REG_TECHNOLOGY)) {
-		pagesize = 4096; /* MLC OneNAND has 4KiB pagesize */
+	if (page_is_4KiB) {
+		pagesize = 4096; /* OneNAND has 4KiB pagesize */
 		erase_shift = 18;
 	} else {
-		pagesize = 2048;
+		pagesize = 2048; /* OneNAND has 2KiB pagesize */
 		erase_shift = 17;
 	}
 
-	erasesize = ONENAND_PAGES_PER_BLOCK * pagesize;
+	erasesize = (1 << erase_shift);
 	nblocks = (CONFIG_SYS_MONITOR_LEN + erasesize - 1) >> erase_shift;
 
 	/* NOTE: you must read page from page 1 of block 0 */
-	/* read the block page by page*/
+	/* read the block page by page */
 	for (block = 0; block < nblocks; block++) {
 		for (; page < ONENAND_PAGES_PER_BLOCK; page++) {
 			if (onenand_read_page(block, page, buf + offset,