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-rw-r--r--arch/nios2/cpu/interrupts.c21
-rw-r--r--arch/nios2/lib/cache.S10
-rw-r--r--board/eNET/eNET.c5
-rw-r--r--board/samsung/goni/onenand.c1
-rw-r--r--board/samsung/universal_c210/onenand.c2
-rw-r--r--common/cmd_bootm.c1
-rw-r--r--drivers/mtd/onenand/onenand_base.c88
-rw-r--r--drivers/mtd/onenand/samsung.c10
-rw-r--r--include/configs/nios2-generic.h3
-rw-r--r--include/configs/s5pc210_universal.h1
-rw-r--r--include/linux/mtd/onenand.h5
-rw-r--r--include/linux/mtd/samsung_onenand.h2
12 files changed, 120 insertions, 29 deletions
diff --git a/arch/nios2/cpu/interrupts.c b/arch/nios2/cpu/interrupts.c
index 0a97fa6b6b..2ce689f63f 100644
--- a/arch/nios2/cpu/interrupts.c
+++ b/arch/nios2/cpu/interrupts.c
@@ -98,6 +98,27 @@ ulong get_timer (ulong base)
return (timestamp - base);
}
+/*
+ * This function is derived from Blackfin code (read timebase as long long).
+ * On Nios2 it just returns the timer value.
+ */
+unsigned long long get_ticks(void)
+{
+ return get_timer(0);
+}
+
+/*
+ * This function is derived from Blackfin code.
+ * On Nios2 it returns the number of timer ticks per second.
+ */
+ulong get_tbclk(void)
+{
+ ulong tbclk;
+
+ tbclk = CONFIG_SYS_HZ;
+ return tbclk;
+}
+
/* The board must handle this interrupt if a timer is not
* provided.
*/
diff --git a/arch/nios2/lib/cache.S b/arch/nios2/lib/cache.S
index ee3b4b79bf..b952d0c901 100644
--- a/arch/nios2/lib/cache.S
+++ b/arch/nios2/lib/cache.S
@@ -48,6 +48,16 @@ flush_icache:
bltu r4, r5, 1b
ret
+ .global flush_dcache_range
+
+flush_dcache_range:
+ movhi r8, %hi(CONFIG_SYS_DCACHELINE_SIZE)
+ ori r8, r8, %lo(CONFIG_SYS_DCACHELINE_SIZE)
+0: flushd 0(r4)
+ add r4, r4, r8
+ bltu r4, r5, 0b
+ ret
+
.global flush_cache
flush_cache:
diff --git a/board/eNET/eNET.c b/board/eNET/eNET.c
index 429fe1b4ff..2f26470cb1 100644
--- a/board/eNET/eNET.c
+++ b/board/eNET/eNET.c
@@ -178,11 +178,6 @@ void show_boot_progress(int val)
int last_stage_init(void)
{
- int minor;
- int major;
-
- major = minor = 0;
-
outb(0x00, LED_LATCH_ADDRESS);
register_timer_isr(enet_timer_isr);
diff --git a/board/samsung/goni/onenand.c b/board/samsung/goni/onenand.c
index 8d3769b916..9dd80fa678 100644
--- a/board/samsung/goni/onenand.c
+++ b/board/samsung/goni/onenand.c
@@ -33,4 +33,5 @@ void onenand_board_init(struct mtd_info *mtd)
this->base = (void *)CONFIG_SYS_ONENAND_BASE;
this->options |= ONENAND_RUNTIME_BADBLOCK_CHECK;
+ this->chip_probe = s5pc110_chip_probe;
}
diff --git a/board/samsung/universal_c210/onenand.c b/board/samsung/universal_c210/onenand.c
index 20e1dc54eb..5b92308653 100644
--- a/board/samsung/universal_c210/onenand.c
+++ b/board/samsung/universal_c210/onenand.c
@@ -24,6 +24,7 @@
#include <common.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/onenand.h>
+#include <linux/mtd/samsung_onenand.h>
void onenand_board_init(struct mtd_info *mtd)
{
@@ -31,4 +32,5 @@ void onenand_board_init(struct mtd_info *mtd)
this->base = (void *)CONFIG_SYS_ONENAND_BASE;
this->options |= ONENAND_RUNTIME_BADBLOCK_CHECK;
+ this->chip_probe = s5pc210_chip_probe;
}
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 9ad2535d4b..5685232892 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -186,6 +186,7 @@ static void boot_start_lmb(bootm_headers_t *images)
board_lmb_reserve(&images->lmb);
}
#else
+#define lmb_reserve(lmb, base, size)
static inline void boot_start_lmb(bootm_headers_t *images) { }
#endif
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index 06f187fdd7..480ae7a207 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -367,7 +367,7 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr,
this->write_word(value,
this->base + ONENAND_REG_START_ADDRESS2);
- if (ONENAND_IS_MLC(this))
+ if (ONENAND_IS_4KB_PAGE(this))
ONENAND_SET_BUFFERRAM0(this);
else
/* Switch to the next data buffer */
@@ -395,7 +395,7 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr,
case FLEXONENAND_CMD_RECOVER_LSB:
case ONENAND_CMD_READ:
case ONENAND_CMD_READOOB:
- if (ONENAND_IS_MLC(this))
+ if (ONENAND_IS_4KB_PAGE(this))
dataram = ONENAND_SET_BUFFERRAM0(this);
else
dataram = ONENAND_SET_NEXT_BUFFERRAM(this);
@@ -893,7 +893,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,
while (!ret) {
/* If there is more to load then start next load */
from += thislen;
- if (!ONENAND_IS_MLC(this) && read + thislen < len) {
+ if (!ONENAND_IS_4KB_PAGE(this) && read + thislen < len) {
this->main_buf = buf + thislen;
this->command(mtd, ONENAND_CMD_READ, from, writesize);
/*
@@ -927,7 +927,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,
oobcolumn = 0;
}
- if (ONENAND_IS_MLC(this) && (read + thislen < len)) {
+ if (ONENAND_IS_4KB_PAGE(this) && (read + thislen < len)) {
this->command(mtd, ONENAND_CMD_READ, from, writesize);
ret = this->wait(mtd, FL_READING);
if (unlikely(ret))
@@ -944,13 +944,13 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,
/* Set up for next read from bufferRAM */
if (unlikely(boundary))
this->write_word(ONENAND_DDP_CHIP1, this->base + ONENAND_REG_START_ADDRESS2);
- if (!ONENAND_IS_MLC(this))
+ if (!ONENAND_IS_4KB_PAGE(this))
ONENAND_SET_NEXT_BUFFERRAM(this);
buf += thislen;
thislen = min_t(int, writesize, len - read);
column = 0;
- if (!ONENAND_IS_MLC(this)) {
+ if (!ONENAND_IS_4KB_PAGE(this)) {
/* Now wait for load */
ret = this->wait(mtd, FL_READING);
onenand_update_bufferram(mtd, from, !ret);
@@ -1024,7 +1024,8 @@ static int onenand_read_oob_nolock(struct mtd_info *mtd, loff_t from,
stats = mtd->ecc_stats;
- readcmd = ONENAND_IS_MLC(this) ? ONENAND_CMD_READ : ONENAND_CMD_READOOB;
+ readcmd = ONENAND_IS_4KB_PAGE(this) ?
+ ONENAND_CMD_READ : ONENAND_CMD_READOOB;
while (read < len) {
thislen = oobsize - column;
@@ -1202,7 +1203,8 @@ int onenand_bbt_read_oob(struct mtd_info *mtd, loff_t from,
MTDDEBUG(MTD_DEBUG_LEVEL3, "onenand_bbt_read_oob: from = 0x%08x, len = %zi\n", (unsigned int) from, len);
- readcmd = ONENAND_IS_MLC(this) ? ONENAND_CMD_READ : ONENAND_CMD_READOOB;
+ readcmd = ONENAND_IS_4KB_PAGE(this) ?
+ ONENAND_CMD_READ : ONENAND_CMD_READOOB;
/* Initialize return value */
ops->oobretlen = 0;
@@ -1271,7 +1273,8 @@ static int onenand_verify_oob(struct mtd_info *mtd, const u_char *buf, loff_t to
u_char *oob_buf = this->oob_buf;
int status, i, readcmd;
- readcmd = ONENAND_IS_MLC(this) ? ONENAND_CMD_READ : ONENAND_CMD_READOOB;
+ readcmd = ONENAND_IS_4KB_PAGE(this) ?
+ ONENAND_CMD_READ : ONENAND_CMD_READOOB;
this->command(mtd, readcmd, to, mtd->oobsize);
onenand_update_bufferram(mtd, to, 0);
@@ -1560,7 +1563,8 @@ static int onenand_write_oob_nolock(struct mtd_info *mtd, loff_t to,
oobbuf = this->oob_buf;
- oobcmd = ONENAND_IS_MLC(this) ? ONENAND_CMD_PROG : ONENAND_CMD_PROGOOB;
+ oobcmd = ONENAND_IS_4KB_PAGE(this) ?
+ ONENAND_CMD_PROG : ONENAND_CMD_PROGOOB;
/* Loop until all data write */
while (written < len) {
@@ -1577,7 +1581,7 @@ static int onenand_write_oob_nolock(struct mtd_info *mtd, loff_t to,
memcpy(oobbuf + column, buf, thislen);
this->write_bufferram(mtd, 0, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize);
- if (ONENAND_IS_MLC(this)) {
+ if (ONENAND_IS_4KB_PAGE(this)) {
/* Set main area of DataRAM to 0xff*/
memset(this->page_buf, 0xff, mtd->writesize);
this->write_bufferram(mtd, 0, ONENAND_DATARAM,
@@ -2140,7 +2144,10 @@ static void onenand_check_features(struct mtd_info *mtd)
/* Lock scheme */
switch (density) {
case ONENAND_DEVICE_DENSITY_4Gb:
- this->options |= ONENAND_HAS_2PLANE;
+ if (ONENAND_IS_DDP(this))
+ this->options |= ONENAND_HAS_2PLANE;
+ else
+ this->options |= ONENAND_HAS_4KB_PAGE;
case ONENAND_DEVICE_DENSITY_2Gb:
/* 2Gb DDP don't have 2 plane */
@@ -2162,6 +2169,9 @@ static void onenand_check_features(struct mtd_info *mtd)
}
if (ONENAND_IS_MLC(this))
+ this->options |= ONENAND_HAS_4KB_PAGE;
+
+ if (ONENAND_IS_4KB_PAGE(this))
this->options &= ~ONENAND_HAS_2PLANE;
if (FLEXONENAND(this)) {
@@ -2175,6 +2185,9 @@ static void onenand_check_features(struct mtd_info *mtd)
printk(KERN_DEBUG "Chip support all block unlock\n");
if (this->options & ONENAND_HAS_2PLANE)
printk(KERN_DEBUG "Chip has 2 plane\n");
+ if (this->options & ONENAND_HAS_4KB_PAGE)
+ printk(KERN_DEBUG "Chip has 4KiB pagesize\n");
+
}
/**
@@ -2501,23 +2514,24 @@ out:
}
/**
- * onenand_probe - [OneNAND Interface] Probe the OneNAND device
+ * onenand_chip_probe - [OneNAND Interface] Probe the OneNAND chip
* @param mtd MTD device structure
*
* OneNAND detection method:
* Compare the the values from command with ones from register
*/
-static int onenand_probe(struct mtd_info *mtd)
+static int onenand_chip_probe(struct mtd_info *mtd)
{
struct onenand_chip *this = mtd->priv;
- int bram_maf_id, bram_dev_id, maf_id, dev_id, ver_id;
- int density;
+ int bram_maf_id, bram_dev_id, maf_id, dev_id;
int syscfg;
/* Save system configuration 1 */
syscfg = this->read_word(this->base + ONENAND_REG_SYS_CFG1);
+
/* Clear Sync. Burst Read mode to read BootRAM */
- this->write_word((syscfg & ~ONENAND_SYS_CFG1_SYNC_READ), this->base + ONENAND_REG_SYS_CFG1);
+ this->write_word((syscfg & ~ONENAND_SYS_CFG1_SYNC_READ),
+ this->base + ONENAND_REG_SYS_CFG1);
/* Send the command for reading device ID from BootRAM */
this->write_word(ONENAND_CMD_READID, this->base + ONENAND_BOOTRAM);
@@ -2542,18 +2556,46 @@ static int onenand_probe(struct mtd_info *mtd)
/* Read manufacturer and device IDs from Register */
maf_id = this->read_word(this->base + ONENAND_REG_MANUFACTURER_ID);
dev_id = this->read_word(this->base + ONENAND_REG_DEVICE_ID);
- ver_id = this->read_word(this->base + ONENAND_REG_VERSION_ID);
- this->technology = this->read_word(this->base + ONENAND_REG_TECHNOLOGY);
/* Check OneNAND device */
if (maf_id != bram_maf_id || dev_id != bram_dev_id)
return -ENXIO;
+ return 0;
+}
+
+/**
+ * onenand_probe - [OneNAND Interface] Probe the OneNAND device
+ * @param mtd MTD device structure
+ *
+ * OneNAND detection method:
+ * Compare the the values from command with ones from register
+ */
+int onenand_probe(struct mtd_info *mtd)
+{
+ struct onenand_chip *this = mtd->priv;
+ int maf_id, dev_id, ver_id;
+ int density;
+ int ret;
+
+ ret = this->chip_probe(mtd);
+ if (ret)
+ return ret;
+
+ /* Read manufacturer and device IDs from Register */
+ maf_id = this->read_word(this->base + ONENAND_REG_MANUFACTURER_ID);
+ dev_id = this->read_word(this->base + ONENAND_REG_DEVICE_ID);
+ ver_id = this->read_word(this->base + ONENAND_REG_VERSION_ID);
+ this->technology = this->read_word(this->base + ONENAND_REG_TECHNOLOGY);
+
/* Flash device information */
mtd->name = onenand_print_device_info(dev_id, ver_id);
this->device_id = dev_id;
this->version_id = ver_id;
+ /* Check OneNAND features */
+ onenand_check_features(mtd);
+
density = onenand_get_density(dev_id);
if (FLEXONENAND(this)) {
this->dies = ONENAND_IS_DDP(this) ? 2 : 1;
@@ -2576,7 +2618,7 @@ static int onenand_probe(struct mtd_info *mtd)
mtd->writesize =
this->read_word(this->base + ONENAND_REG_DATA_BUFFER_SIZE);
/* We use the full BufferRAM */
- if (ONENAND_IS_MLC(this))
+ if (ONENAND_IS_4KB_PAGE(this))
mtd->writesize <<= 1;
mtd->oobsize = mtd->writesize >> 5;
@@ -2607,9 +2649,6 @@ static int onenand_probe(struct mtd_info *mtd)
else
mtd->size = this->chipsize;
- /* Check OneNAND features */
- onenand_check_features(mtd);
-
mtd->flags = MTD_CAP_NANDFLASH;
mtd->erase = onenand_erase;
mtd->read = onenand_read;
@@ -2655,6 +2694,9 @@ int onenand_scan(struct mtd_info *mtd, int maxchips)
if (!this->write_bufferram)
this->write_bufferram = onenand_write_bufferram;
+ if (!this->chip_probe)
+ this->chip_probe = onenand_chip_probe;
+
if (!this->block_markbad)
this->block_markbad = onenand_default_block_markbad;
if (!this->scan_bbt)
diff --git a/drivers/mtd/onenand/samsung.c b/drivers/mtd/onenand/samsung.c
index ff59064599..c9d33ec825 100644
--- a/drivers/mtd/onenand/samsung.c
+++ b/drivers/mtd/onenand/samsung.c
@@ -589,6 +589,16 @@ static void s3c_set_width_regs(struct onenand_chip *this)
}
#endif
+int s5pc110_chip_probe(struct mtd_info *mtd)
+{
+ return 0;
+}
+
+int s5pc210_chip_probe(struct mtd_info *mtd)
+{
+ return 0;
+}
+
void s3c_onenand_init(struct mtd_info *mtd)
{
struct onenand_chip *this = mtd->priv;
diff --git a/include/configs/nios2-generic.h b/include/configs/nios2-generic.h
index 9ba35e8810..17017a5d62 100644
--- a/include/configs/nios2-generic.h
+++ b/include/configs/nios2-generic.h
@@ -131,7 +131,8 @@
#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_MONITOR_BASE - \
CONFIG_SYS_MALLOC_LEN)
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_MALLOC_BASE - \
- GENERATED_GBL_DATA_SIZE)
+ GENERATED_GBL_DATA_SIZE - \
+ GENERATED_BD_INFO_SIZE)
#define CONFIG_SYS_INIT_SP CONFIG_SYS_GBL_DATA_OFFSET
/*
diff --git a/include/configs/s5pc210_universal.h b/include/configs/s5pc210_universal.h
index 8286680f26..13012756ab 100644
--- a/include/configs/s5pc210_universal.h
+++ b/include/configs/s5pc210_universal.h
@@ -233,6 +233,7 @@
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
#define CONFIG_USE_ONENAND_BOARD_INIT
+#define CONFIG_SAMSUNG_ONENAND
#define CONFIG_SYS_ONENAND_BASE 0x0C000000
#define CONFIG_ENV_IS_IN_MMC 1
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 5465562639..bb4a4a6b28 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -101,6 +101,7 @@ struct onenand_chip {
size_t count);
unsigned short (*read_word) (void __iomem *addr);
void (*write_word) (unsigned short value, void __iomem *addr);
+ int (*chip_probe)(struct mtd_info *mtd);
void (*mmcontrol) (struct mtd_info *mtd, int sync_read);
int (*block_markbad)(struct mtd_info *mtd, loff_t ofs);
int (*scan_bbt)(struct mtd_info *mtd);
@@ -139,6 +140,9 @@ struct onenand_chip {
#define ONENAND_IS_DDP(this) \
(this->device_id & ONENAND_DEVICE_IS_DDP)
+#define ONENAND_IS_4KB_PAGE(this) \
+ (this->options & ONENAND_HAS_4KB_PAGE)
+
#define ONENAND_IS_2PLANE(this) (0)
/*
@@ -147,6 +151,7 @@ struct onenand_chip {
#define ONENAND_HAS_CONT_LOCK (0x0001)
#define ONENAND_HAS_UNLOCK_ALL (0x0002)
#define ONENAND_HAS_2PLANE (0x0004)
+#define ONENAND_HAS_4KB_PAGE (0x0008)
#define ONENAND_RUNTIME_BADBLOCK_CHECK (0x0200)
#define ONENAND_PAGEBUF_ALLOC (0x1000)
#define ONENAND_OOBBUF_ALLOC (0x2000)
diff --git a/include/linux/mtd/samsung_onenand.h b/include/linux/mtd/samsung_onenand.h
index 021fa27f7d..ddb29bbee7 100644
--- a/include/linux/mtd/samsung_onenand.h
+++ b/include/linux/mtd/samsung_onenand.h
@@ -127,5 +127,7 @@ struct samsung_onenand {
/* common initialize function */
extern void s3c_onenand_init(struct mtd_info *);
+extern int s5pc110_chip_probe(struct mtd_info *);
+extern int s5pc210_chip_probe(struct mtd_info *);
#endif
generated by cgit (git 2.34.1) at 2024-12-27 20:42:10 +0000