static int __devinit generic_onenand_probe(struct device *dev)
{
struct onenand_info *info;
struct platform_device *pdev = to_platform_device(dev);
struct flash_platform_data *pdata = pdev->dev.platform_data;
struct resource *res = pdev->resource;
unsigned long size = res->end - res->start + 1;
int err;
info = kmalloc(sizeof(struct onenand_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
memset(info, 0, sizeof(struct onenand_info));
if (!request_mem_region(res->start, size, dev->driver->name)) {
err = -EBUSY;
goto out_free_info;
}
info->onenand.base = ioremap(res->start, size);
if (!info->onenand.base) {
err = -ENOMEM;
goto out_release_mem_region;
}
info->onenand.mmcontrol = pdata->mmcontrol;
info->mtd.name = pdev->dev.bus_id;
info->mtd.priv = &info->onenand;
info->mtd.owner = THIS_MODULE;
if (onenand_scan(&info->mtd, 1)) {
err = -ENXIO;
goto out_iounmap;
}
#ifdef CONFIG_MTD_PARTITIONS
err = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
if (err > 0)
add_mtd_partitions(&info->mtd, info->parts, err);
else if (err < 0 && pdata->parts)
add_mtd_partitions(&info->mtd, pdata->parts, pdata->nr_parts);
else
#endif
err = add_mtd_device(&info->mtd);
dev_set_drvdata(&pdev->dev, info);
return 0;
out_iounmap:
iounmap(info->onenand.base);
out_release_mem_region:
release_mem_region(res->start, size);
out_free_info:
kfree(info);
return err;
}
void onenand_init(void)
{
memset(&onenand_mtd, 0, sizeof(struct mtd_info));
memset(&onenand_chip, 0, sizeof(struct onenand_chip));
onenand_mtd.priv = &onenand_chip;
#ifdef CONFIG_USE_ONENAND_BOARD_INIT
/*
* It's used for some board init required
*/
onenand_board_init(&onenand_mtd);
#else
onenand_chip.base = (void *) CFG_ONENAND_BASE;
#endif
puts("\r");
onenand_scan(&onenand_mtd, 1);
puts("OneNAND: ");
print_size(onenand_mtd.size, "\n");
#ifdef CONFIG_MTD_DEVICE
/*
* Add MTD device so that we can reference it later
* via the mtdcore infrastructure (e.g. ubi).
*/
onenand_mtd.name = dev_name;
add_mtd_device(&onenand_mtd);
#endif
}
static int __devinit generic_onenand_probe(struct platform_device *pdev)
{
struct onenand_info *info;
struct onenand_platform_data *pdata = pdev->dev.platform_data;
struct resource *res = pdev->resource;
unsigned long size = resource_size(res);
int err;
info = kzalloc(sizeof(struct onenand_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
if (!request_mem_region(res->start, size, dev_name(&pdev->dev))) {
err = -EBUSY;
goto out_free_info;
}
info->onenand.base = ioremap(res->start, size);
if (!info->onenand.base) {
err = -ENOMEM;
goto out_release_mem_region;
}
info->onenand.mmcontrol = pdata ? pdata->mmcontrol : 0;
info->onenand.irq = platform_get_irq(pdev, 0);
info->mtd.name = dev_name(&pdev->dev);
info->mtd.priv = &info->onenand;
info->mtd.owner = THIS_MODULE;
if (onenand_scan(&info->mtd, 1)) {
err = -ENXIO;
goto out_iounmap;
}
err = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
if (err > 0)
mtd_device_register(&info->mtd, info->parts, err);
else if (err <= 0 && pdata && pdata->parts)
mtd_device_register(&info->mtd, pdata->parts, pdata->nr_parts);
else
err = mtd_device_register(&info->mtd, NULL, 0);
platform_set_drvdata(pdev, info);
return 0;
out_iounmap:
iounmap(info->onenand.base);
out_release_mem_region:
release_mem_region(res->start, size);
out_free_info:
kfree(info);
return err;
}
void onenand_init(void)
{
memset(&onenand_mtd, 0, sizeof(struct mtd_info));
memset(&onenand_chip, 0, sizeof(struct onenand_chip));
onenand_chip.base = (void *) CFG_ONENAND_BASE;
onenand_mtd.priv = &onenand_chip;
onenand_scan(&onenand_mtd, 1);
puts("OneNAND: ");
print_size(onenand_mtd.size, "\n");
}
static int generic_onenand_probe(struct platform_device *pdev)
{
struct onenand_info *info;
struct onenand_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct resource *res = pdev->resource;
unsigned long size = resource_size(res);
int err;
info = kzalloc(sizeof(struct onenand_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
if (!request_mem_region(res->start, size, dev_name(&pdev->dev))) {
err = -EBUSY;
goto out_free_info;
}
info->onenand.base = ioremap(res->start, size);
if (!info->onenand.base) {
err = -ENOMEM;
goto out_release_mem_region;
}
info->onenand.mmcontrol = pdata ? pdata->mmcontrol : NULL;
info->onenand.irq = platform_get_irq(pdev, 0);
info->mtd.dev.parent = &pdev->dev;
info->mtd.priv = &info->onenand;
if (onenand_scan(&info->mtd, 1)) {
err = -ENXIO;
goto out_iounmap;
}
err = mtd_device_parse_register(&info->mtd, NULL, NULL,
pdata ? pdata->parts : NULL,
pdata ? pdata->nr_parts : 0);
platform_set_drvdata(pdev, info);
return 0;
out_iounmap:
iounmap(info->onenand.base);
out_release_mem_region:
release_mem_region(res->start, size);
out_free_info:
kfree(info);
return err;
}
void env_relocate_spec_onenand(void)
{
struct mtd_info *onenand;
/* the following commands operate on the current device */
if (onenand_curr_device < 0 ||
onenand_curr_device >= CFG_MAX_ONENAND_DEVICE ||
!onenand_info[onenand_curr_device].name) {
puts("\nno devices available\n");
return 1;
}
onenand = &onenand_info[onenand_curr_device];
#if !defined(ENV_IS_EMBEDDED)
size_t total;
int ret, i;
u_char *data;
data = (u_char*)malloc(CFG_ENV_SIZE);
total = CFG_ENV_SIZE;
for (i = 0; i < CFG_MAX_NAND_DEVICE; i++) {
if (onenand_scan(&onenand_info[i], 1) == 0) {
ret = onenand_read(onenand, CFG_ENV_OFFSET, &total, (u_char*)data);
env_ptr = data;
if (ret || total != CFG_ENV_SIZE)
return use_default();
if (crc32(0, env_ptr->data, ENV_SIZE) != env_ptr->crc)
return use_default();
} else {
printf("no devices available\n");
return use_default();
}
}
/*
*/
#endif /* ! ENV_IS_EMBEDDED */
}
static int omap2_onenand_probe(struct platform_device *pdev)
{
struct omap_onenand_platform_data *pdata;
struct omap2_onenand *c;
struct onenand_chip *this;
int r;
struct resource *res;
struct mtd_part_parser_data ppdata = {};
pdata = dev_get_platdata(&pdev->dev);
if (pdata == NULL) {
dev_err(&pdev->dev, "platform data missing\n");
return -ENODEV;
}
c = kzalloc(sizeof(struct omap2_onenand), GFP_KERNEL);
if (!c)
return -ENOMEM;
init_completion(&c->irq_done);
init_completion(&c->dma_done);
c->flags = pdata->flags;
c->gpmc_cs = pdata->cs;
c->gpio_irq = pdata->gpio_irq;
c->dma_channel = pdata->dma_channel;
if (c->dma_channel < 0) {
/* if -1, don't use DMA */
c->gpio_irq = 0;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res == NULL) {
r = -EINVAL;
dev_err(&pdev->dev, "error getting memory resource\n");
goto err_kfree;
}
c->phys_base = res->start;
c->mem_size = resource_size(res);
if (request_mem_region(c->phys_base, c->mem_size,
pdev->dev.driver->name) == NULL) {
dev_err(&pdev->dev, "Cannot reserve memory region at 0x%08lx, size: 0x%x\n",
c->phys_base, c->mem_size);
r = -EBUSY;
goto err_kfree;
}
c->onenand.base = ioremap(c->phys_base, c->mem_size);
if (c->onenand.base == NULL) {
r = -ENOMEM;
goto err_release_mem_region;
}
if (pdata->onenand_setup != NULL) {
r = pdata->onenand_setup(c->onenand.base, &c->freq);
if (r < 0) {
dev_err(&pdev->dev, "Onenand platform setup failed: "
"%d\n", r);
goto err_iounmap;
}
c->setup = pdata->onenand_setup;
}
if (c->gpio_irq) {
if ((r = gpio_request(c->gpio_irq, "OneNAND irq")) < 0) {
dev_err(&pdev->dev, "Failed to request GPIO%d for "
"OneNAND\n", c->gpio_irq);
goto err_iounmap;
}
gpio_direction_input(c->gpio_irq);
if ((r = request_irq(gpio_to_irq(c->gpio_irq),
omap2_onenand_interrupt, IRQF_TRIGGER_RISING,
pdev->dev.driver->name, c)) < 0)
goto err_release_gpio;
}
if (c->dma_channel >= 0) {
r = omap_request_dma(0, pdev->dev.driver->name,
omap2_onenand_dma_cb, (void *) c,
&c->dma_channel);
if (r == 0) {
omap_set_dma_write_mode(c->dma_channel,
OMAP_DMA_WRITE_NON_POSTED);
omap_set_dma_src_data_pack(c->dma_channel, 1);
omap_set_dma_src_burst_mode(c->dma_channel,
OMAP_DMA_DATA_BURST_8);
omap_set_dma_dest_data_pack(c->dma_channel, 1);
omap_set_dma_dest_burst_mode(c->dma_channel,
OMAP_DMA_DATA_BURST_8);
} else {
dev_info(&pdev->dev,
"failed to allocate DMA for OneNAND, "
"using PIO instead\n");
c->dma_channel = -1;
}
}
dev_info(&pdev->dev, "initializing on CS%d, phys base 0x%08lx, virtual "
"base %p, freq %d MHz\n", c->gpmc_cs, c->phys_base,
c->onenand.base, c->freq);
c->pdev = pdev;
c->mtd.name = dev_name(&pdev->dev);
c->mtd.priv = &c->onenand;
c->mtd.owner = THIS_MODULE;
c->mtd.dev.parent = &pdev->dev;
this = &c->onenand;
if (c->dma_channel >= 0) {
this->wait = omap2_onenand_wait;
if (c->flags & ONENAND_IN_OMAP34XX) {
this->read_bufferram = omap3_onenand_read_bufferram;
this->write_bufferram = omap3_onenand_write_bufferram;
} else {
this->read_bufferram = omap2_onenand_read_bufferram;
this->write_bufferram = omap2_onenand_write_bufferram;
}
}
if (pdata->regulator_can_sleep) {
c->regulator = regulator_get(&pdev->dev, "vonenand");
if (IS_ERR(c->regulator)) {
dev_err(&pdev->dev, "Failed to get regulator\n");
r = PTR_ERR(c->regulator);
goto err_release_dma;
}
c->onenand.enable = omap2_onenand_enable;
c->onenand.disable = omap2_onenand_disable;
}
if (pdata->skip_initial_unlocking)
this->options |= ONENAND_SKIP_INITIAL_UNLOCKING;
if ((r = onenand_scan(&c->mtd, 1)) < 0)
goto err_release_regulator;
ppdata.of_node = pdata->of_node;
r = mtd_device_parse_register(&c->mtd, NULL, &ppdata,
pdata ? pdata->parts : NULL,
pdata ? pdata->nr_parts : 0);
if (r)
goto err_release_onenand;
platform_set_drvdata(pdev, c);
return 0;
err_release_onenand:
onenand_release(&c->mtd);
err_release_regulator:
regulator_put(c->regulator);
err_release_dma:
if (c->dma_channel != -1)
omap_free_dma(c->dma_channel);
if (c->gpio_irq)
free_irq(gpio_to_irq(c->gpio_irq), c);
err_release_gpio:
if (c->gpio_irq)
gpio_free(c->gpio_irq);
err_iounmap:
iounmap(c->onenand.base);
err_release_mem_region:
release_mem_region(c->phys_base, c->mem_size);
err_kfree:
kfree(c);
return r;
}
static int __devinit omap2_onenand_probe(struct platform_device *pdev)
{
struct omap_onenand_platform_data *pdata;
struct omap2_onenand *c;
int r;
pdata = pdev->dev.platform_data;
if (pdata == NULL) {
dev_err(&pdev->dev, "platform data missing\n");
return -ENODEV;
}
c = kzalloc(sizeof(struct omap2_onenand), GFP_KERNEL);
if (!c)
return -ENOMEM;
init_completion(&c->irq_done);
init_completion(&c->dma_done);
c->gpmc_cs = pdata->cs;
c->gpio_irq = pdata->gpio_irq;
c->dma_channel = pdata->dma_channel;
if (c->dma_channel < 0) {
c->gpio_irq = 0;
}
r = gpmc_cs_request(c->gpmc_cs, ONENAND_IO_SIZE, &c->phys_base);
if (r < 0) {
dev_err(&pdev->dev, "Cannot request GPMC CS\n");
goto err_kfree;
}
if (request_mem_region(c->phys_base, ONENAND_IO_SIZE,
pdev->dev.driver->name) == NULL) {
dev_err(&pdev->dev, "Cannot reserve memory region at 0x%08lx, "
"size: 0x%x\n", c->phys_base, ONENAND_IO_SIZE);
r = -EBUSY;
goto err_free_cs;
}
c->onenand.base = ioremap(c->phys_base, ONENAND_IO_SIZE);
if (c->onenand.base == NULL) {
r = -ENOMEM;
goto err_release_mem_region;
}
if (pdata->onenand_setup != NULL) {
r = pdata->onenand_setup(c->onenand.base, c->freq);
if (r < 0) {
dev_err(&pdev->dev, "Onenand platform setup failed: "
"%d\n", r);
goto err_iounmap;
}
c->setup = pdata->onenand_setup;
}
if (c->gpio_irq) {
if ((r = gpio_request(c->gpio_irq, "OneNAND irq")) < 0) {
dev_err(&pdev->dev, "Failed to request GPIO%d for "
"OneNAND\n", c->gpio_irq);
goto err_iounmap;
}
gpio_direction_input(c->gpio_irq);
if ((r = request_irq(gpio_to_irq(c->gpio_irq),
omap2_onenand_interrupt, IRQF_TRIGGER_RISING,
pdev->dev.driver->name, c)) < 0)
goto err_release_gpio;
}
if (c->dma_channel >= 0) {
r = omap_request_dma(0, pdev->dev.driver->name,
omap2_onenand_dma_cb, (void *) c,
&c->dma_channel);
if (r == 0) {
omap_set_dma_write_mode(c->dma_channel,
OMAP_DMA_WRITE_NON_POSTED);
omap_set_dma_src_data_pack(c->dma_channel, 1);
omap_set_dma_src_burst_mode(c->dma_channel,
OMAP_DMA_DATA_BURST_8);
omap_set_dma_dest_data_pack(c->dma_channel, 1);
omap_set_dma_dest_burst_mode(c->dma_channel,
OMAP_DMA_DATA_BURST_8);
} else {
dev_info(&pdev->dev,
"failed to allocate DMA for OneNAND, "
"using PIO instead\n");
c->dma_channel = -1;
}
}
dev_info(&pdev->dev, "initializing on CS%d, phys base 0x%08lx, virtual "
"base %p\n", c->gpmc_cs, c->phys_base,
c->onenand.base);
c->pdev = pdev;
c->mtd.name = dev_name(&pdev->dev);
c->mtd.priv = &c->onenand;
c->mtd.owner = THIS_MODULE;
c->mtd.dev.parent = &pdev->dev;
if (c->dma_channel >= 0) {
struct onenand_chip *this = &c->onenand;
this->wait = omap2_onenand_wait;
if (cpu_is_omap34xx()) {
this->read_bufferram = omap3_onenand_read_bufferram;
this->write_bufferram = omap3_onenand_write_bufferram;
} else {
this->read_bufferram = omap2_onenand_read_bufferram;
this->write_bufferram = omap2_onenand_write_bufferram;
}
}
if ((r = onenand_scan(&c->mtd, 1)) < 0)
goto err_release_dma;
switch ((c->onenand.version_id >> 4) & 0xf) {
case 0:
c->freq = 40;
break;
case 1:
c->freq = 54;
break;
case 2:
c->freq = 66;
break;
case 3:
c->freq = 83;
break;
}
#ifdef CONFIG_MTD_PARTITIONS
if (pdata->parts != NULL)
r = add_mtd_partitions(&c->mtd, pdata->parts,
pdata->nr_parts);
else
#endif
r = add_mtd_device(&c->mtd);
if (r < 0)
goto err_release_onenand;
platform_set_drvdata(pdev, c);
return 0;
err_release_onenand:
onenand_release(&c->mtd);
err_release_dma:
if (c->dma_channel != -1)
omap_free_dma(c->dma_channel);
if (c->gpio_irq)
free_irq(gpio_to_irq(c->gpio_irq), c);
err_release_gpio:
if (c->gpio_irq)
gpio_free(c->gpio_irq);
err_iounmap:
iounmap(c->onenand.base);
err_release_mem_region:
release_mem_region(c->phys_base, ONENAND_IO_SIZE);
err_free_cs:
gpmc_cs_free(c->gpmc_cs);
err_kfree:
kfree(c);
return r;
}
static int __devinit omap_onenand_probe(struct platform_device *pdev)
{
struct omap_onenand_platform_data *pdata;
struct omap_onenand *info;
int r;
pdata = pdev->dev.platform_data;
if (pdata == NULL) {
dev_err(&pdev->dev, "platform data missing\n");
return -ENODEV;
}
info = kzalloc(sizeof(struct omap_onenand), GFP_KERNEL);
if (!info)
return -ENOMEM;
info->phys_base = OMAP_ONENAND_FLASH_START1;
if (request_mem_region(info->phys_base, ONENAND_IO_SIZE,
pdev->dev.driver->name) == NULL) {
dev_err(&pdev->dev, "Cannot reserve memory region at 0x%08lx, size: 0x%x\n",
info->phys_base, ONENAND_IO_SIZE);
r = -EBUSY;
goto err_kfree;
}
info->onenand.base = ioremap(info->phys_base, ONENAND_IO_SIZE);
if (info->onenand.base == NULL) {
r = -ENOMEM;
goto err_release_mem_region;
}
if (pdata->onenand_setup != NULL) {
r = pdata->onenand_setup(info->onenand.base);
if (r < 0) {
dev_err(&pdev->dev, "Onenand platform setup failed: %d\n", r);
goto err_iounmap;
}
}
dev_info(&pdev->dev, "initializing on CS%d, phys base 0x%08lx, virtual base %p\n",
pdata->cs, info->phys_base, info->onenand.base);
info->gpmc_cs = pdata->cs;
info->pdev = pdev;
info->mtd.name = pdev->dev.bus_id;
info->mtd.priv = &info->onenand;
info->mtd.owner = THIS_MODULE;
if ((r = onenand_scan(&info->mtd, 1)) < 0)
goto err_iounmap;
#ifdef CONFIG_MTD_PARTITIONS
r = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
if (r > 0)
r = add_mtd_partitions(&info->mtd, info->parts, r);
else if (r < 0 && pdata->parts)
r = add_mtd_partitions(&info->mtd, pdata->parts, pdata->nr_parts);
else
#endif
r = add_mtd_device(&info->mtd);
if ( r < 0)
goto err_release_onenand;
platform_set_drvdata(pdev, info);
return 0;
err_release_onenand:
onenand_release(&info->mtd);
err_iounmap:
iounmap(info->onenand.base);
err_release_mem_region:
release_mem_region(info->phys_base, ONENAND_IO_SIZE);
err_kfree:
kfree(info);
return r;
}
static int __devinit generic_onenand_probe(struct platform_device *pdev)
{
struct onenand_info *info;
struct onenand_platform_data *pdata = pdev->dev.platform_data;
struct resource *res = pdev->resource;
unsigned long size = resource_size(res);
int err;
info = kzalloc(sizeof(struct onenand_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
if (!request_mem_region(res->start, size, dev_name(&pdev->dev))) {
err = -EBUSY;
goto out_free_info;
}
info->onenand.base = ioremap(res->start, size);
if (!info->onenand.base) {
err = -ENOMEM;
goto out_release_mem_region;
}
info->onenand.mmcontrol = pdata ? pdata->mmcontrol : 0;
info->onenand.irq = platform_get_irq(pdev, 0);
info->mtd.name = dev_name(&pdev->dev);
info->mtd.priv = &info->onenand;
info->mtd.owner = THIS_MODULE;
#ifdef CONFIG_PXA3XX_BBM
info->onenand.scan_bbt = pxa3xx_scan_bbt;
info->onenand.block_bad = pxa3xx_block_bad;
info->onenand.block_markbad = pxa3xx_block_markbad;
info->onenand.options = ONENAND_RELOC_IFBAD;
#endif
if (onenand_scan(&info->mtd, 1)) {
err = -ENXIO;
goto out_iounmap;
}
#ifdef CONFIG_MTD_PARTITIONS
err = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
if (err > 0)
add_mtd_partitions(&info->mtd, info->parts, err);
else if (err <= 0 && pdata && pdata->parts)
add_mtd_partitions(&info->mtd, pdata->parts, pdata->nr_parts);
else
#endif
err = add_mtd_device(&info->mtd);
platform_set_drvdata(pdev, info);
return 0;
out_iounmap:
iounmap(info->onenand.base);
out_release_mem_region:
release_mem_region(res->start, size);
out_free_info:
kfree(info);
return err;
}
int saveenv_onenand(void)
{
size_t total;
int ret = 0, i;
u32 erasebase;
u32 eraselength;
u32 eraseblock;
u32 erasesize = onenand_info[0].erasesize;
uint8_t *data;
struct mtd_info *onenand;
puts("Erasing Onenand...\n");
/* the following commands operate on the current device */
if (onenand_curr_device < 0 ||
onenand_curr_device >= CFG_MAX_ONENAND_DEVICE ||
!onenand_info[onenand_curr_device].name) {
puts("\nno devices available\n");
return 1;
}
onenand = &onenand_info[onenand_curr_device];
/* If the value of CFG_ENV_OFFSET is not a NAND block boundary, the
* NAND erase operation will fail. So first check if the CFG_ENV_OFFSET
* is equal to a NAND block boundary
*/
if ((CFG_ENV_OFFSET % (erasesize - 1)) != 0 ) {
/* CFG_ENV_OFFSET is not equal to block boundary address. So, read
* the read the NAND block (in which ENV has to be stored), and
* copy the ENV data into the copied block data.
*/
/* Step 1: Find out the starting address of the NAND block to
* be erased. Also allocate memory whose size is equal to tbe
* NAND block size (NAND erasesize).
*/
eraseblock = CFG_ENV_OFFSET / erasesize;
erasebase = eraseblock * erasesize;
printf("the baseaddr is 0x%08x ...\n", erasebase);
data = (uint8_t*)malloc(erasesize);
if (data == NULL) {
printf("Could not save enviroment variables\n");
return 1;
}
/* Step 2: Read the NAND block into which the ENV data has
* to be copied
*/
total = erasesize;
printf("the total is 0x%08x ...\n", total);
for (i = 0; i < CFG_MAX_NAND_DEVICE; i++) {
if (onenand_scan(&onenand_info[i], 1) == 0) {
ret = onenand_read(onenand, erasebase, &total, data);
} else {
printf("no devices available\n");
return 1;
}
}
if (ret || total != erasesize) {
printf("Could not save enviroment variables %d\n",ret);
return 1;
}
/* Step 3: Copy the ENV data into the local copy of the block
* contents.
*/
memcpy((data + (CFG_ENV_OFFSET - erasebase)), (void*)env_ptr, CFG_ENV_SIZE);
} else {
/* CFG_ENV_OFFSET is equal to a NAND block boundary. So
* no special care is required when erasing and writing NAND
* block
*/
data = env_ptr;
erasebase = CFG_ENV_OFFSET;
erasesize = CFG_ENV_SIZE;
}
/* Erase the NAND block which will hold the ENV data */
if (onenand_erase(onenand, erasebase, erasesize))
return 1;
puts("Writing to onenand... \n");
total = erasesize;
/* Write the ENV data to the NAND block */
printf("the baseaddr is 0x%08x ...\n", erasebase);
printf("the baseaddr is 0x%08x ...\n", total);
ret = onenand_write(onenand, erasebase, &total, (u_char*)data);
if (ret || total != erasesize) {
printf("Could not save enviroment variables\n");
return 1;
}
if ((CFG_ENV_OFFSET % (erasesize - 1)) != 0 )
free(data);
puts("Saved enviroment variables\n");
return ret;
return 1;
}
