static void pxa3xx_set_datasize(struct pxa3xx_nand_info *info)
{
- /* calculate data size */
+ int oob_enable = info->reg_ndcr & NDCR_SPARE_EN;
+
+ info->data_size = info->page_size;
+ if (!oob_enable) {
+ info->oob_size = 0;
+ return;
+ }
+
switch (info->page_size) {
case 2048:
- info->data_size = (info->use_ecc) ? 2088 : 2112;
+ info->oob_size = (info->use_ecc) ? 40 : 64;
break;
case 512:
- info->data_size = (info->use_ecc) ? 520 : 528;
+ info->oob_size = (info->use_ecc) ? 8 : 16;
break;
}
}
info->ndcb1 = 0;
info->ndcb2 = 0;
+ info->oob_size = 0;
if (cmd == cmdset->read_id) {
info->ndcb0 |= NDCB0_CMD_TYPE(3);
info->data_size = 8;
case STATE_PIO_WRITING:
__raw_writesl(info->mmio_base + NDDB, info->data_buff,
DIV_ROUND_UP(info->data_size, 4));
+ if (info->oob_size > 0)
+ __raw_writesl(info->mmio_base + NDDB, info->oob_buff,
+ DIV_ROUND_UP(info->oob_size, 4));
enable_int(info, NDSR_CS0_BBD | NDSR_CS0_CMDD);
case STATE_PIO_READING:
__raw_readsl(info->mmio_base + NDDB, info->data_buff,
DIV_ROUND_UP(info->data_size, 4));
+ if (info->oob_size > 0)
+ __raw_readsl(info->mmio_base + NDDB, info->oob_buff,
+ DIV_ROUND_UP(info->oob_size, 4));
break;
default:
printk(KERN_ERR "%s: invalid state %d\n", __func__,
static void start_data_dma(struct pxa3xx_nand_info *info, int dir_out)
{
struct pxa_dma_desc *desc = info->data_desc;
- int dma_len = ALIGN(info->data_size, 32);
+ int dma_len = ALIGN(info->data_size + info->oob_size, 32);
desc->ddadr = DDADR_STOP;
desc->dcmd = DCMD_ENDIRQEN | DCMD_WIDTH4 | DCMD_BURST32 | dma_len;
info->cmdset = f->cmdset;
info->page_size = f->page_size;
info->oob_buff = info->data_buff + f->page_size;
- info->oob_size = (f->page_size == 2048) ? 64 : 16;
info->read_id_bytes = (f->page_size == 2048) ? 4 : 2;
/* calculate addressing information */
i = __ffs(page_per_block * info->page_size);
num_blocks = type->chipsize << (20 - i);
- info->oob_size = (info->page_size == 2048) ? 64 : 16;
-
/* calculate addressing information */
info->col_addr_cycles = (info->page_size == 2048) ? 2 : 1;