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drivers/mtd_spi_nor: drop .write()

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The old .write() function is only used as a fall-back if .write_page()
is not implemented.
We can drop it.
This commit is contained in:
Benjamin Valentin 2020-11-04 12:01:46 +01:00
parent 26aba7b8c7
commit ea105d34ec
1 changed files with 0 additions and 40 deletions
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40
drivers/mtd_spi_nor/mtd_spi_nor.c
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@ -621,45 +621,6 @@ static int mtd_spi_nor_read(mtd_dev_t *mtd, void *dest, uint32_t addr, uint32_t
return 0;
}
static int mtd_spi_nor_write(mtd_dev_t *mtd, const void *src, uint32_t addr, uint32_t size)
{
uint32_t total_size = mtd->page_size * mtd->pages_per_sector * mtd->sector_count;
DEBUG("mtd_spi_nor_write: %p, %p, 0x%" PRIx32 ", 0x%" PRIx32 "\n",
(void *)mtd, src, addr, size);
if (size == 0) {
return 0;
}
const mtd_spi_nor_t *dev = (mtd_spi_nor_t *)mtd;
if (size > mtd->page_size) {
DEBUG("mtd_spi_nor_write: ERR: page program >1 page (%" PRIu32 ")!\n", mtd->page_size);
return -EOVERFLOW;
}
if (dev->page_addr_mask &&
((addr & dev->page_addr_mask) != ((addr + size - 1) & dev->page_addr_mask))) {
DEBUG("mtd_spi_nor_write: ERR: page program spans page boundary!\n");
return -EOVERFLOW;
}
if (addr + size > total_size) {
return -EOVERFLOW;
}
mtd_spi_acquire(dev);
/* write enable */
mtd_spi_cmd(dev, dev->params->opcode->wren);
/* Page program */
mtd_spi_cmd_addr_write(dev, dev->params->opcode->page_program, addr, src, size);
/* waiting for the command to complete before returning */
wait_for_write_complete(dev, 0);
mtd_spi_release(dev);
return 0;
}
static int mtd_spi_nor_write_page(mtd_dev_t *mtd, const void *src, uint32_t page, uint32_t offset,
uint32_t size)
{
@ -768,7 +729,6 @@ static int mtd_spi_nor_erase(mtd_dev_t *mtd, uint32_t addr, uint32_t size)
const mtd_desc_t mtd_spi_nor_driver = {
.init = mtd_spi_nor_init,
.read = mtd_spi_nor_read,
.write = mtd_spi_nor_write,
.write_page = mtd_spi_nor_write_page,
.erase = mtd_spi_nor_erase,
.power = mtd_spi_nor_power,