These can be used to fill information needed to configure master controller registers. Signed-off-by: Sourav Poddar <sourav.poddar@xxxxxx> --- v1->v2: instead of a u8 *val, use a struct (slave_info) already defined in the first patch of the series. This will allow us to add more parameters into the struct. drivers/mtd/devices/m25p80.c | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-) diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index 7dc2c14..b90c7e5 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -490,6 +490,24 @@ static inline int m25p80_dummy_cycles_read(struct m25p *flash) } /* + * This API can be used to transfer flash information to + * SPI controller which needs some of its registers to get + * configured on flash information. + */ +static void m25p80_fill_flash_information(struct m25p *flash) +{ + struct spi_device *spi = flash->spi; + struct spi_master *master = spi->master; + + spi->info.read_opcode = flash->read_opcode; + spi->info.program_opcode = flash->program_opcode; + spi->info.addr_width = flash->addr_width; + spi->info.dummy_cycles = m25p80_dummy_cycles_read(flash); + + master->configure_from_slave(flash->spi); +} + +/* * Read an address range from the flash chip. The address range * may be any size provided it is within the physical boundaries. */ -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html