mtd: nand: atmel: Fix EDO mode check

EDO mode should be used when tRC is less than 30ns, but timings are
expressed in picoseconds in the nand_sdr_timings struct.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Fixes: f9ce2eddf176 ("mtd: nand: atmel: Add ->setup_data_interface() hooks")
Reported-by: Alexander Dahl <ada@thorsis.com>
Tested-by: Alexander Dahl <ada@thorsis.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

diff --git a/drivers/mtd/nand/atmel/nand-controller.c b/drivers/mtd/nand/atmel/nand-controller.c
index d922a88e407f119bbf52aae494c632e08d113e7f..2c8baa0c2c4e11f2b5d1c39d4c3ad795d634135a 100644 (file)
--- a/drivers/mtd/nand/atmel/nand-controller.c
+++ b/drivers/mtd/nand/atmel/nand-controller.c
@@ -1201,7 +1201,7 @@ static int atmel_smc_nand_prepare_smcconf(struct atmel_nand *nand,
         * tRC < 30ns implies EDO mode. This controller does not support this
         * mode.
         */
         * tRC < 30ns implies EDO mode. This controller does not support this
         * mode.
         */

-       if (conf->timings.sdr.tRC_min < 30)
+       if (conf->timings.sdr.tRC_min < 30000)

                return -ENOTSUPP;
 
        atmel_smc_cs_conf_init(smcconf);
                return -ENOTSUPP;
 
        atmel_smc_cs_conf_init(smcconf);