3 @@ static int sst_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
                 if (ret)
                         goto out;

+               ret = spi_nor_write_enable(nor);
+               if (ret)
+                       goto out;
+               ret = spi_nor_wait_till_ready(nor);
+               if (ret)
+                       goto out;
+
                 to++;
                 actual++;
         }


diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 1b0c6770c14e4..646bfb2e91a65 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -276,7 +276,7 @@ static ssize_t spi_nor_spimem_write_data(struct spi_nor *nor, loff_t to,
         if (spi_nor_spimem_bounce(nor, &op))
                 memcpy(nor->bouncebuf, buf, op.data.nbytes);

-       if (nor->dirmap.wdesc) {
+       if (nor->dirmap.wdesc && nor->program_opcode != SPINOR_OP_AAI_WP) {
                 nbytes = spi_mem_dirmap_write(nor->dirmap.wdesc, op.addr.val,
                                               op.data.nbytes, op.data.buf.out);
         } else {


I think patch 2 of this series is the better approach though.

Regards,
Hendrik[PATCH v2 1/2] mtd: spi-nor: sst: Fix write enable before AAI sequenceHendrik Donner <hd@os-cillation.de> undefinedMichael Walle <mwalle@kernel.org>, Sanjaikumar V S <sanjaikumarvs@gmail.com> undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined�\��