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authorSascha Hauer <s.hauer@pengutronix.de>2016-09-15 10:32:49 +0200
committerBoris Brezillon <boris.brezillon@free-electrons.com>2016-09-23 09:35:16 +0200
commit6e1f9708dbf3c50a8da93c1952a01a7a2acb5e66 (patch)
treec003fd93b979c2c2e372befee0cc07561251d6e3 /drivers/mtd
parentb88730ada99bfe243862add360720a3550b0edbf (diff)
downloadlinux-6e1f9708dbf3c50a8da93c1952a01a7a2acb5e66.tar.gz
linux-6e1f9708dbf3c50a8da93c1952a01a7a2acb5e66.tar.xz
mtd: nand: Expose data interface for ONFI mode 0
The nand layer will need ONFI mode 0 to use it as timing mode before and right after reset. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/nand_timings.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nand_timings.c b/drivers/mtd/nand/nand_timings.c
index 7441d68b78d5..13a587407be3 100644
--- a/drivers/mtd/nand/nand_timings.c
+++ b/drivers/mtd/nand/nand_timings.c
@@ -298,3 +298,14 @@ int onfi_init_data_interface(struct nand_chip *chip,
return 0;
}
EXPORT_SYMBOL(onfi_init_data_interface);
+
+/**
+ * nand_get_default_data_interface - [NAND Interface] Retrieve NAND
+ * data interface for mode 0. This is used as default timing after
+ * reset.
+ */
+const struct nand_data_interface *nand_get_default_data_interface(void)
+{
+ return &onfi_sdr_timings[0];
+}
+EXPORT_SYMBOL(nand_get_default_data_interface);