mtd: nand: mtk-ecc: also parse nand-ecc-engine if available

The recently added ECC engine support introduced a generic property
named nand-ecc-engine for ecc engine phandle. This patch adds support
for this new property.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220424032527.673605-4-gch981213@gmail.com

diff --git a/drivers/mtd/nand/ecc-mtk.c b/drivers/mtd/nand/ecc-mtk.c
index 491c2d6..02c1377 100644 (file)
--- a/drivers/mtd/nand/ecc-mtk.c
+++ b/drivers/mtd/nand/ecc-mtk.c
@@ -278,7 +278,10 @@ struct mtk_ecc *of_mtk_ecc_get(struct device_node *of_node)
        struct mtk_ecc *ecc = NULL;
        struct device_node *np;
 
-       np = of_parse_phandle(of_node, "ecc-engine", 0);
+       np = of_parse_phandle(of_node, "nand-ecc-engine", 0);
+       /* for backward compatibility */
+       if (!np)
+               np = of_parse_phandle(of_node, "ecc-engine", 0);
        if (np) {
                ecc = mtk_ecc_get(np);
                of_node_put(np);