2022-04-04 14:56:16

by Chuanhong Guo

[permalink] [raw]
Subject: [PATCH v3 3/5] 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 <[email protected]>
---
Change since v1:
new patch
Change since v2: none
drivers/mtd/nand/ecc-mtk.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/ecc-mtk.c b/drivers/mtd/nand/ecc-mtk.c
index 74ddaa46ba7c..9f9b201fe706 100644
--- a/drivers/mtd/nand/ecc-mtk.c
+++ b/drivers/mtd/nand/ecc-mtk.c
@@ -279,7 +279,10 @@ 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);
--
2.35.1