01d9d12088cd87dfeef665e49f01c2e4a566da4f
[openwrt/staging/aparcar.git] /
1 From 433b76fa0f3ca2865841abc21538dd8077ca3edd Mon Sep 17 00:00:00 2001
2 From: Chuanhong Guo <gch981213@gmail.com>
3 Date: Mon, 4 Apr 2022 00:05:38 +0800
4 Subject: [PATCH 13/15] mtd: nand: mtk-ecc: also parse nand-ecc-engine if
5 available
6
7 The recently added ECC engine support introduced a generic property
8 named nand-ecc-engine for ecc engine phandle. This patch adds support
9 for this new property.
10
11 Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
12 (cherry picked from commit a41f25feb6e47c1c4d8d3279ae990ccbd8dfab54)
13 ---
14 drivers/mtd/nand/ecc-mtk.c | 5 ++++-
15 1 file changed, 4 insertions(+), 1 deletion(-)
16
17 --- a/drivers/mtd/nand/ecc-mtk.c
18 +++ b/drivers/mtd/nand/ecc-mtk.c
19 @@ -279,7 +279,10 @@ struct mtk_ecc *of_mtk_ecc_get(struct de
20 struct mtk_ecc *ecc = NULL;
21 struct device_node *np;
22
23 - np = of_parse_phandle(of_node, "ecc-engine", 0);
24 + np = of_parse_phandle(of_node, "nand-ecc-engine", 0);
25 + /* for backward compatibility */
26 + if (!np)
27 + np = of_parse_phandle(of_node, "ecc-engine", 0);
28 if (np) {
29 ecc = mtk_ecc_get(np);
30 of_node_put(np);