linux-kernel - [PATCH 2/3] mtd: core: add nvmem-partitions compatible to parse mtd as nvmem cells

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Message-Id: <20210216195618.27959-3-ansuelsmth@gmail.com>
Date:   Tue, 16 Feb 2021 20:56:10 +0100
From:   Ansuel Smith <ansuelsmth@...il.com>
To:     Richard Weinberger <richard@....at>
Cc:     Ansuel Smith <ansuelsmth@...il.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Boris Brezillon <bbrezillon@...nel.org>,
        linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] mtd: core: add nvmem-partitions compatible to parse mtd as nvmem cells

Partitions that contains the nvmem-partitions compatible will register
their direct subonodes as nvmem cells and the node will be treated as a
nvmem provider.

Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
---
 drivers/mtd/mtdcore.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 2d6423d89a17..2a40b00ec3d0 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -543,7 +543,7 @@ static int mtd_nvmem_add(struct mtd_info *mtd)
 	config.stride = 1;
 	config.read_only = true;
 	config.root_only = true;
-	config.no_of_node = true;
+	config.no_of_node = !of_device_is_compatible(node, "nvmem-partitions");
 	config.priv = mtd;
 
 	mtd->nvmem = nvmem_register(&config);
-- 
2.30.0