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39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
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From a5d83d6e2bc747b13f347962d4b335d70b23559b Mon Sep 17 00:00:00 2001
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From: Ansuel Smith <ansuelsmth@gmail.com>
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Date: Fri, 12 Mar 2021 07:28:19 +0100
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Subject: [PATCH] mtd: core: add nvmem-cells compatible to parse mtd as nvmem
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cells
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Partitions that contains the nvmem-cells compatible will register
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their direct subonodes as nvmem cells and the node will be treated as a
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nvmem provider.
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Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
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Tested-by: Rafał Miłecki <rafal@milecki.pl>
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---
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drivers/mtd/mtdcore.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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--- a/drivers/mtd/mtdcore.c
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+++ b/drivers/mtd/mtdcore.c
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@@ -559,6 +559,7 @@ static int mtd_nvmem_reg_read(void *priv
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static int mtd_nvmem_add(struct mtd_info *mtd)
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{
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+ struct device_node *node = mtd_get_of_node(mtd);
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struct nvmem_config config = {};
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config.id = -1;
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@@ -571,7 +572,7 @@ static int mtd_nvmem_add(struct mtd_info
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config.stride = 1;
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config.read_only = true;
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config.root_only = true;
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- config.no_of_node = true;
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+ config.no_of_node = !of_device_is_compatible(node, "nvmem-cells");
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config.priv = mtd;
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mtd->nvmem = nvmem_register(&config);
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