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94372ab6e4
Include support for NVMEM cells.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
(cherry picked from commit 2f50c53f17)
39 lines
1.4 KiB
Diff
39 lines
1.4 KiB
Diff
From 207775f7e17b8fd0426a2ac4a5b81e4e1d71849e Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
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Date: Fri, 29 Apr 2022 17:26:47 +0100
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Subject: [PATCH] nvmem: brcm_nvram: find Device Tree nodes for NVMEM 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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DT binding for Broadcom's NVRAM supports specifying NVMEM cells as NVMEM
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device (provider) subnodes. Look for such subnodes when collecing NVMEM
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cells. This allows NVMEM consumers to use NVRAM variables.
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Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
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Link: https://lore.kernel.org/r/20220429162701.2222-3-srinivas.kandagatla@linaro.org
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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---
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drivers/nvmem/brcm_nvram.c | 2 ++
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1 file changed, 2 insertions(+)
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--- a/drivers/nvmem/brcm_nvram.c
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+++ b/drivers/nvmem/brcm_nvram.c
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@@ -8,6 +8,7 @@
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#include <linux/module.h>
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#include <linux/nvmem-consumer.h>
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#include <linux/nvmem-provider.h>
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+#include <linux/of.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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@@ -72,6 +73,7 @@ static int brcm_nvram_add_cells(struct b
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return -ENOMEM;
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priv->cells[idx].offset = value - (char *)data;
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priv->cells[idx].bytes = strlen(value);
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+ priv->cells[idx].np = of_get_child_by_name(dev->of_node, priv->cells[idx].name);
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}
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return 0;
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