target/linux/generic/backport-5.10/823-v6.1-0002-nvmem-u-boot-env-find-Device-Tree-nodes-for-NVMEM-ce.patch

   1 From d69efcf951df4dcc74a0e1554969c533aec8aa9b Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
   3 Date: Thu, 15 Sep 2022 22:06:29 +0200
   4 Subject: [PATCH] nvmem: u-boot-env: find Device Tree nodes for NVMEM cells
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 DT binding allows specifying NVMEM cells as NVMEM device (provider)
  10 subnodes. Looks for such subnodes when building NVMEM cells.
  11
  12 This allows NVMEM consumers to use U-Boot environment variables.
  13
  14 Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
  15 Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
  16 ---
  17  drivers/nvmem/u-boot-env.c | 1 +
  18  1 file changed, 1 insertion(+)
  19
  20 --- a/drivers/nvmem/u-boot-env.c
  21 +++ b/drivers/nvmem/u-boot-env.c
  22 @@ -92,6 +92,7 @@ static int u_boot_env_add_cells(struct u
  23                         return -ENOMEM;
  24                 priv->cells[idx].offset = data_offset + value - data;
  25                 priv->cells[idx].bytes = strlen(value);
  26 +               priv->cells[idx].np = of_get_child_by_name(dev->of_node, priv->cells[idx].name);
  27         }
  28
  29         if (WARN_ON(idx != priv->ncells))