| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 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)) |