summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/nvmem/core.c10
-rw-r--r--include/linux/nvmem-provider.h3
2 files changed, 11 insertions, 2 deletions
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index d6bacc878500..6cd3edb2eaf6 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -635,12 +635,18 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config)
if (!config->no_of_node)
nvmem->dev.of_node = config->dev->of_node;
- if (config->id == -1 && config->name) {
+ switch (config->id) {
+ case NVMEM_DEVID_NONE:
dev_set_name(&nvmem->dev, "%s", config->name);
- } else {
+ break;
+ case NVMEM_DEVID_AUTO:
+ dev_set_name(&nvmem->dev, "%s%d", config->name, nvmem->id);
+ break;
+ default:
dev_set_name(&nvmem->dev, "%s%d",
config->name ? : "nvmem",
config->name ? config->id : nvmem->id);
+ break;
}
nvmem->read_only = device_property_present(config->dev, "read-only") ||
diff --git a/include/linux/nvmem-provider.h b/include/linux/nvmem-provider.h
index 6d6f8e5d24c9..06409a6c40bc 100644
--- a/include/linux/nvmem-provider.h
+++ b/include/linux/nvmem-provider.h
@@ -27,6 +27,9 @@ enum nvmem_type {
NVMEM_TYPE_BATTERY_BACKED,
};
+#define NVMEM_DEVID_NONE (-1)
+#define NVMEM_DEVID_AUTO (-2)
+
/**
* struct nvmem_config - NVMEM device configuration
*