drivers: disk: sdmmc_subsys: stm32_sdmmc driver custom disk name support

In order to allow a custom disk name same as with the standard
sdmmc driver an additional device-tree property was introduced.

Signed-off-by: Carlo Kirchmeier <carlo.kirchmeier@zuehlke.com>

drivers/disk/sdmmc_stm32.c

@@ -537,7 +537,7 @@ static const struct disk_operations stm32_sdmmc_ops = {
 };
 
 static struct disk_info stm32_sdmmc_info = {
-	.name = "SD",
+	.name = DT_INST_PROP_OR(0, disk_name, "SD"),
 	.ops = &stm32_sdmmc_ops,
 };
 

dts/bindings/mmc/st,stm32-sdmmc.yaml

@@ -5,6 +5,11 @@ compatible: "st,stm32-sdmmc"
 include: [mmc.yaml, pinctrl-device.yaml, reset-device.yaml]
 
 properties:
+  disk-name:
+    type: string
+    description: |
+      Disk name.
+
   clocks:
     required: true