[PATCH 3/6] dt-bindings: mmc: add property for partitions node in mmc-card node

Christian Marangi ansuelsmth at gmail.com
Sun Aug 4 04:41:03 PDT 2024


Add property for defining partitions node in mmc-card node to define
partitions in DT by the use of the block2mtd module to use block
devices as MTD.

Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
 .../devicetree/bindings/mmc/mmc-card.yaml     | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/Documentation/devicetree/bindings/mmc/mmc-card.yaml b/Documentation/devicetree/bindings/mmc/mmc-card.yaml
index fd347126449a..0f32d24417bc 100644
--- a/Documentation/devicetree/bindings/mmc/mmc-card.yaml
+++ b/Documentation/devicetree/bindings/mmc/mmc-card.yaml
@@ -26,6 +26,9 @@ properties:
       Use this to indicate that the mmc-card has a broken hpi
       implementation, and that hpi should not be used.
 
+  partitions:
+    $ref: /schemas/mtd/partitions/partitions.yaml
+
 required:
   - compatible
   - reg
@@ -45,4 +48,41 @@ examples:
         };
     };
 
+    mmc1 {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        card at 0 {
+            compatible = "mmc-card";
+            reg = <0>;
+            broken-hpi;
+
+            partitions {
+                compatible = "fixed-partitions";
+                #address-cells = <1>;
+                #size-cells = <1>;
+
+                bootloader at 0 {
+                  label = "bootloader";
+                  reg = <0x00000000 0x00080000>;
+                };
+
+                tclinux at 80000 {
+                  label = "tclinux";
+                  reg = <0x00080000 0x02800000>;
+                };
+
+                tclinux_slave at 2880000 {
+                  label = "tclinux_slave";
+                  reg = <0x02880000 0x02800000>;
+                };
+
+                rootfs_data at 5080000 {
+                  label = "rootfs_data";
+                  reg = <0x5080000 0x00800000>;
+                };
+            };
+        };
+    };
+
 ...
-- 
2.45.2




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