linux-kernel - [PATCH v4 3/7] dt-bindings: mmc: add property for partitions node in mmc-card node

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Message-ID: <20240809172106.25892-4-ansuelsmth@gmail.com>
Date: Fri,  9 Aug 2024 19:21:01 +0200
From: Christian Marangi <ansuelsmth@...il.com>
To: Ulf Hansson <ulf.hansson@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Miquel Raynal <miquel.raynal@...tlin.com>,
	Richard Weinberger <richard@....at>,
	Vignesh Raghavendra <vigneshr@...com>,
	Joern Engel <joern@...ybastard.org>,
	Keith Busch <kbusch@...nel.org>,
	Jens Axboe <axboe@...nel.dk>,
	Christoph Hellwig <hch@....de>,
	Sagi Grimberg <sagi@...mberg.me>,
	Saravana Kannan <saravanak@...gle.com>,
	Christian Marangi <ansuelsmth@...il.com>,
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	Wolfram Sang <wsa+renesas@...g-engineering.com>,
	Florian Fainelli <f.fainelli@...il.com>,
	linux-mmc@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-mtd@...ts.infradead.org,
	linux-nvme@...ts.infradead.org
Subject: [PATCH v4 3/7] dt-bindings: mmc: add property for partitions node in mmc-card node

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@...il.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@0 {
+            compatible = "mmc-card";
+            reg = <0>;
+            broken-hpi;
+
+            partitions {
+                compatible = "fixed-partitions";
+                #address-cells = <1>;
+                #size-cells = <1>;
+
+                bootloader@0 {
+                  label = "bootloader";
+                  reg = <0x00000000 0x00080000>;
+                };
+
+                tclinux@...00 {
+                  label = "tclinux";
+                  reg = <0x00080000 0x02800000>;
+                };
+
+                tclinux_slave@...0000 {
+                  label = "tclinux_slave";
+                  reg = <0x02880000 0x02800000>;
+                };
+
+                rootfs_data@...0000 {
+                  label = "rootfs_data";
+                  reg = <0x5080000 0x00800000>;
+                };
+            };
+        };
+    };
+
 ...
-- 
2.45.2