mtd: davinci: add support for parition binding nodes

Enhance the driver to support partition subnodes inside the nand
device bindings to describe partions on the nand device.

Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>
Reviewed-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/arm/davinci/nand.txt b/Documentation/devicetree/bindings/arm/davinci/nand.txt
index e37241f1fdd8..4746452c4f5d 100644
--- a/Documentation/devicetree/bindings/arm/davinci/nand.txt
+++ b/Documentation/devicetree/bindings/arm/davinci/nand.txt
@@ -23,6 +23,9 @@ Recommended properties :
 - ti,davinci-nand-buswidth: buswidth 8 or 16
 - ti,davinci-nand-use-bbt: use flash based bad block table support.
 
+nand device bindings may contain additional sub-nodes describing
+partitions of the address space. See partition.txt for more detail.
+
 Example (enbw_cmc board):
 aemif@60000000 {
         compatible = "ti,davinci-aemif";
@@ -47,5 +50,10 @@ aemif@60000000 {
                 ti,davinci-ecc-mode = "hw";
                 ti,davinci-ecc-bits = <4>;
                 ti,davinci-nand-use-bbt;
+
+                partition@180000 {
+                        label = "ubifs";
+                        reg = <0x180000 0x7e80000>;
+                };
         };
 };