The reg property should describe the entire accessible zone, not only the one the driver wants to access. With this in mind, the example should map two regions instead of one to be entirely accurate. Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx> --- .../devicetree/bindings/memory-controllers/pl353-smc.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt index 1335b94291ad..9d220d4cb39d 100644 --- a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt +++ b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt @@ -27,7 +27,8 @@ Example: compatible = "arm,pl353-smc-r2p1", "arm,primecell"; clock-names = "memclk", "apb_pclk"; clocks = <&clkc 11>, <&clkc 44>; - reg = <0xe000e000 0x1000>; + reg = <0xe000e000 0x0001000>, + <0xe1000000 0x5000000>; #address-cells = <2>; #size-cells = <1>; ranges = <0x0 0x0 0xe1000000 0x1000000 /* Nand CS region */ -- 2.27.0