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Date:   Fri, 29 Mar 2019 15:13:22 +1300
From:   Chris Packham <chris.packham@...iedtelesis.co.nz>
To:     bbrezillon@...nel.org, computersforpeace@...il.com,
        dwmw2@...radead.org, marek.vasut@...il.com, richard@....at,
        robh+dt@...nel.org, mark.rutland@....com
Cc:     linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: [PATCH v2 2/2] dt-binding: mtd: physmap: Add example using addr-gpios property

Add an example showing how to use the addr-gpios property to deal with a
system with limited IO space.

Cc: devicetree@...r.kernel.org
Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
---
Changes in v2:
- None

 .../devicetree/bindings/mtd/mtd-physmap.txt      | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt b/Documentation/devicetree/bindings/mtd/mtd-physmap.txt
index 7df0dcaccb7d..c69f4f065d23 100644
--- a/Documentation/devicetree/bindings/mtd/mtd-physmap.txt
+++ b/Documentation/devicetree/bindings/mtd/mtd-physmap.txt
@@ -96,3 +96,19 @@ An example using SRAM:
 		bank-width = <2>;
 	};
 
+An example using gpio-addrs
+
+	flash@...00000 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "cfi-flash", "jedec-flash";
+		reg = <0x20000000 0x02000000>;
+		ranges = <0 0x00000000 0x02000000
+		          1 0x02000000 0x02000000>;
+		bank-width = <2>;
+		addr-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
+		partition@0 {
+			label = "test-part1";
+			reg = <0 0x04000000>;
+		};
+	};
-- 
2.21.0

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