From 220280708a2349bc8dd61ab029483d65440a5aa0 Mon Sep 17 00:00:00 2001 From: Mason Yang Date: Mon, 19 Aug 2019 15:19:09 +0800 Subject: [PATCH] dt-bindings: mtd: Document Macronix raw NAND controller bindings Document the bindings used by the Macronix raw NAND controller. Signed-off-by: Mason Yang Reviewed-by: Rob Herring Signed-off-by: Miquel Raynal --- .../devicetree/bindings/mtd/mxic-nand.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/mxic-nand.txt diff --git a/Documentation/devicetree/bindings/mtd/mxic-nand.txt b/Documentation/devicetree/bindings/mtd/mxic-nand.txt new file mode 100644 index 0000000..46c5529 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/mxic-nand.txt @@ -0,0 +1,36 @@ +Macronix Raw NAND Controller Device Tree Bindings +------------------------------------------------- + +Required properties: +- compatible: should be "mxic,multi-itfc-v009-nand-controller" +- reg: should contain 1 entry for the registers +- #address-cells: should be set to 1 +- #size-cells: should be set to 0 +- interrupts: interrupt line connected to this raw NAND controller +- clock-names: should contain "ps", "send" and "send_dly" +- clocks: should contain 3 phandles for the "ps", "send" and + "send_dly" clocks + +Children nodes: +- children nodes represent the available NAND chips. + +See Documentation/devicetree/bindings/mtd/nand-controller.yaml +for more details on generic bindings. + +Example: + + nand: nand-controller@43c30000 { + compatible = "mxic,multi-itfc-v009-nand-controller"; + reg = <0x43c30000 0x10000>; + #address-cells = <1>; + #size-cells = <0>; + interrupts = ; + clocks = <&clkwizard 0>, <&clkwizard 1>, <&clkc 15>; + clock-names = "send", "send_dly", "ps"; + + nand@0 { + reg = <0>; + nand-ecc-mode = "soft"; + nand-ecc-algo = "bch"; + }; + }; -- 2.7.4