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| author | Marc Gonzalez <marc_gonzalez@sigmadesigns.com> | 2016-10-25 16:15:50 +0300 |
|---|---|---|
| committer | Boris Brezillon <boris.brezillon@free-electrons.com> | 2016-11-07 16:48:39 +0300 |
| commit | c3d03de3962163855d2007b8c2243b9bf005bec7 (patch) | |
| tree | 8796e1a96d3073b69ca152467239159643700a83 /Documentation/devicetree/bindings/mtd | |
| parent | 8bd8fbd8bccf6e32198000792ee8d1e9189f441f (diff) | |
| download | linux-c3d03de3962163855d2007b8c2243b9bf005bec7.tar.xz | |
mtd: nand: add tango NFC dt bindings doc
Add the tango NAND Flash Controller dt bindings documentation.
Signed-off-by: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Diffstat (limited to 'Documentation/devicetree/bindings/mtd')
| -rw-r--r-- | Documentation/devicetree/bindings/mtd/tango-nand.txt | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mtd/tango-nand.txt b/Documentation/devicetree/bindings/mtd/tango-nand.txt new file mode 100644 index 000000000000..ad5a02f2ac8c --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/tango-nand.txt @@ -0,0 +1,38 @@ +Sigma Designs Tango4 NAND Flash Controller (NFC) + +Required properties: + +- compatible: "sigma,smp8758-nand" +- reg: address/size of nfc_reg, nfc_mem, and pbus_reg +- dmas: reference to the DMA channel used by the controller +- dma-names: "nfc_sbox" +- clocks: reference to the system clock +- #address-cells: <1> +- #size-cells: <0> + +Children nodes represent the available NAND chips. +See Documentation/devicetree/bindings/mtd/nand.txt for generic bindings. + +Example: + + nandc: nand-controller@2c000 { + compatible = "sigma,smp8758-nand"; + reg = <0x2c000 0x30 0x2d000 0x800 0x20000 0x1000>; + dmas = <&dma0 3>; + dma-names = "nfc_sbox"; + clocks = <&clkgen SYS_CLK>; + #address-cells = <1>; + #size-cells = <0>; + + nand@0 { + reg = <0>; /* CS0 */ + nand-ecc-strength = <14>; + nand-ecc-step-size = <1024>; + }; + + nand@1 { + reg = <1>; /* CS1 */ + nand-ecc-strength = <14>; + nand-ecc-step-size = <1024>; + }; + }; |