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doc: dt: atmel_nand: Reword the documentation

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Do not mention which chips supporting the PMECC controller, as it a
duplicate of the information in the chips' device trees.

Use common terms when describing the sub-node for the NAND Flash
controller.

Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Romain Izard <romain.izard.pro@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Romain Izard 2016-02-10 10:56:24 +01:00 committed by Brian Norris
parent 5ddc7bd43c
commit ec4ee5fb97
1 changed files with 12 additions and 11 deletions
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23
Documentation/devicetree/bindings/mtd/atmel-nand.txt
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@ -21,8 +21,8 @@ Optional properties:
- nand-ecc-mode : String, operation mode of the NAND ecc mode, soft by default.
Supported values are: "none", "soft", "hw", "hw_syndrome", "hw_oob_first",
"soft_bch".
- atmel,has-pmecc : boolean to enable Programmable Multibit ECC hardware.
Only supported by at91sam9x5 or later sam9 product.
- atmel,has-pmecc : boolean to enable Programmable Multibit ECC hardware,
capable of BCH encoding and decoding, on devices where it is present.
- atmel,pmecc-cap : error correct capability for Programmable Multibit ECC
Controller. Supported values are: 2, 4, 8, 12, 24.
- atmel,pmecc-sector-size : sector size for ECC computation. Supported values
@ -32,15 +32,16 @@ Optional properties:
sector size 1024. If not specified, driver will build the table in runtime.
- nand-bus-width : 8 or 16 bus width if not present 8
- nand-on-flash-bbt: boolean to enable on flash bbt option if not present false
- Nand Flash Controller(NFC) is a slave driver under Atmel nand flash
- Required properties:
- compatible : "atmel,sama5d3-nfc" or "atmel,sama5d4-nfc".
- reg : should specify the address and size used for NFC command registers,
NFC registers and NFC Sram. NFC Sram address and size can be absent
if don't want to use it.
- clocks: phandle to the peripheral clock
- Optional properties:
- atmel,write-by-sram: boolean to enable NFC write by sram.
Nand Flash Controller(NFC) is an optional sub-node
Required properties:
- compatible : "atmel,sama5d3-nfc" or "atmel,sama5d4-nfc".
- reg : should specify the address and size used for NFC command registers,
NFC registers and NFC SRAM. NFC SRAM address and size can be absent
if don't want to use it.
- clocks: phandle to the peripheral clock
Optional properties:
- atmel,write-by-sram: boolean to enable NFC write by SRAM.
Examples:
nand0: nand@40000000,0 {