[PATCH v2 5/8] dt-bindings: atmel_nand: Reword the documenation
Romain Izard
romain.izard.pro at gmail.com
Fri Jan 15 02:34:59 PST 2016
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.
Signed-off-by: Romain Izard <romain.izard.pro at gmail.com>
---
v2: new
.../devicetree/bindings/mtd/atmel-nand.txt | 23 +++++++++++-----------
1 file changed, 12 insertions(+), 11 deletions(-)
diff --git a/Documentation/devicetree/bindings/mtd/atmel-nand.txt b/Documentation/devicetree/bindings/mtd/atmel-nand.txt
index 89b0db9801b0..e68ab404d912 100644
--- a/Documentation/devicetree/bindings/mtd/atmel-nand.txt
+++ b/Documentation/devicetree/bindings/mtd/atmel-nand.txt
@@ -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 at 40000000,0 {
--
2.5.0
More information about the linux-mtd
mailing list