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mtd: nand: davinci: reuse driver for Keystone arch 

The Keystone arch has compatible nand device, so reuse it.
In case with Keystone it depends on TI_AEMIF because AEMIF
driver is responsible to set timings.

See http://www.ti.com/lit/ug/sprugz3a/sprugz3a.pdf

Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Reviewed-by: Taras Kondratiuk <taras@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
hifive-unleashed-5.1
Ivan Khoronzhuk 2013-12-17 15:38:12 +02:00 committed by Brian Norris
parent 75be1ea26b
commit 458f3933bb
2 changed files with 8 additions and 6 deletions
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8
Documentation/devicetree/bindings/mtd/davinci-nand.txt
View File

@ -1,14 +1,16 @@
Device tree bindings for Texas instruments Davinci NAND controller
Device tree bindings for Texas instruments Davinci/Keystone NAND controller
This file provides information, what the device node for the davinci NAND
interface contains.
This file provides information, what the device node for the davinci/keystone
NAND interface contains.
Documentation:
Davinci DM646x - http://www.ti.com/lit/ug/sprueq7c/sprueq7c.pdf
Kestone - http://www.ti.com/lit/ug/sprugz3a/sprugz3a.pdf
Required properties:
- compatible: "ti,davinci-nand"
"ti,keystone-nand"
- reg: Contains 2 offset/length values:
- offset and length for the access window.

6
drivers/mtd/nand/Kconfig
View File

@ -464,11 +464,11 @@ config MTD_NAND_SH_FLCTL
for NAND Flash using FLCTL.
config MTD_NAND_DAVINCI
tristate "Support NAND on DaVinci SoC"
depends on ARCH_DAVINCI
tristate "Support NAND on DaVinci/Keystone SoC"
depends on ARCH_DAVINCI || (ARCH_KEYSTONE && TI_AEMIF)
help
Enable the driver for NAND flash chips on Texas Instruments
DaVinci processors.
DaVinci/Keystone processors.
config MTD_NAND_TXX9NDFMC
tristate "NAND Flash support for TXx9 SoC"