Messages in this thread Patch in this message | | | From | "Khoronzhuk, Ivan" <> | Subject | [PATCH 09/12] mtd: nand: davinci: reuse driver for Keystone arch | Date | Mon, 11 Nov 2013 17:09:59 +0000 |
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The Keystone arch has compatible nand device, so reuse it. In case with Keystone it depends on TI_DAVINCI_AEMIF because AEMIF driver is responsible to set timings.
See http://www.ti.com/lit/ug/sprugz3a/sprugz3a.pdf
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com> --- .../devicetree/bindings/mtd/davinci-nand.txt | 8 +++++--- drivers/mtd/nand/Kconfig | 6 +++--- drivers/mtd/nand/davinci_nand.c | 1 + 3 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/Documentation/devicetree/bindings/mtd/davinci-nand.txt b/Documentation/devicetree/bindings/mtd/davinci-nand.txt index befaa5b..cfb18ab 100644 --- a/Documentation/devicetree/bindings/mtd/davinci-nand.txt +++ b/Documentation/devicetree/bindings/mtd/davinci-nand.txt @@ -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. diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index d885298..62dbcd5 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -492,11 +492,11 @@ 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_DAVINCI_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" diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index 78b8d66..4705214 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -523,6 +523,7 @@ static struct nand_ecclayout hwecc4_2048 __initconst = { #if defined(CONFIG_OF) static const struct of_device_id davinci_nand_of_match[] = { {.compatible = "ti,davinci-nand", }, + {.compatible = "ti,keystone-nand", }, {}, }; MODULE_DEVICE_TABLE(of, davinci_nand_of_match); -- 1.7.9.5
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