diff options
| author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2012-02-21 17:38:18 +0400 |
|---|---|---|
| committer | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2012-03-15 19:29:19 +0400 |
| commit | 86a89f4ff665d385741a7831c612fc0b9aa22480 (patch) | |
| tree | a69357560740d3157dd76f79fb6a5891d8cf02ff /arch | |
| parent | d6a016616ba834b7da7653effb98d413acde7aa2 (diff) | |
| download | linux-86a89f4ff665d385741a7831c612fc0b9aa22480.tar.xz | |
ARM: at91: sam9x5 add nand support
Enable the nand in the cpu module with the partition.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/at91sam9g25ek.dts | 2 | ||||
| -rw-r--r-- | arch/arm/boot/dts/at91sam9x5.dtsi | 15 | ||||
| -rw-r--r-- | arch/arm/boot/dts/at91sam9x5cm.dtsi | 34 |
3 files changed, 50 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/at91sam9g25ek.dts b/arch/arm/boot/dts/at91sam9g25ek.dts index e64eb932083b..c7596bf26388 100644 --- a/arch/arm/boot/dts/at91sam9g25ek.dts +++ b/arch/arm/boot/dts/at91sam9g25ek.dts @@ -15,7 +15,7 @@ compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9"; chosen { - bootargs = "128M console=ttyS0,115200 mtdparts=atmel_nand:8M(bootstrap/uboot/kernel)ro,-(rootfs) root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"; + bootargs = "128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"; }; ahb { diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi index a02e636d8a57..c294657a1f7e 100644 --- a/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/arch/arm/boot/dts/at91sam9x5.dtsi @@ -172,5 +172,20 @@ status = "disabled"; }; }; + + nand0: nand@40000000 { + compatible = "atmel,at91rm9200-nand"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x40000000 0x10000000 + >; + atmel,nand-addr-offset = <21>; + atmel,nand-cmd-offset = <22>; + gpios = <&pioC 8 0 + &pioC 14 0 + 0 + >; + status = "disabled"; + }; }; }; diff --git a/arch/arm/boot/dts/at91sam9x5cm.dtsi b/arch/arm/boot/dts/at91sam9x5cm.dtsi index 64ae3e890259..5b37033bed56 100644 --- a/arch/arm/boot/dts/at91sam9x5cm.dtsi +++ b/arch/arm/boot/dts/at91sam9x5cm.dtsi @@ -12,6 +12,40 @@ reg = <0x20000000 0x8000000>; }; + ahb { + nand0: nand@40000000 { + nand-bus-width = <8>; + nand-ecc-mode = "soft"; + nand-on-flash-bbt; + status = "okay"; + + at91bootstrap@0 { + label = "at91bootstrap"; + reg = <0x0 0x40000>; + }; + + uboot@40000 { + label = "u-boot"; + reg = <0x40000 0x80000>; + }; + + ubootenv@c0000 { + label = "U-Boot Env"; + reg = <0xc0000 0x140000>; + }; + + kernel@200000 { + label = "kernel"; + reg = <0x200000 0x600000>; + }; + + rootfs@800000 { + label = "rootfs"; + reg = <0x800000 0x1f800000>; + }; + }; + }; + leds { compatible = "gpio-leds"; |