Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-26 04:42:12 +00:00
Code Issues Packages Projects Releases Wiki Activity

ARM: at91: sam9x5 add nand support

Browse Source 
Enable the nand in the cpu module with the partition.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2012-02-21 21:38:18 +08:00
parent d6a016616b
commit 86a89f4ff6
3 changed files with 50 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/boot/dts/at91sam9g25ek.dts
View File

@ -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 {

15
arch/arm/boot/dts/at91sam9x5.dtsi
View File

@ -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";
};
};
};

34
arch/arm/boot/dts/at91sam9x5cm.dtsi
View File

@ -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";