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ARM: at91: at91sam9x5: add DT parameters to enable PMECC 

Default ecc correctable setting is 2bits in 512 bytes.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Josh Wu 2013-01-23 20:47:09 +08:00 committed by Nicolas Ferre
parent 88b62b915b
commit 5314bc2de9
2 changed files with 8 additions and 1 deletions
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4
arch/arm/boot/dts/at91sam9x5.dtsi
View File

@ -518,7 +518,11 @@
#address-cells = <1>;
#size-cells = <1>;
reg = <0x40000000 0x10000000
0xffffe000 0x600 /* PMECC Registers */
0xffffe600 0x200 /* PMECC Error Location Registers */
0x00108000 0x18000 /* PMECC looup table in ROM code */
>;
atmel,pmecc-lookup-table-offset = <0x0 0x8000>;
atmel,nand-addr-offset = <21>;
atmel,nand-cmd-offset = <22>;
pinctrl-names = "default";

5
arch/arm/boot/dts/at91sam9x5cm.dtsi
View File

@ -26,7 +26,10 @@
ahb {
nand0: nand@40000000 {
nand-bus-width = <8>;
nand-ecc-mode = "soft";
nand-ecc-mode = "hw";
atmel,has-pmecc; /* Enable PMECC */
atmel,pmecc-cap = <2>;
atmel,pmecc-sector-size = <512>;
nand-on-flash-bbt;
status = "okay";