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Commit 5314bc2d authored by Josh Wu's avatar Josh Wu Committed by Nicolas Ferre
Browse files

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



Default ecc correctable setting is 2bits in 512 bytes.

Signed-off-by: default avatarJosh Wu <josh.wu@atmel.com>
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
parent 88b62b91

arch/arm/boot/dts/at91sam9x5.dtsi

+4 −0
Original line number Diff line number Diff line
@@ -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";

arch/arm/boot/dts/at91sam9x5cm.dtsi

+4 −1
Original line number Diff line number Diff line
@@ -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";