Re: [RFC PATCH 9/9] ARM: sunxi/dt: enable NAND on cubietruck board

From: boris brezillon
Date: Wed Jan 08 2014 - 10:30:43 EST


On 08/01/2014 16:28, Boris BREZILLON wrote:
Enable the NFC and describe the NAND flash connected to this controller.

Signed-off-by: Boris BREZILLON <b.brezillon@xxxxxxxxxxx>
---
arch/arm/boot/dts/sun7i-a20-cubietruck.dts | 33 ++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)

diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
index 8a1009d..08ee7d3 100644
--- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
+++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
@@ -18,7 +18,40 @@
model = "Cubietech Cubietruck";
compatible = "cubietech,cubietruck", "allwinner,sun7i-a20";
+ chosen {
+ bootargs = "console=ttyS0,115200 earlyprintk root=/dev/ram0 rootfstype=ext2 rw";
+ };
+

Sorry, I messed up with the bootargs.
I'll remove it in the next version.

soc@01c00000 {
+ nfc: nand@01c03000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&nand_pins_a &nand_cs0_pins_a &nand_rb0_pins_a>;
+ status = "okay";
+
+ nand@0 {
+ reg = <0>;
+ allwinner,rb = <0>;
+ nand-ecc-mode = "soft_bch";
+
+ /* nand timings */
+ tCLS-min = <6>;
+ tCLH-min = <3>;
+ tCS-min = <20>;
+ tCH-min = <5>;
+ tWP-min = <8>;
+ tWH-min = <6>;
+ tALS-min = <6>;
+ tDS-min = <6>;
+ tDH-min = <2>;
+ tRR-min = <20>;
+ tALH-min = <3>;
+ tRP-min = <8>;
+ tREH-min = <6>;
+ tRC-min = <16>;
+ tWC-min = <16>;
+ };
+ };
+
pinctrl@01c20800 {
led_pins_cubietruck: led_pins@0 {
allwinner,pins = "PH7", "PH11", "PH20", "PH21";

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