[PATCH -next] ARM: dts: sun8i: Add NFC node to Allwinner A23/A33 SoC

[Icenowy Zheng]

07.07.2016, 04:29, "Maxime Ripard" <maxime.ripard at free-electrons.com>:
> Hi,
>
> On Wed, Jul 06, 2016 at 08:33:52AM +0800, Icenowy Zheng wrote:
>>  Add NAND Flash controller node definition to the A23/A33 SoC.
>>
>>  Signed-off-by: Icenowy Zheng <icenowy at aosc.xyz>
>
> Has this ever been tested? On what board, with what NAND chip?
>
>>  ---
>>   arch/arm/boot/dts/sun8i-a23-a33.dtsi | 23 +++++++++++++++++++++++
>>   1 file changed, 23 insertions(+)
>>
>>  diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
>>  index 7e05e09..270c38a 100644
>>  --- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi
>>  +++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
>>  @@ -209,6 +209,14 @@
>>                                           "apb2_uart3", "apb2_uart4";
>>                   };
>>
>>  + nand_clk: clk at 01c20080 {
>>  + #clock-cells = <0>;
>>  + compatible = "allwinner,sun4i-a10-mod0-clk";
>>  + reg = <0x01c20080 0x4>;
>>  + clocks = <&osc24M>, <&pll6 1>;
>>  + clock-output-names = "nand";
>>  + };
>>  +
>
> This should be in a separate patch.
>
> Thanks!
> Maxime
>
> --
> Maxime Ripard, Free Electrons
> Embedded Linux and Kernel engineering
> http://free-electrons.com

with a http://linux-sunxi.org/Aoson_M751s tablet, (SKhynix H27UCG8T2ETR-BC NAND chip).

I used the patchset at http://lists.infradead.org/pipermail/linux-mtd/2016-June/067848.html to ensure the NAND chip to work properly (otherwise the chip id cannot be correctly identified)