Messages in this thread | | | Date | Mon, 30 Nov 2015 13:35:42 -0600 | From | Dinh Nguyen <> | Subject | Re: Denali NAND driver on SocKit |
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CC: Graham Moore
Graham should know more about this.
Dinh
On 11/30/2015 12:31 PM, Pavel Machek wrote: > Hi! > > I'm trying to get NAND to work on socdk board... but it looks like > neccessary device tree bindings are not there. And when I do add them, > they don't seem to work. > > Does it work for you? Is there patch I should apply? > > Thanks, > Pavel > > > diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi > index bd2937f..ec61b29 100644 > --- a/arch/arm/boot/dts/socfpga.dtsi > +++ b/arch/arm/boot/dts/socfpga.dtsi > @@ -582,6 +582,46 @@ > status = "disabled"; > }; > > + nand: nand@ff900000 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "denali,denali-nand-dt"; > + reg = <0xff900000 0x100000>, <0xffb80000 0x10000>; > + reg-names = "nand_data", "denali_reg"; > + interrupts = <0 144 4>; > + dma-mask = <0xffffffff>; > + clocks = <&nand_clk>; > + have-hw-ecc-fixup; > + status = "disabled"; > + > + partition@nand-boot { > + /* 8MB for raw data. */ > + label = "NAND Flash Boot Area 8MB"; > + reg = <0x0 0x800000>; > + }; > + partition@nand-rootfs { > + /* 128MB jffs2 root filesystem. */ > + label = "NAND Flash jffs2 Root Filesystem 128MB"; > + reg = <0x800000 0x8000000>; > + }; > + partition@nand-128 { > + label = "NAND Flash 128 MB"; > + reg = <0x8800000 0x8000000>; > + }; > + partition@nand-64 { > + label = "NAND Flash 64 MB"; > + reg = <0x10800000 0x4000000>; > + }; > + partition@nand-32 { > + label = "NAND Flash 32 MB"; > + reg = <0x14800000 0x2000000>; > + }; > + partition@nand-16 { > + label = "NAND Flash 16 MB"; > + reg = <0x16800000 0x1000000>; > + }; > + }; > + > gpio0: gpio@ff708000 { > #address-cells = <1>; > #size-cells = <0>; > diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts > index d4d0a28..b56c8f9 100644 > --- a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts > +++ b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts > @@ -89,3 +89,7 @@ > &usb1 { > status = "okay"; > }; > + > +&nand { > + status = "okay"; > +}; >
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