Subject: [PATCH] ARM: dts: keystone: add AEMIF/NAND device entry

From: [email-masked] (Santosh Shilimkar)
Date: Mon, 24 Feb 2014 16:10:57 -0500

On Monday 24 February 2014 01:52 PM, Ivan Khoronzhuk wrote:
> Add AEMIF/NAND device entry.
> 
> Signed-off-by: Ivan Khoronzhuk <[email-masked]>
> ---
>
Once the driver is in Greg's queue, I will pick this up and defconfig
patch. 

> 
>  arch/arm/boot/dts/k2hk-evm.dts  | 52 +++++++++++++++++++++++++++++++++++++++++
>  arch/arm/boot/dts/keystone.dtsi | 13 +++++++++++
>  2 files changed, 65 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/k2hk-evm.dts b/arch/arm/boot/dts/k2hk-evm.dts
> index 1d8ea6e..a08581b 100644
> --- a/arch/arm/boot/dts/k2hk-evm.dts
> +++ b/arch/arm/boot/dts/k2hk-evm.dts
> @@ -84,3 +84,55 @@
>  &usb {
>  	status = "okay";
>  };
> +
> +&aemif {
> +	cs0 {
> +		#address-cells = <2>;
> +		#size-cells = <1>;
> +		clock-ranges;
> +		ranges;
> +
> +		ti,cs-chipselect = <0>;
> +		/* all timings in nanoseconds */
> +		ti,cs-min-turnaround-ns = <12>;
> +		ti,cs-read-hold-ns = <6>;
> +		ti,cs-read-strobe-ns = <23>;
> +		ti,cs-read-setup-ns = <9>;
> +		ti,cs-write-hold-ns = <8>;
> +		ti,cs-write-strobe-ns = <23>;
> +		ti,cs-write-setup-ns = <8>;
> +
> +		nand at 0,0 {
> +			compatible = "ti,keystone-nand","ti,davinci-nand";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			reg = <0 0 0x4000000
> +			       1 0 0x0000100>;
> +
> +			ti,davinci-chipselect = <0>;
> +			ti,davinci-mask-ale = <0x2000>;
> +			ti,davinci-mask-cle = <0x4000>;
> +			ti,davinci-mask-chipsel = <0>;
> +			nand-ecc-mode = "hw";
> +			ti,davinci-ecc-bits = <4>;
> +			nand-on-flash-bbt;
> +
> +			partition at 0 {
> +				label = "u-boot";
> +				reg = <0x0 0x100000>;
> +				read-only;
> +			};
> +
> +			partition at 100000 {
> +				label = "params";
> +				reg = <0x100000 0x80000>;
> +				read-only;
> +			};
> +
> +			partition at 180000 {
> +				label = "ubifs";
> +				reg = <0x180000 0x7E80000>;
> +			};
> +		};
> +	};
> +};
> diff --git a/arch/arm/boot/dts/keystone.dtsi b/arch/arm/boot/dts/keystone.dtsi
> index 4eceb46..af80cb2 100644
> --- a/arch/arm/boot/dts/keystone.dtsi
> +++ b/arch/arm/boot/dts/keystone.dtsi
> @@ -266,5 +266,18 @@
>  			ti,ngpio = <32>;
>  			ti,davinci-gpio-unbanked = <32>;
>  		};
> +
> +		aemif: aemif at 21000A00 {
> +			compatible = "ti,keystone-aemif", "ti,davinci-aemif";
> +			#address-cells = <2>;
> +			#size-cells = <1>;
> +			clocks = <&clkaemif>;
> +			clock-names = "aemif";
> +			clock-ranges;
> +
> +			reg = <0x21000A00 0x00000100>;
> +			ranges = <0 0 0x30000000 0x10000000
> +				  1 0 0x21000A00 0x00000100>;
> +		};
>  	};
>  };
>