[PATCH v2] ARM: mxs: Add support for the Armadeus Systems APF28 module

[shawn.guo@linaro.org (Shawn Guo)]

On Wed, Oct 17, 2012 at 06:53:52PM +0200, julien.boibessot at free.fr wrote:
> From: Julien Boibessot <julien.boibessot@armadeus.com>
> 
> The APF28 is a small SOM built around an i.MX28 processor with 128MBytes DDR2,
> 256MBytes NAND Flash and an Ethernet PHY.
> 
> Signed-off-by: Julien Boibessot <julien.boibessot@armadeus.com>
> Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@armadeus.com>
> ---
>  Changes since v1 (as advised by Shawn Guo):
>  * add imx28-apf28.dtb to arch/arm/boot/dts/Makefile
>  * fix partitions declaration for gpmi-nand in imx28-apf28.dts
> 
>  arch/arm/boot/dts/Makefile        |    3 +-
>  arch/arm/boot/dts/imx28-apf28.dts |   85 +++++++++++++++++++++++++++++++++++++
>  arch/arm/mach-mxs/mach-mxs.c      |    7 +++
>  3 files changed, 94 insertions(+), 1 deletions(-)
>  create mode 100644 arch/arm/boot/dts/imx28-apf28.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index c1ce813..5baf5a0 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -59,7 +59,8 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
>  	imx28-cfa10049.dtb \
>  	imx28-evk.dtb \
>  	imx28-m28evk.dtb \
> -	imx28-tx28.dtb
> +	imx28-tx28.dtb \
> +	imx28-apf28.dtb

Please maintain the alphabet order on the list.

Shawn

>  dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
>  	omap3-beagle-xm.dtb \
>  	omap3-evm.dtb \
> diff --git a/arch/arm/boot/dts/imx28-apf28.dts b/arch/arm/boot/dts/imx28-apf28.dts
> new file mode 100644
> index 0000000..7eb0758
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx28-apf28.dts
> @@ -0,0 +1,85 @@
> +/*
> + * Copyright 2012 Armadeus Systems - <support@armadeus.com>
> + *
> + * The code contained herein is licensed under the GNU General Public
> + * License. You may obtain a copy of the GNU General Public License
> + * Version 2 or later at the following locations:
> + *
> + * http://www.opensource.org/licenses/gpl-license.html
> + * http://www.gnu.org/copyleft/gpl.html
> + */
> +
> +/dts-v1/;
> +/include/ "imx28.dtsi"
> +
> +/ {
> +	model = "Armadeus Systems APF28 module";
> +	compatible = "armadeus,imx28-apf28", "fsl,imx28";
> +
> +	memory {
> +		reg = <0x40000000 0x08000000>;
> +	};
> +
> +	apb at 80000000 {
> +		apbh at 80000000 {
> +			gpmi-nand at 8000c000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
> +				status = "okay";
> +
> +				partition at 0 {
> +					label = "u-boot";
> +					reg = <0x0 0x300000>;
> +				};
> +
> +				partition at 300000 {
> +					label = "env";
> +					reg = <0x300000 0x80000>;
> +				};
> +
> +				partition at 380000 {
> +					label = "env2";
> +					reg = <0x380000 0x80000>;
> +				};
> +
> +				partition at 400000 {
> +					label = "dtb";
> +					reg = <0x400000 0x80000>;
> +				};
> +
> +				partition at 480000 {
> +					label = "splash";
> +					reg = <0x480000 0x80000>;
> +				};
> +
> +				partition at 500000 {
> +					label = "kernel";
> +					reg = <0x500000 0x800000>;
> +				};
> +
> +				partition at d00000 {
> +					label = "rootfs";
> +					reg = <0xd00000 0xf300000>;
> +				};
> +			};
> +		};
> +
> +		apbx at 80040000 {
> +			duart: serial at 80074000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&duart_pins_a>;
> +				status = "okay";
> +			};
> +		};
> +	};
> +
> +	ahb at 80080000 {
> +		mac0: ethernet at 800f0000 {
> +			phy-mode = "rmii";
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&mac0_pins_a>;
> +			phy-reset-gpios = <&gpio4 13 0>;
> +			status = "okay";
> +		};
> +	};
> +};
> diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
> index b8c452a..9cfb25c 100644
> --- a/arch/arm/mach-mxs/mach-mxs.c
> +++ b/arch/arm/mach-mxs/mach-mxs.c
> @@ -367,6 +367,11 @@ static void __init cfa10049_init(void)
>  	update_fec_mac_prop(OUI_CRYSTALFONTZ);
>  }
>  
> +static void __init apf28_init(void)
> +{
> +	enable_clk_enet_out();
> +}
> +
>  static void __init mxs_machine_init(void)
>  {
>  	if (of_machine_is_compatible("fsl,imx28-evk"))
> @@ -379,6 +384,8 @@ static void __init mxs_machine_init(void)
>  		apx4devkit_init();
>  	else if (of_machine_is_compatible("crystalfontz,cfa10049"))
>  		cfa10049_init();
> +	else if (of_machine_is_compatible("armadeus,imx28-apf28"))
> +		apf28_init();
>  
>  	of_platform_populate(NULL, of_default_bus_match_table,
>  			     mxs_auxdata_lookup, NULL);
> -- 
> 1.7.5.4
>