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ARM: mxs: Add support for the Armadeus Systems APF28 module

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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>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Julien Boibessot 2012-10-18 11:50:26 +02:00 committed by Shawn Guo
parent 8eec4b3117
commit a957fdca4f
3 changed files with 93 additions and 0 deletions
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1
arch/arm/boot/dts/Makefile
View File

@ -54,6 +54,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx51-babbage.dtb \
dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
imx23-olinuxino.dtb \
imx23-stmp378x_devb.dtb \
imx28-apf28.dtb \
imx28-apx4devkit.dtb \
imx28-cfa10036.dtb \
imx28-cfa10049.dtb \

85
arch/arm/boot/dts/imx28-apf28.dts Normal file
View File

@ -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@80000000 {
apbh@80000000 {
gpmi-nand@8000c000 {
pinctrl-names = "default";
pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
status = "okay";
partition@0 {
label = "u-boot";
reg = <0x0 0x300000>;
};
partition@300000 {
label = "env";
reg = <0x300000 0x80000>;
};
partition@380000 {
label = "env2";
reg = <0x380000 0x80000>;
};
partition@400000 {
label = "dtb";
reg = <0x400000 0x80000>;
};
partition@480000 {
label = "splash";
reg = <0x480000 0x80000>;
};
partition@500000 {
label = "kernel";
reg = <0x500000 0x800000>;
};
partition@d00000 {
label = "rootfs";
reg = <0xd00000 0xf300000>;
};
};
};
apbx@80040000 {
duart: serial@80074000 {
pinctrl-names = "default";
pinctrl-0 = <&duart_pins_a>;
status = "okay";
};
};
};
ahb@80080000 {
mac0: ethernet@800f0000 {
phy-mode = "rmii";
pinctrl-names = "default";
pinctrl-0 = <&mac0_pins_a>;
phy-reset-gpios = <&gpio4 13 0>;
status = "okay";
};
};
};

7
arch/arm/mach-mxs/mach-mxs.c
View File

@ -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);