linux/arch/arm/boot/dts/kirkwood-km_kirkwood.dts
Valentin Longchamp e45498cb04 ARM: kirkwood: add i2c-gpio controller for km_kirkwood
This controller is used to access the reset management FPGA of the
km_kirkwood boards.

Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
2013-05-27 16:19:58 +00:00

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/dts-v1/;
/include/ "kirkwood.dtsi"
/include/ "kirkwood-98dx4122.dtsi"
/ {
model = "Keymile Kirkwood Reference Design";
compatible = "keymile,km_kirkwood", "marvell,kirkwood-98DX4122", "marvell,kirkwood";
memory {
device_type = "memory";
reg = <0x00000000 0x08000000>;
};
chosen {
bootargs = "console=ttyS0,115200n8 earlyprintk";
};
ocp@f1000000 {
pinctrl: pinctrl@10000 {
pinctrl-0 = < &pmx_i2c_gpio_sda &pmx_i2c_gpio_scl >;
pinctrl-names = "default";
pmx_i2c_gpio_sda: pmx-gpio-sda {
marvell,pins = "mpp8";
marvell,function = "gpio";
};
pmx_i2c_gpio_scl: pmx-gpio-scl {
marvell,pins = "mpp9";
marvell,function = "gpio";
};
};
serial@12000 {
status = "ok";
};
nand@3000000 {
pinctrl-0 = <&pmx_nand>;
pinctrl-names = "default";
status = "ok";
chip-delay = <25>;
};
};
i2c@0 {
compatible = "i2c-gpio";
gpios = < &gpio0 8 0 /* sda */
&gpio0 9 0 >; /* scl */
i2c-gpio,delay-us = <2>; /* ~100 kHz */
};
};