Hi Frank, On Wed, Apr 29, 2015 at 11:20 AM, <Frank.Li@xxxxxxxxxxxxx> wrote: > + cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + > + cpu0: cpu@0 { > + compatible = "arm,cortex-a7"; > + device_type = "cpu"; > + reg = <0>; > + operating-points = < > + /* KHz uV */ > + 996000 1075000 > + 792000 975000 > + >; > + clock-latency = <61036>; /* two CLK32 periods */ > + clocks = <&clks IMX7D_ARM_A7_ROOT_CLK>, <&clks IMX7D_ARM_A7_ROOT_SRC>, > + <&clks IMX7D_PLL_ARM_MAIN_CLK>, <&clks IMX7D_PLL_SYS_MAIN_CLK>; > + clock-names = "arm", "arm_root_src", "pll_arm", "pll_sys_main"; > + }; > + }; That's a dual core, so you also need to pass cpu1 ;-) -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html