[PATCH 2/6] ARM: dts: fix highbank cpu mpidr values

Shawn Guo shawn.guo at linaro.org
Sat Jan 5 21:10:44 EST 2013


On Sun, Dec 30, 2012 at 10:15:03AM -0600, Rob Herring wrote:
> From: Rob Herring <rob.herring at calxeda.com>
> 
> With the addition of commit a0ae0240 (ARM: kernel: add device tree init
> map function), the cpu reg values must match the cpu mpidr register or we'll
> get warnings. For some reason, the CLUSTERID on highbank is 9, so the reg
> value needs to be 0x90n to quiet the warnings.
> 
> Signed-off-by: Rob Herring <rob.herring at calxeda.com>
> ---
>  arch/arm/boot/dts/highbank.dts |   16 ++++++++--------
>  1 file changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/highbank.dts b/arch/arm/boot/dts/highbank.dts
> index 81e0bfa..5927a8d 100644
> --- a/arch/arm/boot/dts/highbank.dts
> +++ b/arch/arm/boot/dts/highbank.dts
> @@ -30,37 +30,37 @@
>  		#address-cells = <1>;
>  		#size-cells = <0>;
>  
> -		cpu at 0 {
> +		cpu at 900 {

Just a reminder - this change will break highbank cpufreq driver that
Mark is submitting.

Shawn

>  			compatible = "arm,cortex-a9";
>  			device_type = "cpu";
> -			reg = <0>;
> +			reg = <0x900>;
>  			next-level-cache = <&L2>;
>  			clocks = <&a9pll>;
>  			clock-names = "cpu";
>  		};




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