[PATCH v7 1/9] arm64: dts: exynos: Add dts files for 64-bit Exynos5433 SoC

Chanwoo Choi cw00.choi at samsung.com
Mon Mar 30 16:56:38 PDT 2015


Hi Mark,

On 03/31/2015 01:09 AM, Mark Rutland wrote:
> Hi,
> 
> On Wed, Mar 18, 2015 at 12:17:28AM +0000, Chanwoo Choi wrote:
>> This patch adds new Exynos5433 dtsi to support 64-bit Exynos5433 SoC based on
>> Octal core CPUs (quad Cortex-A57 and quad Cortex-A53). And Exynos5433 supports
>> PSCI (Power State Coordination Interface) v0.1.
>>
>> This patch includes following dt node to support Exynos5433 SoC:
>> 1. Octa core for big.LITTLE architecture
>> - Cortex-A53 LITTLE Quad-core
>> - Cortex-A57 big Quad-core
>> - Support PSCI v0.1
> 
> Is CPU0 hotplug still broken, or has the FW been fixed?

CPU0 hotplug is still not working.

> 
> I'm very worried about adding a DT that's known broken, especially when
> we have no idea as to if/when the FW will be fixed judging from prior
> replies.

As I replied, I can not fix the FW because I don't have any code of FW.
I don't have any solution to fix it on Linux kernel level.

So, If you agree, I can add the comment of CPU0 hotplug issue on DT file.

Thanks,
Chanwoo Choi



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