[PATCH 4/7] ARM: tegra: Add initial device tree for Tegra124

Joseph Lo josephl at nvidia.com
Mon Oct 7 21:21:22 EDT 2013


On Tue, 2013-10-08 at 01:18 +0800, Stephen Warren wrote:
> On 10/07/2013 01:31 AM, Joseph Lo wrote:
> > Initial support for Tegra 124 SoC. This is expected to be included in
> > the board DTS files.
> The pmc node should also be fixed.
> 
> > +	pmc {
> > +		compatible = "nvidia,tegra124-pmc", "nvidia,tegra114-pmc";
> > +		reg = <0x7000e400 0x400>;
> > +	};
> 
> Is the Tegra124 PMC really identical to the Tegra114 PMC in hardware?
> That would be a departure from history, where the PMC has changed
> significantly and incompatibly for each chip. Can you please investigate
> the details of the PMC changes; I suspect this should simply be:
> 
> 		compatible = "nvidia,tegra124-pmc";
> 

Thanks for reminding, it's not identical. Considering the power gate and
power domain function is not the same with Tegra114.




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