Re: [PATCH v2 0/5] Tegra20 External Memory Controller driver
From: Dmitry Osipenko
Date: Wed Jun 06 2018 - 08:41:17 EST
On 06.06.2018 13:45, Thierry Reding wrote:
> On Mon, Jun 04, 2018 at 01:36:49AM +0300, Dmitry Osipenko wrote:
>> Hello,
>>
>> Couple years ago the Tegra20 EMC driver was removed from the kernel
>> due to incompatible changes in the Tegra's clock driver. This patchset
>> introduces a modernized EMC driver. Currently the sole purpose of the
>> driver is to initialize DRAM frequency to maximum rate during of the
>> kernels boot-up. Later we may consider implementing dynamic memory
>> frequency scaling, utilizing functionality provided by this driver.
>>
>> Changelog:
>>
>> v2:
>> - Minor code cleanups like consistent use of writel_relaxed instead
>> of non-relaxed version, reworded error messages, etc.
>>
>> - Factored out use_pllm_ud bit checking into a standalone patch for
>> consistency.
>>
>> Dmitry Osipenko (5):
>> dt: bindings: tegra20-emc: Document interrupt property
>> ARM: dts: tegra20: Add interrupt to External Memory Controller
>> clk: tegra20: Turn EMC clock gate into divider
>> clk: tegra20: Check whether direct PLLM sourcing is turned off for EMC
>> memory: tegra: Introduce Tegra20 EMC driver
>
> I took a brief look and didn't spot any dependencies between the clk and
> memory patches. Is it correct that these can be applied separately?
Yes, it is correct.