[PATCH v3 00/13] mmc: meson-gx: driver fixups and upgrades
ulf.hansson at linaro.org
Thu Aug 31 03:46:12 PDT 2017
On 30 August 2017 at 21:03, Kevin Hilman <khilman at baylibre.com> wrote:
> Hi Ulf,
> Ulf Hansson <ulf.hansson at linaro.org> writes:
>> On 28 August 2017 at 16:29, Jerome Brunet <jbrunet at baylibre.com> wrote:
>>> The patchset features several bugfixes, rework and upgrade for the
>>> meson-gx MMC driver.
>>> The main goal is to improve readability and enable new high speed
>>> modes, such as eMMC DDR52 and sdcard UHS modes up to SDR50 (100Mhz)
>>> SDR104 is not working with a few cards on the p200 and the
>>> libretech-cc. I suspect that 200Mhz might be a bit too fast for the PCB
>>> of these boards, adding noise to the signal and eventually breaking
>>> the communication with some cards. The same cards are working well on a
>>> laptop or the nanopi-k2 at 200Mhz.
>>> This series has been tested on gxbb-p200, gxbb-nanopi-k2 and
>>> Changes since v2 :
>>> * Drop patches 1 to 3: Applied.
>>> * Drop patch 4: Debug stuff which should not have been sent.
>>> * Added fix to previous patch 3:
>>> If the clock register is not initialized before registering the clk
>>> with CCF, the framework will complain about an illegal divider value.
>>> This had gone unnoticed because it was later fixed by the clock init
>>> Ulf, I know it is getting late but it would be nice if patch #1 of
>>> this v3 could go with 3 patches you already applied. The rest can
>>> wait for the following cycle.
>> I decided to pick them all, so applied for next!
> Just to double-check, so I can plan for the DT patches
> accordingly... you are queuing this for v4.14, right?
More information about the linux-amlogic