[Linux-stm32] [PATCH 1/1] net: ethernet: stmmac: simplify phy modes management for stm32
Christophe ROULLIER
christophe.roullier at st.com
Thu Feb 13 07:03:27 UTC 2020
Gentle reminder
Thanks
On 1/30/20 2:29 PM, Christophe ROULLIER wrote:
> On 1/29/20 11:51 AM, David Miller wrote:
>> From: Christophe Roullier <christophe.roullier at st.com>
>> Date: Tue, 28 Jan 2020 09:39:42 +0100
>>
>>> No new feature, just to simplify stm32 part to be easier to use.
>>> Add by default all Ethernet clocks in DT, and activate or not in
>>> function
>>> of phy mode, clock frequency, if property "st,ext-phyclk" is set or
>>> not.
>>> Keep backward compatibility
>>> -----------------------------------------------------------------------
>>> |PHY_MODE | Normal | PHY wo crystal| PHY wo crystal | No 125Mhz |
>>> | | | 25MHz | 50MHz | from PHY |
>>> -----------------------------------------------------------------------
>>> | MII | - | eth-ck | n/a | n/a |
>>> | | | st,ext-phyclk | | |
>>> -----------------------------------------------------------------------
>>> | GMII | - | eth-ck | n/a | n/a |
>>> | | | st,ext-phyclk | | |
>>> -----------------------------------------------------------------------
>>> | RGMII | - | eth-ck | n/a | eth-ck |
>>> | | | st,ext-phyclk | |st,eth-clk-sel|
>>> | | | | | or |
>>> | | | | |
>>> st,ext-phyclk|
>>> ------------------------------------------------------------------------
>>>
>>> | RMII | - | eth-ck | eth-ck | n/a |
>>> | | | st,ext-phyclk | st,eth-ref-clk-sel
>>> | |
>>> | | | | or st,ext-phyclk | |
>>> ------------------------------------------------------------------------
>>>
>>>
>>> Signed-off-by: Christophe Roullier <christophe.roullier at st.com>
>> If anything, this is more of a cleanup, and therefore only
>> appropriate for
>> net-next when it opens back up.
> Thanks David, It is not urgent, do you want that I re-push it with
> "PATCH net next" ?
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