[PATCH v3] clk: vf610: Add support for the Ethernet switch clocks

Łukasz Majewski lukma at nabladev.com
Wed Jan 28 00:32:07 PST 2026


Hi Peng,

> Hi Lukasz,
> 
> > Subject: [PATCH v3] clk: vf610: Add support for the Ethernet switch
> > clocks
> > 
> > The vf610 device has built in the MoreThanIP L2 switch. For proper
> > operation it is required to enable ESW and MAC table lookup clocks.
> > 
> > The MAC table spans from 0x400E_C000 for 0x4000 and it is necessary
> > to provide clocks for each AIPS1-"slot", which size is 0x1000 (hence
> > four separate entries).
> > 
> > Those can be enabled via clock gating CCM_CCGR10 register
> > (0x4006_B068).
> > 
> > This patch also adds VF610_CLK_ESW and
> > VF610_CLK_ESW_MAC_TAB{0123} macros definitions for L2 switch.
> > 
> > The VF610_CLK_END has been removed from dt-bindings, as its
> > number had to be increased when MTIP L2 switch clocks were added,
> > and defined locally in clk-vf610.c driver.
> > 
> > Signed-off-by: Lukasz Majewski <lukma at nabladev.com>
> > ---
> > Changes for v2:
> > - Squash clock DT bindings to this single patch  
> 
> Sorry for not being clear in last comment, dt-binding
> update should be in a separate patch. So please
> separate into two patches in one patchset.
> 

Ok, so I will add dt-binding as a separate comment and as Andrew asked
I will add comment to vf610-clock.h about VF610_CLK_END being moved to
clock driver as a "local" definition.

> Thanks,
> Peng.
> 



-- 
Best regards,

Lukasz Majewski

--
Nabla Software Engineering GmbH
HRB 40522 Augsburg
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E-Mail: office at nabladev.com
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