linux-kernel - Re: [PATCH v3 0/6] Improve clock support for Actions S500 SoC

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Date:   Wed, 16 Jun 2021 19:06:19 +0300
From:   Cristian Ciocaltea <cristian.ciocaltea@...il.com>
To:     Stephen Boyd <sboyd@...nel.org>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Andreas Färber <afaerber@...e.de>,
        Michael Turquette <mturquette@...libre.com>,
        Edgar Bernardi Righi <edgar.righi@...tec.org.br>,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-actions@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v3 0/6] Improve clock support for Actions S500 SoC

Hi Stephen,

Could you please pick up this patch series since there are some more
patches ready for merging which depend on it?

Thanks,
Cristi

On Thu, Jun 10, 2021 at 11:05:20PM +0300, Cristian Ciocaltea wrote:
> While working on a driver to support the Actions Semi Owl Ethernet MAC,
> I found and fixed some issues on the existing implementation of the S500
> SoC clock subsystem and, additionally, I added two missing clocks.
> 
> Thanks,
> Cristi
> 
> Changes in v3:
> - Fixed swapped flags between "ahbprediv_clk" and "ahb_clk" in patch 4/6
> - Added Reviewed-by tags from Mani
> - Rebased patch series on v5.13-rc5
> 
> Changes in v2 (according to Mani's review):
> - Re-added entry "{ 24, 1, 25 }" to sd_factor_table, according to the
>   datasheet (V1.8+), this is a valid divider
> - Re-added OWL_GATE_HW to SENSOR[0-1], according to the datasheet they
>   are gated, even though the vendor implementation states the opposite
> - Reverted the addition of the clock div table for H clock to support the
>   '1' divider (according to the datasheet), even though the vendor
>   implementation marks it as reserved
> - Reordered "nic_clk_mux_p" after "ahbprediv_clk_mux_p" to follow the reg
>   field ordering
> - Rebased patch series on v5.13-rc3
> 
> Cristian Ciocaltea (6):
>   clk: actions: Fix UART clock dividers on Owl S500 SoC
>   clk: actions: Fix SD clocks factor table on Owl S500 SoC
>   clk: actions: Fix bisp_factor_table based clocks on Owl S500 SoC
>   clk: actions: Fix AHPPREDIV-H-AHB clock chain on Owl S500 SoC
>   dt-bindings: clock: Add NIC and ETHERNET bindings for Actions S500 SoC
>   clk: actions: Add NIC and ETHERNET clock support for Actions S500 SoC
> 
>  drivers/clk/actions/owl-s500.c               | 92 +++++++++++++-------
>  include/dt-bindings/clock/actions,s500-cmu.h |  6 +-
>  2 files changed, 65 insertions(+), 33 deletions(-)
> 
> -- 
> 2.32.0
>