linux-kernel - Re: [PATCH 21/37] dt-bindings: clock: add r9a08g045 CPG clocks and resets definitions

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Message-ID: <154b823e-d532-ede7-5ada-08436ec86804@tuxon.dev>
Date:   Thu, 28 Sep 2023 07:54:43 +0300
From:   claudiu beznea <claudiu.beznea@...on.dev>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        ulf.hansson@...aro.org, linus.walleij@...aro.org,
        gregkh@...uxfoundation.org, jirislaby@...nel.org,
        magnus.damm@...il.com, catalin.marinas@....com, will@...nel.org,
        prabhakar.mahadev-lad.rj@...renesas.com,
        biju.das.jz@...renesas.com, quic_bjorande@...cinc.com,
        arnd@...db.de, konrad.dybcio@...aro.org, neil.armstrong@...aro.org,
        nfraprado@...labora.com, rafal@...ecki.pl,
        wsa+renesas@...g-engineering.com,
        linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-serial@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Subject: Re: [PATCH 21/37] dt-bindings: clock: add r9a08g045 CPG clocks and
 resets definitions

Hi, Geert,

On 15.09.2023 14:59, Geert Uytterhoeven wrote:
> On Tue, Sep 12, 2023 at 6:53 AM Claudiu <claudiu.beznea@...on.dev> wrote:
>> From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
>>
>> Add RZ/G3S (R9A08G045) Clock Pulse Generator (CPG) core clocks, module
>> clocks and resets.
>>
>> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> 
> Thanks for your patch!
> 
>> --- /dev/null
>> +++ b/include/dt-bindings/clock/r9a08g045-cpg.h
> 
>> +/* R9A08G045 Module Clocks */
> 
>> +#define R9A08G045_USB_U2H0_HCLK                65
>> +#define R9A08G045_USB_U2H1_HCLK                66
>> +#define R9A08G045_USB_U2P_EXR_CPUCLK   67
>> +#define R9A08G045_USB_PCLK             68
>> +#define R9A08G045_USB_SCLK             69
> 
> There is no USB_SCLK bit in CPG_CLKON_USB, so please drop
> R9A08G045_USB_SCLK.
> 
>> +/* R9A08G045 Resets */
> 
>> +#define R9A08G045_SRAM_ACPU_ARESETN0   11
>> +#define R9A08G045_SRAM_ACPU_ARESETN1   12
>> +#define R9A08G045_SRAM_ACPU_ARESETN2   13
> 
> There is no SRAM_ACPU_ARESETN2 bit in CPG_RST_SRAM_MCPU,
> so please drop R9A08G045_SRAM_ACPU_ARESETN2.

I see there is SRAM_ACPU_ARESETN2 in CPG_RST_SRAM_*A*CPU register. You are
actually saying that the documentation might be wrong?

Thank you,
Claudiu Beznea

> 
> The rest LGTM.
> 
> Gr{oetje,eeting}s,
> 
>                         Geert
> 
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds