Re: [PATCH] clk: renesas: r9a07g043: Hide WDT2 clock and reset entries for RZ/Five

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Hi Geert,

Thank you for the review.

On Mon, Sep 19, 2022 at 1:08 PM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
>
> Hi Prabhakar,
>
> On Mon, Sep 19, 2022 at 2:00 PM Prabhakar <prabhakar.csengg@xxxxxxxxx> wrote:
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> >
> > Make the clock and reset entries for WDT2 only visible for RZ/G2UL (ARM64)
> > as the RZ/Five SoC doesn't have the WDT2 channel.
> >
> > While at it, add the WDT2 clocks to r9a07g043_crit_mod_clks[] list as WDT
> > CH2 is specifically to check the operation of Cortex-M33 CPU on the RZ/G2UL
> > SoC and we dont want to turn off the clocks of WDT2 if it isn't enabled by
> > Cortex-A55.
> >
> > Fixes: 95d48d270305 ("clk: renesas: r9a07g043: Add support for RZ/Five SoC")
> > Reported-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
>
> Thanks for your patch!
>
> > --- a/drivers/clk/renesas/r9a07g043-cpg.c
> > +++ b/drivers/clk/renesas/r9a07g043-cpg.c
> > @@ -158,10 +158,12 @@ static struct rzg2l_mod_clk r9a07g043_mod_clks[] = {
> >                                 0x548, 0),
> >         DEF_MOD("wdt0_clk",     R9A07G043_WDT0_CLK, R9A07G043_OSCCLK,
> >                                 0x548, 1),
> > +#ifdef CONFIG_ARM64
> >         DEF_MOD("wdt2_pclk",    R9A07G043_WDT2_PCLK, R9A07G043_CLK_P0,
> >                                 0x548, 4),
> >         DEF_MOD("wdt2_clk",     R9A07G043_WDT2_CLK, R9A07G043_OSCCLK,
> >                                 0x548, 5),
> > +#endif
>
> Please move these into the existing section for arm64.
>
OK, I will move this to the existing section (and below).

Cheers,
Prabhakar

> >         DEF_MOD("spi_clk2",     R9A07G043_SPI_CLK2, R9A07G043_CLK_SPI1,
> >                                 0x550, 0),
> >         DEF_MOD("spi_clk",      R9A07G043_SPI_CLK, R9A07G043_CLK_SPI0,
> > @@ -269,7 +271,9 @@ static struct rzg2l_reset r9a07g043_resets[] = {
> >         DEF_RST(R9A07G043_OSTM1_PRESETZ, 0x834, 1),
> >         DEF_RST(R9A07G043_OSTM2_PRESETZ, 0x834, 2),
> >         DEF_RST(R9A07G043_WDT0_PRESETN, 0x848, 0),
> > +#ifdef CONFIG_ARM64
> >         DEF_RST(R9A07G043_WDT2_PRESETN, 0x848, 2),
> > +#endif
>
> Likewise.
>
> >         DEF_RST(R9A07G043_SPI_RST, 0x850, 0),
> >         DEF_RST(R9A07G043_SDHI0_IXRST, 0x854, 0),
> >         DEF_RST(R9A07G043_SDHI1_IXRST, 0x854, 1),
>
>
> Gr{oetje,eeting}s,
>
>                         Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
>
> 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



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