Re: [PATCH v2 1/5] clk: renesas: r8a779a0: add CANFD module clock

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> On 01/12/2022 9:44 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> Thanks for your patch!
> 
> > --- a/drivers/clk/renesas/r8a779a0-cpg-mssr.c
> > +++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
> > @@ -136,6 +136,7 @@ static const struct mssr_mod_clk r8a779a0_mod_clks[] __initconst = {
> >         DEF_MOD("avb3",         214,    R8A779A0_CLK_S3D2),
> >         DEF_MOD("avb4",         215,    R8A779A0_CLK_S3D2),
> >         DEF_MOD("avb5",         216,    R8A779A0_CLK_S3D2),
> > +       DEF_MOD("canfd0",       328,    R8A779A0_CLK_CANFD),
> 
> The datasheet calls this "canfd".
> 
> >         DEF_MOD("csi40",        331,    R8A779A0_CLK_CSI0),
> >         DEF_MOD("csi41",        400,    R8A779A0_CLK_CSI0),
> >         DEF_MOD("csi42",        401,    R8A779A0_CLK_CSI0),
> 
> Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> i.e. will queue in renesas-clk-for-v5.18 with the above fixed.

Don't do that! There already is a DIV4 clock called "canfd", and using that name twice breaks stuff. The BSP calls this clock "can-fd" for that reason.

CU
Uli



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