linux-kernel - Re: [PATCH 2/2] clk: imx: fracn-gppll: Add 241.90 MHz Support

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Message-ID: <20260113124553.qe7rai3bn6bff7hy@pengutronix.de>
Date: Tue, 13 Jan 2026 13:45:53 +0100
From: Marco Felsch <m.felsch@...gutronix.de>
To: Daniel Baluta <daniel.baluta@...il.com>
Cc: Abel Vesa <abelvesa@...nel.org>, Peng Fan <peng.fan@....com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, linux-clk@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] clk: imx: fracn-gppll: Add 241.90 MHz Support

On 26-01-13, Daniel Baluta wrote:
> On Tue, Jan 13, 2026 at 2:29 PM Marco Felsch <m.felsch@...gutronix.de> wrote:
> >
> > Some parallel panels have a pixelclk of 24.19 MHz. Add support for
> > 241.90 MHz so a by 10 divider can be used to derive the exact pixelclk.
> >
> > Signed-off-by: Marco Felsch <m.felsch@...gutronix.de>
> > ---
> >  drivers/clk/imx/clk-fracn-gppll.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/clk/imx/clk-fracn-gppll.c b/drivers/clk/imx/clk-fracn-gppll.c
> > index 579f76494eb041dfba58b8cd10eb2453a0ec4178..eb3d5e3c53946f3caf83bcff654c6481611375e3 100644
> > --- a/drivers/clk/imx/clk-fracn-gppll.c
> > +++ b/drivers/clk/imx/clk-fracn-gppll.c
> > @@ -89,7 +89,8 @@ static const struct imx_fracn_gppll_rate_table fracn_tbl[] = {
> >         PLL_FRACN_GP(400000000U, 200, 0, 1, 0, 12),
> >         PLL_FRACN_GP(393216000U, 163, 84, 100, 0, 10),
> >         PLL_FRACN_GP(332600000U, 138, 584, 1000, 0, 10),
> > -       PLL_FRACN_GP(300000000U, 150, 0, 1, 0, 12)
> > +       PLL_FRACN_GP(300000000U, 150, 0, 1, 0, 12),
> > +       PLL_FRACN_GP(241900000U, 201, 584, 1000, 0, 20)
> 
> Can you please end this line with a comma so that next addition at the end of
> the array will create a simpler diff?

Thought about this too but I don't know why I didn't added this.

Thanks for the input.

Regards,
  Marco

> Look for example at int_tbl array in the same file.
> 
> thanks,
> Daniel.
> 

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