RE: [PATCH] clk: imx: imx7d: correct video pll clock tree
From: Anson Huang
Date: Wed Feb 28 2018 - 06:32:49 EST
Ping...
Looks like this patch is missed on latest tree, so ping it.
Anson Huang
Best Regards!
> -----Original Message-----
> From: Dong Aisheng [mailto:dongas86@xxxxxxxxx]
> Sent: Monday, January 8, 2018 6:41 PM
> To: Anson Huang <anson.huang@xxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx; linux-clk@xxxxxxxxxxxxxxx;
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; sboyd@xxxxxxxxxxxxxx;
> mturquette@xxxxxxxxxxxx; Fabio Estevam <fabio.estevam@xxxxxxx>;
> kernel@xxxxxxxxxxxxxx; shawnguo@xxxxxxxxxx; dl-linux-imx
> <linux-imx@xxxxxxx>
> Subject: Re: [PATCH] clk: imx: imx7d: correct video pll clock tree
>
> On Thu, Jan 04, 2018 at 01:09:21AM +0800, Anson Huang wrote:
> > There is a test divider and post divider in video PLL, test divider is
> > placed before post divider, all clocks that can select parent from
> > video PLL should be from post divider, NOT from pll_video_main, below
> > are clock tree dump before and after this patch:
> >
> > Before:
> > pll_video_main
> > pll_video_main_bypass
> > pll_video_main_clk
> > lcdif_pixel_src
> > lcdif_pixel_cg
> > lcdif_pixel_pre_div
> > lcdif_pixel_post_div
> > lcdif_pixel_root_clk
> > After:
> > pll_video_main
> > pll_video_main_bypass
> > pll_video_main_clk
> > pll_video_test_div
> > pll_video_post_div
> > lcdif_pixel_src
> > lcdif_pixel_cg
> > lcdif_pixel_pre_div
> > lcdif_pixel_post_div
> > lcdif_pixel_root_clk
> >
> > Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
>
> Acked-by: Dong Aisheng <aisheng.dong@xxxxxxx>
>
> Regards
> Dong Aisheng