Re: [PATCH] clk: imx: imx7d: correct video pll clock tree
From: Fabio Estevam
Date: Thu Jan 04 2018 - 08:00:06 EST
On Wed, Jan 3, 2018 at 3:09 PM, Anson Huang <Anson.Huang@xxxxxxx> 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>
Reviewed-by: Fabio Estevam <fabio.estevam@xxxxxxx>