Messages in this thread | | | From | Michael Turquette <> | Subject | Re: [PATCH v2 1/2] clk: hi6220: Change syspll and media_syspll clk to 1.19GHz | Date | Wed, 06 Jul 2016 15:23:20 -0700 |
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Quoting Guodong Xu (2016-06-29 01:45:54) > From: Xinliang Liu <xinliang.liu@linaro.org> > > In the bootloader of HiKey/96boards, syspll and media_syspll clk > was initialized to 1.19GHz. So, here changes it in kernel accordingly. > > 1.19GHz was chosen over 1.2GHz because at 1.19GHz we get more precise > HDMI pixel clock (1.19G/16 = 74.4MHz) for 1280x720p@60Hz HDMI > (74.25MHz required by standards). Closer pixel clock means better > compatibility to HDMI monitors. > > Signed-off-by: Guodong Xu <guodong.xu@linaro.org> > Signed-off-by: Xinliang Liu <xinliang.liu@linaro.org>
Applied.
Regards, Mike
> --- > drivers/clk/hisilicon/clk-hi6220.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/clk/hisilicon/clk-hi6220.c b/drivers/clk/hisilicon/clk-hi6220.c > index f02cb41..a36ffcb 100644 > --- a/drivers/clk/hisilicon/clk-hi6220.c > +++ b/drivers/clk/hisilicon/clk-hi6220.c > @@ -34,8 +34,8 @@ static struct hisi_fixed_rate_clock hi6220_fixed_rate_clks[] __initdata = { > { HI6220_PLL_BBP, "bbppll0", NULL, 0, 245760000, }, > { HI6220_PLL_GPU, "gpupll", NULL, 0, 1000000000,}, > { HI6220_PLL1_DDR, "ddrpll1", NULL, 0, 1066000000,}, > - { HI6220_PLL_SYS, "syspll", NULL, 0, 1200000000,}, > - { HI6220_PLL_SYS_MEDIA, "media_syspll", NULL, 0, 1200000000,}, > + { HI6220_PLL_SYS, "syspll", NULL, 0, 1190400000,}, > + { HI6220_PLL_SYS_MEDIA, "media_syspll", NULL, 0, 1190400000,}, > { HI6220_DDR_SRC, "ddr_sel_src", NULL, 0, 1200000000,}, > { HI6220_PLL_MEDIA, "media_pll", NULL, 0, 1440000000,}, > { HI6220_PLL_DDR, "ddrpll0", NULL, 0, 1600000000,}, > -- > 1.9.1 >
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