On Tue, Jan 20, 2015 at 04:59:33PM +0800, Greg Kroah-Hartman wrote:
>
> The patch below does not apply to the 3.18-stable tree.
> If someone wants it applied there, or to any other stable or longterm
> tree, then please email the backport, including the original git commit
> id to <stable@xxxxxxxxxxxxxxx>.
>
I guess that if you first cherry-pick commit d2a10a1727b3 ("ARM:
imx6q: drop unnecessary semicolon"), this patch should be easy to
apply.
Cheers,
--
Luís
> thanks,
>
> greg k-h
>
> ------------------ original commit in Linus's tree ------------------
>
> From 81ef447950bf0955aca46f4a7617d8ce435cf0ce Mon Sep 17 00:00:00 2001
> From: Gary Bisson <bisson.gary@xxxxxxxxx>
> Date: Wed, 3 Dec 2014 15:03:51 -0800
> Subject: [PATCH] ARM: clk-imx6q: fix video divider for rev T0 1.0
>
> The post dividers do not work on i.MX6Q rev T0 1.0 so they must be fixed
> to 1. As the table index was wrong, a divider a of 4 could still be
> requested which implied the clock not to be set properly. This is the
> root cause of the HDMI not working at high resolution on rev T0 1.0 of
> the SoC.
>
> Signed-off-by: Gary Bisson <bisson.gary@xxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx>
>
> diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
> index 5951660d1bd2..2daef619d053 100644
> --- a/arch/arm/mach-imx/clk-imx6q.c
> +++ b/arch/arm/mach-imx/clk-imx6q.c
> @@ -144,7 +144,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
> post_div_table[1].div = 1;
> post_div_table[2].div = 1;
> video_div_table[1].div = 1;
> - video_div_table[2].div = 1;
> + video_div_table[3].div = 1;
> }
>
> clk[IMX6QDL_PLL1_BYPASS_SRC] = imx_clk_mux("pll1_bypass_src", base + 0x00, 14, 2, pll_bypass_src_sels, ARRAY_SIZE(pll_bypass_src_sels));
>
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