Re: [PATCH 1/5] arm64: dts: exynos: Fix FSYS CMU parent clocks in Exynos 5433 SoC

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Hi Marek,

2016-11-16 22:06 GMT+09:00 Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>:
> This patch corrects FSYS CMU parent clocks specified in clock controller
> node to let improved Exynos 5433 clocks driver to control proper clocks
> on FSYS<->TOP CMU boundary.
>
> Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/exynos/exynos5433.dtsi | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
> index 1188630..6564875 100644
> --- a/arch/arm64/boot/dts/exynos/exynos5433.dtsi
> +++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
> @@ -312,7 +312,7 @@
>
>                         clock-names = "oscclk",
>                                 "sclk_ufs_mphy",
> -                               "div_aclk_fsys_200",
> +                               "aclk_fsys_200",

FSYS cmu doesn't use the "aclk_fsys_200" clock as parent clock.

When I check the clk-exynos5433.c driver, CLK_MOUT_ACLK_FSYS_200_USER
mux in the FSYS cmu
uses the "div_aclk_fsys_200" clock as parent clock instead of "aclk_fsys_200".

>                                 "sclk_pcie_100_fsys",
>                                 "sclk_ufsunipro_fsys",
>                                 "sclk_mmc2_fsys",
> @@ -322,7 +322,7 @@
>                                 "sclk_usbdrd30_fsys";
>                         clocks = <&xxti>,
>                                 <&cmu_cpif CLK_SCLK_UFS_MPHY>,
> -                               <&cmu_top CLK_DIV_ACLK_FSYS_200>,
> +                               <&cmu_top CLK_ACLK_FSYS_200>,
>                                 <&cmu_top CLK_SCLK_PCIE_100_FSYS>,
>                                 <&cmu_top CLK_SCLK_UFSUNIPRO_FSYS>,
>                                 <&cmu_top CLK_SCLK_MMC2_FSYS>,
> --
> 1.9.1
>
> --
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Best Regards,
Chanwoo Choi
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