[PATCH] ARM: dts: Fix CLK_UART_ISP_SCLK clock assignment in exynos4x12.dtsi
Kukjin Kim
kgene at kernel.org
Mon Feb 2 20:12:13 PST 2015
Sylwester Nawrocki wrote:
>
> Assign proper FIMC-IS UART gate clock in the device DT node and not
> use the SRC_MASK gate. This fixes regression introduced in commit
> a37c82a3b3c0910019abfd22a97be1f ("clk: samsung: exynos4: Remove
> SRC_MASK_ISP gates").
>
> Without this change exynos4 fimc-is driver fails to probe with an
> error log:
>
> [ 1.842447] ERROR: could not get clock /camera/fimc-is at 12000000:uart(13)
> [ 1.848529] exynos4-fimc-is 12000000.fimc-is: failed to get clock: uart
> [ 1.855275] exynos4-fimc-is: probe of 12000000.fimc-is failed with error -2
>
> Signed-off-by: Sylwester Nawrocki <s.nawrocki at samsung.com>
> ---
>
> Kukjin, could you take this patch into your tree ? I have been applying it
> for several kernel releases now to get the Exynos4 FIMC driver even passing
> probing.
>
> Thanks,
> Sylwester
> arch/arm/boot/dts/exynos4x12.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/exynos4x12.dtsi b/arch/arm/boot/dts/exynos4x12.dtsi
> index 93b7040..86e1800 100644
> --- a/arch/arm/boot/dts/exynos4x12.dtsi
> +++ b/arch/arm/boot/dts/exynos4x12.dtsi
> @@ -225,7 +225,7 @@
> <&clock CLK_DIV_ISP0>,<&clock CLK_DIV_ISP1>,
> <&clock CLK_DIV_MCUISP0>,
> <&clock CLK_DIV_MCUISP1>,
> - <&clock CLK_SCLK_UART_ISP>,
> + <&clock CLK_UART_ISP_SCLK>,
> <&clock CLK_ACLK200>, <&clock CLK_DIV_ACLK200>,
> <&clock CLK_ACLK400_MCUISP>,
> <&clock CLK_DIV_ACLK400_MCUISP>;
> --
Applied, thanks.
- Kukjin
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