On Fri, Apr 12, 2019 at 02:02:21AM +0300, Dmitry Osipenko wrote:
> Add Add External Memory Controller node to the device-tree.
> 

One 'Add' is enough I think :)

Peter.

> Signed-off-by: Dmitry Osipenko <dig...@gmail.com>
> ---
>  arch/arm/boot/dts/tegra30.dtsi     | 11 +++++++++++
>  drivers/memory/tegra/tegra30-emc.c |  3 ++-
>  2 files changed, 13 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
> index e074258d4518..92c4aeafab29 100644
> --- a/arch/arm/boot/dts/tegra30.dtsi
> +++ b/arch/arm/boot/dts/tegra30.dtsi
> @@ -732,6 +732,17 @@
>               #reset-cells = <1>;
>       };
>  
> +     memory-controller@7000f400 {
> +             compatible = "nvidia,tegra30-emc";
> +             reg = <0x7000f400 0x400>;
> +             interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
> +             clocks = <&tegra_car TEGRA30_CLK_EMC>;
> +             #address-cells = <1>;
> +             #size-cells = <0>;
> +
> +             nvidia,memory-controller = <&mc>;
> +     };
> +
>       fuse@7000f800 {
>               compatible = "nvidia,tegra30-efuse";
>               reg = <0x7000f800 0x400>;
> diff --git a/drivers/memory/tegra/tegra30-emc.c 
> b/drivers/memory/tegra/tegra30-emc.c
> index 38ebdb076ccd..defdb38bde54 100644
> --- a/drivers/memory/tegra/tegra30-emc.c
> +++ b/drivers/memory/tegra/tegra30-emc.c
> @@ -980,7 +980,8 @@ static long emc_round_rate(unsigned long rate,
>       }
>  
>       if (!timing) {
> -             dev_err(emc->dev, "no timing for rate %lu\n", rate);
> +             dev_err(emc->dev, "no timing for rate %lu min %lu max %lu\n",
> +                     rate, min_rate, max_rate);
>               return -EINVAL;
>       }
>  
> -- 
> 2.21.0
> 

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