linux-kernel - Re: [PATCH 3/5] ARM: at91/dt: sama5d3: define mpddr clock and ramc clocks

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Date:	Mon, 7 Jul 2014 20:32:36 +0200
From:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
To:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Cc:	Nicolas Ferre <nicolas.ferre@...el.com>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 3/5] ARM: at91/dt: sama5d3: define mpddr clock and ramc
 clocks

On 17:19 Mon 07 Jul     , Alexandre Belloni wrote:
> 
> Define the available clock for mprddr and take both mpddr_clk and ddrck in the
> ram controller driver.
> 
> Signed-off-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com>
> ---
>  arch/arm/boot/dts/sama5d3.dtsi | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
> index e0b15a6e8897..3bd8db9e069b 100644
> --- a/arch/arm/boot/dts/sama5d3.dtsi
> +++ b/arch/arm/boot/dts/sama5d3.dtsi
> @@ -402,8 +402,10 @@
>  			};
>  
>  			ramc0: ramc@...fea00 {
> -				compatible = "atmel,at91sam9g45-ddramc";
> +				compatible = "atmel,sama5d3-mpddramc", "atmel,at91sam9g45-ddramc";
the sama5 ddr controler is not back compitble with 9g45 one the compatible is
wrong
>  				reg = <0xffffea00 0x200>;
> +				clocks = <&ddrck>, <&mpddr_clk>;
> +				clock-names = "ddrck", "mpddr";
>  			};
>  
>  			dbgu: serial@...fee00 {
> @@ -1170,6 +1172,11 @@
>  						#clock-cells = <0>;
>  						reg = <48>;
>  					};
> +
> +					mpddr_clk: mpddr_clk {
> +						#clock-cells = <0>;
> +						reg = <49>;
> +					};
>  				};
>  			};
>  
> -- 
> 1.9.1
> 
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