[PATCHv6 1/3] devicetree: Addition of the Altera SDRAM controller

Steffen Trumtrar s.trumtrar at pengutronix.de
Sat Jun 21 02:04:46 PDT 2014


Hi!

On Fri, Jun 20, 2014 at 06:22:01PM -0500, tthayer at altera.com wrote:
> From: Thor Thayer <tthayer at altera.com>
> 
> Addition of the Altera SDRAM Controller bindings and device tree changes.
> 
> v2: Changes to SoC SDRAM EDAC code.
> 
> v3: Implement code suggestions for SDRAM EDAC code.
> 
> v4: Remove syscon from SDRAM controller bindings.
> 
> v5: No Change, bump version for consistency.
> 
> v6: Only map the ctrlcfg register as syscon.
> 
> Signed-off-by: Thor Thayer <tthayer at altera.com>
> ---
>  .../bindings/arm/altera/socfpga-sdram.txt          |   11 +++++++++++
>  arch/arm/boot/dts/socfpga.dtsi                     |    5 +++++
>  2 files changed, 16 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt
> 
> diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt
> new file mode 100644
> index 0000000..5027026
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/altera/socfpga-sdram.txt
> @@ -0,0 +1,11 @@
> +Altera SOCFPGA SDRAM Controller
> +
> +Required properties:
> +- compatible : "altr,sdr-ctl";
> +- reg : Should contain 1 register ranges(address and length)
> +
> +Example:
> +	sdrctl at ffc25000 {
> +		compatible = "altr,sdr-ctl";
> +		reg = <0xffc25000 0x4>;
> +	};
> diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
> index 4676f25..310292e 100644
> --- a/arch/arm/boot/dts/socfpga.dtsi
> +++ b/arch/arm/boot/dts/socfpga.dtsi
> @@ -682,6 +682,11 @@
>  			clocks = <&l4_sp_clk>;
>  		};
>  
> +		sdrctl at ffc25000 {
> +			compatible = "altr,sdr-ctl", "syscon";

Did you forget to add the syscon to the binding documentation?

> +			reg = <0xffc25000 0x4>;
> +		};
> +
>  		rst: rstmgr at ffd05000 {
>  			compatible = "altr,rst-mgr";
>  			reg = <0xffd05000 0x1000>;

-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



More information about the linux-arm-kernel mailing list