On Wed, Mar 09, 2016 at 06:16:58PM -0800, Stefan Agner wrote:
> Add device-tree bindings of Vybrids LPDDR2/DDR3 SDRAM Memory
> Controller. Access to the device is required to put the memory
> into self-refresh mode.
>
> Signed-off-by: Stefan Agner <[email protected]>
> ---
> .../bindings/arm/freescale/fsl,vf610-ddrmc.txt | 23
> ++++++++++++++++++++++
Move to bindings/memory-controllers/
> 1 file changed, 23 insertions(+)
> create mode 100644
> Documentation/devicetree/bindings/arm/freescale/fsl,vf610-ddrmc.txt
>
> diff --git
> a/Documentation/devicetree/bindings/arm/freescale/fsl,vf610-ddrmc.txt
> b/Documentation/devicetree/bindings/arm/freescale/fsl,vf610-ddrmc.txt
> new file mode 100644
> index 0000000..56a71d6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,vf610-ddrmc.txt
> @@ -0,0 +1,23 @@
> +Freescale Vybrid LPDDR2/DDR3 SDRAM Memory Controller
> +
> +The memory controller supports high performance applications for 16-bit or
> +8-bit DDR2, or LPDDR SDRAM memories.
> +
> +Required properties:
> +- compatible: "fsl,vf610-ddrmc"
> +- reg: the register range of the DDRMC registers
> +- clocks: DDRMC main clock to clock memory and access registers.
> +- clock-names: Must contain "ddrc", matching entry in the clocks
> property.
> +- fsl,has-cke-reset-pulls:
> + States whether pull-down/up are populated on DDR CKE/RESET
> + signals to allow using DDR self-refresh modes (see Vybrid
> + Hardware Development Guide for details).
> +
> +Example:
> + ddrmc: ddrmc@400ae000 {
memory-controller@...
> + compatible = "fsl,vf610-ddrmc";
> + reg = <0x400ae000 0x1000>;
> + clocks = <&clks VF610_CLK_DDRMC>;
> + clock-names = "ddrc";
> + fsl,has-cke-reset-pulls;
> + }
> --
> 2.7.2
>
