Re: [PATCH 1/3] nvmem: Add i.MX6 OCOTP device tree binding documentation

[Srinivas Kandagatla <srinivas.kandagatla-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>]

On 04/08/15 14:02, Philipp Zabel wrote:
> This patch documents the i.MX6 OCOTP device tree binding.
>
> Signed-off-by: Philipp Zabel <p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
> ---
>   .../devicetree/bindings/nvmem/imx-ocotp.txt          | 20 ++++++++++++++++++++
>   1 file changed, 20 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/nvmem/imx-ocotp.txt
>
> diff --git a/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt b/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt
> new file mode 100644
> index 0000000..7d9a3fc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt
> @@ -0,0 +1,20 @@
> +Freescale i.MX6 On-Chip OTP Controller (OCOTP) device tree bindings
> +
> +This binding represents the on-chip eFuse OTP controller found on
> +i.MX6Q/D, i.MX6DL/S, i.MX6SL, and i.MX6SX SoCs.
> +
> +Required properties:
> +- compatible: should be one of
> +	"fsl,imx6q-ocotp" (i.MX6Q/D/DL/S),
> +        "fsl,imx6sl-ocotp" (i.MX6SL), or
> +	"fsl,imx6sx-ocotp" (i.MX6SX), followed by "syscon".
> +- reg: Should contain the register base and length.
> +- clocks: Should contain a phandle pointing to the gated peripheral clock.
> +
> +Example:
> +
> +	ocotp: ocotp@021bc000 {
> +		compatible = "fsl,imx6q-ocotp", "syscon";
Do you still need syscon?

> +		reg = <0x021bc000 0x4000>;
Can't we just have a register range specific to the OTP device?

> +		clocks = <&clks IMX6QDL_CLK_IIM>;
> +	};
>
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