Re: [PATCH 2/7] doc:bindings:Document for mtcmos regulator on hi6220 SoC

From: Rob Herring
Date: Thu Nov 05 2015 - 15:31:44 EST


On Thu, Nov 05, 2015 at 09:34:43PM +0800, Chen Feng wrote:
> Add Document for mtcmos driver on hi6220 SoC
>
> Signed-off-by: Chen Feng <puck.chen@xxxxxxxxxxxxx>
> Signed-off-by: Fei Wang <w.f@xxxxxxxxxx>
> ---
> .../bindings/regulator/hisilicon,hi6220-mtcmos.txt | 32 ++++++++++++++++++++++
> 1 file changed, 32 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/regulator/hisilicon,hi6220-mtcmos.txt
>
> diff --git a/Documentation/devicetree/bindings/regulator/hisilicon,hi6220-mtcmos.txt b/Documentation/devicetree/bindings/regulator/hisilicon,hi6220-mtcmos.txt
> new file mode 100644
> index 0000000..bb06e1b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/regulator/hisilicon,hi6220-mtcmos.txt
> @@ -0,0 +1,32 @@
> +Hi6220 mtcmos Voltage regulators
> +
> +Required parent device properties:
> +- compatible: Must be "hisilicon,hi6220-mtcmos-driver"

What does "driver" refer to?

> +- hisilicon,mtcmos-steady-us: The time to wait for power steady

Wouldn't regulator-enable-ramp-delay be equivalent?


> +- hisilicon,mtcmos-sc-on-base: address of mtcmos on hi6220 SoC
> +
> +Required child device properties:
> +- regulator-name: The name of mtcmos
> +- hisilicon,ctrl-regs: Offset of ctrl-regs
> +- hisilicon,ctrl-data: The bit to ctrl the regulator
> +
> +Example:
> + mtcmos {
> + compatible = "hisilicon,hi6220-mtcmos-driver";
> + hisilicon,mtcmos-steady-us = <10>;
> + hisilicon,mtcmos-sc-on-base = <0xf7800000>;
> + hisilicon,mtcmos-acpu-on-base = <0xf65a0000>;
> +
> + mtcmos1: regulator@a1{
> + regulator-name = "G3D_PD_VDD";
> + regulator-compatible = "mtcmos1";

regulator-compatible is deprecated. Please drop.

> + hisilicon,ctrl-regs = <0x830 0x834 0x83c>;
> + hisilicon,ctrl-data = <1 0x1>;
> + };
> + mtcmos2: regulator@a2{
> + regulator-name = "SOC_MED";
> + regulator-compatible = "mtcmos2";
> + hisilicon,ctrl-regs = <0x830 0x834 0x83c>;
> + hisilicon,ctrl-data = <2 0x1>;
> + };
> + };
> --
> 1.9.1
>
> --
> To unsubscribe from this list: send the line "unsubscribe devicetree" in
> the body of a message to majordomo@xxxxxxxxxxxxxxx
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/