On Tue, Apr 12, 2016 at 04:16:40PM +0100, Peter Griffin wrote:
> This patch adds the DT doc for the flashss regulator driver which is
> found in stih407 based silicon.
>
> Signed-off-by: Peter Griffin <peter.griffin@xxxxxxxxxx>
> ---
> .../devicetree/bindings/regulator/st-flashss.txt | 43 ++++++++++++++++++++++
> 1 file changed, 43 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/regulator/st-flashss.txt
>
> diff --git a/Documentation/devicetree/bindings/regulator/st-flashss.txt b/Documentation/devicetree/bindings/regulator/st-flashss.txt
> new file mode 100644
> index 0000000..04324d5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/regulator/st-flashss.txt
> @@ -0,0 +1,43 @@
> +ST Voltage regulator for FlashSS vsense
> +
> +This documents the voltage regulator driver which manages the vsense inside the ST flash
Bindings document h/w, not drivers.
> +sub-system that is used for configuring MMC, NAND, SPI voltages.
> +
> +Required properties:
> +- compatible: Can be "st,vqmmc", "st,vnand" or "st,vspi" because it is shared
> + among these devices inside the ST FlashSS.
> +- regulator-name: Regulator name.
> +- reg: The vsense top config base address in the flashSS hardware.
> +
> +Any property defined as part of the core regulator binding, in
> +Documentation/devicetree/bindings/regulator/regulator.txt can also be used.
> +
> +Example:
> +
> +vqmmc_reg: voltage-regulator {
> + compatible = "st,vqmmc";
> + regulator-name = "vqmmc0";
> + /* Control register for the VSENSE Module */
I'm having a hard time understanding the relationship of FlashSS, VSENSE
and the compatible strings. The binding looks suspect to me though. If
VSENSE is a module, then I'd expect a compatible string for it.
Rob
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