On Tue, Nov 27, 2018 at 11:57:25AM +0000, Claudiu.Beznea@xxxxxxxxxxxxx wrote:
> From: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
>
> Add documentation for regulator modes and suspend states.
>
> Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
> ---
> .../bindings/regulator/act8945a-regulator.txt | 34 ++++++++++++++++++++++
> 1 file changed, 34 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
> index ac955dea00d1..4017527619ab 100644
> --- a/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
> +++ b/Documentation/devicetree/bindings/regulator/act8945a-regulator.txt
> @@ -15,11 +15,17 @@ Optional input supply properties:
> - inl67-supply: The input supply for REG_LDO3 and REG_LDO4
>
> Any standard regulator properties can be used to configure the single regulator.
> +regulator-initial-mode, regulator-allowed-modes and regulator-mode could be
> +specified using mode values from dt-bindings/regulator/active-semi,8945a-regulator.h
> +file.
>
> The valid names for regulators are:
> REG_DCDC1, REG_DCDC2, REG_DCDC3, REG_LDO1, REG_LDO2, REG_LDO3, REG_LDO4.
>
> Example:
> +
> +#include <dt-bindings/regulator/active-semi,8945a-regulator.h>
This file belongs in this patch.
> +
> pmic@5b {
> compatible = "active-semi,act8945a";
> reg = <0x5b>;
> @@ -32,6 +38,18 @@ Example:
> regulator-min-microvolt = <1350000>;
> regulator-max-microvolt = <1350000>;
> regulator-always-on;
> +
> + regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
> + <ACT8945A_REGULATOR_MODE_LOWPOWER>;
> + regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
> +
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-min-microvolt=<1400000>;
> + regulator-suspend-max-microvolt=<1400000>;
> + regulator-changeable-in-suspend;
> + regulator-mode=<ACT8945A_REGULATOR_MODE_LOWPOWER>;
> + };
> };
>
> vdd_1v2_reg: REG_DCDC2 {
> @@ -39,6 +57,14 @@ Example:
> regulator-min-microvolt = <1100000>;
> regulator-max-microvolt = <1300000>;
> regulator-always-on;
> +
> + regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
> + <ACT8945A_REGULATOR_MODE_LOWPOWER>;
> + regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
> +
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> };
>
> vdd_3v3_reg: REG_DCDC3 {
> @@ -53,6 +79,14 @@ Example:
> regulator-min-microvolt = <2500000>;
> regulator-max-microvolt = <2500000>;
> regulator-always-on;
> +
> + regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
> + <ACT8945A_REGULATOR_MODE_LOWPOWER>;
> + regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
> +
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> };
>
> vdd_3v3_lp_reg: REG_LDO2 {
> --
> 2.7.4
>
