Re: [PATCH 01/24] dt-bindings: regulator: add support for MT6392

Rob Herring
2019-03-28T19:17:33Z

On Sat, Mar 23, 2019 at 4:16 PM Fabien Parent <fparent@baylibre.com> wrote:
>
> Add binding documentation of the regulator for MT6392 SoCs.
>
> Signed-off-by: Fabien Parent <fparent@baylibre.com>
> ---
> .../bindings/regulator/mt6392-regulator.txt | 220 ++++++++++++++++++
> 1 file changed, 220 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/regulator/mt6392-regulator.txt
>
> diff --git a/Documentation/devicetree/bindings/regulator/mt6392-regulator.txt b/Documentation/devicetree/bindings/regulator/mt6392-regulator.txt
> new file mode 100644
> index 000000000000..edf207c838dc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/regulator/mt6392-regulator.txt
> @@ -0,0 +1,220 @@
> +Mediatek MT6392 Regulator
> +
> +Required properties:
> +- compatible: "mediatek,mt6392-regulator"
> +- mt6392regulator: List of regulators provided by this controller. It is named
> + according to its regulator type, buck_<name> and ldo_<name>.
> + The definition for each of these nodes is defined using the standard binding
> + for regulators at Documentation/devicetree/bindings/regulator/regulator.txt.
> +
> +The valid names for regulators are::
> +BUCK:
> + buck_vproc, buck_vsys, buck_vcore
> +LDO:
> + ldo_vxo22, ldo_vaud22, ldo_vcama, ldo_vaud28, ldo_vadc18, ldo_vcn35,
> + ldo_vio28. ldo_vusb, ldo_vmc, ldo_vmch, ldo_vemc3v3, ldo_vgp1, ldo_vgp2,
> + ldo_vcn18, ldo_vcamaf, ldo_vm, ldo_vio18, ldo_vcamd, ldo_vcamio, ldo_vm25,
> + ldo_vefuse
> +
> +Example:
> + pmic: mt6392 {

pmic {

> + compatible = "mediatek,mt6392", "mediatek,mt6323";
> + mediatek,system-power-controller;
> +
> + mt6392_regulator: mt6392_regulator {

regulators {

> + compatible = "mediatek,mt6392-regulator";
> +
> + mt6392_vproc_reg: buck_vproc {

buck-vproc {

And similar for the rest.

> + regulator-name = "buck_vproc";
> + regulator-min-microvolt = < 700000>;
> + regulator-max-microvolt = <1350000>;
> + regulator-ramp-delay = <12500>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vsys_reg: buck_vsys {
> + regulator-name = "buck_vsys";
> + regulator-min-microvolt = <1400000>;
> + regulator-max-microvolt = <2987500>;
> + regulator-ramp-delay = <25000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vcore_reg: buck_vcore {
> + regulator-name = "buck_vcore";
> + regulator-min-microvolt = < 700000>;
> + regulator-max-microvolt = <1350000>;
> + regulator-ramp-delay = <12500>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vxo22_reg: ldo_vxo22 {
> + regulator-name = "ldo_vxo22";
> + regulator-min-microvolt = <2200000>;
> + regulator-max-microvolt = <2200000>;
> + regulator-enable-ramp-delay = <110>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vaud22_reg: ldo_vaud22 {
> + regulator-name = "ldo_vaud22";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <2200000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vcama_reg: ldo_vcama {
> + regulator-name = "ldo_vcama";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vaud28_reg: ldo_vaud28 {
> + regulator-name = "ldo_vaud28";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vadc18_reg: ldo_vadc18 {
> + regulator-name = "ldo_vadc18";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vcn35_reg: ldo_vcn35 {
> + regulator-name = "ldo_vcn35";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3600000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vio28_reg: ldo_vio28 {
> + regulator-name = "ldo_vio28";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vusb_reg: ldo_vusb {
> + regulator-name = "ldo_vusb";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vmc_reg: ldo_vmc {
> + regulator-name = "ldo_vmc";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-boot-on;
> + };
> +
> + mt6392_vmch_reg: ldo_vmch {
> + regulator-name = "ldo_vmch";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-boot-on;
> + };
> +
> + mt6392_vemc3v3_reg: ldo_vemc3v3 {
> + regulator-name = "ldo_vemc3v3";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-boot-on;
> + };
> +
> + mt6392_vgp1_reg: ldo_vgp1 {
> + regulator-name = "ldo_vgp1";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vgp2_reg: ldo_vgp2 {
> + regulator-name = "ldo_vgp2";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vcn18_reg: ldo_vcn18 {
> + regulator-name = "ldo_vcn18";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vcamaf_reg: ldo_vcamaf {
> + regulator-name = "ldo_vcamaf";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vm_reg: ldo_vm {
> + regulator-name = "ldo_vm";
> + regulator-min-microvolt = <1240000>;
> + regulator-max-microvolt = <1390000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vio18_reg: ldo_vio18 {
> + regulator-name = "ldo_vio18";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-enable-ramp-delay = <264>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + mt6392_vcamd_reg: ldo_vcamd {
> + regulator-name = "ldo_vcamd";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vcamio_reg: ldo_vcamio {
> + regulator-name = "ldo_vcamio";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vm25_reg: ldo_vm25 {
> + regulator-name = "ldo_vm25";
> + regulator-min-microvolt = <2500000>;
> + regulator-max-microvolt = <2500000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> +
> + mt6392_vefuse_reg: ldo_vefuse {
> + regulator-name = "ldo_vefuse";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <2000000>;
> + regulator-enable-ramp-delay = <264>;
> + };
> + };
> + };
> --
> 2.20.1
>