diff options
Diffstat (limited to 'Documentation')
6 files changed, 505 insertions, 30 deletions
diff --git a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml index d3bca6088d12..4a1e3e3c0505 100644 --- a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml +++ b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml @@ -75,7 +75,7 @@ examples: interrupts-extended = <&gpa0 6 IRQ_TYPE_LEVEL_LOW>; regulators { - LDO1 { + ldo1m { regulator-name = "vdd_ldo1"; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1300000>; @@ -84,7 +84,7 @@ examples: // ... - BUCK1 { + buck8m { regulator-name = "vdd_mif"; regulator-min-microvolt = <450000>; regulator-max-microvolt = <1300000>; diff --git a/Documentation/devicetree/bindings/mfd/samsung,s2mpg10-pmic.yaml b/Documentation/devicetree/bindings/mfd/samsung,s2mpg10-pmic.yaml new file mode 100644 index 000000000000..0ea1a440b983 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/samsung,s2mpg10-pmic.yaml @@ -0,0 +1,120 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/samsung,s2mpg10-pmic.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPG10 Power Management IC + +maintainers: + - André Draszik <andre.draszik@linaro.org> + +description: | + This is part of the device tree bindings for the S2MPG10 Power Management IC + (PMIC). + + The Samsung S2MPG10 is a Power Management IC for mobile applications with buck + converters, various LDOs, power meters, RTC, clock outputs, and additional + GPIO interfaces and is typically complemented by S2MPG10 PMIC in a main/sub + configuration as the main PMIC. + +properties: + compatible: + const: samsung,s2mpg10-pmic + + clocks: + $ref: /schemas/clock/samsung,s2mps11.yaml + description: + Child node describing clock provider. + + interrupts: + maxItems: 1 + + regulators: + type: object + $ref: /schemas/regulator/samsung,s2mpg10-regulator.yaml + description: + List of child nodes that specify the regulators. + + system-power-controller: true + + wakeup-source: true + +patternProperties: + "^vinb([1-9]|10)m-supply$": + description: + Phandle to the power supply for each buck rail of this PMIC. There is a + 1:1 mapping of supply to rail, e.g. vinb1m-supply supplies buck1m. + + "^vinl([1-9]|1[0-5])m-supply$": + description: | + Phandle to the power supply for one or multiple LDO rails of this PMIC. + The mapping of supply to rail(s) is as follows: + vinl1m - ldo13m + vinl2m - ldo15m + vinl3m - ldo1m, ldo5m, ldo7m + vinl4m - ldo3m, ldo8m + vinl5m - ldo16m + vinl6m - ldo17m + vinl7m - ldo6m, ldo11m, ldo24m, ldo28m + vinl8m - ldo12m + vinl9m - ldo2m, ldo4m + vinl10m - ldo9m, ldo14m, ldo18m, 19m, ldo20m, ldo25m + vinl11m - ldo23m, ldo31m + vinl12m - ldo29m + vinl13m - ldo30m + vinl14m - ldo21m + vinl15m - ldo10m, ldo22m, ldo26m, ldo27m + +required: + - compatible + - interrupts + - regulators + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/regulator/samsung,s2mpg10-regulator.h> + + pmic { + compatible = "samsung,s2mpg10-pmic"; + interrupts-extended = <&gpa0 6 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&pmic_int>; + system-power-controller; + wakeup-source; + + vinl3m-supply = <&buck8m>; + + clocks { + compatible = "samsung,s2mpg10-clk"; + #clock-cells = <1>; + clock-output-names = "rtc32k_ap", "peri32k1", "peri32k2"; + }; + + regulators { + buck8m { + regulator-name = "vdd_mif"; + regulator-min-microvolt = <450000>; + regulator-max-microvolt = <1300000>; + regulator-ramp-delay = <6250>; + }; + + ldo1m { + regulator-name = "vdd_ldo1"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1300000>; + }; + + ldo20m { + regulator-name = "vdd_dmics"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1300000>; + regulator-always-on; + samsung,ext-control = <S2MPG10_EXTCTRL_LDO20M_EN2>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/mfd/samsung,s2mpg11-pmic.yaml b/Documentation/devicetree/bindings/mfd/samsung,s2mpg11-pmic.yaml new file mode 100644 index 000000000000..62cedbbd9d8c --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/samsung,s2mpg11-pmic.yaml @@ -0,0 +1,88 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/samsung,s2mpg11-pmic.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPG11 Power Management IC + +maintainers: + - André Draszik <andre.draszik@linaro.org> + +description: | + This is part of the device tree bindings for the S2MPG11 Power Management IC + (PMIC). + + The Samsung S2MPG11 is a Power Management IC for mobile applications with buck + converters, various LDOs, power meters, NTC thermistor inputs, and additional + GPIO interfaces and typically complements an S2MPG10 PMIC in a main/sub + configuration as the sub-PMIC. + +properties: + compatible: + const: samsung,s2mpg11-pmic + + interrupts: + maxItems: 1 + + regulators: + type: object + $ref: /schemas/regulator/samsung,s2mpg11-regulator.yaml + description: + List of child nodes that specify the regulators. + + wakeup-source: true + +patternProperties: + "^vinb(([1-9]|10)s|[abd])-supply$": + description: + Phandle to the power supply for each buck rail of this PMIC. There is a + 1:1 mapping of numbered supply to rail, e.g. vinb1s-supply supplies + buck1s. The remaining mapping is as follows + vinba - bucka + vinbb - buck boost + vinbd - buckd + + "^vinl[1-6]s-supply$": + description: | + Phandle to the power supply for one or multiple LDO rails of this PMIC. + The mapping of supply to rail(s) is as follows + vinl1s - ldo1s, ldo2s + vinl2s - ldo8s, ldo9s + vinl3s - ldo3s, ldo5s, ldo7s, ldo15s + vinl4s - ldo10s, ldo11s, ldo12s, ldo14s + vinl5s - ldo4s, ldo6s + vinl6s - ldo13s + +required: + - compatible + - interrupts + - regulators + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/regulator/samsung,s2mpg10-regulator.h> + + pmic { + compatible = "samsung,s2mpg11-pmic"; + interrupts-extended = <&gpa0 7 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&pmic_int>; + wakeup-source; + + vinl1s-supply = <&buck8m>; + vinl2s-supply = <&buck6s>; + + regulators { + buckd { + regulator-name = "vcc_ufs"; + regulator-ramp-delay = <6250>; + enable-gpios = <&gpp0 1 GPIO_ACTIVE_HIGH>; + samsung,ext-control = <S2MPG11_EXTCTRL_UFS_EN>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml b/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml index 31d544a9c05c..ac5d0c149796 100644 --- a/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml +++ b/Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml @@ -20,7 +20,6 @@ description: | properties: compatible: enum: - - samsung,s2mpg10-pmic - samsung,s2mps11-pmic - samsung,s2mps13-pmic - samsung,s2mps14-pmic @@ -59,12 +58,11 @@ properties: reset (setting buck voltages to default values). type: boolean - system-power-controller: true - wakeup-source: true required: - compatible + - reg - regulators additionalProperties: false @@ -74,31 +72,6 @@ allOf: properties: compatible: contains: - const: samsung,s2mpg10-pmic - then: - properties: - reg: false - samsung,s2mps11-acokb-ground: false - samsung,s2mps11-wrstbi-ground: false - - # oneOf is required, because dtschema's fixups.py doesn't handle this - # nesting here. Its special treatment to allow either interrupt property - # when only one is specified in the binding works at the top level only. - oneOf: - - required: [interrupts] - - required: [interrupts-extended] - - else: - properties: - system-power-controller: false - - required: - - reg - - - if: - properties: - compatible: - contains: const: samsung,s2mps11-pmic then: properties: diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mpg10-regulator.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mpg10-regulator.yaml new file mode 100644 index 000000000000..7252f94b3a8f --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mpg10-regulator.yaml @@ -0,0 +1,158 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s2mpg10-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPG10 Power Management IC regulators + +maintainers: + - André Draszik <andre.draszik@linaro.org> + +description: | + This is part of the device tree bindings for the S2MG10 Power Management IC + (PMIC). + + The S2MPG10 PMIC provides 10 buck and 31 LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +properties: + # 1 LDO with possible (but limited) external control + ldo20m: + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for a single LDO regulator. + + allOf: + - $ref: "#/$defs/s2mpg10-ext-control" + + properties: + regulator-ramp-delay: false + + samsung,ext-control: + minimum: 11 + +patternProperties: + # 10 bucks + "^buck([1-9]|10)m$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for a single buck regulator. + + allOf: + - $ref: "#/$defs/s2mpg10-ext-control" + + properties: + regulator-ramp-delay: + enum: [6250, 12500, 25000] + default: 6250 + + samsung,ext-control: + maximum: 10 + + # 12 standard LDOs + "^ldo(2[1-9]?|3[0-1])m$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + properties: + regulator-ramp-delay: false + + # 12 LDOs with possible external control + "^ldo([3-689]|1[046-9])m$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for a single LDO regulator. + + allOf: + - $ref: "#/$defs/s2mpg10-ext-control" + + properties: + regulator-ramp-delay: false + + samsung,ext-control: + maximum: 10 + + # 6 LDOs with ramp support, 5 out of those with possible external control + "^ldo(1[1235]?|7)m$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for a single LDO regulator. + + allOf: + - $ref: "#/$defs/s2mpg10-ext-control" + + properties: + regulator-ramp-delay: + enum: [6250, 12500] + default: 6250 + + samsung,ext-control: + maximum: 10 + +$defs: + s2mpg10-ext-control: + properties: + samsung,ext-control: + description: | + These rails can be controlled via one of several possible external + (hardware) signals. If so, this property configures the signal the PMIC + should monitor. For S2MPG10 rails where external control is possible other + than ldo20m, the following values generally corresponding to the + respective on-chip pin are valid: + - 0 # S2MPG10_EXTCTRL_PWREN - PWREN pin + - 1 # S2MPG10_EXTCTRL_PWREN_MIF - PWREN_MIF pin + - 2 # S2MPG10_EXTCTRL_AP_ACTIVE_N - ~AP_ACTIVE_N pin + - 3 # S2MPG10_EXTCTRL_CPUCL1_EN - CPUCL1_EN pin + - 4 # S2MPG10_EXTCTRL_CPUCL1_EN2 - CPUCL1_EN & PWREN pins + - 5 # S2MPG10_EXTCTRL_CPUCL2_EN - CPUCL2_EN pin + - 6 # S2MPG10_EXTCTRL_CPUCL2_EN2 - CPUCL2_E2 & PWREN pins + - 7 # S2MPG10_EXTCTRL_TPU_EN - TPU_EN pin + - 8 # S2MPG10_EXTCTRL_TPU_EN2 - TPU_EN & ~AP_ACTIVE_N pins + - 9 # S2MPG10_EXTCTRL_TCXO_ON - TCXO_ON pin + - 10 # S2MPG10_EXTCTRL_TCXO_ON2 - TCXO_ON & ~AP_ACTIVE_N pins + + For S2MPG10 ldo20m, the following values are valid + - 11 # S2MPG10_EXTCTRL_LDO20M_EN2 - VLDO20M_EN & LDO20M_SFR + - 12 # S2MPG10_EXTCTRL_LDO20M_EN - VLDO20M_EN pin + + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 12 + + enable-gpios: + description: + For rails where external control is done via a GPIO, this optional + property describes the GPIO line used. + + dependentRequired: + enable-gpios: [ "samsung,ext-control" ] + +allOf: + # Bucks 8, 9, and LDO 1 can not be controlled externally - above definition + # allows it and we deny it here. This approach reduces repetition. + - if: + anyOf: + - required: [buck8m] + - required: [buck9m] + - required: [ldo1m] + then: + patternProperties: + "^(buck[8-9]|ldo1)m$": + properties: + samsung,ext-control: false + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mpg11-regulator.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mpg11-regulator.yaml new file mode 100644 index 000000000000..119386325d1b --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/samsung,s2mpg11-regulator.yaml @@ -0,0 +1,136 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/regulator/samsung,s2mpg11-regulator.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S2MPG11 Power Management IC regulators + +maintainers: + - André Draszik <andre.draszik@linaro.org> + +description: | + This is part of the device tree bindings for the S2MG11 Power Management IC + (PMIC). + + The S2MPG11 PMIC provides 12 buck, 1 buck-boost, and 15 LDO regulators. + + See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for + additional information and example. + +properties: + buckboost: + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for the buck-boost regulator. + + properties: + regulator-ramp-delay: false + +patternProperties: + # 12 bucks + "^buck(([1-9]|10)s|[ad])$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for a single buck regulator. + + allOf: + - $ref: "#/$defs/s2mpg11-ext-control" + + properties: + regulator-ramp-delay: + enum: [6250, 12500, 25000] + default: 6250 + + # 11 standard LDOs + "^ldo([3-79]|1[01245])s$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for a single LDO regulator. + + properties: + regulator-ramp-delay: false + + # 2 LDOs with possible external control + "^ldo(8|13)s$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for single LDO regulator. + + allOf: + - $ref: "#/$defs/s2mpg11-ext-control" + + properties: + regulator-ramp-delay: false + + # 2 LDOs with ramp support and possible external control + "^ldo[12]s$": + type: object + $ref: regulator.yaml# + unevaluatedProperties: false + description: + Properties for a single LDO regulator. + + allOf: + - $ref: "#/$defs/s2mpg11-ext-control" + + properties: + regulator-ramp-delay: + enum: [6250, 12500] + default: 6250 + +$defs: + s2mpg11-ext-control: + properties: + samsung,ext-control: + description: | + These rails can be controlled via one of several possible external + (hardware) signals. If so, this property configures the signal the PMIC + should monitor. The following values generally corresponding to the + respective on-chip pin are valid: + - 0 # S2MPG11_EXTCTRL_PWREN - PWREN pin + - 1 # S2MPG11_EXTCTRL_PWREN_MIF - PWREN_MIF pin + - 2 # S2MPG11_EXTCTRL_AP_ACTIVE_N - ~AP_ACTIVE_N pin + - 3 # S2MPG11_EXTCTRL_G3D_EN - G3D_EN pin + - 4 # S2MPG11_EXTCTRL_G3D_EN2 - G3D_EN & ~AP_ACTIVE_N pins + - 5 # S2MPG11_EXTCTRL_AOC_VDD - AOC_VDD pin + - 6 # S2MPG11_EXTCTRL_AOC_RET - AOC_RET pin + - 7 # S2MPG11_EXTCTRL_UFS_EN - UFS_EN pin + - 8 # S2MPG11_EXTCTRL_LDO13S_EN - VLDO13S_EN pin + + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 8 + + enable-gpios: + description: + For rails where external control is done via a GPIO, this optional + property describes the GPIO line used. + + dependentRequired: + enable-gpios: [ "samsung,ext-control" ] + +allOf: + # Bucks 4, 6, 7 and 10 can not be controlled externally - above definition + # allows it and we deny it here. This approach reduces repetition. + - if: + anyOf: + - required: [buck4s] + - required: [buck6s] + - required: [buck7s] + - required: [buck10s] + then: + patternProperties: + "^buck([467]|10)s$": + properties: + samsung,ext-control: false + +additionalProperties: false |