diff options
7 files changed, 191 insertions, 9 deletions
diff --git a/Documentation/devicetree/bindings/arm/tegra.yaml b/Documentation/devicetree/bindings/arm/tegra.yaml index e0b3debaee9e..85006ca503a7 100644 --- a/Documentation/devicetree/bindings/arm/tegra.yaml +++ b/Documentation/devicetree/bindings/arm/tegra.yaml @@ -119,3 +119,7 @@ properties: items: - const: nvidia,p3509-0000+p3668-0000 - const: nvidia,tegra194 + - items: + - enum: + - nvidia,tegra234-vdk + - const: nvidia,tegra234 diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra186-pmc.txt b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra186-pmc.txt index 2d89cdc39eb0..576462fae27f 100644 --- a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra186-pmc.txt +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra186-pmc.txt @@ -4,6 +4,7 @@ Required properties: - compatible: Should contain one of the following: - "nvidia,tegra186-pmc": for Tegra186 - "nvidia,tegra194-pmc": for Tegra194 + - "nvidia,tegra234-pmc": for Tegra234 - reg: Must contain an (offset, length) pair of the register set for each entry in reg-names. - reg-names: Must include the following entries: @@ -11,7 +12,7 @@ Required properties: - "wake" - "aotag" - "scratch" - - "misc" (Only for Tegra194) + - "misc" (Only for Tegra194 and later) Optional properties: - nvidia,invert-interrupt: If present, inverts the PMU interrupt signal. diff --git a/Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt b/Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt index 2aaf661c04ee..b109911669e4 100644 --- a/Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt +++ b/Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt @@ -7,6 +7,7 @@ Required properties: For Tegra132 must contain "nvidia,tegra132-efuse", "nvidia,tegra124-efuse". For Tegra210 must contain "nvidia,tegra210-efuse". For Tegra186 must contain "nvidia,tegra186-efuse". For Tegra194 must contain "nvidia,tegra194-efuse". + For Tegra234 must contain "nvidia,tegra234-efuse". Details: nvidia,tegra20-efuse: Tegra20 requires using APB DMA to read the fuse data due to a hardware bug. Tegra20 also lacks certain information which is diff --git a/Documentation/devicetree/bindings/misc/nvidia,tegra186-misc.txt b/Documentation/devicetree/bindings/misc/nvidia,tegra186-misc.txt index 892ba4384abc..43d777ed8316 100644 --- a/Documentation/devicetree/bindings/misc/nvidia,tegra186-misc.txt +++ b/Documentation/devicetree/bindings/misc/nvidia,tegra186-misc.txt @@ -1,11 +1,13 @@ -NVIDIA Tegra186 MISC register block +NVIDIA Tegra186 (and later) MISC register block -The MISC register block found on Tegra186 SoCs contains registers that can be -used to identify a given chip and various strapping options. +The MISC register block found on Tegra186 and later SoCs contains registers +that can be used to identify a given chip and various strapping options. Required properties: - compatible: Must be: - Tegra186: "nvidia,tegra186-misc" + - Tegra194: "nvidia,tegra194-misc" + - Tegra234: "nvidia,tegra234-misc" - reg: Should contain 2 entries: The first entry gives the physical address and length of the register region which contains revision and debug features. The second entry specifies the physical address and length diff --git a/Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt b/Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt index 4556359c5876..83f6a251ba3e 100644 --- a/Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt +++ b/Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt @@ -1,10 +1,13 @@ -NVIDIA Tegra20/Tegra30/Tegr114/Tegra124 apbmisc block +NVIDIA Tegra APBMISC block Required properties: -- compatible : For Tegra20, must be "nvidia,tegra20-apbmisc". For Tegra30, - must be "nvidia,tegra30-apbmisc". Otherwise, must contain - "nvidia,<chip>-apbmisc", plus one of the above, where <chip> is tegra114, - tegra124, tegra132. +- compatible: Must be: + - Tegra20: "nvidia,tegra20-apbmisc" + - Tegra30: "nvidia,tegra30-apbmisc", "nvidia,tegra20-apbmisc" + - Tegra114: "nvidia,tegra114-apbmisc", "nvidia,tegra20-apbmisc" + - Tegra124: "nvidia,tegra124-apbmisc", "nvidia,tegra20-apbmisc" + - Tegra132: "nvidia,tegra124-apbmisc", "nvidia,tegra20-apbmisc" + - Tegra210: "nvidia,tegra210-apbmisc", "nvidia,tegra20-apbmisc" - reg: Should contain 2 entries: the first entry gives the physical address and length of the registers which contain revision and debug features. The second entry gives the physical address and length of the diff --git a/Documentation/devicetree/bindings/power/supply/summit,smb347-charger.yaml b/Documentation/devicetree/bindings/power/supply/summit,smb347-charger.yaml new file mode 100644 index 000000000000..193a23af2007 --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/summit,smb347-charger.yaml @@ -0,0 +1,152 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/power/supply/summit,smb347-charger.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Battery charger driver for SMB345, SMB347 and SMB358 + +maintainers: + - David Heidelberg <david@ixit.cz> + - Dmitry Osipenko <digetx@gmail.com> + +properties: + compatible: + enum: + - summit,smb345 + - summit,smb347 + - summit,smb358 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + monitored-battery: + description: phandle to the battery node + $ref: /schemas/types.yaml#/definitions/phandle + + summit,enable-usb-charging: + type: boolean + description: Enable charging through USB. + + summit,enable-otg-charging: + type: boolean + description: Provide power for USB OTG + + summit,enable-mains-charging: + type: boolean + description: Enable charging through mains + + summit,enable-charge-control: + description: Enable charging control + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 # SMB3XX_CHG_ENABLE_SW SW (I2C interface) + - 1 # SMB3XX_CHG_ENABLE_PIN_ACTIVE_LOW Pin control (Active Low) + - 2 # SMB3XX_CHG_ENABLE_PIN_ACTIVE_HIGH Pin control (Active High) + + summit,fast-voltage-threshold-microvolt: + description: Voltage threshold to transit to fast charge mode (in uV) + minimum: 2400000 + maximum: 3000000 + + summit,mains-current-limit-microamp: + description: Maximum input current from AC/DC input (in uA) + + summit,usb-current-limit-microamp: + description: Maximum input current from USB input (in uA) + + summit,charge-current-compensation-microamp: + description: Charge current compensation (in uA) + + summit,chip-temperature-threshold-celsius: + description: Chip temperature for thermal regulation in °C. + enum: [100, 110, 120, 130] + + summit,soft-compensation-method: + description: Soft temperature limit compensation method + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 # SMB3XX_SOFT_TEMP_COMPENSATE_NONE Compensation none + - 1 # SMB3XX_SOFT_TEMP_COMPENSATE_CURRENT Current compensation + - 2 # SMB3XX_SOFT_TEMP_COMPENSATE_VOLTAGE Voltage compensation + +allOf: + - if: + properties: + compatible: + enum: + - summit,smb345 + - summit,smb358 + + then: + properties: + summit,mains-current-limit-microamp: + enum: [ 300000, 500000, 700000, 1000000, + 1500000, 1800000, 2000000] + + summit,usb-current-limit-microamp: + enum: [ 300000, 500000, 700000, 1000000, + 1500000, 1800000, 2000000] + + summit,charge-current-compensation-microamp: + enum: [200000, 450000, 600000, 900000] + + else: + properties: + summit,mains-current-limit-microamp: + enum: [ 300000, 500000, 700000, 900000, 1200000, + 1500000, 1800000, 2000000, 2200000, 2500000] + + summit,usb-current-limit-microamp: + enum: [ 300000, 500000, 700000, 900000, 1200000, + 1500000, 1800000, 2000000, 2200000, 2500000] + + summit,charge-current-compensation-microamp: + enum: [250000, 700000, 900000, 1200000] + +required: + - compatible + - reg + +anyOf: + - required: + - summit,enable-usb-charging + - required: + - summit,enable-otg-charging + - required: + - summit,enable-mains-charging + +additionalProperties: false + +examples: + - | + #include <dt-bindings/power/summit,smb347-charger.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + charger@7f { + compatible = "summit,smb347"; + reg = <0x7f>; + + summit,enable-charge-control = <SMB3XX_CHG_ENABLE_PIN_ACTIVE_HIGH>; + summit,chip-temperature-threshold-celsius = <110>; + summit,mains-current-limit-microamp = <2000000>; + summit,usb-current-limit-microamp = <500000>; + summit,enable-usb-charging; + summit,enable-mains-charging; + + monitored-battery = <&battery>; + }; + }; + + battery: battery-cell { + compatible = "simple-battery"; + constant-charge-current-max-microamp = <1800000>; + operating-range-celsius = <0 45>; + alert-celsius = <3 42>; + }; diff --git a/include/dt-bindings/power/summit,smb347-charger.h b/include/dt-bindings/power/summit,smb347-charger.h new file mode 100644 index 000000000000..d918bf321a71 --- /dev/null +++ b/include/dt-bindings/power/summit,smb347-charger.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: (GPL-2.0-or-later or MIT) */ +/* + * Author: David Heidelberg <david@ixit.cz> + */ + +#ifndef _DT_BINDINGS_SMB347_CHARGER_H +#define _DT_BINDINGS_SMB347_CHARGER_H + +/* Charging compensation method */ +#define SMB3XX_SOFT_TEMP_COMPENSATE_NONE 0 +#define SMB3XX_SOFT_TEMP_COMPENSATE_CURRENT 1 +#define SMB3XX_SOFT_TEMP_COMPENSATE_VOLTAGE 2 + +/* Charging enable control */ +#define SMB3XX_CHG_ENABLE_SW 0 +#define SMB3XX_CHG_ENABLE_PIN_ACTIVE_LOW 1 +#define SMB3XX_CHG_ENABLE_PIN_ACTIVE_HIGH 2 + +#endif |