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[188.155.168.84]) by smtp.gmail.com with ESMTPSA id p25sm5265160edw.75.2022.01.11.09.50.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Jan 2022 09:50:59 -0800 (PST) From: Krzysztof Kozlowski To: Chanwoo Choi , Krzysztof Kozlowski , Pavel Machek , Rob Herring , Lee Jones , Sebastian Reichel , Liam Girdwood , Mark Brown , linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-pm@vger.kernel.org Cc: Rob Herring Subject: [PATCH v2 2/4] dt-bindings: power: supply: maxim, max77693: convert to dtschema Date: Tue, 11 Jan 2022 18:50:15 +0100 Message-Id: <20220111175017.223966-3-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220111175017.223966-1-krzysztof.kozlowski@canonical.com> References: <20220111175017.223966-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Convert the Charger bindings of Maxim MAX77693 MUIC to DT schema format. The existing bindings were defined in ../bindings/mfd/max77693.txt. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Rob Herring --- .../bindings/power/supply/maxim,max77693.yaml | 70 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 71 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/supply/maxim,max77693.yaml diff --git a/Documentation/devicetree/bindings/power/supply/maxim,max77693.yaml b/Documentation/devicetree/bindings/power/supply/maxim,max77693.yaml new file mode 100644 index 000000000000..a21dc1a8890f --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/maxim,max77693.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/supply/maxim,max77693.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim MAX77693 MicroUSB and Companion Power Management IC Charger + +maintainers: + - Krzysztof Kozlowski + +description: | + This is a part of device tree bindings for Maxim MAX77693 MicroUSB Integrated + Circuit (MUIC). + + See also Documentation/devicetree/bindings/mfd/maxim,max77693.yaml for + additional information and example. + +properties: + compatible: + const: maxim,max77693-charger + + maxim,constant-microvolt: + description: | + Battery constant voltage in uV. The charger will operate in fast + charge constant current mode till battery voltage reaches this level. + Then the charger will switch to fast charge constant voltage mode. + Also vsys (system voltage) will be set to this value when DC power is + supplied but charger is not enabled. + Valid values: 3650000 - 4400000, step by 25000 (rounded down) + minimum: 3650000 + maximum: 4400000 + default: 4200000 + + maxim,min-system-microvolt: + description: | + Minimal system voltage in uV. + enum: [3000000, 3100000, 3200000, 3300000, 3400000, 3500000, + 3600000, 3700000] + default: 3600000 + + maxim,thermal-regulation-celsius: + description: | + Temperature in Celsius for entering high temperature charging mode. + If die temperature exceeds this value the charging current will be + reduced by 105 mA/Celsius. + enum: [70, 85, 100, 115] + default: 100 + + maxim,battery-overcurrent-microamp: + description: | + Overcurrent protection threshold in uA (current from battery to + system). + Valid values: 2000000 - 3500000, step by 250000 (rounded down) + minimum: 2000000 + maximum: 3500000 + default: 3500000 + + maxim,charge-input-threshold-microvolt: + description: | + Threshold voltage in uV for triggering input voltage regulation loop. + If input voltage decreases below this value, the input current will + be reduced to reach the threshold voltage. + enum: [4300000, 4700000, 4800000, 4900000] + default: 4300000 + +required: + - compatible + +additionalProperties: false diff --git a/MAINTAINERS b/MAINTAINERS index b5e4f14f6768..ead08768fb78 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -11681,6 +11681,7 @@ M: Krzysztof Kozlowski M: Bartlomiej Zolnierkiewicz L: linux-pm@vger.kernel.org S: Supported +F: Documentation/devicetree/bindings/power/supply/maxim,max77693.yaml F: drivers/power/supply/max14577_charger.c F: drivers/power/supply/max77693_charger.c