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Message-Id: <20240918084132.928295-2-andreas@kemnade.info>
Date: Wed, 18 Sep 2024 10:41:30 +0200
From: Andreas Kemnade <andreas@...nade.info>
To: tony@...mide.com,
Sebastian Reichel <sre@...nel.org>,
linux-omap@...r.kernel.org,
devicetree@...r.kernel.org,
Lee Jones <lee@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
linux-kernel@...r.kernel.org,
Conor Dooley <conor+dt@...nel.org>,
linux-pm@...r.kernel.org
Cc: Andreas Kemnade <andreas@...nade.info>
Subject: [PATCH 1/3] dt-bindings: power: supply: Add TI TWL603X charger
Use a fallback compatible since for especially for generic
defensive setup of parameters, both 6030 and 6032 are the same and
U-Boot actually uses a generic 6030/32 function to enable the
charger.
Signed-off-by: Andreas Kemnade <andreas@...nade.info>
---
.../power/supply/ti,twl6030-charger.yaml | 62 +++++++++++++++++++
1 file changed, 62 insertions(+)
create mode 100644 Documentation/devicetree/bindings/power/supply/ti,twl6030-charger.yaml
diff --git a/Documentation/devicetree/bindings/power/supply/ti,twl6030-charger.yaml b/Documentation/devicetree/bindings/power/supply/ti,twl6030-charger.yaml
new file mode 100644
index 0000000000000..fe0fe9a78761c
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/supply/ti,twl6030-charger.yaml
@@ -0,0 +1,62 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/supply/ti,twl6030-charger.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TWL6030/32 BCI (Battery Charger Interface)
+
+description: |
+ The battery charger needs to be configured to do any charging besides of
+ precharging. The GPADC in the PMIC has to be used to get the related
+ voltages.
+
+maintainers:
+ - Andreas Kemnade <andreas@...nade.info>
+
+allOf:
+ - $ref: power-supply.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - const: "ti,twl6030-charger"
+ - items:
+ - const: "ti,twl6032-charger"
+ - const: "ti,twl6030-charger"
+
+ interrupts:
+ minItems: 2
+ maxItems: 2
+
+ io-channels:
+ items:
+ - description: VBUS Voltage Channel
+
+ io-channel-names:
+ items:
+ - const: vusb
+
+ monitored-battery:
+ description:
+ phandle of battery characteristics devicetree node
+
+required:
+ - compatible
+ - interrupts
+ - monitored-battery
+
+additionalProperties: false
+
+examples:
+ - |
+ pmic {
+ bci {
+ compatible = "ti,twl6032-charger", "ti,twl6030-charger";
+ interrupts = <2>, <5>;
+ io-channels = <&gpadc 10>;
+ io-channel-names = "vusb";
+ monitored-battery = <&bat>;
+ };
+ };
--
2.39.2
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