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Message-Id: <20210317134904.80737-31-sebastian.reichel@collabora.com>
Date: Wed, 17 Mar 2021 14:48:56 +0100
From: Sebastian Reichel <sebastian.reichel@...labora.com>
To: Sebastian Reichel <sre@...nel.org>,
Rob Herring <robh+dt@...nel.org>
Cc: linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Sebastian Reichel <sebastian.reichel@...labora.com>,
kernel@...labora.com
Subject: [PATCHv2 30/38] dt-bindings: power: supply: lp8727: Convert to DT schema format
Convert the binding to DT schema format.
Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
---
.../bindings/power/supply/lp8727_charger.txt | 43 ---------
.../bindings/power/supply/ti,lp8727.yaml | 90 +++++++++++++++++++
2 files changed, 90 insertions(+), 43 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/power/supply/lp8727_charger.txt
create mode 100644 Documentation/devicetree/bindings/power/supply/ti,lp8727.yaml
diff --git a/Documentation/devicetree/bindings/power/supply/lp8727_charger.txt b/Documentation/devicetree/bindings/power/supply/lp8727_charger.txt
deleted file mode 100644
index 0355a4b68f79..000000000000
--- a/Documentation/devicetree/bindings/power/supply/lp8727_charger.txt
+++ /dev/null
@@ -1,43 +0,0 @@
-Binding for TI/National Semiconductor LP8727 Charger
-
-Required properties:
-- compatible: "ti,lp8727"
-- reg: I2C slave address 27h
-
-Optional properties:
-- interrupts: interrupt specifier (see interrupt binding[0])
-- debounce-ms: interrupt debounce time. (u32)
-
-AC and USB charging parameters
-- charger-type: "ac" or "usb" (string)
-- eoc-level: value of 'enum lp8727_eoc_level' (u8)
-- charging-current: value of 'enum lp8727_ichg' (u8)
-
-[0]: Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
-
-Example)
-
-lp8727@27 {
- compatible = "ti,lp8727";
- reg = <0x27>;
-
- /* GPIO 134 is used for LP8728 interrupt pin */
- interrupt-parent = <&gpio5>; /* base = 128 */
- interrupts = <6 0x2>; /* offset = 6, falling edge type */
-
- debounce-ms = <300>;
-
- /* AC charger: 5% EOC and 500mA charging current */
- ac {
- charger-type = "ac";
- eoc-level = /bits/ 8 <0>;
- charging-current = /bits/ 8 <4>;
- };
-
- /* USB charger: 10% EOC and 400mA charging current */
- usb {
- charger-type = "usb";
- eoc-level = /bits/ 8 <1>;
- charging-current = /bits/ 8 <2>;
- };
-};
diff --git a/Documentation/devicetree/bindings/power/supply/ti,lp8727.yaml b/Documentation/devicetree/bindings/power/supply/ti,lp8727.yaml
new file mode 100644
index 000000000000..a23f6653f332
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/supply/ti,lp8727.yaml
@@ -0,0 +1,90 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/supply/ti,lp8727.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Binding for TI/National Semiconductor LP8727 Charger
+
+maintainers:
+ - Sebastian Reichel <sre@...nel.org>
+
+allOf:
+ - $ref: power-supply.yaml#
+
+properties:
+ compatible:
+ const: ti,lp8727
+
+ reg:
+ const: 0x27
+
+ interrupts:
+ maxItems: 1
+
+ debounce-ms:
+ description: interrupt debounce time in ms
+
+patternProperties:
+ '^(ac|usb)$':
+ type: object
+ description: USB/AC charging parameters
+ properties:
+ charger-type:
+ enum:
+ - ac
+ - usb
+
+ eoc-level:
+ $ref: /schemas/types.yaml#/definitions/uint8
+ minimum: 0
+ maximum: 6
+ description: |
+ End of Charge Percentage with the following mapping:
+ 0 = 5%, 1 = 10%, 2 = 16%, 3 = 20%, 4 = 25%, 5 = 33%, 6 = 50%
+
+ charging-current:
+ $ref: /schemas/types.yaml#/definitions/uint8
+ minimum: 0
+ maximum: 9
+ description: |
+ Charging current with the following mapping:
+ 0 = 90mA, 1 = 100mA, 2 = 400mA, 3 = 450mA, 4 = 500mA, 5 = 600mA,
+ 6 = 700mA, 7 = 800mA, 8 = 900mA, 9 = 1000mA
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ lp8727: charger@27 {
+ compatible = "ti,lp8727";
+ reg = <0x27>;
+ interrupt-parent = <&gpio5>;
+ interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
+ debounce-ms = <300>;
+
+ /* AC charger: 5% EOC and 500mA charging current */
+ ac {
+ charger-type = "ac";
+ eoc-level = /bits/ 8 <0>;
+ charging-current = /bits/ 8 <4>;
+ };
+
+ /* USB charger: 10% EOC and 400mA charging current */
+ usb {
+ charger-type = "usb";
+ eoc-level = /bits/ 8 <1>;
+ charging-current = /bits/ 8 <2>;
+ };
+ };
+ };
+
--
2.30.2
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