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Date: Wed, 6 Nov 2019 12:12:33 +0100
From: Marcus Folkesson <marcus.folkesson@...il.com>
To: Jonathan Cameron <jic23@...nel.org>,
Hartmut Knaack <knaack.h@....de>,
Lars-Peter Clausen <lars@...afoo.de>,
Peter Meerwald-Stadler <pmeerw@...erw.net>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Marcus Folkesson <marcus.folkesson@...il.com>,
Kent Gustavsson <kent@...oris.se>,
Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
"David S . Miller" <davem@...emloft.net>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"Paul E . McKenney" <paulmck@...ux.ibm.com>
Cc: linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2] dt-bindings: iio: dac: Migrate LTC1660 documentation to yaml
Rewrite bindings to use json-schema vocabulary.
Signed-off-by: Marcus Folkesson <marcus.folkesson@...il.com>
---
Notes:
v2:
- Remove description for reg and spi-max-frequency (Rob & Alexa)
- Drop maxItems for vref-supply
.../bindings/iio/dac/lltc,ltc1660.yaml | 49 +++++++++++++++++++
.../devicetree/bindings/iio/dac/ltc1660.txt | 21 --------
MAINTAINERS | 2 +-
3 files changed, 50 insertions(+), 22 deletions(-)
create mode 100644 Documentation/devicetree/bindings/iio/dac/lltc,ltc1660.yaml
delete mode 100644 Documentation/devicetree/bindings/iio/dac/ltc1660.txt
diff --git a/Documentation/devicetree/bindings/iio/dac/lltc,ltc1660.yaml b/Documentation/devicetree/bindings/iio/dac/lltc,ltc1660.yaml
new file mode 100644
index 000000000000..505b3d54b81c
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/dac/lltc,ltc1660.yaml
@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: GPL-2.0
+# Copyright 2019 Marcus Folkesson <marcus.folkesson@...il.com>
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/bindings/iio/dac/lltc,ltc1660.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Linear Technology Micropower octal 8-Bit and 10-Bit DACs
+
+maintainers:
+ - Marcus Folkesson <marcus.folkesson@...il.com>
+
+description: |
+ Bindings for the Linear Technology Micropower octal 8-Bit and 10-Bit DAC.
+ Datasheet can be found here: https://www.analog.com/media/en/technical-documentation/data-sheets/166560fa.pdf
+
+properties:
+ compatible:
+ enum:
+ - lltc,ltc1660
+ - lltc,ltc1665
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 5000000
+
+ vref-supply:
+ description: Phandle to the external reference voltage supply.
+
+required:
+ - compatible
+ - reg
+ - vref-supply
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dac@0 {
+ compatible = "lltc,ltc1660";
+ reg = <0>;
+ spi-max-frequency = <5000000>;
+ vref-supply = <&vref_reg>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/iio/dac/ltc1660.txt b/Documentation/devicetree/bindings/iio/dac/ltc1660.txt
deleted file mode 100644
index c5b5f22d6c64..000000000000
--- a/Documentation/devicetree/bindings/iio/dac/ltc1660.txt
+++ /dev/null
@@ -1,21 +0,0 @@
-* Linear Technology Micropower octal 8-Bit and 10-Bit DACs
-
-Required properties:
- - compatible: Must be one of the following:
- "lltc,ltc1660"
- "lltc,ltc1665"
- - reg: SPI chip select number for the device
- - vref-supply: Phandle to the voltage reference supply
-
-Recommended properties:
- - spi-max-frequency: Definition as per
- Documentation/devicetree/bindings/spi/spi-bus.txt.
- Max frequency for this chip is 5 MHz.
-
-Example:
-dac@0 {
- compatible = "lltc,ltc1660";
- reg = <0>;
- spi-max-frequency = <5000000>;
- vref-supply = <&vref_reg>;
-};
diff --git a/MAINTAINERS b/MAINTAINERS
index fbccc9d450ff..23497d713298 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9619,7 +9619,7 @@ LTC1660 DAC DRIVER
M: Marcus Folkesson <marcus.folkesson@...il.com>
L: linux-iio@...r.kernel.org
S: Maintained
-F: Documentation/devicetree/bindings/iio/dac/ltc1660.txt
+F: Documentation/devicetree/bindings/iio/dac/lltc,ltc1660.yaml
F: drivers/iio/dac/ltc1660.c
LTC4261 HARDWARE MONITOR DRIVER
--
2.23.0
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