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author | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-08-26 06:36:49 +0200 |
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committer | Rob Herring <robh@kernel.org> | 2020-09-08 16:58:21 -0600 |
commit | f710b49e3c45ee2eae949f7cead736ba25c6ccf1 (patch) | |
tree | 8f5b7d79caa0e1be2256e34afd4199ceed6086fa /Documentation/devicetree/bindings/spmi/spmi.yaml | |
parent | af4ed018849be4e17c259103599563b2df2a3484 (diff) | |
download | linux-stable-f710b49e3c45ee2eae949f7cead736ba25c6ccf1.tar.gz linux-stable-f710b49e3c45ee2eae949f7cead736ba25c6ccf1.tar.bz2 linux-stable-f710b49e3c45ee2eae949f7cead736ba25c6ccf1.zip |
dt-bindings: convert spmi.txt to spmi.yaml
Convert the SPMI bus documentation to JSON/yaml.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/ee4c4ca9f29a39f6af772b3a526a996176499da3.1598415179.git.mchehab+huawei@kernel.org
[robh: Correct maintainer, unit-address should be hex]
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/spmi/spmi.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/spmi/spmi.yaml | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spmi/spmi.yaml b/Documentation/devicetree/bindings/spmi/spmi.yaml new file mode 100644 index 000000000000..0cfbf56ba825 --- /dev/null +++ b/Documentation/devicetree/bindings/spmi/spmi.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spmi/spmi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: System Power Management Interface (SPMI) Controller + +maintainers: + - Stephen Boyd <sboyd@kernel.org> + +description: | + The System Power Management (SPMI) controller is a 2-wire bus defined + by the MIPI Alliance for power management control to be used on SoC designs. + + SPMI controllers are modelled in device tree using a generic set of + bindings defined here, plus any bus controller specific properties, if + needed. + + Each SPMI controller has zero or more child nodes (up to 16 ones), each + one representing an unique slave at the bus. + +properties: + $nodename: + pattern: "^spmi@.*" + + reg: + maxItems: 1 + + "#address-cells": + const: 2 + + "#size-cells": + const: 0 + +patternProperties: + "@[0-9a-f]$": + description: up to 16 child PMIC nodes + type: object + + properties: + reg: + minItems: 1 + maxItems: 2 + items: + - minimum: 0 + maximum: 0xf + - enum: [ 0 ] + description: | + 0 means user ID address. 1 is reserved for group ID address. + + required: + - reg + +required: + - reg + +examples: + - | + #include <dt-bindings/spmi/spmi.h> + + spmi@0 { + reg = <0 0>; + + #address-cells = <2>; + #size-cells = <0>; + + child@0 { + reg = <0 SPMI_USID>; + }; + + child@7 { + reg = <7 SPMI_USID>; + }; + }; |