From 6db13e108eb695552363280221b67c20820b8710 Mon Sep 17 00:00:00 2001 From: Zhen Lei Date: Tue, 29 Sep 2020 22:14:54 +0800 Subject: [PATCH] dt-bindings: arm: hisilicon: convert LPC controller bindings to json-schema Convert the Hisilicon Hip06 SoCs implement a Low Pin Count (LPC) controller binding to DT schema format using json-schema. Signed-off-by: Zhen Lei Link: https://lore.kernel.org/r/20200929141454.2312-18-thunder.leizhen@huawei.com Signed-off-by: Rob Herring --- .../arm/hisilicon/hisilicon-low-pin-count.txt | 33 ------------ .../bindings/arm/hisilicon/low-pin-count.yaml | 61 ++++++++++++++++++++++ 2 files changed, 61 insertions(+), 33 deletions(-) delete mode 100644 Documentation/devicetree/bindings/arm/hisilicon/hisilicon-low-pin-count.txt create mode 100644 Documentation/devicetree/bindings/arm/hisilicon/low-pin-count.yaml diff --git a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon-low-pin-count.txt b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon-low-pin-count.txt deleted file mode 100644 index 10bd35f9..0000000 --- a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon-low-pin-count.txt +++ /dev/null @@ -1,33 +0,0 @@ -Hisilicon Hip06 Low Pin Count device - Hisilicon Hip06 SoCs implement a Low Pin Count (LPC) controller, which - provides I/O access to some legacy ISA devices. - Hip06 is based on arm64 architecture where there is no I/O space. So, the - I/O ports here are not CPU addresses, and there is no 'ranges' property in - LPC device node. - -Required properties: -- compatible: value should be as follows: - (a) "hisilicon,hip06-lpc" - (b) "hisilicon,hip07-lpc" -- #address-cells: must be 2 which stick to the ISA/EISA binding doc. -- #size-cells: must be 1 which stick to the ISA/EISA binding doc. -- reg: base memory range where the LPC register set is mapped. - -Note: - The node name before '@' must be "isa" to represent the binding stick to the - ISA/EISA binding specification. - -Example: - -isa@a01b0000 { - compatible = "hisilicon,hip06-lpc"; - #address-cells = <2>; - #size-cells = <1>; - reg = <0x0 0xa01b0000 0x0 0x1000>; - - ipmi0: bt@e4 { - compatible = "ipmi-bt"; - device_type = "ipmi"; - reg = <0x01 0xe4 0x04>; - }; -}; diff --git a/Documentation/devicetree/bindings/arm/hisilicon/low-pin-count.yaml b/Documentation/devicetree/bindings/arm/hisilicon/low-pin-count.yaml new file mode 100644 index 0000000..3b36e68 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/hisilicon/low-pin-count.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/hisilicon/low-pin-count.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Hisilicon HiP06 Low Pin Count device + +maintainers: + - Wei Xu + +description: | + Hisilicon HiP06 SoCs implement a Low Pin Count (LPC) controller, which + provides I/O access to some legacy ISA devices. + HiP06 is based on arm64 architecture where there is no I/O space. So, the + I/O ports here are not CPU addresses, and there is no 'ranges' property in + LPC device node. + +properties: + $nodename: + pattern: '^isa@[0-9a-f]+$' + description: | + The node name before '@' must be "isa" to represent the binding stick + to the ISA/EISA binding specification. + + compatible: + enum: + - hisilicon,hip06-lpc + - hisilicon,hip07-lpc + + reg: + maxItems: 1 + + '#address-cells': + const: 2 + + '#size-cells': + const: 1 + +required: + - compatible + - reg + +additionalProperties: + type: object + +examples: + - | + isa@a01b0000 { + compatible = "hisilicon,hip06-lpc"; + #address-cells = <2>; + #size-cells = <1>; + reg = <0xa01b0000 0x1000>; + + ipmi0: bt@e4 { + compatible = "ipmi-bt"; + device_type = "ipmi"; + reg = <0x01 0xe4 0x04>; + }; + }; +... -- 2.7.4