From: Yang Xiwen <forbidden405@xxxxxxxxxxx> Also rename to hisilicon,hisi-crg.yaml. While at it, add "syscon" and "simple-mfd" compatibles to match the existing hi3798cv200.dtsi. Add reset-controller subnode for hisilicon,hi3798cv200-crg to match the existing hi3798cv200.dtsi. Signed-off-by: Yang Xiwen <forbidden405@xxxxxxxxxxx> --- .../devicetree/bindings/clock/hisi-crg.txt | 50 --------------- .../bindings/clock/hisilicon,hisi-crg.yaml | 74 ++++++++++++++++++++++ 2 files changed, 74 insertions(+), 50 deletions(-) diff --git a/Documentation/devicetree/bindings/clock/hisi-crg.txt b/Documentation/devicetree/bindings/clock/hisi-crg.txt deleted file mode 100644 index cc60b3d423f3..000000000000 --- a/Documentation/devicetree/bindings/clock/hisi-crg.txt +++ /dev/null @@ -1,50 +0,0 @@ -* HiSilicon Clock and Reset Generator(CRG) - -The CRG module provides clock and reset signals to various -modules within the SoC. - -This binding uses the following bindings: - Documentation/devicetree/bindings/clock/clock-bindings.txt - Documentation/devicetree/bindings/reset/reset.txt - -Required Properties: - -- compatible: should be one of the following. - - "hisilicon,hi3516cv300-crg" - - "hisilicon,hi3516cv300-sysctrl" - - "hisilicon,hi3519-crg" - - "hisilicon,hi3798cv200-crg" - - "hisilicon,hi3798cv200-sysctrl" - -- reg: physical base address of the controller and length of memory mapped - region. - -- #clock-cells: should be 1. - -Each clock is assigned an identifier and client nodes use this identifier -to specify the clock which they consume. - -All these identifier could be found in <dt-bindings/clock/hi3519-clock.h>. - -- #reset-cells: should be 2. - -A reset signal can be controlled by writing a bit register in the CRG module. -The reset specifier consists of two cells. The first cell represents the -register offset relative to the base address. The second cell represents the -bit index in the register. - -Example: CRG nodes -CRG: clock-reset-controller@12010000 { - compatible = "hisilicon,hi3519-crg"; - reg = <0x12010000 0x10000>; - #clock-cells = <1>; - #reset-cells = <2>; -}; - -Example: consumer nodes -i2c0: i2c@12110000 { - compatible = "hisilicon,hi3519-i2c"; - reg = <0x12110000 0x1000>; - clocks = <&CRG HI3519_I2C0_RST>; - resets = <&CRG 0xe4 0>; -}; diff --git a/Documentation/devicetree/bindings/clock/hisilicon,hisi-crg.yaml b/Documentation/devicetree/bindings/clock/hisilicon,hisi-crg.yaml new file mode 100644 index 000000000000..251156905a7b --- /dev/null +++ b/Documentation/devicetree/bindings/clock/hisilicon,hisi-crg.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/hisilicon,hisi-crg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Hisilicon SOC Clock and Reset Generator (CRG) module + +maintainers: + - Yang Xiwen <forbidden405@xxxxxxxxxxx> + +description: | + Hisilicon SOC clock control module which supports the clocks, resets and + power domains on various SoCs. + +properties: + compatible: + oneOf: + - const: hisilicon,hi3519-crg + - items: + - enum: + - hisilicon,hi3798cv200-crg + - hisilicon,hi3798cv200-sysctrl + - hisilicon,hi3516cv300-crg + - hisilicon,hi3516cv300-sysctrl + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + '#clock-cells': + const: 1 + + '#reset-cells': + const: 2 + description: | + First cell is reset request register offset. + Second cell is bit offset in reset request register. + + reset-controller: + type: object + description: | + Reset controller for Hi3798CV200 GMAC module + +required: + - compatible + - reg + - '#clock-cells' + - '#reset-cells' + +allOf: + - if: + properties: + compatible: + contains: + const: hisilicon,hi3798cv200-crg + then: + required: + - reset-controller + else: + properties: + reset-controller: false + +additionalProperties: false + +examples: + - | + clock-reset-controller@12010000 { + compatible = "hisilicon,hi3519-crg"; + reg = <0x12010000 0x10000>; + #clock-cells = <1>; + #reset-cells = <2>; + }; -- 2.43.0