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| author | Tyrone Ting <kfting@nuvoton.com> | 2022-05-25 06:23:37 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@kernel.org> | 2022-06-08 23:00:43 +0300 |
| commit | 29d2bff1c34ad3e413bcdaa81b88e209b308031d (patch) | |
| tree | 07bd907f0924fc2803c5be3a319892d785ace536 /Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml | |
| parent | 8ad69f4905160d5edfb32aa64f65656b22597edb (diff) | |
| download | linux-29d2bff1c34ad3e413bcdaa81b88e209b308031d.tar.xz | |
dt-bindings: i2c: npcm: support NPCM845
Add compatible and nuvoton,sys-mgr description for NPCM i2c module.
Signed-off-by: Tyrone Ting <kfting@nuvoton.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml index 128444942aec..09d2591e1fa3 100644 --- a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml +++ b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml @@ -7,17 +7,18 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: nuvoton NPCM7XX I2C Controller Device Tree Bindings description: | - The NPCM750x includes sixteen I2C bus controllers. All Controllers support - both master and slave mode. Each controller can switch between master and slave - at run time (i.e. IPMB mode). Each controller has two 16 byte HW FIFO for TX and - RX. + I2C bus controllers of the NPCM series support both master and + slave mode. Each controller can switch between master and slave at run time + (i.e. IPMB mode). HW FIFO for TX and RX are supported. maintainers: - Tali Perry <tali.perry1@gmail.com> properties: compatible: - const: nuvoton,npcm750-i2c + enum: + - nuvoton,npcm750-i2c + - nuvoton,npcm845-i2c reg: maxItems: 1 @@ -36,6 +37,10 @@ properties: default: 100000 enum: [100000, 400000, 1000000] + nuvoton,sys-mgr: + $ref: /schemas/types.yaml#/definitions/phandle + description: The phandle of system manager register node. + required: - compatible - reg @@ -44,6 +49,15 @@ required: allOf: - $ref: /schemas/i2c/i2c-controller.yaml# + - if: + properties: + compatible: + contains: + const: nuvoton,npcm845-i2c + + then: + required: + - nuvoton,sys-mgr unevaluatedProperties: false @@ -57,6 +71,7 @@ examples: clock-frequency = <100000>; interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>; compatible = "nuvoton,npcm750-i2c"; + nuvoton,sys-mgr = <&gcr>; }; ... |