diff options
Diffstat (limited to 'Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml index 80914b93638e..3b4e6e94cb81 100644 --- a/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml +++ b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml @@ -10,7 +10,7 @@ maintainers: - Michael Walle <michael@walle.cc> description: | - SFP is the security fuse processor which among other things provide a + SFP is the security fuse processor which among other things provides a unique identifier per part. allOf: @@ -18,21 +18,45 @@ allOf: properties: compatible: - enum: - - fsl,ls1028a-sfp + oneOf: + - description: Trust architecture 2.1 SFP + items: + - const: fsl,ls1021a-sfp + - description: Trust architecture 3.0 SFP + items: + - const: fsl,ls1028a-sfp reg: maxItems: 1 + clocks: + maxItems: 1 + description: + The SFP clock. Typically, this is the platform clock divided by 4. + + clock-names: + const: sfp + + ta-prog-sfp-supply: + description: + The regulator for the TA_PROG_SFP pin. It will be enabled for programming + and disabled for reading. + required: - compatible - reg + - clock-names + - clocks unevaluatedProperties: false examples: - | + #include <dt-bindings/clock/fsl,qoriq-clockgen.h> efuse@1e80000 { compatible = "fsl,ls1028a-sfp"; reg = <0x1e80000 0x8000>; + clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL + QORIQ_CLK_PLL_DIV(4)>; + clock-names = "sfp"; }; |