Re: [RFC 1/2] dt-bindings: clk: versaclock5: Add load capacitance properties
From: Rob Herring <robh@kernel.org>
Date: 2021-01-13 03:17:03
Also in:
linux-clk, lkml
On Wed, Jan 06, 2021 at 11:38:59AM -0600, Adam Ford wrote:
quoted hunk ↗ jump to hunk
There are two registers which can set the load capacitance for XTAL1 and XTAL2. These are optional registers when using an external crystal. Update the bindings to support them. Signed-off-by: Adam Ford <redacted> --- .../devicetree/bindings/clock/idt,versaclock5.yaml | 12 ++++++++++++ 1 file changed, 12 insertions(+)diff --git a/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml b/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml index 2ac1131fd922..e5e55ffb266e 100644 --- a/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml +++ b/Documentation/devicetree/bindings/clock/idt,versaclock5.yaml@@ -59,6 +59,18 @@ properties: minItems: 1 maxItems: 2 + idt,xtal1-load-femtofarads: + $ref: /schemas/types.yaml#/definitions/uint32
Already has a type, so you can drop the $ref.
+ minimum: 9000
+ maximum: 25000
+ description: Optional loading capacitor for XTAL1
+
+ idt,xtal2-load-femtofarads:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 9000
+ maximum: 25000
+ description: Optional loading capacitor for XTAL2
+
patternProperties:
"^OUT[1-4]$":
type: object
--
2.25.1