summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/clock/ti/ti,interface-clock.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/clock/ti/ti,interface-clock.yaml')
-rw-r--r--Documentation/devicetree/bindings/clock/ti/ti,interface-clock.yaml71
1 files changed, 71 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/ti/ti,interface-clock.yaml b/Documentation/devicetree/bindings/clock/ti/ti,interface-clock.yaml
new file mode 100644
index 000000000000..1eaf95d88e0b
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/ti,interface-clock.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/ti/ti,interface-clock.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments interface clock.
+
+maintainers:
+ - Tero Kristo <kristo@kernel.org>
+
+description: |
+ This clock is quite much similar to the basic gate-clock[1], however,
+ it supports a number of additional features, including
+ companion clock finding (match corresponding functional gate
+ clock) and hardware autoidle enable / disable.
+
+ [1] Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
+
+properties:
+ compatible:
+ enum:
+ - ti,omap3-interface-clock # basic OMAP3 interface clock
+ - ti,omap3-no-wait-interface-clock # interface clock which has no hardware
+ # capability for waiting clock to be ready
+ - ti,omap3-hsotgusb-interface-clock # interface clock with USB specific HW handling
+ - ti,omap3-dss-interface-clock # interface clock with DSS specific HW handling
+ - ti,omap3-ssi-interface-clock # interface clock with SSI specific HW handling
+ - ti,am35xx-interface-clock # interface clock with AM35xx specific HW handling
+ - ti,omap2430-interface-clock # interface clock with OMAP2430 specific HW handling
+
+ "#clock-cells":
+ const: 0
+
+ clocks:
+ maxItems: 1
+
+ clock-output-names:
+ maxItems: 1
+
+ reg:
+ maxItems: 1
+
+ ti,bit-shift:
+ description:
+ bit shift for the bit enabling/disabling the clock
+ $ref: /schemas/types.yaml#/definitions/uint32
+ default: 0
+ maximum: 31
+
+required:
+ - compatible
+ - clocks
+ - '#clock-cells'
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ aes1_ick: clock-controller@3 {
+ #clock-cells = <0>;
+ compatible = "ti,omap3-interface-clock";
+ clocks = <&security_l4_ick2>;
+ reg = <3>;
+ };
+ };