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android_kernel_samsung_sm87…/bindings/clock/marvell,berlin.txt
Melody Olvera 6f18ce8026 dt-bindings: Add devicetree bindings
Add snapshot of device tree bindings from keystone common kernel, branch
"android-mainline-keystone-qcom-release" at c4c12103f9c0 ("Snap for 9228065
from e32903b9a63bb558df8b803b076619c53c16baad to
android-mainline-keystone-qcom-release").

Change-Id: I7682079615cbd9f29340a5c1f2a1d84ec441a1f1
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
2023-04-03 15:40:37 -07:00

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Device Tree Clock bindings for Marvell Berlin
This binding uses the common clock binding[1].
[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
Clock related registers are spread among the chip control registers. Berlin
clock node should be a sub-node of the chip controller node. Marvell Berlin2
(BG2, BG2CD, BG2Q) SoCs share the same IP for PLLs and clocks, with some
minor differences in features and register layout.
Required properties:
- compatible: must be "marvell,berlin2-clk" or "marvell,berlin2q-clk"
- #clock-cells: must be 1
- clocks: must be the input parent clock phandle
- clock-names: name of the input parent clock
Allowed clock-names for the reference clocks are
"refclk" for the SoCs oscillator input on all SoCs,
and SoC-specific input clocks for
BG2/BG2CD: "video_ext0" for the external video clock input
Example:
chip_clk: clock {
compatible = "marvell,berlin2q-clk";
#clock-cells = <1>;
clocks = <&refclk>;
clock-names = "refclk";
};