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Subject[PATCH 1/7] dt-bindings: clock: at91: new sckc bindings
Date
Remove the need for child nodes in the sckc binding to be able to remove
dtc warnings and have a more modern binding.

Also document optional properties.

Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
.../devicetree/bindings/clock/at91-clock.txt | 30 ++++++++-----------
1 file changed, 12 insertions(+), 18 deletions(-)

diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt
index e9f70fcdfe80..cb838c1c4bdd 100644
--- a/Documentation/devicetree/bindings/clock/at91-clock.txt
+++ b/Documentation/devicetree/bindings/clock/at91-clock.txt
@@ -8,29 +8,23 @@ Slow Clock controller:

Required properties:
- compatible : shall be one of the following:
- "atmel,at91sam9x5-sckc" or
+ "atmel,at91sam9x5-sckc",
+ "atmel,sama5d3-sckc" or
"atmel,sama5d4-sckc":
at91 SCKC (Slow Clock Controller)
- This node contains the slow clock definitions.
-
- "atmel,at91sam9x5-clk-slow-osc":
- at91 slow oscillator
-
- "atmel,at91sam9x5-clk-slow-rc-osc":
- at91 internal slow RC oscillator
-- reg : defines the IO memory reserved for the SCKC.
-- #size-cells : shall be 0 (reg is used to encode clk id).
-- #address-cells : shall be 1 (reg is used to encode clk id).
+- #clock-cells : shall be 0.
+- clocks : shall be the input parent clock phandle for the clock.

+Optional properties:
+- atmel,osc-bypass : boolean property. Set this when a clock signal is directly
+ provided on XIN.

For example:
- sckc: sckc@fffffe50 {
- compatible = "atmel,sama5d3-pmc";
- reg = <0xfffffe50 0x4>
- #size-cells = <0>;
- #address-cells = <1>;
-
- /* put at91 slow clocks here */
+ sckc@fffffe50 {
+ compatible = "atmel,at91sam9x5-sckc";
+ reg = <0xfffffe50 0x4>;
+ clocks = <&slow_xtal>;
+ #clock-cells = <0>;
};

Power Management Controller (PMC):
--
2.20.1
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