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| author |   Alexandre Belloni <alexandre.belloni@bootlin.com> | 2019-02-19 18:01:54 +0100 |
|---|---|---|
| committer |   Stephen Boyd <sboyd@kernel.org> | 2019-04-25 11:41:09 -0700 |
| commit | cc40f6404d28d1de4a09064aeff185a391c51c35 (patch) | |
| tree | 5439c588bdcbfe7523a706a5494c036ba2b1889d /Documentation/devicetree/bindings/clock | |
| parent | Linux 5.1-rc1 (diff) | |
| download | linux-dev-cc40f6404d28d1de4a09064aeff185a391c51c35.tar.xz linux-dev-cc40f6404d28d1de4a09064aeff185a391c51c35.zip | |
dt-bindings: clock: at91: new sckc bindings
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>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/clock')
| -rw-r--r-- | Documentation/devicetree/bindings/clock/at91-clock.txt | 30 |
1 files 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): |