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SubjectRe: [PATCH v3 2/4] dt-bindings: clk: Add Baikal-T1 CCU Dividers binding
On Wed, 27 May 2020 01:20:54 +0300, Serge Semin wrote:
> After being gained by the CCU PLLs the signals must be transformed to
> be suitable for the clock-consumers. This is done by a set of dividers
> embedded into the CCU. A first block of dividers is used to create
> reference clocks for AXI-bus of high-speed peripheral IP-cores of the
> chip. The second block dividers alter the PLLs output signals to be then
> consumed by SoC peripheral devices. Both block DT nodes are ordinary
> clock-providers with standard set of properties supported. But in addition
> to that each clock provider can be used to reset the corresponding clock
> domain. This makes the AXI-bus and System Devices CCU DT nodes to be also
> reset-providers.
>
> Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
> Cc: Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: linux-mips@vger.kernel.org
>
> ---
>
> Changelog v2:
> - Rearrange the SoBs.
> - Combine AXI-bus and System Devices CCU bindings into a single file.
> - Discard comments in the bindings file header.
> - Add dual GPL/BSD license.
> - Add spaces around the ASCII-graphics in the binding description.
> - Remove reference to Documentation/devicetree/bindings/clock/clock-bindings.txt
> file.
> - Discard redundant object check against "/schemas/clock/clock.yaml#" schema.
> - Discard redundant descriptions of "#clock-cells" and "#reset-cells"
> properties.
> - Discard "reg" property since the CCU dividers DT nodes are supposed be
> children of the syscon-compatible system controller node.
> - Remove "clock-output-names" property support.
> - Replace "additionalProperties: false" with "unevaluatedProperties: false".
> - Lowercase the nodes name in the examples.
> - Use "clock-controller" node name suffix in the examples.
> - Remove unnecessary comments in the clocks and resets dt-binding header
> files.
> - Discard label definitions in the examples.
>
> Changelog v3:
> - Get the reg property back even though the driver is using the parental
> syscon regmap.
> - The DT schema will live separately from the system controller, but the
> corresponding sub-node of the later DT schema will $ref this one.
> ---
> .../bindings/clock/baikal,bt1-ccu-div.yaml | 188 ++++++++++++++++++
> include/dt-bindings/clock/bt1-ccu.h | 32 +++
> include/dt-bindings/reset/bt1-ccu.h | 25 +++
> 3 files changed, 245 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/baikal,bt1-ccu-div.yaml
> create mode 100644 include/dt-bindings/reset/bt1-ccu.h
>

Reviewed-by: Rob Herring <robh@kernel.org>

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