[PATCH v3 1/8] dt-bindings: clk: sun60i-a733-ccu: Add Allwinner A733 support

Krzysztof Kozlowski krzk at kernel.org
Wed Sep 9 00:17:14 PDT 2026


On Sat, Sep 05, 2026 at 12:45:30AM +0800, Junhui Liu wrote:
> The CCU and R-CCU (PRCM) modules provide clocks and reset functions for
> the Allwinner A733 SoC. The clock architecture of the A733 is evolved
> from the A523, though the root clocking strategy transitions from a
> static oscillator frequency in the Devicetree to the "hosc" clock, which
> is determined by choosing from three possible frequencies (19.2MHz,
> 24MHz, or 26MHz) by the RTC hardware, and finally feeds the CCU and
> R-CCU.
> 
> Additionally, the MCU_CCU module found in previous designs is removed
> from the A733, and the clock tree is expanded with more clock outputs
> to support new functional modules.
> 
> Signed-off-by: Junhui Liu <junhui.liu at pigmoral.tech>
> ---
>  .../bindings/clock/allwinner,sun60i-a733-ccu.yaml  | 107 ++++++++
>  .../dt-bindings/clock/allwinner,sun60i-a733-ccu.h  | 290 +++++++++++++++++++++
>  .../clock/allwinner,sun60i-a733-r-ccu.h            |  39 +++
>  .../dt-bindings/reset/allwinner,sun60i-a733-ccu.h  | 129 +++++++++
>  .../reset/allwinner,sun60i-a733-r-ccu.h            |  23 ++
>  5 files changed, 588 insertions(+)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski at oss.qualcomm.com>

Best regards,
Krzysztof




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