(subset) [PATCH v3 5/6] clk: sunxi-ng: Add support for the sun6i RTC clocks

Maxime Ripard maxime at cerno.tech
Mon Feb 7 01:00:45 PST 2022


On Wed, 2 Feb 2022 20:17:35 -0600, Samuel Holland wrote:
> The RTC power domain in sun6i and newer SoCs manages the 16 MHz RC
> oscillator (called "IOSC" or "osc16M") and the optional 32 kHz crystal
> oscillator (called "LOSC" or "osc32k"). Starting with the H6, this power
> domain also handles the 24 MHz DCXO (called variously "HOSC", "dcxo24M",
> or "osc24M") as well. The H6 also adds a calibration circuit for IOSC.
> 
> Later SoCs introduce further variations on the design:
>  - H616 adds an additional mux for the 32 kHz fanout source.
>  - R329 adds an additional mux for the RTC timekeeping clock, a clock
>    for the SPI bus between power domains inside the RTC, and removes the
>    IOSC calibration functionality.
> 
> [...]

Applied to local tree (sunxi/clk-for-5.18).

Thanks!
Maxime



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