[PATCH v7 3/6] clk: spacemit: Add clock support for SpacemiT K1 SoC

[Alex Elder]

On 4/12/25 2:44 AM, Haylen Chu wrote:
> The clock tree of K1 SoC contains three main types of clock hardware
> (PLL/DDN/MIX) and has control registers split into several multifunction
> devices: APBS (PLLs), MPMU, APBC and APMU.
> 
> All register operations are done through regmap to ensure atomiciy

s/atomiciy/atomicity/

I think Yixun can tweak that for you.

> between concurrent operations of clock driver and reset,
> power-domain driver that will be introduced in the future.
> 
> Signed-off-by: Haylen Chu <heylenay at 4d2.org>

This looks good to me!

Reviewed-by: Alex Elder <elder at riscstar.com>

> ---
>   drivers/clk/Kconfig               |    1 +
>   drivers/clk/Makefile              |    1 +
>   drivers/clk/spacemit/Kconfig      |   18 +
>   drivers/clk/spacemit/Makefile     |    5 +
>   drivers/clk/spacemit/ccu-k1.c     | 1154 +++++++++++++++++++++++++++++
>   drivers/clk/spacemit/ccu_common.h |   48 ++
>   drivers/clk/spacemit/ccu_ddn.c    |   83 +++
>   drivers/clk/spacemit/ccu_ddn.h    |   47 ++
>   drivers/clk/spacemit/ccu_mix.c    |  268 +++++++
>   drivers/clk/spacemit/ccu_mix.h    |  218 ++++++
>   drivers/clk/spacemit/ccu_pll.c    |  157 ++++
>   drivers/clk/spacemit/ccu_pll.h    |   86 +++
>   12 files changed, 2086 insertions(+)
>   create mode 100644 drivers/clk/spacemit/Kconfig
>   create mode 100644 drivers/clk/spacemit/Makefile
>   create mode 100644 drivers/clk/spacemit/ccu-k1.c
>   create mode 100644 drivers/clk/spacemit/ccu_common.h
>   create mode 100644 drivers/clk/spacemit/ccu_ddn.c
>   create mode 100644 drivers/clk/spacemit/ccu_ddn.h
>   create mode 100644 drivers/clk/spacemit/ccu_mix.c
>   create mode 100644 drivers/clk/spacemit/ccu_mix.h
>   create mode 100644 drivers/clk/spacemit/ccu_pll.c
>   create mode 100644 drivers/clk/spacemit/ccu_pll.h
. . .