Subject: [PATCH v4 0/6] clk: sunxi: fixes, cleanups and A23 basic clocks

From: [email-masked] (Mike Turquette)
Date: Wed, 02 Jul 2014 15:35:52 -0700

Quoting Chen-Yu Tsai (2014-06-26 08:55:38)
> Hi everyone,
> 
> This is v4 of the sun8i clock series, which adds basic clock
> support for the A23 SoC. It is based on my initial sun8i bring
> up series [1]. This series was split up from the original A23
> series [2]. Yet to come are more clocks, reset controllers,
> prcm, pinctrl, and mmc.

Hello Chen-Yu,

This series looks good to me.

Maxime,

I see that you Acked it already. Are you planning to roll this into a
pull request later on?

Regards,
Mike

> 
> The first patch fixes the reworked clock protection code merged in
> 3.16-rc1, which unintentionally made clock gates unprotectable.
> 
> The second patch moves the remaining "ahb_sdram" clock to the
> protected clock list, now that it works.
> 
> The third patch adds support for factor clocks that have an N factor
> not starting from 0. This is found on some PLLs in A31/A23.
> 
> The fourth patch adds table-based dividers for div clocks, as some
> clocks, such as apb0 divider on sun4/5/7i, apb1 on sun6/8i and axi
> on sun8i.
> 
> The fifth patch adds support for the basic clocks in the A23, just
> PLL1 for cpus, and the system bus clocks and gates.
> 
> The last patch adds the DT nodes for the newly added clocks, and
> updates clock phandles for existing peripherals, the uarts.
> 
> Originally I intended for patch 1 to be merged as a fix for 3.16.
> However, the only user of the affected code, sun6i's "ahb1_sdram"
> clock, doesn't seem to result in any runtime issues. So this whole
> series can go into 3.17.
> 
> 
> Related changes since v3:
> 
>   - Dropped fields with default values from sun8i_a23_axi_div_data
>   - Added Maxime's Acked-by
>   - Fixed incorrect compatible string for axi clock node
>   - Updated clock phandles for uarts in dtsi
> 
> Related changes since v2:
> 
>   - Rewrote factor clocks to support any (0~255) N factor starting value
> 
> Related changes since v1:
> 
>   - Added "clk: sunxi: Add support for table-based divider clocks"
>   - Added table-based divider axi clock
>   - Fixed incorrectly squashed fixups
> 
> 
> Cheers
> ChenYu
> 
> 
>   [1] http://lists.infradead.org/pipermail/linux-arm-kernel/2014-June/265211.html
>   [2] http://lists.infradead.org/pipermail/linux-arm-kernel/2014-May/259097.html
> 
> Chen-Yu Tsai (6):
>   clk: sunxi: register clock gates with clkdev
>   clk: sunxi: move "ahb_sdram" to protected clock list
>   clk: sunxi: Support factor clocks with N factor starting not from 0
>   clk: sunxi: Add support for table-based divider clocks
>   clk: sunxi: Add A23 clocks support
>   ARM: sun8i: Add basic clock nodes to the DTSI
> 
>  Documentation/devicetree/bindings/clock/sunxi.txt |   5 +
>  arch/arm/boot/dts/sun8i-a23.dtsi                  | 125 +++++++++++++++++++++-
>  drivers/clk/sunxi/clk-factors.c                   |   2 +-
>  drivers/clk/sunxi/clk-factors.h                   |   1 +
>  drivers/clk/sunxi/clk-sunxi.c                     | 119 ++++++++++++++++++--
>  5 files changed, 237 insertions(+), 15 deletions(-)
> 
> -- 
> 2.0.0
>