linux-kernel - Re: [PATCH v2 02/15] clk: sunxi-ng: mp: introduce dual-divider clock

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAGb2v67JF-NBLG8GBnReHvczKXgiKBYHTR15HTCtspGcWTK5ag@mail.gmail.com>
Date: Sun, 16 Feb 2025 16:39:38 +0800
From: Chen-Yu Tsai <wens@...e.org>
To: Andre Przywara <andre.przywara@....com>
Cc: Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Jernej Skrabec <jernej.skrabec@...il.com>, Samuel Holland <samuel@...lland.org>, 
	Philipp Zabel <p.zabel@...gutronix.de>, linux-clk@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 02/15] clk: sunxi-ng: mp: introduce dual-divider clock

On Fri, Feb 14, 2025 at 8:56 PM Andre Przywara <andre.przywara@....com> wrote:
>
> The Allwinner A523 SoC introduces some new MP-style mod clock, where the
> second "P" divider is an actual numerical divider value, and not the
> numbers of bits to shift (1..32 instead of 1,2,4,8).
> The rest of the clock is the same as the existing MP clock, so enhance the
> existing code to accommodate for this.
>
> Introduce the new CCU feature bit CCU_FEATURE_DUAL_DIV to mark an MP
> clock as having two dividers, and change the dividing and encoding code
> to differentiate the two cases.
>
> Signed-off-by: Andre Przywara <andre.przywara@....com>

Reviewed-by: Chen-Yu Tsai <wens@...e.org>