linux-kernel - Re: [PATCH] Revert "clk: Respect CLK_OPS_PARENT

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Message-ID: <2f070fbf-9cd4-4fc3-9f49-2dce51eddd47@sirena.org.uk>
Date: Tue, 3 Feb 2026 17:43:11 +0000
From: Mark Brown <broonie@...nel.org>
To: Stephen Boyd <sboyd@...nel.org>
Cc: Michael Turquette <mturquette@...libre.com>,
	linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
	patches@...ts.linux.dev,
	Alexander Stein <alexander.stein@...tq-group.com>,
	Nicolas Frattaroli <nicolas.frattaroli@...labora.com>,
	Brian Masney <bmasney@...hat.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Chen-Yu Tsai <wenst@...omium.org>
Subject: Re: [PATCH] Revert "clk: Respect CLK_OPS_PARENT_ENABLE during recalc"

On Mon, Feb 02, 2026 at 04:24:38PM -0800, Stephen Boyd wrote:
> This reverts commit 669917676e93fca5ea3c66fc9539830312bec58e.
> It's been shown to cause problems on i.MX and STM32 platforms
> where the board doesn't boot. In one case, a clk with
> CLK_IS_CRITICAL and CLK_OPS_PARENT_ENABLE is being registered
> causing the parent to be enabled, the rate recalculated, and then
> the parent is disabled causing the critical clk being registered
> to stop clocking.

Tested-by: Mark Brown <broonie@...nel.org>

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