From: Bjorn Andersson <andersson@kernel.org>
To: Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Brian Masney <bmasney@redhat.com>,
Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>,
linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org,
Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Subject: Re: [PATCH] clk: qcom: dispcc-eliza: Fix disp_cc_mdss_mdp_clk_src RCG stall on Eliza EVK
Date: Thu, 2 Jul 2026 18:40:35 -0500 [thread overview]
Message-ID: <178303563648.359079.1744512655726897827.b4-ty@kernel.org> (raw)
In-Reply-To: <20260623115644.392477-2-krzysztof.kozlowski@oss.qualcomm.com>
On Tue, 23 Jun 2026 13:56:45 +0200, Krzysztof Kozlowski wrote:
> Eliza EVK (eliza-cqs-evk.dts) does not have display enabled, however its
> Display Clock Controller is enabled and references parent clocks from
> DSI PHYs, which causes clock reparenting issues during probe (init) and
> warning on Eliza EVK:
>
> disp_cc_mdss_mdp_clk_src: rcg didn't update its configuration.
> WARNING: drivers/clk/qcom/clk-rcg2.c:136 at update_config+0xd4/0xe4, CPU#1: udevd/273
> ...
> update_config (drivers/clk/qcom/clk-rcg2.c:136 (discriminator 2)) (P)
> clk_rcg2_shared_disable (drivers/clk/qcom/clk-rcg2.c:1471)
> clk_rcg2_shared_init (drivers/clk/qcom/clk-rcg2.c:1540)
> __clk_register (drivers/clk/clk.c:3959 drivers/clk/clk.c:4368)
> devm_clk_hw_register (drivers/clk/clk.c:4448 (discriminator 1) drivers/clk/clk.c:4672 (discriminator 1))
> devm_clk_register_regmap (drivers/clk/qcom/clk-regmap.c:104)
> qcom_cc_really_probe (drivers/clk/qcom/common.c:418)
> qcom_cc_probe (drivers/clk/qcom/common.c:445)
> disp_cc_eliza_probe (dispcc-eliza.c:?) dispcc_eliza
> platform_probe (drivers/base/platform.c:1432)
>
> [...]
Applied, thanks!
[1/1] clk: qcom: dispcc-eliza: Fix disp_cc_mdss_mdp_clk_src RCG stall on Eliza EVK
commit: 2ef00630c5c0b7b2c08aba7643f47594952d357e
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
prev parent reply other threads:[~2026-07-02 23:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-23 11:56 Krzysztof Kozlowski
2026-06-23 16:12 ` Taniya Das
2026-06-25 12:11 ` Konrad Dybcio
2026-06-29 11:27 ` Abel Vesa
2026-07-02 23:40 ` Bjorn Andersson [this message]
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