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From: Xiangxu Yin <xiangxu.yin@oss.qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Rob Clark <robin.clark@oss.qualcomm.com>,
	Dmitry Baryshkov <lumag@kernel.org>,
	Abhinav Kumar <abhinav.kumar@linux.dev>,
	Jessica Zhang <jessica.zhang@oss.qualcomm.com>,
	Sean Paul <sean@poorly.run>,
	Marijn Suijten <marijn.suijten@somainline.org>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org,
	fange.zhang@oss.qualcomm.com, yongxing.mou@oss.qualcomm.com,
	li.liu@oss.qualcomm.com, tingwei.zhang@oss.qualcomm.com,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>
Subject: Re: [PATCH v4 06/13] phy: qcom: qmp-usbc: Move reset config into PHY cfg
Date: Fri, 12 Sep 2025 19:49:52 +0800	[thread overview]
Message-ID: <5d25d05e-d545-4b2f-98f5-40bfbcd24d7a@oss.qualcomm.com> (raw)
In-Reply-To: <ejwrkogssqdzxraacvxdbasxg2ud4t53rb6da2g4vdryyjuzoi@evdibveq7w46>


On 9/12/2025 5:56 PM, Dmitry Baryshkov wrote:
> On Thu, Sep 11, 2025 at 10:55:03PM +0800, Xiangxu Yin wrote:
>> Move reset configuration to be managed via qmp_phy_cfg instead of
>> hardcoded lists. This enables per-PHY customization and simplifies
>> initialization logic for USB-only and USB/DP switchable PHYs.
>>
>> Signed-off-by: Xiangxu Yin <xiangxu.yin@oss.qualcomm.com>
>> ---
>>  drivers/phy/qualcomm/phy-qcom-qmp-usbc.c | 56 ++++++++++++++++++--------------
>>  1 file changed, 31 insertions(+), 25 deletions(-)
>>
>> @@ -1147,11 +1159,6 @@ static int qmp_usbc_parse_dt_legacy(struct qmp_usbc *qmp, struct device_node *np
>>  
>>  	qmp->num_clks = ret;
>>  
>> -	ret = qmp_usbc_reset_init(qmp, usb3phy_legacy_reset_l,
>> -				 ARRAY_SIZE(usb3phy_legacy_reset_l));
> You can not do this, it will break compatibility with the historical
> DTS. Legacy code should continue using the old list of resets.


Ok, then I'll update it, since qmp_usbc_parse_dt_legacy still uses the old
list, and qmp_usbc_parse_dt should use the one from cfg.


>> -	if (ret)
>> -		return ret;
>> -
>>  	return 0;
>>  }
>>  

  reply	other threads:[~2025-09-12 11:50 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-11 14:54 [PATCH v4 00/13] Add DisplayPort support for QCS615 platform Xiangxu Yin
2025-09-11 14:54 ` [PATCH v4 01/13] dt-bindings: phy: Add QMP USB3+DP PHY for QCS615 Xiangxu Yin
2025-09-11 14:54 ` [PATCH v4 02/13] phy: qcom: qmp-usbc: Rename USB-specific ops to prepare for DP support Xiangxu Yin
2025-09-11 14:55 ` [PATCH v4 03/13] phy: qcom: qmp-usbc: Add DP-related fields for USB/DP switchable PHY Xiangxu Yin
2025-09-12  1:23   ` Dmitry Baryshkov
2025-09-11 14:55 ` [PATCH v4 04/13] phy: qcom: qmp-usbc: Add QCS615 DP PHY configuration and init data Xiangxu Yin
2025-09-12  1:24   ` Dmitry Baryshkov
2025-09-12  2:15     ` Xiangxu Yin
2025-09-12  8:46       ` Konrad Dybcio
2025-09-12 11:46         ` Xiangxu Yin
2025-09-11 14:55 ` [PATCH v4 05/13] phy: qcom: qmp-usbc: Add regulator init_load support Xiangxu Yin
2025-09-12  1:25   ` Dmitry Baryshkov
2025-09-11 14:55 ` [PATCH v4 06/13] phy: qcom: qmp-usbc: Move reset config into PHY cfg Xiangxu Yin
2025-09-12  9:56   ` Dmitry Baryshkov
2025-09-12 11:49     ` Xiangxu Yin [this message]
2025-09-11 14:55 ` [PATCH v4 07/13] phy: qcom: qmp-usbc: Add DP PHY configuration support for QCS615 Xiangxu Yin
2025-09-12 10:12   ` Dmitry Baryshkov
2025-09-15 11:29     ` Xiangxu Yin
2025-09-15 12:02       ` Dmitry Baryshkov
2025-09-11 14:55 ` [PATCH v4 08/13] phy: qcom: qmp-usbc: Add USB/DP switchable PHY clk register Xiangxu Yin
2025-09-12 10:19   ` Dmitry Baryshkov
2025-09-12 12:00     ` Xiangxu Yin
2025-09-12 12:08       ` Dmitry Baryshkov
2025-09-15 10:02         ` Xiangxu Yin
2025-09-15 10:14           ` Dmitry Baryshkov
2025-09-15 10:45             ` Xiangxu Yin
2025-09-11 14:55 ` [PATCH v4 09/13] phy: qcom: qmp-usbc: Add TCSR parsing and PHY mode setting Xiangxu Yin
2025-09-12 10:20   ` Dmitry Baryshkov
2025-09-12 12:00     ` Xiangxu Yin
2025-09-11 14:55 ` [PATCH v4 10/13] phy: qcom: qmp-usbc: Add DP PHY ops for USB/DP switchable Type-C PHYs Xiangxu Yin
2025-09-12 10:31   ` Dmitry Baryshkov
2025-09-12 12:01     ` Xiangxu Yin
2025-09-11 14:55 ` [PATCH v4 11/13] phy: qcom: qmp-usbc: Add USB/DP mutex handling Xiangxu Yin
2025-09-12 10:32   ` Dmitry Baryshkov
2025-09-12 12:03     ` Xiangxu Yin
2025-09-12 12:09       ` Dmitry Baryshkov
2025-09-15 10:12         ` Xiangxu Yin
2025-09-11 14:55 ` [PATCH v4 12/13] drm/msm/dp: move link-specific parsing from dp_panel to dp_link Xiangxu Yin
2025-09-12 10:39   ` Dmitry Baryshkov
2025-09-12 12:03     ` Xiangxu Yin
2025-09-11 14:55 ` [PATCH v4 13/13] drm/msm/dp: Add support for lane mapping configuration Xiangxu Yin
2025-09-12 10:42   ` Dmitry Baryshkov
2025-09-18  6:40     ` Xiangxu Yin

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