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[129.46.232.65]) by smtp.gmail.com with ESMTPSA id af79cd13be357-8ca2fd2c3easm353674885a.32.2026.02.05.01.21.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Feb 2026 01:21:04 -0800 (PST) From: Yongxing Mou Subject: [PATCH 0/3] phy: qcom: edp: Add DP/eDP switch for phys Date: Thu, 05 Feb 2026 17:20:52 +0800 Message-Id: <20260205-edp_phy-v1-0-231882bbf3f1@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAPRghGkC/yXMywqDMBCF4VeRWTcwMYmir1KkxJmxZuGliZYW8 d0b6vI7HP4DksQgCdrigCjvkMIyZ+hbATT6+SkqcDaUWFZYolPC62Mdv0oLeSOMtSWE/F6jDOH zL927y1Feew5u1wi9T6JomaawtcVAVhpNlWkI/dAYrgwZdj2hiHVOO+baofXQnecPciTKv6UAA AA= X-Change-ID: 20260205-edp_phy-1eca3ed074c0 To: Vinod Koul , Neil Armstrong Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, Yongxing Mou X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1770283262; l=1226; i=yongxing.mou@oss.qualcomm.com; s=20250910; h=from:subject:message-id; bh=BAGNHV5HIzxi7nY+JZgjxfOW0BYdFJuFGDt/iD7FpYo=; b=3kjemvmqUlE9LbxjoBd4T7O75tGCggnRDPRO6csNoYeMbeoqbYj6bhpUDQFnWxpGI25/UcdGy 9KHvurf5/MaAxPZXUqIEb/MY0QX10U4CiuNsIdWmTqobpQo7+rA+a9S X-Developer-Key: i=yongxing.mou@oss.qualcomm.com; a=ed25519; pk=rAy5J1eP+V7OXqH5FJ7ngMCtUrnHhut30ZTldOj52UM= X-Proofpoint-ORIG-GUID: tuss4KdbDhcXIJfzPxAY7a3oZRUg_eM3 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjA1MDA2NyBTYWx0ZWRfXz48y8EY/zLvE CwjdGGzyxnGsKs9HVRXG6Nvq4sLb49NJPe6Odn3nb2ekgrgwvkZGR291TPtk5MA8DCgQ5nJW7DK jT+n6RqSExig8YXcOPIh+wBRpcdssLzGykwrker3Q05RlJgKMF9zhhR8V71tQGhHurltfW3WI4y kHHlgTW6m8veTPkpZxYP+Sp6bLJTdzbDUUnXrzgvyCGV5KeOow8U2bVqwpEtoc93aDtBpWHfZSh xx7v/A5JEQF+fZHBGqYwhoaP39FEI0tTCCFaB3JHGD6Gmjkwea/aXEJdG5i92vUGMuE4A1IMUlN moHv1TZ2t9rEkMqJl9OQzTxGf5EszEeAVzpsee/VxZevHo9UrWl7bL0VMl3ShJS2BeIHSyXURsX QJSkaVW2vBQUsUa/b7YAVqnFO7DHHo573L2/D4CQXgs1mpQ9krSjahy/n7CTKKeNMUD9wUHXr3F W3cbgxFdhpjYyDT/vdA== X-Proofpoint-GUID: tuss4KdbDhcXIJfzPxAY7a3oZRUg_eM3 X-Authority-Analysis: v=2.4 cv=QaVrf8bv c=1 sm=1 tr=0 ts=69846102 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=C3Dk8TwHQYyIj7nOf9RCJw==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=M-2OMZX0rM6BGFiE4MwA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-05_01,2026-02-05_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 bulkscore=0 adultscore=0 impostorscore=0 lowpriorityscore=0 clxscore=1015 malwarescore=0 phishscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602050067 Currently the PHY selects the DP/eDP configuration tables in a fixed way, choosing the table when enable. This driver has known issues: 1. The selected table does not match the actual platform mode. 2. It cannot support both modes at the same time. As discussed here[1], this series: 1. Cleans up duplicated and incorrect tables based on the HPG. 2. Fixes the LDO programming error in eDP mode. 3. Adds DP/eDP mode switching support. Note: x1e80100/sa8775p/sc7280 have been tested, while glymur/sc8280xp have not been tested. [1] https://lore.kernel.org/all/20260119-klm_dpphy-v2-1-52252190940b@oss.qualcomm.com/ Signed-off-by: Yongxing Mou --- Yongxing Mou (3): phy: qcom: edp: Correct and clean up eDP/DP combo PHY configuration values phy: qcom: edp: Add per-version LDO configuration callback phy: qcom: edp: Add eDP phy mode switch support drivers/phy/qualcomm/phy-qcom-edp.c | 191 ++++++++++++++++++++++++++---------- 1 file changed, 138 insertions(+), 53 deletions(-) --- base-commit: fc4e91c639c0af93d63c3d5bc0ee45515dd7504a change-id: 20260205-edp_phy-1eca3ed074c0 Best regards, -- Yongxing Mou