[PATCH 0/2] phy: qcom: edp: Update v8 programming sequence

Bjorn Andersson bjorn.andersson at oss.qualcomm.com
Mon Jun 22 16:29:48 PDT 2026


The programming sequences introduced for v8 doesn't work other than for
4-lane 8.1Gbps. For 2-lane 5.4Gbps link training fails and for 2.7 and
1.62Gbps PLL lock isn't reached.

Update the driver to match the documentation (and Windows driver for the
1.62Gbps PLL settings), to get past the link training on lower
resolution monitors.

Signed-off-by: Bjorn Andersson <bjorn.andersson at oss.qualcomm.com>
---
Bjorn Andersson (2):
      phy: qcom: edp: split power-on sequencing by PHY version
      phy: qcom: edp: update v8 power-on programming sequence

 drivers/phy/qualcomm/phy-qcom-edp.c | 575 +++++++++++++++++++++++++++++++-----
 1 file changed, 507 insertions(+), 68 deletions(-)
---
base-commit: 948efecf22e49aa4bf55bb73ec79a0ddcfd38571
change-id: 20260622-glymur-edp-phy-4f75f5897b0b

Best regards,
--  
Bjorn Andersson <bjorn.andersson at oss.qualcomm.com>




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