Messages in this thread | | | From | Doug Anderson <> | Date | Thu, 16 Jun 2022 08:35:53 -0700 | Subject | Re: [PATCH 2/2] dt-bindings: phy: List supplies for qcom,edp-phy |
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Hi,
On Mon, Apr 25, 2022 at 2:07 PM Douglas Anderson <dianders@chromium.org> wrote: > > We're supposed to list the supplies in the dt bindings but there are > none in the eDP PHY bindings. > > Looking at the driver in Linux, I can see that there seem to be two > relevant supplies: "vdda-phy" and "vdda-pll". Let's add those to the > bindings. > > NOTE: from looking at the Qualcomm datasheet for sc7280, it's not > immediately clear how to figure out how to fill in these supplies. The > only two eDP related supplies are simply described as "power for eDP > 0.9V circuits" and "power for eDP 1.2V circuits". From guessing and > from comparing how a similar PHY is hooked up on other similar > Qualcomm boards, I'll make the educated guess that the 1.2V supply > goes to "vdda-phy" and the 0.9V supply goes to "vdda-pll" and I'll use > that in the example here. > > Signed-off-by: Douglas Anderson <dianders@chromium.org> > --- > > Documentation/devicetree/bindings/phy/qcom,edp-phy.yaml | 6 ++++++ > 1 file changed, 6 insertions(+)
Even though patch #1 in this series should be dropped, this patch (patch #2) is still valid. Vinod: I assume this would land in your tree along with the first two patches in Kuogee's series [1], which are related. Please let me know if you need me to re-send or anything. Thanks!
[1] https://lore.kernel.org/r/1653507433-22585-1-git-send-email-quic_khsieh@quicinc.com/
-Doug
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