Messages in this thread | | | Date | Wed, 18 Jan 2023 15:04:15 +0100 | From | Neil Armstrong <> | Subject | Re: [PATCH v3 3/3] arm64: dts: qcom: sm8550-mtp: add DSI panel |
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On 18/01/2023 14:36, Konrad Dybcio wrote: > > > On 18.01.2023 09:55, Neil Armstrong wrote: >> Add nodes for the Visionox VTDR6130 found on the SM8550-MTP >> device. >> >> TLMM states are also added for the Panel reset GPIO and >> Tearing Effect signal for when the panel is running in >> DSI Command mode. >> >> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> >> --- >> arch/arm64/boot/dts/qcom/sm8550-mtp.dts | 56 +++++++++++++++++++++++++++++++++ >> 1 file changed, 56 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/qcom/sm8550-mtp.dts b/arch/arm64/boot/dts/qcom/sm8550-mtp.dts >> index 0dfd1d3db86c..2de387aa2c2d 100644 >> --- a/arch/arm64/boot/dts/qcom/sm8550-mtp.dts >> +++ b/arch/arm64/boot/dts/qcom/sm8550-mtp.dts >> @@ -370,6 +370,34 @@ &mdss { >> &mdss_dsi0 { >> vdda-supply = <&vreg_l3e_1p2>; >> status = "okay"; >> + >> + panel@0 { >> + compatible = "visionox,vtdr6130"; >> + reg = <0>; >> + >> + pinctrl-names = "default", "sleep"; >> + pinctrl-0 = <&sde_dsi_active>, <&sde_te_active>; >> + pinctrl-1 = <&sde_dsi_suspend>, <&sde_te_suspend>; > Hm.. I've just realized there are two styles of specifying > phandle arrays: <&a &b> and <&a>, <&b>.. even worse, we > have both of them in our tree.. Krzysztof, Bjorn, which one > should we go with, going forward?
I've been cleaning into <&a>, <&b> for the last few years and it clearer since it separates each phandle (+ parameters) in the DTS.
Neil
> > >> + >> + vddio-supply = <&vreg_l12b_1p8>; >> + vci-supply = <&vreg_l13b_3p0>; >> + vdd-supply = <&vreg_l11b_1p2>; >> + >> + reset-gpios = <&tlmm 133 GPIO_ACTIVE_LOW>; >> + >> + status = "okay"; > Superfluous, it's enabled by default, drop
Ack, will remove
> > Konrad >> + >> + port { >> + panel0_in: endpoint { >> + remote-endpoint = <&mdss_dsi0_out>; >> + }; >> + }; >> + }; >> +}; >> + >> +&mdss_dsi0_out { >> + remote-endpoint = <&panel0_in>; >> + data-lanes = <0 1 2 3>; >> }; >> >> &mdss_dsi0_phy { >> @@ -415,6 +443,34 @@ &sleep_clk { >> >> &tlmm { >> gpio-reserved-ranges = <32 8>; >> + >> + sde_dsi_active: sde-dsi-active-state { >> + pins = "gpio133"; >> + function = "gpio"; >> + drive-strength = <8>; >> + bias-disable; >> + }; >> + >> + sde_dsi_suspend: sde-dsi-suspend-state { >> + pins = "gpio133"; >> + function = "gpio"; >> + drive-strength = <2>; >> + bias-pull-down; >> + }; >> + >> + sde_te_active: sde-te-active-state { >> + pins = "gpio86"; >> + function = "mdp_vsync"; >> + drive-strength = <2>; >> + bias-pull-down; >> + }; >> + >> + sde_te_suspend: sde-te-suspend-state { >> + pins = "gpio86"; >> + function = "mdp_vsync"; >> + drive-strength = <2>; >> + bias-pull-down; >> + }; >> }; >> >> &uart7 { >>
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