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Message-ID: <1669767131-13854-2-git-send-email-quic_khsieh@quicinc.com>
Date:   Tue, 29 Nov 2022 16:12:09 -0800
From:   Kuogee Hsieh <quic_khsieh@...cinc.com>
To:     <dri-devel@...ts.freedesktop.org>, <robdclark@...il.com>,
        <sean@...rly.run>, <swboyd@...omium.org>, <dianders@...omium.org>,
        <vkoul@...nel.org>, <daniel@...ll.ch>, <airlied@...ux.ie>,
        <agross@...nel.org>, <dmitry.baryshkov@...aro.org>,
        <bjorn.andersson@...aro.org>
CC:     Kuogee Hsieh <quic_khsieh@...cinc.com>,
        <quic_abhinavk@...cinc.com>, <quic_sbillaka@...cinc.com>,
        <freedreno@...ts.freedesktop.org>, <linux-arm-msm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v5 1/3] arm64: dts: qcom: add data-lanes and link-freuencies into dp_out endpoint

Move data-lanes property from mdss_dp node to dp_out endpoint. Also
add link-frequencies property into dp_out endpoint as well. The last
frequency specified at link-frequencies will be the max link rate
supported by DP.

Changes in v5:
-- revert changes at sc7180.dtsi and sc7280.dtsi
-- add &dp_out to sc7180-trogdor.dtsi and sc7280-herobrine.dtsi

Signed-off-by: Kuogee Hsieh <quic_khsieh@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi   | 6 +++++-
 arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
index 754d2d6..39f0844 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -812,7 +812,11 @@ hp_i2c: &i2c9 {
 	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&dp_hot_plug_det>;
-	data-lanes = <0 1>;
+};
+
+&dp_out {
+    data-lanes = <0  1>;
+    link-frequencies = /bits/ 64 <160000000 270000000 540000000>;
 };
 
 &pm6150_adc {
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
index 93e39fc..b7c343d 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
@@ -440,7 +440,11 @@ ap_i2c_tpm: &i2c14 {
 	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&dp_hot_plug_det>;
-	data-lanes = <0 1>;
+};
+
+&dp_out {
+	data-lanes = <0  1>;
+	link-frequencies = /bits/ 64 <160000000 270000000 540000000 810000000>;
 };
 
 &mdss_mdp {
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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