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From: Kuogee Hsieh <quic_khsieh@quicinc.com>
To: <dri-devel@lists.freedesktop.org>, <robdclark@gmail.com>,
	<sean@poorly.run>, <swboyd@chromium.org>, <dianders@chromium.org>,
	<vkoul@kernel.org>, <daniel@ffwll.ch>, <agross@kernel.org>,
	<dmitry.baryshkov@linaro.org>, <andersson@kernel.org>,
	<konrad.dybcio@somainline.org>, <robh+dt@kernel.org>,
	<krzysztof.kozlowski+dt@linaro.org>, <devicetree@vger.kernel.org>,
	<airlied@gmail.com>
Cc: Kuogee Hsieh <quic_khsieh@quicinc.com>,
	<quic_abhinavk@quicinc.com>, <quic_sbillaka@quicinc.com>,
	<freedreno@lists.freedesktop.org>,
	<linux-arm-msm@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v12 1/5] arm64: dts: qcom: add data-lanes and link-freuencies into dp_out endpoint
Date: Tue, 13 Dec 2022 13:44:04 -0800	[thread overview]
Message-ID: <1670967848-31475-2-git-send-email-quic_khsieh@quicinc.com> (raw)
In-Reply-To: <1670967848-31475-1-git-send-email-quic_khsieh@quicinc.com>

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

Changes in v6:
-- add data-lanes and link-frequencies to yaml

Changes in v7:
-- change 160000000 to 1620000000
-- separate yaml to different patch

Changes in v8:
-- correct Bjorn mail address to kernel.org

Changes in v9:
-- use symbol rate (hz) for link-frequencies at dp_out at sc7180_trogdor.dtsi

Signed-off-by: Kuogee Hsieh <quic_khsieh@quicinc.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 eae22e6..93b0cde 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -814,7 +814,11 @@ 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 <1620000000 2700000000 5400000000>;
 };
 
 &pm6150_adc {
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
index c11e371..3c7a9d8 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
@@ -442,7 +442,11 @@ 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 <1620000000 2700000000 5400000000 8100000000>;
 };
 
 &mdss_mdp {
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project


  reply	other threads:[~2022-12-13 21:44 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-13 21:44 [PATCH v12 0/5] Add data-lanes and link-frequencies to " Kuogee Hsieh
2022-12-13 21:44 ` Kuogee Hsieh [this message]
2022-12-13 23:31   ` [PATCH v12 1/5] arm64: dts: qcom: add data-lanes and link-freuencies into " Dmitry Baryshkov
2022-12-13 21:44 ` [PATCH v12 2/5] dt-bindings: msm/dp: add data-lanes and link-frequencies property Kuogee Hsieh
2022-12-13 22:02   ` Dmitry Baryshkov
2022-12-13 23:06   ` Stephen Boyd
2022-12-14 22:56     ` Kuogee Hsieh
2022-12-15  0:38       ` Stephen Boyd
2022-12-15 17:08         ` Kuogee Hsieh
2022-12-15 20:12           ` Stephen Boyd
2022-12-15 21:12         ` Dmitry Baryshkov
2022-12-15 22:57           ` Doug Anderson
2022-12-15 23:02             ` Dmitry Baryshkov
2022-12-16  2:16           ` Stephen Boyd
2022-12-16 19:03             ` Kuogee Hsieh
2022-12-16 19:43             ` Dmitry Baryshkov
2022-12-13 21:44 ` [PATCH v12 3/5] drm/msm/dp: parser data-lanes as property of dp_out endpoint Kuogee Hsieh
2022-12-13 23:11   ` Stephen Boyd
2022-12-13 21:44 ` [PATCH v12 4/5] drm/msm/dp: parser link-frequencies " Kuogee Hsieh
2022-12-13 22:07   ` Dmitry Baryshkov
2022-12-13 23:18   ` Stephen Boyd
2022-12-13 21:44 ` [PATCH v12 5/5] drm/msm/dp: add support of max dp link rate Kuogee Hsieh
2022-12-13 22:06   ` Dmitry Baryshkov

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