linux-kernel - [PATCH v4 1/2] arm64: dts: qcom: add data-lanes and link-freuencies into dp

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1668789389-14617-2-git-send-email-quic_khsieh@quicinc.com>
Date:   Fri, 18 Nov 2022 08:36:28 -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 v4 1/2] arm64: dts: qcom: add data-lanes and link-freuencies into dp_out endpoint

Add both data-lanes and link-frequencies property to dp_out endpoint.
Also set link-frequencies to 810000 khz at herobrine platform to have
max link rate limited at 810000 khz (HBR3).

Signed-off-by: Kuogee Hsieh <quic_khsieh@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi   |  9 ++++++++-
 arch/arm64/boot/dts/qcom/sc7180.dtsi           |  5 -----
 arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 10 +++++++++-
 arch/arm64/boot/dts/qcom/sc7280.dtsi           |  5 -----
 4 files changed, 17 insertions(+), 12 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
index eae22e6..b0d6ae9 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -814,7 +814,14 @@ hp_i2c: &i2c9 {
 	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&dp_hot_plug_det>;
-	data-lanes = <0 1>;
+	ports {
+		port@1 {
+			reg = <1>;
+			dp_out: endpoint {
+				data-lanes = <0 1>;
+			};
+		};
+	};
 };
 
 &pm6150_adc {
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 58976a1b..2946d8a 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -3116,11 +3116,6 @@
 							remote-endpoint = <&dpu_intf0_out>;
 						};
 					};
-
-					port@1 {
-						reg = <1>;
-						dp_out: endpoint { };
-					};
 				};
 
 				dp_opp_table: opp-table {
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
index c11e371..fc18ab9 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi
@@ -442,7 +442,15 @@ ap_i2c_tpm: &i2c14 {
 	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&dp_hot_plug_det>;
-	data-lanes = <0 1>;
+	ports {
+		port@1 {
+			reg = <1>;
+			dp_out: endpoint {
+				data-lanes = <0 1>;
+				link-frequencies=<810000>;
+			};
+		};
+	};
 };
 
 &mdss_mdp {
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 2125803..1990cc96 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -4132,11 +4132,6 @@
 							remote-endpoint = <&dpu_intf0_out>;
 						};
 					};
-
-					port@1 {
-						reg = <1>;
-						dp_out: endpoint { };
-					};
 				};
 
 				dp_opp_table: opp-table {
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project