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Message-Id: <20240916091344.27607-1-quic_mukhopad@quicinc.com>
Date: Mon, 16 Sep 2024 14:43:44 +0530
From: Soutrik Mukhopadhyay <quic_mukhopad@...cinc.com>
To: andersson@...nel.org, konradybcio@...nel.org, robh@...nel.org,
krzk+dt@...nel.org, conor+dt@...nel.org
Cc: Soutrik Mukhopadhyay <quic_mukhopad@...cinc.com>,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, quic_riteshk@...cinc.com,
quic_vproddut@...cinc.com, quic_abhinavk@...cinc.com
Subject: [PATCH] arm64: dts: qcom: sa8775p: add DisplayPort device node
Add device tree node for the DisplayPort controller
and eDP PHY found on the Qualcomm SA8775P SoC.
Signed-off-by: Soutrik Mukhopadhyay <quic_mukhopad@...cinc.com>
---
This patch depends on following series:
https://lore.kernel.org/all/20240816-sa8775p-mm-v3-v1-0-77d53c3c0cef@quicinc.com/
https://lore.kernel.org/all/20240912071437.1708969-1-quic_mahap@quicinc.com/
https://lore.kernel.org/all/20240913103755.7290-1-quic_mukhopad@quicinc.com/
---
arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi | 23 +++++
arch/arm64/boot/dts/qcom/sa8775p.dtsi | 114 ++++++++++++++++++++-
2 files changed, 136 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
index 0c1b21def4b6..728b4cda8353 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
@@ -421,6 +421,23 @@
status = "okay";
};
+&mdss0 {
+ status = "okay";
+};
+
+&mdss0_dp0 {
+ status = "okay";
+};
+
+&mdss0_dp0_out {
+ data-lanes = <0 1 2 3>;
+ link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+};
+
+&mdss0_edp_phy0 {
+ status = "okay";
+};
+
&pmm8654au_0_gpios {
gpio-line-names = "DS_EN",
"POFF_COMPLETE",
@@ -527,6 +544,12 @@
};
&tlmm {
+ dp_hot_plug_det: dp-hot-plug-det-state {
+ pins = "gpio101";
+ function = "edp0_hot";
+ bias-disable;
+ };
+
ethernet0_default: ethernet0-default-state {
ethernet0_mdc: ethernet0-mdc-pins {
pins = "gpio8";
diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 7747965e7e46..a04150c29565 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -3339,6 +3339,18 @@
interrupt-parent = <&mdss0>;
interrupts = <0>;
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ dpu_intf0_out: endpoint {
+ remote-endpoint = <&mdss0_dp0_in>;
+ };
+ };
+ };
+
mdss0_mdp_opp_table: opp-table {
compatible = "operating-points-v2";
@@ -3363,6 +3375,106 @@
};
};
};
+
+ mdss0_edp_phy0: phy@...2a00 {
+ compatible = "qcom,sa8775p-edp-phy";
+
+ reg = <0x0 0xaec2a00 0x0 0x200>,
+ <0x0 0xaec2200 0x0 0xd0>,
+ <0x0 0xaec2600 0x0 0xd0>,
+ <0x0 0xaec2000 0x0 0x1c8>;
+
+ clocks = <&rpmhcc RPMH_CXO_CLK>,
+ <&gcc GCC_EDP_REF_CLKREF_EN>;
+ clock-names = "aux",
+ "cfg_ahb";
+
+ vdda-phy-supply = <&vreg_l1c>;
+ vdda-pll-supply = <&vreg_l4a>;
+ #clock-cells = <1>;
+ #phy-cells = <0>;
+
+ status = "disabled";
+ };
+
+ mdss0_dp0: displayport-controller@...4000 {
+ compatible = "qcom,sa8775p-dp";
+
+ pinctrl-0 = <&dp_hot_plug_det>;
+ pinctrl-names = "default";
+
+ reg = <0x0 0xaf54000 0x0 0x104>,
+ <0x0 0xaf54200 0x0 0x0c0>,
+ <0x0 0xaf55000 0x0 0x770>,
+ <0x0 0xaf56000 0x0 0x09c>;
+
+ interrupt-parent = <&mdss0>;
+ interrupts = <12>;
+
+ clocks = <&dispcc0 MDSS_DISP_CC_MDSS_AHB_CLK>,
+ <&dispcc0 MDSS_DISP_CC_MDSS_DPTX0_AUX_CLK>,
+ <&dispcc0 MDSS_DISP_CC_MDSS_DPTX0_LINK_CLK>,
+ <&dispcc0 MDSS_DISP_CC_MDSS_DPTX0_LINK_INTF_CLK>,
+ <&dispcc0 MDSS_DISP_CC_MDSS_DPTX0_PIXEL0_CLK>;
+ clock-names = "core_iface",
+ "core_aux",
+ "ctrl_link",
+ "ctrl_link_iface",
+ "stream_pixel";
+ assigned-clocks = <&dispcc0 MDSS_DISP_CC_MDSS_DPTX0_LINK_CLK_SRC>,
+ <&dispcc0 MDSS_DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC>;
+ assigned-clock-parents = <&mdss0_edp_phy0 0>, <&mdss0_edp_phy0 1>;
+ phys = <&mdss0_edp_phy0>;
+ phy-names = "dp";
+
+ operating-points-v2 = <&dp_opp_table>;
+ power-domains = <&rpmhpd SA8775P_MMCX>;
+
+ #sound-dai-cells = <0>;
+
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ mdss0_dp0_in: endpoint {
+ remote-endpoint = <&dpu_intf0_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ mdss0_dp0_out: endpoint { };
+ };
+ };
+
+ dp_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-160000000 {
+ opp-hz = /bits/ 64 <160000000>;
+ required-opps = <&rpmhpd_opp_low_svs>;
+ };
+
+ opp-270000000 {
+ opp-hz = /bits/ 64 <270000000>;
+ required-opps = <&rpmhpd_opp_svs>;
+ };
+
+ opp-540000000 {
+ opp-hz = /bits/ 64 <540000000>;
+ required-opps = <&rpmhpd_opp_svs_l1>;
+ };
+
+ opp-810000000 {
+ opp-hz = /bits/ 64 <810000000>;
+ required-opps = <&rpmhpd_opp_nom>;
+ };
+ };
+ };
};
dispcc0: clock-controller@...0000 {
@@ -3372,7 +3484,7 @@
<&rpmhcc RPMH_CXO_CLK>,
<&rpmhcc RPMH_CXO_CLK_A>,
<&sleep_clk>,
- <0>, <0>, <0>, <0>,
+ <&mdss0_edp_phy0 0>, <&mdss0_edp_phy0 1>, <0>, <0>,
<0>, <0>, <0>, <0>;
power-domains = <&rpmhpd SA8775P_MMCX>;
#clock-cells = <1>;
--
2.17.1
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