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Message-Id: <20200817225300.2209-1-tanmay@codeaurora.org>
Date: Mon, 17 Aug 2020 15:53:00 -0700
From: Tanmay Shah <tanmay@...eaurora.org>
To: swboyd@...omium.org
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
freedreno@...ts.freedesktop.org, seanpaul@...omium.org,
robdclark@...il.com, daniel@...ll.ch, airlied@...ux.ie,
aravindh@...eaurora.org, abhinavk@...eaurora.org,
khsieh@...eaurora.org, Tanmay Shah <tanmay@...eaurora.org>
Subject: [PATCH v6] arm64: dts: qcom: sc7180: Add Display Port dt node
Add DP device node on sc7180.
Changes in v2:
- Add assigned-clocks and assigned-clock-parents
- Remove cell-index and pixel_rcg
- Change compatible to qcom,sc7180-dp
Changes in v3:
- Update commit text
- Make DP child node of MDSS
- Remove data-lanes property from SOC dts
- Disable DP node in SOC dts
- Assign DP to Port2 in MDP node
- Add MDSS AHB clock in DP device node
Changes in v4:
- Remove redundant reg-names property
- Use IRQ flag instead had hard coded value.
- Add link clock source in assigned-clocks list.
Changes in v5:
- Add OPP table and power-domains for DisplayPort
Changes in v6:
- Remove redundant IRQ flag
Signed-off-by: Tanmay Shah <tanmay@...eaurora.org>
Co-developed-by: Kuogee Hsieh <khsieh@...eaurora.org>
Signed-off-by: Kuogee Hsieh <khsieh@...eaurora.org>
---
arch/arm64/boot/dts/qcom/sc7180.dtsi | 76 +++++++++++++++++++++++++++-
1 file changed, 74 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 31b9217bb5bf..bf2f2bb1aa79 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -2371,6 +2371,13 @@ dpu_intf1_out: endpoint {
remote-endpoint = <&dsi0_in>;
};
};
+
+ port@2 {
+ reg = <2>;
+ dpu_intf0_out: endpoint {
+ remote-endpoint = <&dp_in>;
+ };
+ };
};
};
@@ -2440,6 +2447,71 @@ dsi_phy: dsi-phy@...4400 {
status = "disabled";
};
+
+ msm_dp: displayport-controller@...0000 {
+ status = "disabled";
+ compatible = "qcom,sc7180-dp";
+
+ reg = <0 0x0ae90000 0 0x1400>;
+
+ interrupt-parent = <&mdss>;
+ interrupts = <12>;
+
+ clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+ <&dispcc DISP_CC_MDSS_DP_AUX_CLK>,
+ <&dispcc DISP_CC_MDSS_DP_LINK_CLK>,
+ <&dispcc DISP_CC_MDSS_DP_LINK_INTF_CLK>,
+ <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK>;
+ clock-names = "core_iface", "core_aux", "ctrl_link",
+ "ctrl_link_iface", "stream_pixel";
+ #clock-cells = <1>;
+ assigned-clocks = <&dispcc DISP_CC_MDSS_DP_LINK_CLK_SRC>,
+ <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK_SRC>;
+ assigned-clock-parents = <&msm_dp 0>, <&msm_dp 1>;
+
+ operating-points-v2 = <&dp_opp_table>;
+ power-domains = <&rpmhpd SC7180_CX>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@0 {
+ reg = <0>;
+ dp_in: endpoint {
+ remote-endpoint = <&dpu_intf0_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ dp_out: endpoint { };
+ };
+ };
+
+ dp_opp_table: dp-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>;
+ };
+ };
+ };
};
dispcc: clock-controller@...0000 {
@@ -2449,8 +2521,8 @@ dispcc: clock-controller@...0000 {
<&gcc GCC_DISP_GPLL0_CLK_SRC>,
<&dsi_phy 0>,
<&dsi_phy 1>,
- <0>,
- <0>;
+ <&msm_dp 0>,
+ <&msm_dp 1>;
clock-names = "bi_tcxo",
"gcc_disp_gpll0_clk_src",
"dsi0_phy_pll_out_byteclk",
base-commit: 62975d27d647a40c58d3b96c29b911fc4f33c310
--
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