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From:   Sankeerth Billakanti <quic_sbillaka@quicinc.com>
To:     <dri-devel@lists.freedesktop.org>, <linux-arm-msm@vger.kernel.org>,
        <freedreno@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>
CC:     Krishna Manikandan <quic_mkrishn@quicinc.com>,
        <robdclark@gmail.com>, <seanpaul@chromium.org>,
        <swboyd@chromium.org>, <quic_kalyant@quicinc.com>,
        <quic_abhinavk@quicinc.com>, <dianders@chromium.org>,
        <quic_khsieh@quicinc.com>, <quic_sbillaka@quicinc.com>,
        Rajeev Nandan <quic_rajeevny@quicinc.com>
Subject: [PATCH v3 2/3] arm64: dts: qcom: sc7280: Add DSI display nodes
Date:   Tue, 2 Nov 2021 17:01:41 +0530
Message-ID: <1635852702-25822-2-git-send-email-quic_sbillaka@quicinc.com>
In-Reply-To: <1635852702-25822-1-git-send-email-quic_sbillaka@quicinc.com>
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From: Krishna Manikandan <quic_mkrishn@quicinc.com>

Add DSI controller and PHY nodes for sc7280.

Signed-off-by: Rajeev Nandan <quic_rajeevny@quicinc.com>
Signed-off-by: Krishna Manikandan <quic_mkrishn@quicinc.com>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Sankeerth Billakanti <quic_sbillaka@quicinc.com>
---

Changes in v3:
    - Add the dsi_phy clocks (Kuogee Hsieh)
    - One clock cell per line (Stephen Boyd)

Changes in v2:
    - Drop flags from interrupts (Stephen Boyd)
    - Rename dsi-opp-table (Stephen Boyd)
    - Rename dsi phy  node (Stephen Boyd)

 arch/arm64/boot/dts/qcom/sc7280.dtsi | 111 ++++++++++++++++++++++++++++++++++-
 1 file changed, 109 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index a4536b6..12c4d32 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -2691,8 +2691,14 @@
 			reg = <0 0xaf00000 0 0x20000>;
 			clocks = <&rpmhcc RPMH_CXO_CLK>,
 				 <&gcc GCC_DISP_GPLL0_CLK_SRC>,
-				 <0>, <0>, <0>, <0>, <0>, <0>;
-			clock-names = "bi_tcxo", "gcc_disp_gpll0_clk",
+				 <&dsi_phy 0>,
+				 <&dsi_phy 1>,
+				 <0>,
+				 <0>,
+				 <0>,
+				 <0>;
+			clock-names = "bi_tcxo",
+				      "gcc_disp_gpll0_clk",
 				      "dsi0_phy_pll_out_byteclk",
 				      "dsi0_phy_pll_out_dsiclk",
 				      "dp_phy_pll_link_clk",
@@ -2768,6 +2774,18 @@
 
 				status = "disabled";
 
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+						dpu_intf1_out: endpoint {
+							remote-endpoint = <&dsi0_in>;
+						};
+					};
+				};
+
 				mdp_opp_table: opp-table {
 					compatible = "operating-points-v2";
 
@@ -2792,6 +2810,95 @@
 					};
 				};
 			};
+
+			dsi0: dsi@ae94000 {
+				compatible = "qcom,mdss-dsi-ctrl";
+				reg = <0 0x0ae94000 0 0x400>;
+				reg-names = "dsi_ctrl";
+
+				interrupt-parent = <&mdss>;
+				interrupts = <4>;
+
+				clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
+					 <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
+					 <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
+					 <&dispcc DISP_CC_MDSS_ESC0_CLK>,
+					 <&dispcc DISP_CC_MDSS_AHB_CLK>,
+					 <&gcc GCC_DISP_HF_AXI_CLK>;
+				clock-names = "byte",
+					      "byte_intf",
+					      "pixel",
+					      "core",
+					      "iface",
+					      "bus";
+
+				operating-points-v2 = <&dsi_opp_table>;
+				power-domains = <&rpmhpd SC7280_CX>;
+
+				phys = <&dsi_phy>;
+				phy-names = "dsi";
+
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				status = "disabled";
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+						dsi0_in: endpoint {
+							remote-endpoint = <&dpu_intf1_out>;
+						};
+					};
+
+					port@1 {
+						reg = <1>;
+						dsi0_out: endpoint {
+						};
+					};
+				};
+
+				dsi_opp_table: opp-table {
+					compatible = "operating-points-v2";
+
+					opp-187500000 {
+						opp-hz = /bits/ 64 <187500000>;
+						required-opps = <&rpmhpd_opp_low_svs>;
+					};
+
+					opp-300000000 {
+						opp-hz = /bits/ 64 <300000000>;
+						required-opps = <&rpmhpd_opp_svs>;
+					};
+
+					opp-358000000 {
+						opp-hz = /bits/ 64 <358000000>;
+						required-opps = <&rpmhpd_opp_svs_l1>;
+					};
+				};
+			};
+
+			dsi_phy: phy@ae94400 {
+				compatible = "qcom,sc7280-dsi-phy-7nm";
+				reg = <0 0x0ae94400 0 0x200>,
+				      <0 0x0ae94600 0 0x280>,
+				      <0 0x0ae94900 0 0x280>;
+				reg-names = "dsi_phy",
+					    "dsi_phy_lane",
+					    "dsi_pll";
+
+				#clock-cells = <1>;
+				#phy-cells = <0>;
+
+				clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+					 <&rpmhcc RPMH_CXO_CLK>;
+				clock-names = "iface", "ref";
+
+				status = "disabled";
+			};
 		};
 
 		pdc: interrupt-controller@b220000 {
-- 
2.7.4