linux-kernel - [PATCH V3 2/5] arm64: dts: imx8mm: Add CSI nodes

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Date:   Sun, 28 Nov 2021 06:50:08 -0600
From:   Adam Ford <aford173@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     laurent.pinchart@...asonboard.com, tharvey@...eworks.com,
        aford@...conembedded.com, Adam Ford <aford173@...il.com>,
        Fabio Estevam <festevam@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Lucas Stach <l.stach@...gutronix.de>,
        Peng Fan <peng.fan@....com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH V3 2/5] arm64: dts: imx8mm: Add CSI nodes

There is a csi bridge and csis interface that tie together
to allow csi2 capture.

Signed-off-by: Adam Ford <aford173@...il.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Reviewed-by: Tim Harvey <tharvey@...eworks.com>
Tested-by: Tim Harvey <tharvey@...eworks.com>
Reviewed-by: Fabio Estevam <festevam@...il.com>
---
V3:  No Change
V2:  No Change

 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 51 +++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 5b9c2cca9ac4..a31cf2b9769c 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -1096,6 +1096,22 @@ aips4: bus@...00000 {
 			#size-cells = <1>;
 			ranges = <0x32c00000 0x32c00000 0x400000>;
 
+			csi: csi@...20000 {
+				compatible = "fsl,imx8mm-csi", "fsl,imx7-csi";
+				reg = <0x32e20000 0x1000>;
+				interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MM_CLK_CSI1_ROOT>;
+				clock-names = "mclk";
+				power-domains = <&disp_blk_ctrl IMX8MM_DISPBLK_PD_CSI_BRIDGE>;
+				status = "disabled";
+
+				port {
+					csi_in: endpoint {
+						remote-endpoint = <&imx8mm_mipi_csi_out>;
+					};
+				};
+			};
+
 			disp_blk_ctrl: blk-ctrl@...28000 {
 				compatible = "fsl,imx8mm-disp-blk-ctrl", "syscon";
 				reg = <0x32e28000 0x100>;
@@ -1123,6 +1139,41 @@ disp_blk_ctrl: blk-ctrl@...28000 {
 				#power-domain-cells = <1>;
 			};
 
+			mipi_csi: mipi-csi@...30000 {
+				compatible = "fsl,imx8mm-mipi-csi2";
+				reg = <0x32e30000 0x1000>;
+				interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+				assigned-clocks = <&clk IMX8MM_CLK_CSI1_CORE>,
+						  <&clk IMX8MM_CLK_CSI1_PHY_REF>;
+				assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_1000M>,
+							  <&clk IMX8MM_SYS_PLL2_1000M>;
+				clock-frequency = <333000000>;
+				clocks = <&clk IMX8MM_CLK_DISP_APB_ROOT>,
+					 <&clk IMX8MM_CLK_CSI1_ROOT>,
+					 <&clk IMX8MM_CLK_CSI1_PHY_REF>,
+					 <&clk IMX8MM_CLK_DISP_AXI_ROOT>;
+				clock-names = "pclk", "wrap", "phy", "axi";
+				power-domains = <&disp_blk_ctrl IMX8MM_DISPBLK_PD_MIPI_CSI>;
+				status = "disabled";
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+					};
+
+					port@1 {
+						reg = <1>;
+
+						imx8mm_mipi_csi_out: endpoint {
+							remote-endpoint = <&csi_in>;
+						};
+					};
+				};
+			};
+
 			usbotg1: usb@...40000 {
 				compatible = "fsl,imx8mm-usb", "fsl,imx7d-usb";
 				reg = <0x32e40000 0x200>;
-- 
2.32.0