[PATCH v13 08/13] ARM: dts: imx7: Add video mux, csi and mipi_csi and connections

[Rui Miguel Silva]

This patch adds the device tree nodes for csi, video multiplexer and
mipi-csi besides the graph connecting the necessary endpoints to make
the media capture entities to work in imx7 Warp board.

Signed-off-by: Rui Miguel Silva <rui.si...@linaro.org>
---
 arch/arm/boot/dts/imx7s-warp.dts | 51 ++++++++++++++++++++++++++++++++
 arch/arm/boot/dts/imx7s.dtsi     | 27 +++++++++++++++++
 2 files changed, 78 insertions(+)

diff --git a/arch/arm/boot/dts/imx7s-warp.dts b/arch/arm/boot/dts/imx7s-warp.dts
index 23431faecaf4..358bcae7ebaf 100644
--- a/arch/arm/boot/dts/imx7s-warp.dts
+++ b/arch/arm/boot/dts/imx7s-warp.dts
@@ -277,6 +277,57 @@
        status = "okay";
 };
 
+&gpr {
+       csi_mux {
+               compatible = "video-mux";
+               mux-controls = <&mux 0>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               port@1 {
+                       reg = <1>;
+
+                       csi_mux_from_mipi_vc0: endpoint {
+                               remote-endpoint = <&mipi_vc0_to_csi_mux>;
+                       };
+               };
+
+               port@2 {
+                       reg = <2>;
+
+                       csi_mux_to_csi: endpoint {
+                               remote-endpoint = <&csi_from_csi_mux>;
+                       };
+               };
+       };
+};
+
+&csi {
+       status = "okay";
+
+       port {
+               csi_from_csi_mux: endpoint {
+                       remote-endpoint = <&csi_mux_to_csi>;
+               };
+       };
+};
+
+&mipi_csi {
+       clock-frequency = <166000000>;
+       status = "okay";
+       #address-cells = <1>;
+       #size-cells = <0>;
+       fsl,csis-hs-settle = <3>;
+
+       port@1 {
+               reg = <1>;
+
+               mipi_vc0_to_csi_mux: endpoint {
+                       remote-endpoint = <&csi_mux_from_mipi_vc0>;
+               };
+       };
+};
+
 &wdog1 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_wdog>;
diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
index 792efcd2caa1..01962f85cab6 100644
--- a/arch/arm/boot/dts/imx7s.dtsi
+++ b/arch/arm/boot/dts/imx7s.dtsi
@@ -8,6 +8,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/reset/imx7-reset.h>
 #include "imx7d-pinfunc.h"
 
 / {
@@ -709,6 +710,17 @@
                                status = "disabled";
                        };
 
+                       csi: csi@30710000 {
+                               compatible = "fsl,imx7-csi";
+                               reg = <0x30710000 0x10000>;
+                               interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clks IMX7D_CLK_DUMMY>,
+                                               <&clks IMX7D_CSI_MCLK_ROOT_CLK>,
+                                               <&clks IMX7D_CLK_DUMMY>;
+                               clock-names = "axi", "mclk", "dcic";
+                               status = "disabled";
+                       };
+
                        lcdif: lcdif@30730000 {
                                compatible = "fsl,imx7d-lcdif", 
"fsl,imx28-lcdif";
                                reg = <0x30730000 0x10000>;
@@ -718,6 +730,21 @@
                                clock-names = "pix", "axi";
                                status = "disabled";
                        };
+
+                       mipi_csi: mipi-csi@30750000 {
+                               compatible = "fsl,imx7-mipi-csi2";
+                               reg = <0x30750000 0x10000>;
+                               interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
+                               clocks = <&clks IMX7D_IPG_ROOT_CLK>,
+                                       <&clks IMX7D_MIPI_CSI_ROOT_CLK>,
+                                       <&clks IMX7D_MIPI_DPHY_ROOT_CLK>;
+                               clock-names = "pclk", "wrap", "phy";
+                               power-domains = <&pgc_mipi_phy>;
+                               phy-supply = <&reg_1p0d>;
+                               resets = <&src IMX7_RESET_MIPI_PHY_MRST>;
+                               reset-names = "mrst";
+                               status = "disabled";
+                       };
                };
 
                aips3: aips-bus@30800000 {
-- 
2.20.1

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