arm64: dts: imx8mn: add DISP blk-ctrl

Add the DT node for the DISP blk-ctrl. With this in place the
display/mipi power domains should be functional.

Signed-off-by: Adam Ford <aford173@gmail.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index 5d85142..dc3f66d 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -1038,6 +1038,34 @@
                        #size-cells = <1>;
                        ranges;
 
+                       disp_blk_ctrl: blk-ctrl@32e28000 {
+                               compatible = "fsl,imx8mn-disp-blk-ctrl", "syscon";
+                               reg = <0x32e28000 0x100>;
+                               power-domains = <&pgc_dispmix>, <&pgc_dispmix>,
+                                               <&pgc_dispmix>, <&pgc_mipi>,
+                                               <&pgc_mipi>;
+                               power-domain-names = "bus", "isi",
+                                                    "lcdif", "mipi-dsi",
+                                                    "mipi-csi";
+                               clocks = <&clk IMX8MN_CLK_DISP_AXI>,
+                                        <&clk IMX8MN_CLK_DISP_APB>,
+                                        <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
+                                        <&clk IMX8MN_CLK_DISP_APB_ROOT>,
+                                        <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
+                                        <&clk IMX8MN_CLK_DISP_APB_ROOT>,
+                                        <&clk IMX8MN_CLK_DISP_PIXEL_ROOT>,
+                                        <&clk IMX8MN_CLK_DSI_CORE>,
+                                        <&clk IMX8MN_CLK_DSI_PHY_REF>,
+                                        <&clk IMX8MN_CLK_CSI1_PHY_REF>,
+                                        <&clk IMX8MN_CLK_CAMERA_PIXEL_ROOT>;
+                               clock-names = "disp_axi", "disp_apb",
+                                             "disp_axi_root", "disp_apb_root",
+                                             "lcdif-axi", "lcdif-apb", "lcdif-pix",
+                                             "dsi-pclk", "dsi-ref",
+                                             "csi-aclk", "csi-pclk";
+                               #power-domain-cells = <1>;
+                       };
+
                        usbotg1: usb@32e40000 {
                                compatible = "fsl,imx8mn-usb", "fsl,imx7d-usb";
                                reg = <0x32e40000 0x200>;