<div dir="ltr">Hi,<div>     I have a custom bmc board which is based on microsoft-olympus with ast-2400, and I'm trying to enable the obmc-ikvm. I've enabled kernel configs related to v4l and have also added video in dts and dtsi files. But an error occurs as the driver is loaded which is </div><div><br></div><div>[    0.132353] videodev: Linux video capture interface: v2.00<br>[    3.039313] aspeed-video 1e700000.video: Unable to get ECLK<br>[    3.045344] aspeed-video: probe of 1e700000.video failed with error -2<br><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><br></div><div>my dts file updates is given below:-</div><div>gfx_memory: framebuffer {<br>                        size = <0x01000000>;<br>                        alignment = <0x01000000>;<br>                        compatible = "shared-dma-pool";<br>                        reusable;<br>                };<br><br>                video_engine_memory: jpegbuffer {<br>                        size = <0x02000000>;    /* 32MM */<br>                        alignment = <0x01000000>;<br>                        compatible = "shared-dma-pool";<br>                        reusable;<br>                };<br></div><div><br></div><div>my dtsi updates is given below:-</div><div>video: video@1e700000 {<br>                                compatible = "aspeed,ast2400-video-engine";<br>                                reg = <0x1e700000 0x20000>;<br>                                clocks = <&syscon ASPEED_CLK_GATE_VCLK>,<br>                                         <&syscon ASPEED_CLK_GATE_ECLK>;<br>                                clock-names = "vclk-gate", "eclk-gate";<br>                                resets = <&syscon ASPEED_RESET_VIDEO>;<br>                                interrupts = <7>;<br>                                status = "disabled";<br>                        };<br></div><div><br></div><div>gfx: display@1e6e6000 {<br>                                compatible = "aspeed,ast2400-gfx", "syscon";<br>                                reg = <0x1e6e6000 0x1000>;<br>                                reg-io-width = <4>;<br>                                clocks = <&syscon ASPEED_CLK_GATE_D1CLK>;<br>                                resets = <&syscon ASPEED_RESET_CRT1>;<br>                                status = "disabled";<br>                                interrupts = <0x19>;<br>                        };<br></div><div><br></div><div>what may be the error or what do i miss here...???</div><div dir="ltr"><br></div><div dir="ltr">Felix K J<div>AcceleronLabs Pvt Ltd</div><div>Bangalore</div></div></div></div></div></div>