Hi Tim,
On Fri, Apr 28, 2023 at 12:48 PM Tim Harvey tharvey@gateworks.com wrote:
Yes I think that is similar enough to test. In my experience simply enabling otg2 via dt on imx8mm-evk shows the issue I see here but Fabio says he sees a hang on 'usb start' even before this dt sync and I don't know why my results on an imx8mm-evk differ.
I started from scratch today and now our results match.
Applied the following change against U-Boot master:
diff --git a/arch/arm/dts/imx8mm-evk.dtsi b/arch/arm/dts/imx8mm-evk.dtsi index 7d6317d95b13..898639e33d5e 100644 --- a/arch/arm/dts/imx8mm-evk.dtsi +++ b/arch/arm/dts/imx8mm-evk.dtsi @@ -417,6 +417,10 @@ }; };
+&usbotg2 { + status = "okay"; +}; + &usdhc2 { assigned-clocks = <&clk IMX8MM_CLK_USDHC2>; assigned-clock-rates = <200000000>; diff --git a/configs/imx8mm_evk_defconfig b/configs/imx8mm_evk_defconfig index ab9ad41b4548..70c7a21f2d9f 100644 --- a/configs/imx8mm_evk_defconfig +++ b/configs/imx8mm_evk_defconfig @@ -119,3 +119,4 @@ CONFIG_CI_UDC=y CONFIG_SDP_LOADADDR=0x40400000 CONFIG_USB_GADGET_DOWNLOAD=y CONFIG_IMX_WATCHDOG=y +CONFIG_CMD_USB=y