Hi Tim,
On Fri, May 19, 2023 at 8:00 PM Tim Harvey tharvey@gateworks.com wrote:
Fabio,
There's more to be done here also. With this patch, and with the spba-bus added to u-boot.dtsi, if you try to enable usb (usb start) you get: starting USB... Bus usb@38200000: Enable clock-controller@30380000 failed probe failed, error -2 No working controllers found
Does this help?
--- a/drivers/clk/imx/clk-imx8mp.c +++ b/drivers/clk/imx/clk-imx8mp.c @@ -337,8 +337,8 @@ static int imx8mp_clk_probe(struct udevice *dev) clk_dm(IMX8MP_CLK_UART2_ROOT, imx_clk_gate4("uart2_root_clk", "uart2", base + 0x44a0, 0)); clk_dm(IMX8MP_CLK_UART3_ROOT, imx_clk_gate4("uart3_root_clk", "uart3", base + 0x44b0, 0)); clk_dm(IMX8MP_CLK_UART4_ROOT, imx_clk_gate4("uart4_root_clk", "uart4", base + 0x44c0, 0)); - clk_dm(IMX8MP_CLK_USB_ROOT, imx_clk_gate4("usb_root_clk", "usb_core_ref", base + 0x44d0, 0)); - clk_dm(IMX8MP_CLK_USB_PHY_ROOT, imx_clk_gate4("usb_phy_root_clk", "usb_phy_ref", base + 0x44f0, 0)); + clk_dm(IMX8MP_CLK_USB_ROOT, imx_clk_gate4("usb_root_clk", "hsio_axi", base + 0x44d0, 0)); + clk_dm(IMX8MP_CLK_USB_SUSP, imx_clk_gate4("usb_suspend_clk", "osc_32k", base + 0x44d0, 0)); clk_dm(IMX8MP_CLK_USDHC1_ROOT, imx_clk_gate4("usdhc1_root_clk", "usdhc1", base + 0x4510, 0)); clk_dm(IMX8MP_CLK_USDHC2_ROOT, imx_clk_gate4("usdhc2_root_clk", "usdhc2", base + 0x4520, 0)); clk_dm(IMX8MP_CLK_WDOG1_ROOT, imx_clk_gate4("wdog1_root_clk", "wdog", base + 0x4530, 0));