Enable USB clocks in late init stage to support ports under DM_USB.
Signed-off-by: Jean-Jacques Hiblot <[email protected]>
Reviewed-by: Tom Rini <[email protected]>
---
Changes in v2:
- use CONFIG_IS_ENABLED(DM_USB_GADGET) instead of CONFIG_DM_USB_GADGET
board/ti/am43xx/board.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/board/ti/am43xx/board.c b/board/ti/am43xx/board.c
index 2a59b06..c640708 100644
--- a/board/ti/am43xx/board.c
+++ b/board/ti/am43xx/board.c
@@ -681,6 +681,19 @@ int board_init(void)
}
#ifdef CONFIG_BOARD_LATE_INIT
+#if CONFIG_IS_ENABLED(DM_USB) && CONFIG_IS_ENABLED(OF_CONTROL)
+static int device_okay(const char *path)
+{
+ int node;
+
+ node = fdt_path_offset(gd->fdt_blob, path);
+ if (node < 0)
+ return 0;
+
+ return fdtdec_get_is_enabled(gd->fdt_blob, node);
+}
+#endif
+
int board_late_init(void)
{
#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
@@ -693,10 +706,18 @@ int board_late_init(void)
if (get_device_type() == HS_DEVICE)
env_set("boot_fit", "1");
#endif
+
+#if CONFIG_IS_ENABLED(DM_USB) && CONFIG_IS_ENABLED(OF_CONTROL)
+ if (device_okay("/ocp/omap_dwc3@48380000"))
+ enable_usb_clocks(0);
+ if (device_okay("/ocp/omap_dwc3@483c0000"))
+ enable_usb_clocks(1);
+#endif
return 0;
}
#endif
+#if !CONFIG_IS_ENABLED(DM_USB_GADGET)
#ifdef CONFIG_USB_DWC3
static struct dwc3_device usb_otg_ss1 = {
.maximum_speed = USB_SPEED_HIGH,
@@ -799,6 +820,7 @@ int board_usb_cleanup(int index, enum usb_init_type init)
return 0;
}
#endif /* defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP) */
+#endif /* !CONFIG_IS_ENABLED(DM_USB_GADGET) */
#ifdef CONFIG_DRIVER_TI_CPSW
--
2.7.4
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