From: Vignesh R <vigne...@ti.com>

Enable USB clocks in late init stage to support ports under DM_USB.

Signed-off-by: Vignesh R <vigne...@ti.com>

Signed-off-by: Jean-Jacques Hiblot <jjhib...@ti.com>
---

Changes in v4: None
Changes in v3: None
Changes in v2:
- am57xx boards: when DM_USB is used, turn on the required USB clocks

 board/ti/am57xx/board.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/board/ti/am57xx/board.c b/board/ti/am57xx/board.c
index 5bd8778..cd53776 100644
--- a/board/ti/am57xx/board.c
+++ b/board/ti/am57xx/board.c
@@ -676,6 +676,19 @@ out:
        return;
 }
 
+#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)
 {
        setup_board_eeprom_env();
@@ -715,6 +728,12 @@ int board_late_init(void)
        board_ti_set_ethaddr(2);
 #endif
 
+#if CONFIG_IS_ENABLED(DM_USB) && CONFIG_IS_ENABLED(OF_CONTROL)
+       if (device_okay("/ocp/omap_dwc3_1@48880000"))
+               enable_usb_clocks(0);
+       if (device_okay("/ocp/omap_dwc3_2@488c0000"))
+               enable_usb_clocks(1);
+#endif
        return 0;
 }
 
-- 
2.7.4

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