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board; ti: am57xx: turn on USB clocks

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

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

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Vignesh R 2018-11-29 10:57:42 +01:00 • committed by Marek Vasut
parent 24e261b39c
commit c3cd5fc870
1 changed files with 19 additions and 0 deletions

19
board/ti/am57xx/board.c
View file

@ -675,6 +675,19 @@ 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();
@ -714,6 +727,12 @@ 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;
}