For platforms that don't use device tree in SPL the only way to mark this driver as 'required by relocation' is with the DM_FLAG_PRE_RELOC flag. Add this to ensure that the driver is bound.
Signed-off-by: Simon Glass sjg@chromium.org Reported-by: Stephen Warren swarren@nvidia.com Tested-by: Stephen Warren swarren@nvidia.com Acked-by: Thomas Chou thomas@wytron.com.tw Fixes: 1874626b (ns16550: unify serial_tegra) ---
Changes in v2: None
drivers/serial/ns16550.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index 166deab..256c7ea 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -451,5 +451,6 @@ U_BOOT_DRIVER(ns16550_serial) = { .priv_auto_alloc_size = sizeof(struct NS16550), .probe = ns16550_serial_probe, .ops = &ns16550_serial_ops, + .flags = DM_FLAG_PRE_RELOC, }; #endif /* CONFIG_DM_SERIAL */