serial: serial_xen: print U-Boot banner and others

At present, DM_FLAG_PRE_RELOC is set only if !OF_CONTROL.
It doesn't make sense for this para-virtualized driver.

With this patch applied, you will be able to see early boot messages:

U-Boot 2020.10-00001-ge442e71a6c52-dirty (Oct 15 2020 - 11:02:25 +0900)
xenguest

Xen virtual CPU
Model: XENVM-4.15
DRAM:  128 MiB
PVBLOCK:
(XEN) gnttab_mark_dirty not implemented yet
pvblock: 0
In:    hypervisor
Out:   hypervisor
Err:   hypervisor
xenguest#

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/serial/serial_xen.c b/drivers/serial/serial_xen.c
index ba6504b..ed19182 100644 (file)
--- a/drivers/serial/serial_xen.c
+++ b/drivers/serial/serial_xen.c
@@ -175,8 +175,6 @@ U_BOOT_DRIVER(serial_xen) = {
        .priv_auto_alloc_size   = sizeof(struct xen_uart_priv),
        .probe                  = xen_serial_probe,
        .ops                    = &xen_serial_ops,
-#if !CONFIG_IS_ENABLED(OF_CONTROL)
        .flags                  = DM_FLAG_PRE_RELOC,
-#endif
 };