arm: qemu: Enable usb keyboard as an input device

Commit 02be57caf7 ("riscv: qemu: Enable usb keyboard as an input
device") adds PCI xHCI support to QEMU RISC-V virtual machines and
enables using a USB keyboard as one of the input devices. Similarly,
enable those for ARM virtual machines as well.

Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng@tinylab.org>

board/emulation/qemu-arm/qemu-arm.c

@@ -11,6 +11,7 @@
 #include <fdtdec.h>
 #include <init.h>
 #include <log.h>
+#include <usb.h>
 #include <virtio_types.h>
 #include <virtio.h>
 
@@ -114,6 +115,10 @@ int board_late_init(void)
 	 */
 	virtio_init();
 
+	/* start usb so that usb keyboard can be used as input device */
+	if (CONFIG_IS_ENABLED(USB_KEYBOARD))
+		usb_init();
+
 	return 0;
 }
 

board/emulation/qemu-arm/qemu-arm.env

@@ -2,7 +2,7 @@
 
 /* environment for qemu-arm and qemu-arm64 */
 
-stdin=serial
+stdin=serial,usbkbd
 stdout=serial,vidconsole
 stderr=serial,vidconsole
 fdt_high=0xffffffff