openrisc: switch boards to "default y"

Some targets use "default y" for boards to filter out those that require
TCG.  For consistency we are switching all other targets to do the same.
Continue with OpenRISC.

No changes to generated config-devices.mak file.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/.gitlab-ci.d/buildtest.yml b/.gitlab-ci.d/buildtest.yml
index 8111324..49cd50c 100644
--- a/.gitlab-ci.d/buildtest.yml
+++ b/.gitlab-ci.d/buildtest.yml
@@ -649,7 +649,7 @@
 
 # Check our reduced build configurations
 # requires libfdt: aarch64, arm, i386, loongarch64, microblaze, microblazeel,
-#   mips64el, x86_64
+#   mips64el, or1k, x86_64
 # does not build without boards: i386, loongarch64, x86_64
 build-without-defaults:
   extends: .native_build_job_template
diff --git a/configs/devices/or1k-softmmu/default.mak b/configs/devices/or1k-softmmu/default.mak
index 3aecdf9..efe3bc2 100644
--- a/configs/devices/or1k-softmmu/default.mak
+++ b/configs/devices/or1k-softmmu/default.mak
@@ -5,6 +5,5 @@
 # CONFIG_TEST_DEVICES=n
 
 # Boards:
-#
-CONFIG_OR1K_SIM=y
-CONFIG_OR1K_VIRT=y
+# CONFIG_OR1K_SIM=n
+# CONFIG_OR1K_VIRT=n
diff --git a/hw/openrisc/Kconfig b/hw/openrisc/Kconfig
index 97af258..9c9015e 100644
--- a/hw/openrisc/Kconfig
+++ b/hw/openrisc/Kconfig
@@ -1,5 +1,7 @@
 config OR1K_SIM
     bool
+    default y
+    depends on OPENRISC
     select SERIAL
     select OPENCORES_ETH
     select OMPIC
@@ -7,6 +9,8 @@
 
 config OR1K_VIRT
     bool
+    default y
+    depends on OPENRISC
     imply PCI_DEVICES
     imply VIRTIO_VGA
     imply TEST_DEVICES