Use the target_aarch64_available() method to restrict
Aarch64 specific models. They will only be added at runtime
if TARGET_AARCH64 is built in.

The Raspberry Pi models can now be built once for all targets.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/arm/bcm2836.c   | 5 +----
 hw/arm/raspi.c     | 6 ++----
 hw/arm/meson.build | 6 ++++--
 3 files changed, 7 insertions(+), 10 deletions(-)

diff --git a/hw/arm/bcm2836.c b/hw/arm/bcm2836.c
index 4f5acee77e..ecf434c8ce 100644
--- a/hw/arm/bcm2836.c
+++ b/hw/arm/bcm2836.c
@@ -194,7 +194,6 @@ static void bcm2836_class_init(ObjectClass *oc, void *data)
     dc->realize = bcm2836_realize;
 };
 
-#ifdef TARGET_AARCH64
 static void bcm2837_class_init(ObjectClass *oc, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(oc);
@@ -207,7 +206,6 @@ static void bcm2837_class_init(ObjectClass *oc, void *data)
     bc->clusterid = 0x0;
     dc->realize = bcm2836_realize;
 };
-#endif
 
 static const TypeInfo bcm283x_types[] = {
     {
@@ -218,12 +216,11 @@ static const TypeInfo bcm283x_types[] = {
         .name           = TYPE_BCM2836,
         .parent         = TYPE_BCM283X,
         .class_init     = bcm2836_class_init,
-#ifdef TARGET_AARCH64
     }, {
         .name           = TYPE_BCM2837,
         .parent         = TYPE_BCM283X,
         .class_init     = bcm2837_class_init,
-#endif
+        .can_register   = target_aarch64_available,
     }, {
         .name           = TYPE_BCM283X,
         .parent         = TYPE_DEVICE,
diff --git a/hw/arm/raspi.c b/hw/arm/raspi.c
index 01c391b90a..979937b9ac 100644
--- a/hw/arm/raspi.c
+++ b/hw/arm/raspi.c
@@ -349,7 +349,6 @@ static void raspi2b_machine_class_init(ObjectClass *oc, void *data)
     raspi_machine_class_common_init(mc, rmc->board_rev);
 };
 
-#ifdef TARGET_AARCH64
 static void raspi3ap_machine_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
@@ -367,7 +366,6 @@ static void raspi3b_machine_class_init(ObjectClass *oc, void *data)
     rmc->board_rev = 0xa02082;
     raspi_machine_class_common_init(mc, rmc->board_rev);
 };
-#endif /* TARGET_AARCH64 */
 
 static const TypeInfo raspi_machine_types[] = {
     {
@@ -382,16 +380,16 @@ static const TypeInfo raspi_machine_types[] = {
         .name           = MACHINE_TYPE_NAME("raspi2b"),
         .parent         = TYPE_RASPI_MACHINE,
         .class_init     = raspi2b_machine_class_init,
-#ifdef TARGET_AARCH64
     }, {
         .name           = MACHINE_TYPE_NAME("raspi3ap"),
         .parent         = TYPE_RASPI_MACHINE,
         .class_init     = raspi3ap_machine_class_init,
+        .can_register   = target_aarch64_available,
     }, {
         .name           = MACHINE_TYPE_NAME("raspi3b"),
         .parent         = TYPE_RASPI_MACHINE,
         .class_init     = raspi3b_machine_class_init,
-#endif
+        .can_register   = target_aarch64_available,
     }, {
         .name           = TYPE_RASPI_MACHINE,
         .parent         = TYPE_MACHINE,
diff --git a/hw/arm/meson.build b/hw/arm/meson.build
index 68245d3ad1..15d60685d0 100644
--- a/hw/arm/meson.build
+++ b/hw/arm/meson.build
@@ -38,7 +38,6 @@ arm_ss.add(when: 'CONFIG_STRONGARM', if_true: files('strongarm.c'))
 arm_ss.add(when: 'CONFIG_ALLWINNER_A10', if_true: files('allwinner-a10.c', 'cubieboard.c'))
 arm_ss.add(when: 'CONFIG_ALLWINNER_H3', if_true: files('allwinner-h3.c', 'orangepi.c'))
 arm_ss.add(when: 'CONFIG_ALLWINNER_R40', if_true: files('allwinner-r40.c', 'bananapi_m2u.c'))
-arm_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2836.c', 'raspi.c'))
 arm_ss.add(when: 'CONFIG_STM32F100_SOC', if_true: files('stm32f100_soc.c'))
 arm_ss.add(when: 'CONFIG_STM32F205_SOC', if_true: files('stm32f205_soc.c'))
 arm_ss.add(when: 'CONFIG_STM32F405_SOC', if_true: files('stm32f405_soc.c'))
@@ -68,7 +67,10 @@ arm_ss.add(when: 'CONFIG_XEN', if_true: files('xen_arm.c'))
 
 system_ss.add(when: 'CONFIG_ARM_SMMUV3', if_true: files('smmu-common.c'))
 system_ss.add(when: 'CONFIG_EXYNOS4', if_true: files('exynos4_boards.c'))
-system_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_peripherals.c'))
+system_ss.add(when: 'CONFIG_RASPI', if_true: files(
+  'bcm2835_peripherals.c',
+  'bcm2836.c',
+  'raspi.c'))
 system_ss.add(when: 'CONFIG_TOSA', if_true: files('tosa.c'))
 
 hw_arch += {'arm': arm_ss}
-- 
2.41.0