hw/arm: Express dependencies of the MSF2 / EMCRAFT_SF2 machine with Kconfig

Add Kconfig dependencies for the emcraft-sf2 machine - we also
distinguish between the machine (CONFIG_EMCRAFT_SF2) and the SoC
(CONFIG_MSF2) now.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

default-configs/arm-softmmu.mak

@@ -34,9 +34,9 @@ CONFIG_MPS2=y
 CONFIG_RASPI=y
 CONFIG_DIGIC=y
 CONFIG_SABRELITE=y
+CONFIG_EMCRAFT_SF2=y
 
 CONFIG_VGA=y
-CONFIG_SSI_M25P80=y
 CONFIG_IMX_FEC=y
 
 CONFIG_NRF51_SOC=y
@@ -49,5 +49,4 @@ CONFIG_PCIE_PORT=y
 CONFIG_XIO3130=y
 CONFIG_IOH3420=y
 CONFIG_I82801B11=y
-CONFIG_MSF2=y
 CONFIG_PCI_EXPRESS_DESIGNWARE=y

hw/arm/Kconfig

@@ -334,9 +334,17 @@ config FSL_IMX6UL
 config NRF51_SOC
     bool
 
+config EMCRAFT_SF2
+    bool
+    select MSF2
+    select SSI_M25P80
+
 config MSF2
     bool
+    select ARM_V7M
     select PTIMER
+    select SERIAL
+    select SSI
 
 config ZAURUS
     bool

hw/arm/Makefile.objs

@@ -4,6 +4,7 @@ obj-$(CONFIG_ARM_VIRT) += virt.o
 obj-$(CONFIG_ACPI) += virt-acpi-build.o
 obj-$(CONFIG_DIGIC) += digic_boards.o
 obj-$(CONFIG_EXYNOS4) += exynos4_boards.o
+obj-$(CONFIG_EMCRAFT_SF2) += msf2-som.o
 obj-$(CONFIG_HIGHBANK) += highbank.o
 obj-$(CONFIG_INTEGRATOR) += integratorcp.o
 obj-$(CONFIG_MAINSTONE) += mainstone.o
@@ -41,7 +42,7 @@ obj-$(CONFIG_FSL_IMX6) += fsl-imx6.o
 obj-$(CONFIG_ASPEED_SOC) += aspeed_soc.o aspeed.o
 obj-$(CONFIG_MPS2) += mps2.o
 obj-$(CONFIG_MPS2) += mps2-tz.o
-obj-$(CONFIG_MSF2) += msf2-soc.o msf2-som.o
+obj-$(CONFIG_MSF2) += msf2-soc.o
 obj-$(CONFIG_MUSCA) += musca.o
 obj-$(CONFIG_ARMSSE) += armsse.o
 obj-$(CONFIG_FSL_IMX7) += fsl-imx7.o mcimx7d-sabre.o