crypto: ccp - Update CCP build support

Add HAS_IOMEM as a Kconfig dependency. Always include ccp-platform.c
in the CCP build and conditionally include ccp-pci.c.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/ccp/Makefile

@@ -1,11 +1,6 @@
 obj-$(CONFIG_CRYPTO_DEV_CCP_DD) += ccp.o
-ccp-objs := ccp-dev.o ccp-ops.o
-ifdef CONFIG_X86
-ccp-objs += ccp-pci.o
-endif
-ifdef CONFIG_ARM64
-ccp-objs += ccp-platform.o
-endif
+ccp-objs := ccp-dev.o ccp-ops.o ccp-platform.o
+ccp-$(CONFIG_PCI) += ccp-pci.o
 
 obj-$(CONFIG_CRYPTO_DEV_CCP_CRYPTO) += ccp-crypto.o
 ccp-crypto-objs := ccp-crypto-main.o \