[PATCH v4 10/10] arm_ffa: corstone1000: enable EFI MM communication

[Abdellatif El Khlifi]

turn on EFI MM communication

On corstone1000 platform MM communication between u-boot
and the secure world (Optee) is done using the FF-A bus.

Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi at arm.com>
Cc: Tom Rini <trini at konsulko.com>
Cc: Simon Glass <sjg at chromium.org>
Cc: Ilias Apalodimas <ilias.apalodimas at linaro.org>
Cc: Jens Wiklander <jens.wiklander at linaro.org>
---
 configs/corstone1000_defconfig | 4 ++++
 include/configs/corstone1000.h | 9 +++++++++
 2 files changed, 13 insertions(+)

diff --git a/configs/corstone1000_defconfig b/configs/corstone1000_defconfig
index ed2e0fe70a..5028c746c5 100644
--- a/configs/corstone1000_defconfig
+++ b/configs/corstone1000_defconfig
@@ -52,3 +52,7 @@ CONFIG_DM_SERIAL=y
 CONFIG_USB=y
 CONFIG_USB_ISP1760=y
 CONFIG_ERRNO_STR=y
+CONFIG_EFI_MM_COMM_TEE=y
+# CONFIG_OPTEE is not set
+CONFIG_ARM_FFA_TRANSPORT=y
+CONFIG_ARM_FFA_EFI_RUNTIME_MODE=y
diff --git a/include/configs/corstone1000.h b/include/configs/corstone1000.h
index 8e0230c135..997d0bebaf 100644
--- a/include/configs/corstone1000.h
+++ b/include/configs/corstone1000.h
@@ -14,6 +14,15 @@
 
 #include <linux/sizes.h>
 
+#define FFA_SHARED_MM_BUFFER_SIZE	SZ_4K /* 4 KB */
+
+/*
+ * shared buffer physical address used for communication between
+ * u-boot and the MM SP
+ */
+#define FFA_SHARED_MM_BUFFER_ADDR	(0x023F8000)
+#define FFA_SHARED_MM_BUFFER_OFFSET	(0)
+
 #define V2M_BASE		0x80000000
 
 #define CONFIG_PL011_CLOCK	50000000
-- 
2.17.1