add trusted execution environment (tee) driver

TEE working now for Android, tested ok with COPS!

* Updated according to review comments
- Added ST-Ericsson copyright headers to all tee files.
- Fixed problem with not using readl/writel when using ioremap.
- Fixed problem with forgetting to do iounmap on special case.
- Fixed incorrect usage when doing copy_to_user when writing to the device.
- Added architecture dependent file for the tee service that calls the secure world.
- Added support for more several inputs (sharedmemory buffers) for tee.
- Added dummy macro to map MT_MEMORY device.
- Fixed memory leak in secure world due to not closing a TEE session correctly from the kernel.
- Now we only copies input buffer from user space for tee.
- Documented structures in tee.h.
- Moved SVP implementation into arch/arm/mach-ux500 folder.
- Added new config flags for ux500 and SVP regarding TEE driver.
- Update mach-ux500/Kconfig:
  - Enable TEE_UX500 by default when using target hardware.
  - Enabel TEE_SVP by default when building simulator.
- Fix the cache sync problem: not request ROM code to clean cache
- ioremap for ICN_BASE, remove static mapping in cpu-db8500.c.
- Fix ioremap of ICN_BASE and do iounmap after use.

ST-Ericsson ID: WP269815

Change-Id: Ie861a90ec790e95fb3992e560512661693548a43
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/4168
Reviewed-by: Shujuan CHEN <shujuan.chen@stericsson.com>
Tested-by: Shujuan CHEN <shujuan.chen@stericsson.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/Kconfig b/drivers/Kconfig
index 3bb154d8c8c..1787eed0f36 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -122,8 +122,11 @@ source "drivers/platform/Kconfig"
 
 source "drivers/clk/Kconfig"
 
+source "drivers/tee/Kconfig"
+
 source "drivers/hwspinlock/Kconfig"
 
 source "drivers/clocksource/Kconfig"
 
 endmenu
+