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authorAlexandre Courbot <acourbot@nvidia.com>2013-11-24 15:30:49 +0900
committerStephen Warren <swarren@nvidia.com>2013-12-13 12:50:31 -0700
commit1a5de3aeb015e495b7ffe03186cc598f17d8ad88 (patch)
tree0f5be4164e6c9d9cbcb08b4ae9d208b42afe6a36
parentfb2947c74b422f8aaef844128d20bc7c641356ea (diff)
downloadtalos-obmc-linux-1a5de3aeb015e495b7ffe03186cc598f17d8ad88.tar.gz
talos-obmc-linux-1a5de3aeb015e495b7ffe03186cc598f17d8ad88.zip
ARM: tegra: add support for Trusted Foundations
Register the firmware operations for Trusted Foundations if the device tree indicates it is active on the device. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Reviewed-by: Tomasz Figa <t.figa@samsung.com> Reviewed-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
-rw-r--r--Documentation/devicetree/bindings/arm/tegra.txt5
-rw-r--r--arch/arm/mach-tegra/Kconfig1
-rw-r--r--arch/arm/mach-tegra/tegra.c2
3 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/tegra.txt b/Documentation/devicetree/bindings/arm/tegra.txt
index ed9c85334436..558ed4b4ef39 100644
--- a/Documentation/devicetree/bindings/arm/tegra.txt
+++ b/Documentation/devicetree/bindings/arm/tegra.txt
@@ -32,3 +32,8 @@ board-specific compatible values:
nvidia,whistler
toradex,colibri_t20-512
toradex,iris
+
+Trusted Foundations
+-------------------------------------------
+Tegra supports the Trusted Foundation secure monitor. See the
+"tlm,trusted-foundations" binding's documentation for more details.
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index 09e740f58b27..00b85fd9285d 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -2,6 +2,7 @@ config ARCH_TEGRA
bool "NVIDIA Tegra" if ARCH_MULTI_V7
select ARCH_HAS_CPUFREQ
select ARCH_REQUIRE_GPIOLIB
+ select ARCH_SUPPORTS_TRUSTED_FOUNDATIONS
select ARM_GIC
select CLKSRC_MMIO
select CLKSRC_OF
diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c
index 73368176c6e8..09a1f8d98ca2 100644
--- a/arch/arm/mach-tegra/tegra.c
+++ b/arch/arm/mach-tegra/tegra.c
@@ -40,6 +40,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/setup.h>
+#include <asm/trusted_foundations.h>
#include "apbio.h"
#include "board.h"
@@ -90,6 +91,7 @@ static void __init tegra_init_cache(void)
static void __init tegra_init_early(void)
{
+ of_register_trusted_foundations();
tegra_apb_io_init();
tegra_init_fuse();
tegra_cpu_reset_handler_init();
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