From: Alexandre Courbot <acourbot@nvidia.com>
To: Stephen Warren <swarren@wwwdotorg.org>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Tomasz Figa <tomasz.figa@gmail.com>,
Dave Martin <Dave.Martin@arm.com>
Cc: gnurou@gmail.com, linux-arm-kernel@lists.infradead.org,
linux-tegra@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Alexandre Courbot <acourbot@nvidia.com>
Subject: [PATCH v4 2/5] ARM: tegra: add support for Trusted Foundations
Date: Thu, 29 Aug 2013 18:57:45 +0900 [thread overview]
Message-ID: <1377770268-14014-3-git-send-email-acourbot@nvidia.com> (raw)
In-Reply-To: <1377770268-14014-1-git-send-email-acourbot@nvidia.com>
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>
---
Documentation/devicetree/bindings/arm/tegra.txt | 5 +++++
arch/arm/mach-tegra/Kconfig | 1 +
arch/arm/mach-tegra/common.c | 2 ++
3 files changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/tegra.txt b/Documentation/devicetree/bindings/arm/tegra.txt
index ed9c853..5423f51 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
+"tl,trusted-foundations" binding for more details.
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index ef3a8da..b6b7c44 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 CLKDEV_LOOKUP
select CLKSRC_MMIO
select CLKSRC_OF
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 94a119a..b405e45 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -27,6 +27,7 @@
#include <linux/clk-provider.h>
#include <asm/hardware/cache-l2x0.h>
+#include <asm/trusted_foundations.h>
#include "board.h"
#include "common.h"
@@ -99,6 +100,7 @@ static void __init tegra_init_cache(void)
void __init tegra_init_early(void)
{
+ of_register_trusted_foundations();
tegra_cpu_reset_handler_init();
tegra_apb_io_init();
tegra_init_fuse();
--
1.8.4
next prev parent reply other threads:[~2013-08-29 9:57 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-29 9:57 [PATCH v4 0/5] ARM: tegra: support for Trusted Foundations Alexandre Courbot
2013-08-29 9:57 ` [PATCH v4 1/5] ARM: add basic Trusted Foundations support Alexandre Courbot
[not found] ` <1377770268-14014-2-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2013-08-30 8:20 ` Tomasz Figa
2013-09-02 7:28 ` Alexandre Courbot
[not found] ` <CAAVeFuJ=z-29gp9=caQaxRGCiOQSnPLfafia3eCgWAUuny3GBg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-09-03 18:36 ` Stephen Warren
2013-09-03 18:40 ` Stephen Warren
2013-08-29 9:57 ` Alexandre Courbot [this message]
2013-08-29 9:57 ` [PATCH v4 3/5] ARM: tegra: split setting of CPU reset handler Alexandre Courbot
2013-08-29 9:57 ` [PATCH v4 4/5] ARM: tegra: set CPU reset handler with firmware op Alexandre Courbot
2013-08-29 9:57 ` [PATCH v4 5/5] ARM: tegra: support Trusted Foundations by default Alexandre Courbot
2013-08-30 8:23 ` [PATCH v4 0/5] ARM: tegra: support for Trusted Foundations Tomasz Figa
2013-09-03 18:42 ` Stephen Warren
[not found] ` <52262D8F.9060706-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-09-04 2:31 ` Alex Courbot
2013-09-04 18:25 ` Stephen Warren
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