forked from luck/tmp_suning_uos_patched
firmware: Move Trusted Foundations support
Move the Trusted Foundations support out of arch/arm/firmware and into drivers/firmware where most other firmware support implementations are located. Signed-off-by: Thierry Reding <treding@nvidia.com>
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@ -899,8 +899,6 @@ config PLAT_PXA
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config PLAT_VERSATILE
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bool
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source "arch/arm/firmware/Kconfig"
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source "arch/arm/mm/Kconfig"
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config IWMMXT
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@ -290,7 +290,6 @@ core-y += arch/arm/kernel/ arch/arm/mm/ arch/arm/common/
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core-y += arch/arm/probes/
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core-y += arch/arm/net/
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core-y += arch/arm/crypto/
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core-y += arch/arm/firmware/
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core-y += $(machdirs) $(platdirs)
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drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/
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@ -1,29 +0,0 @@
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config ARCH_SUPPORTS_FIRMWARE
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bool
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config ARCH_SUPPORTS_TRUSTED_FOUNDATIONS
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bool
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select ARCH_SUPPORTS_FIRMWARE
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menu "Firmware options"
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depends on ARCH_SUPPORTS_FIRMWARE
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config TRUSTED_FOUNDATIONS
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bool "Trusted Foundations secure monitor support"
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depends on ARCH_SUPPORTS_TRUSTED_FOUNDATIONS
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default y
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help
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Some devices (including most Tegra-based consumer devices on the
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market) are booted with the Trusted Foundations secure monitor
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active, requiring some core operations to be performed by the secure
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monitor instead of the kernel.
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This option allows the kernel to invoke the secure monitor whenever
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required on devices using Trusted Foundations. See
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arch/arm/include/asm/trusted_foundations.h or the
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tlm,trusted-foundations device tree binding documentation for details
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on how to use it.
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Say n if you don't know what this is about.
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endmenu
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@ -1,4 +0,0 @@
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obj-$(CONFIG_TRUSTED_FOUNDATIONS) += trusted_foundations.o
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# tf_generic_smc() fails to build with -fsanitize-coverage=trace-pc
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KCOV_INSTRUMENT := n
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@ -3,7 +3,6 @@ menuconfig ARCH_TEGRA
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bool "NVIDIA Tegra"
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depends on ARCH_MULTI_V7
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select ARCH_HAS_RESET_CONTROLLER
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select ARCH_SUPPORTS_TRUSTED_FOUNDATIONS
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select ARM_AMBA
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select ARM_GIC
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select CLKSRC_MMIO
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@ -21,10 +21,11 @@
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/firmware/trusted_foundations.h>
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#include <asm/cpuidle.h>
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#include <asm/smp_plat.h>
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#include <asm/suspend.h>
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#include <asm/trusted_foundations.h>
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#include <asm/psci.h>
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#include "cpuidle.h"
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@ -27,6 +27,8 @@
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#include <linux/spinlock.h>
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#include <linux/suspend.h>
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#include <linux/firmware/trusted_foundations.h>
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#include <soc/tegra/flowctrl.h>
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#include <soc/tegra/fuse.h>
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#include <soc/tegra/pm.h>
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@ -39,7 +41,6 @@
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#include <asm/smp_plat.h>
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#include <asm/suspend.h>
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#include <asm/tlbflush.h>
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#include <asm/trusted_foundations.h>
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#include "iomap.h"
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#include "pm.h"
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@ -19,12 +19,13 @@
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#include <linux/init.h>
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#include <linux/io.h>
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#include <linux/firmware/trusted_foundations.h>
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#include <soc/tegra/fuse.h>
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#include <asm/cacheflush.h>
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#include <asm/firmware.h>
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#include <asm/hardware/cache-l2x0.h>
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#include <asm/trusted_foundations.h>
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#include "iomap.h"
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#include "irammap.h"
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@ -35,6 +35,8 @@
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#include <linux/sys_soc.h>
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#include <linux/usb/tegra_usb_phy.h>
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#include <linux/firmware/trusted_foundations.h>
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#include <soc/tegra/fuse.h>
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#include <soc/tegra/pmc.h>
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@ -44,7 +46,6 @@
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#include <asm/mach/time.h>
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#include <asm/mach-types.h>
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#include <asm/setup.h>
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#include <asm/trusted_foundations.h>
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#include "board.h"
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#include "common.h"
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@ -267,6 +267,22 @@ config TI_SCI_PROTOCOL
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This protocol library is used by client drivers to use the features
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provided by the system controller.
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config TRUSTED_FOUNDATIONS
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bool "Trusted Foundations secure monitor support"
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depends on ARM
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help
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Some devices (including most early Tegra-based consumer devices on
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the market) are booted with the Trusted Foundations secure monitor
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active, requiring some core operations to be performed by the secure
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monitor instead of the kernel.
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This option allows the kernel to invoke the secure monitor whenever
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required on devices using Trusted Foundations. See the functions and
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comments in linux/firmware/trusted_foundations.h or the device tree
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bindings for "tlm,trusted-foundations" for details on how to use it.
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Choose N if you don't know what this is about.
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config HAVE_ARM_SMCCC
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bool
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@ -23,6 +23,7 @@ obj-$(CONFIG_QCOM_SCM_64) += qcom_scm-64.o
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obj-$(CONFIG_QCOM_SCM_32) += qcom_scm-32.o
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CFLAGS_qcom_scm-32.o :=$(call as-instr,.arch armv7-a\n.arch_extension sec,-DREQUIRES_SEC=1) -march=armv7-a
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obj-$(CONFIG_TI_SCI_PROTOCOL) += ti_sci.o
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obj-$(CONFIG_TRUSTED_FOUNDATIONS) += trusted_foundations.o
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obj-$(CONFIG_ARM_SCMI_PROTOCOL) += arm_scmi/
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obj-y += broadcom/
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@ -17,10 +17,12 @@
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/of.h>
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#include <linux/firmware/trusted_foundations.h>
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#include <asm/firmware.h>
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#include <asm/hardware/cache-l2x0.h>
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#include <asm/outercache.h>
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#include <asm/trusted_foundations.h>
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#define TF_CACHE_MAINT 0xfffff100
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@ -23,8 +23,8 @@
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* PSCI standard.
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*/
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#ifndef __ASM_ARM_TRUSTED_FOUNDATIONS_H
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#define __ASM_ARM_TRUSTED_FOUNDATIONS_H
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#ifndef __FIRMWARE_TRUSTED_FOUNDATIONS_H
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#define __FIRMWARE_TRUSTED_FOUNDATIONS_H
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#include <linux/printk.h>
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#include <linux/bug.h>
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