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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
commit03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch)
treefa581f6dc1c0596391690d1f67eceef3af8246dc /arch/arm/mach-tegra
parentd4e493caf788ef44982e131ff9c786546904d934 (diff)
Linux-libre 4.5-gnu
Diffstat (limited to 'arch/arm/mach-tegra')
-rw-r--r--arch/arm/mach-tegra/Kconfig55
-rw-r--r--arch/arm/mach-tegra/common.h2
-rw-r--r--arch/arm/mach-tegra/platsmp.c2
-rw-r--r--arch/arm/mach-tegra/sleep-tegra20.S3
-rw-r--r--arch/arm/mach-tegra/sleep-tegra30.S3
5 files changed, 10 insertions, 55 deletions
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index 0fa4c5f8b..0fa8b84ed 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -1,5 +1,6 @@
menuconfig ARCH_TEGRA
- bool "NVIDIA Tegra" if ARCH_MULTI_V7
+ bool "NVIDIA Tegra"
+ depends on ARCH_MULTI_V7
select ARCH_REQUIRE_GPIOLIB
select ARCH_SUPPORTS_TRUSTED_FOUNDATIONS
select ARM_AMBA
@@ -12,57 +13,5 @@ menuconfig ARCH_TEGRA
select ARCH_HAS_RESET_CONTROLLER
select RESET_CONTROLLER
select SOC_BUS
- select USB_ULPI if USB_PHY
- select USB_ULPI_VIEWPORT if USB_PHY
help
This enables support for NVIDIA Tegra based systems.
-
-if ARCH_TEGRA
-
-config ARCH_TEGRA_2x_SOC
- bool "Enable support for Tegra20 family"
- select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
- select ARM_ERRATA_720789
- select ARM_ERRATA_754327 if SMP
- select ARM_ERRATA_764369 if SMP
- select PINCTRL_TEGRA20
- select PL310_ERRATA_727915 if CACHE_L2X0
- select PL310_ERRATA_769419 if CACHE_L2X0
- select TEGRA_TIMER
- help
- Support for NVIDIA Tegra AP20 and T20 processors, based on the
- ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
-
-config ARCH_TEGRA_3x_SOC
- bool "Enable support for Tegra30 family"
- select ARM_ERRATA_754322
- select ARM_ERRATA_764369 if SMP
- select PINCTRL_TEGRA30
- select PL310_ERRATA_769419 if CACHE_L2X0
- select TEGRA_TIMER
- help
- Support for NVIDIA Tegra T30 processor family, based on the
- ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
-
-config ARCH_TEGRA_114_SOC
- bool "Enable support for Tegra114 family"
- select ARM_ERRATA_798181 if SMP
- select ARM_L1_CACHE_SHIFT_6
- select HAVE_ARM_ARCH_TIMER
- select PINCTRL_TEGRA114
- select TEGRA_TIMER
- help
- Support for NVIDIA Tegra T114 processor family, based on the
- ARM CortexA15MP CPU
-
-config ARCH_TEGRA_124_SOC
- bool "Enable support for Tegra124 family"
- select ARM_L1_CACHE_SHIFT_6
- select HAVE_ARM_ARCH_TIMER
- select PINCTRL_TEGRA124
- select TEGRA_TIMER
- help
- Support for NVIDIA Tegra T124 processor family, based on the
- ARM CortexA15MP CPU
-
-endif
diff --git a/arch/arm/mach-tegra/common.h b/arch/arm/mach-tegra/common.h
index 5900cc44f..1f6fb808e 100644
--- a/arch/arm/mach-tegra/common.h
+++ b/arch/arm/mach-tegra/common.h
@@ -1,4 +1,4 @@
-extern struct smp_operations tegra_smp_ops;
+extern const struct smp_operations tegra_smp_ops;
extern int tegra_cpu_kill(unsigned int cpu);
extern void tegra_cpu_die(unsigned int cpu);
diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c
index b45086666..f3f61dbbd 100644
--- a/arch/arm/mach-tegra/platsmp.c
+++ b/arch/arm/mach-tegra/platsmp.c
@@ -192,7 +192,7 @@ static void __init tegra_smp_prepare_cpus(unsigned int max_cpus)
scu_enable(IO_ADDRESS(scu_a9_get_base()));
}
-struct smp_operations tegra_smp_ops __initdata = {
+const struct smp_operations tegra_smp_ops __initconst = {
.smp_prepare_cpus = tegra_smp_prepare_cpus,
.smp_secondary_init = tegra_secondary_init,
.smp_boot_secondary = tegra_boot_secondary,
diff --git a/arch/arm/mach-tegra/sleep-tegra20.S b/arch/arm/mach-tegra/sleep-tegra20.S
index e6b684e14..f5d196674 100644
--- a/arch/arm/mach-tegra/sleep-tegra20.S
+++ b/arch/arm/mach-tegra/sleep-tegra20.S
@@ -231,8 +231,11 @@ ENDPROC(tegra20_cpu_is_resettable_soon)
* tegra20_tear_down_core in IRAM
*/
ENTRY(tegra20_sleep_core_finish)
+ mov r4, r0
/* Flush, disable the L1 data cache and exit SMP */
+ mov r0, #TEGRA_FLUSH_CACHE_ALL
bl tegra_disable_clean_inv_dcache
+ mov r0, r4
mov32 r3, tegra_shut_off_mmu
add r3, r3, r0
diff --git a/arch/arm/mach-tegra/sleep-tegra30.S b/arch/arm/mach-tegra/sleep-tegra30.S
index 9a2f0b051..16e5ff033 100644
--- a/arch/arm/mach-tegra/sleep-tegra30.S
+++ b/arch/arm/mach-tegra/sleep-tegra30.S
@@ -242,8 +242,11 @@ ENDPROC(tegra30_cpu_shutdown)
* tegra30_tear_down_core in IRAM
*/
ENTRY(tegra30_sleep_core_finish)
+ mov r4, r0
/* Flush, disable the L1 data cache and exit SMP */
+ mov r0, #TEGRA_FLUSH_CACHE_ALL
bl tegra_disable_clean_inv_dcache
+ mov r0, r4
/*
* Preload all the address literals that are needed for the