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-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/configs/omap2plus_defconfig2
-rw-r--r--arch/arm/kernel/devtree.c7
-rw-r--r--arch/arm/kernel/setup.c13
-rw-r--r--arch/arm/mach-imx/headsmp.S2
-rw-r--r--arch/arm/mach-omap2/Kconfig2
-rw-r--r--arch/arm/mach-omap2/Makefile8
-rw-r--r--arch/arm/mach-prima2/Kconfig2
-rw-r--r--arch/arm/mach-spear/spear13xx.c2
-rw-r--r--arch/arm/mach-tegra/Kconfig1
-rw-r--r--arch/arm/mach-ux500/Kconfig2
11 files changed, 32 insertions, 10 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 46e2b522860..d423d58f938 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -897,7 +897,6 @@ config ARCH_MULTI_V7
bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)"
default y
select ARCH_MULTI_V6_V7
- select ARCH_VEXPRESS
select CPU_V7
config ARCH_MULTI_V6_V7
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index 33903ca0d87..51a20a44177 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -137,6 +137,8 @@ CONFIG_SERIAL_8250_DETECT_IRQ=y
CONFIG_SERIAL_8250_RSA=y
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+CONFIG_SERIAL_OMAP=y
+CONFIG_SERIAL_OMAP_CONSOLE=y
CONFIG_HW_RANDOM=y
CONFIG_I2C_CHARDEV=y
CONFIG_SPI=y
diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c
index 70f1bdeb241..5af04f6daa3 100644
--- a/arch/arm/kernel/devtree.c
+++ b/arch/arm/kernel/devtree.c
@@ -180,6 +180,13 @@ struct machine_desc * __init setup_machine_fdt(unsigned int dt_phys)
unsigned long dt_root;
const char *model;
+#ifdef CONFIG_ARCH_MULTIPLATFORM
+ DT_MACHINE_START(GENERIC_DT, "Generic DT based system")
+ MACHINE_END
+
+ mdesc_best = (struct machine_desc *)&__mach_desc_GENERIC_DT;
+#endif
+
if (!dt_phys)
return NULL;
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 728007c4a2b..1522c7ae31b 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -18,6 +18,7 @@
#include <linux/bootmem.h>
#include <linux/seq_file.h>
#include <linux/screen_info.h>
+#include <linux/of_platform.h>
#include <linux/init.h>
#include <linux/kexec.h>
#include <linux/of_fdt.h>
@@ -659,9 +660,19 @@ struct screen_info screen_info = {
static int __init customize_machine(void)
{
- /* customizes platform devices, or adds new ones */
+ /*
+ * customizes platform devices, or adds new ones
+ * On DT based machines, we fall back to populating the
+ * machine from the device tree, if no callback is provided,
+ * otherwise we would always need an init_machine callback.
+ */
if (machine_desc->init_machine)
machine_desc->init_machine();
+#ifdef CONFIG_OF
+ else
+ of_platform_populate(NULL, of_default_bus_match_table,
+ NULL, NULL);
+#endif
return 0;
}
arch_initcall(customize_machine);
diff --git a/arch/arm/mach-imx/headsmp.S b/arch/arm/mach-imx/headsmp.S
index a58c8b0527c..67b9c48dcaf 100644
--- a/arch/arm/mach-imx/headsmp.S
+++ b/arch/arm/mach-imx/headsmp.S
@@ -24,7 +24,7 @@ ENTRY(v7_secondary_startup)
ENDPROC(v7_secondary_startup)
#endif
-#ifdef CONFIG_PM
+#ifdef CONFIG_ARM_CPU_SUSPEND
/*
* The following code must assume it is running from physical address
* where absolute virtual addresses to the data section have to be
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 857b1f097fd..f49cd51e162 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -37,8 +37,6 @@ config ARCH_OMAP2PLUS_TYPICAL
select NEON if ARCH_OMAP3 || ARCH_OMAP4 || SOC_OMAP5
select PM_RUNTIME
select REGULATOR
- select SERIAL_OMAP
- select SERIAL_OMAP_CONSOLE
select TWL4030_CORE if ARCH_OMAP3 || ARCH_OMAP4
select TWL4030_POWER if ARCH_OMAP3 || ARCH_OMAP4
select VFP
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 62bb352c2d3..55a9d677768 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -32,12 +32,12 @@ obj-$(CONFIG_SOC_HAS_OMAP2_SDRC) += sdrc.o
# SMP support ONLY available for OMAP4
-obj-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o
-obj-$(CONFIG_HOTPLUG_CPU) += omap-hotplug.o
+smp-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o
+smp-$(CONFIG_HOTPLUG_CPU) += omap-hotplug.o
omap-4-5-common = omap4-common.o omap-wakeupgen.o \
sleep44xx.o
-obj-$(CONFIG_ARCH_OMAP4) += $(omap-4-5-common)
-obj-$(CONFIG_SOC_OMAP5) += $(omap-4-5-common)
+obj-$(CONFIG_ARCH_OMAP4) += $(omap-4-5-common) $(smp-y)
+obj-$(CONFIG_SOC_OMAP5) += $(omap-4-5-common) $(smp-y)
plus_sec := $(call as-instr,.arch_extension sec,+sec)
AFLAGS_omap-headsmp.o :=-Wa,-march=armv7-a$(plus_sec)
diff --git a/arch/arm/mach-prima2/Kconfig b/arch/arm/mach-prima2/Kconfig
index 80ca974b2f8..6988b117fc1 100644
--- a/arch/arm/mach-prima2/Kconfig
+++ b/arch/arm/mach-prima2/Kconfig
@@ -38,7 +38,7 @@ config ARCH_MARCO
select CPU_V7
select HAVE_ARM_SCU if SMP
select HAVE_SMP
- select SMP_ON_UP
+ select SMP_ON_UP if SMP
help
Support for CSR SiRFSoC ARM Cortex A9 Platform
diff --git a/arch/arm/mach-spear/spear13xx.c b/arch/arm/mach-spear/spear13xx.c
index 3621599c38a..7aa6e8cf830 100644
--- a/arch/arm/mach-spear/spear13xx.c
+++ b/arch/arm/mach-spear/spear13xx.c
@@ -35,6 +35,8 @@ void __init spear13xx_l2x0_init(void)
* write alloc and 'Full line of zero' options
*
*/
+ if (!IS_ENABLED(CONFIG_CACHE_L2X0))
+ return;
writel_relaxed(0x06, VA_L2CC_BASE + L2X0_PREFETCH_CTRL);
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index 20c3b372cdf..84d72fc36df 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -63,6 +63,7 @@ config ARCH_TEGRA_114_SOC
select ARM_ARCH_TIMER
select ARM_GIC
select ARM_L1_CACHE_SHIFT_6
+ select CPU_FREQ_TABLE if CPU_FREQ
select CPU_V7
select PINCTRL
select PINCTRL_TEGRA114
diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig
index f66d7deae46..6a4387e39df 100644
--- a/arch/arm/mach-ux500/Kconfig
+++ b/arch/arm/mach-ux500/Kconfig
@@ -19,6 +19,8 @@ if ARCH_U8500
config UX500_SOC_COMMON
bool
default y
+ select ABX500_CORE
+ select AB8500_CORE
select ARM_ERRATA_754322
select ARM_ERRATA_764369 if SMP
select ARM_GIC