summaryrefslogtreecommitdiffstats
path: root/arch/blackfin
diff options
context:
space:
mode:
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/Kconfig8
-rw-r--r--arch/blackfin/include/asm/dma-mapping.h10
-rw-r--r--arch/blackfin/kernel/process.c7
3 files changed, 12 insertions, 13 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index b6f3ad5..e98f324 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -24,7 +24,6 @@ config BLACKFIN
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_TRACE_MCOUNT_TEST
select HAVE_IDE
- select HAVE_IRQ_WORK
select HAVE_KERNEL_GZIP if RAMKERNEL
select HAVE_KERNEL_BZIP2 if RAMKERNEL
select HAVE_KERNEL_LZMA if RAMKERNEL
@@ -38,7 +37,6 @@ config BLACKFIN
select HAVE_GENERIC_HARDIRQS
select GENERIC_ATOMIC64
select GENERIC_IRQ_PROBE
- select IRQ_PER_CPU if SMP
select USE_GENERIC_SMP_HELPERS if SMP
select HAVE_NMI_WATCHDOG if NMI_WATCHDOG
select GENERIC_SMP_IDLE_THREAD
@@ -562,8 +560,7 @@ choice
accurate - This option is therefore marked experimental.
config BFIN_KERNEL_CLOCK_MEMINIT_CALC
- bool "Calculate Timings (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ bool "Calculate Timings"
config BFIN_KERNEL_CLOCK_MEMINIT_SPEC
bool "Provide accurate Timings based on target SCLK"
@@ -1120,7 +1117,7 @@ endchoice
comment "Memory Protection Unit"
config MPU
- bool "Enable the memory protection unit (EXPERIMENTAL)"
+ bool "Enable the memory protection unit"
default n
help
Use the processor's MPU to protect applications from accessing
@@ -1442,7 +1439,6 @@ config BFIN_CPU_FREQ
config CPU_VOLTAGE
bool "CPU Voltage scaling"
- depends on EXPERIMENTAL
depends on CPU_FREQ
default n
help
diff --git a/arch/blackfin/include/asm/dma-mapping.h b/arch/blackfin/include/asm/dma-mapping.h
index bbf4610..054d9ec 100644
--- a/arch/blackfin/include/asm/dma-mapping.h
+++ b/arch/blackfin/include/asm/dma-mapping.h
@@ -154,4 +154,14 @@ dma_cache_sync(struct device *dev, void *vaddr, size_t size,
_dma_sync((dma_addr_t)vaddr, size, dir);
}
+/* drivers/base/dma-mapping.c */
+extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, dma_addr_t dma_addr, size_t size);
+extern int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt,
+ void *cpu_addr, dma_addr_t dma_addr,
+ size_t size);
+
+#define dma_mmap_coherent(d, v, c, h, s) dma_common_mmap(d, v, c, h, s)
+#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v, h, s)
+
#endif /* _BLACKFIN_DMA_MAPPING_H */
diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c
index 3e16ad9..8061426 100644
--- a/arch/blackfin/kernel/process.c
+++ b/arch/blackfin/kernel/process.c
@@ -39,12 +39,6 @@ int nr_l1stack_tasks;
void *l1_stack_base;
unsigned long l1_stack_len;
-/*
- * Powermanagement idle function, if any..
- */
-void (*pm_idle)(void) = NULL;
-EXPORT_SYMBOL(pm_idle);
-
void (*pm_power_off)(void) = NULL;
EXPORT_SYMBOL(pm_power_off);
@@ -81,7 +75,6 @@ void cpu_idle(void)
{
/* endless idle loop with no priority at all */
while (1) {
- void (*idle)(void) = pm_idle;
#ifdef CONFIG_HOTPLUG_CPU
if (cpu_is_offline(smp_processor_id()))
OpenPOWER on IntegriCloud