blackfin: smp: cleanup smp code
move idle task point to percpu blackfin_cpudata and add smp_timer_broadcast
interface.
enable SUPPLE_1_WAKEUP and add BFIN_IPI_TIMER ipi support.
Signed-off-by: Steven Miao <realmz6@gmail.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
diff --git a/arch/blackfin/mach-bf561/include/mach/pll.h b/arch/blackfin/mach-bf561/include/mach/pll.h
index 7977db2..00bdace 100644
--- a/arch/blackfin/mach-bf561/include/mach/pll.h
+++ b/arch/blackfin/mach-bf561/include/mach/pll.h
@@ -16,6 +16,7 @@
#include <mach/irq.h>
#define SUPPLE_0_WAKEUP ((IRQ_SUPPLE_0 - (IRQ_CORETMR + 1)) % 32)
+#define SUPPLE_1_WAKEUP ((IRQ_SUPPLE_1 - (IRQ_CORETMR + 1)) % 32)
static inline void
bfin_iwr_restore(unsigned long iwr0, unsigned long iwr1, unsigned long iwr2)
@@ -42,7 +43,8 @@
static inline void
bfin_iwr_set_sup0(unsigned long *iwr0, unsigned long *iwr1, unsigned long *iwr2)
{
- bfin_iwr_save(0, IWR_ENABLE(SUPPLE_0_WAKEUP), 0, iwr0, iwr1, iwr2);
+ bfin_iwr_save(0, IWR_ENABLE(SUPPLE_0_WAKEUP) |
+ IWR_ENABLE(SUPPLE_1_WAKEUP), 0, iwr0, iwr1, iwr2);
}
#endif
diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c
index b2a6b77..ab1c617 100644
--- a/arch/blackfin/mach-bf561/smp.c
+++ b/arch/blackfin/mach-bf561/smp.c
@@ -84,7 +84,7 @@
if ((bfin_read_SYSCR() & COREB_SRAM_INIT) == 0) {
/* CoreB already running, sending ipi to wakeup it */
- platform_send_ipi_cpu(cpu, IRQ_SUPPLE_0);
+ smp_send_reschedule(cpu);
} else {
/* Kick CoreB, which should start execution from CORE_SRAM_BASE. */
bfin_write_SYSCR(bfin_read_SYSCR() & ~COREB_SRAM_INIT);