diff options
Diffstat (limited to 'arch/blackfin/mach-bf561/hotplug.c')
| -rw-r--r-- | arch/blackfin/mach-bf561/hotplug.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/arch/blackfin/mach-bf561/hotplug.c b/arch/blackfin/mach-bf561/hotplug.c index 4cd3b28cd04..42fc085629c 100644 --- a/arch/blackfin/mach-bf561/hotplug.c +++ b/arch/blackfin/mach-bf561/hotplug.c @@ -5,30 +5,27 @@ * Licensed under the GPL-2 or later. */ +#include <linux/smp.h> #include <asm/blackfin.h> -#include <asm/irq.h> -#include <asm/smp.h> - -#define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1)) +#include <mach/pll.h> int hotplug_coreb; void platform_cpu_die(void) { - unsigned long iwr[2] = {0, 0}; - unsigned long bank = SIC_SYSIRQ(IRQ_SUPPLE_0) / 32; - unsigned long bit = 1 << (SIC_SYSIRQ(IRQ_SUPPLE_0) % 32); - + unsigned long iwr; hotplug_coreb = 1; - iwr[bank] = bit; - /* disable core timer */ bfin_write_TCNTL(0); - /* clear ipi interrupt IRQ_SUPPLE_0 */ + /* clear ipi interrupt IRQ_SUPPLE_0 of CoreB */ bfin_write_SICB_SYSCR(bfin_read_SICB_SYSCR() | (1 << (10 + 1))); SSYNC(); - coreb_sleep(iwr[0], iwr[1], 0); + /* set CoreB wakeup by ipi0, iwr will be discarded */ + bfin_iwr_set_sup0(&iwr, &iwr, &iwr); + SSYNC(); + + coreb_die(); } |