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| author | Michael Hennerich <michael.hennerich@analog.com> | 2008-08-05 17:38:41 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-08-05 17:38:41 +0800 |
| commit | 4a88d0ce494034fbb8dd0076d80e71b38abf5748 (patch) | |
| tree | c9c560f0314e3d494ae1b9020921128fa1e3e9f5 /arch/blackfin/mach-common/ints-priority.c | |
| parent | 5400c5aa2de41501be7529831c9df36c729bf371 (diff) | |
| download | linux-3.10-4a88d0ce494034fbb8dd0076d80e71b38abf5748.tar.gz linux-3.10-4a88d0ce494034fbb8dd0076d80e71b38abf5748.tar.bz2 linux-3.10-4a88d0ce494034fbb8dd0076d80e71b38abf5748.zip | |
Blackfin arch: Functional power management support
Merge VR Regulator Hibernate wakeups into set_irq_wake for internal
interrupts.
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/mach-common/ints-priority.c')
| -rw-r--r-- | arch/blackfin/mach-common/ints-priority.c | 46 |
1 files changed, 43 insertions, 3 deletions
diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c index 64d746114e4..e713b9db867 100644 --- a/arch/blackfin/mach-common/ints-priority.c +++ b/arch/blackfin/mach-common/ints-priority.c @@ -71,6 +71,7 @@ atomic_t num_spurious; #ifdef CONFIG_PM unsigned long bfin_sic_iwr[3]; /* Up to 3 SIC_IWRx registers */ +unsigned vr_wakeup; #endif struct ivgx { @@ -184,17 +185,56 @@ static void bfin_internal_unmask_irq(unsigned int irq) #ifdef CONFIG_PM int bfin_internal_set_wake(unsigned int irq, unsigned int state) { - unsigned bank, bit; + unsigned bank, bit, wakeup = 0; unsigned long flags; bank = SIC_SYSIRQ(irq) / 32; bit = SIC_SYSIRQ(irq) % 32; + switch (irq) { +#ifdef IRQ_RTC + case IRQ_RTC: + wakeup |= WAKE; + break; +#endif +#ifdef IRQ_CAN0_RX + case IRQ_CAN0_RX: + wakeup |= CANWE; + break; +#endif +#ifdef IRQ_CAN1_RX + case IRQ_CAN1_RX: + wakeup |= CANWE; + break; +#endif +#ifdef IRQ_USB_INT0 + case IRQ_USB_INT0: + wakeup |= USBWE; + break; +#endif +#ifdef IRQ_KEY + case IRQ_KEY: + wakeup |= KPADWE; + break; +#endif +#ifdef IRQ_CNT + case IRQ_CNT: + wakeup |= ROTWE; + break; +#endif + default: + break; + } + local_irq_save(flags); - if (state) + if (state) { bfin_sic_iwr[bank] |= (1 << bit); - else + vr_wakeup |= wakeup; + + } else { bfin_sic_iwr[bank] &= ~(1 << bit); + vr_wakeup &= ~wakeup; + } local_irq_restore(flags); |