diff options
Diffstat (limited to 'kernel/arch/blackfin/mach-bf561/include/mach/pll.h')
-rw-r--r-- | kernel/arch/blackfin/mach-bf561/include/mach/pll.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/kernel/arch/blackfin/mach-bf561/include/mach/pll.h b/kernel/arch/blackfin/mach-bf561/include/mach/pll.h new file mode 100644 index 000000000..00bdacee9 --- /dev/null +++ b/kernel/arch/blackfin/mach-bf561/include/mach/pll.h @@ -0,0 +1,56 @@ +/* + * Copyright 2005-2010 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef _MACH_PLL_H +#define _MACH_PLL_H + +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_SMP + +#include <asm/blackfin.h> +#include <asm/irqflags.h> +#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) +{ + unsigned long SICA_SICB_OFF = ((bfin_read_DSPID() & 0xff) ? 0x1000 : 0); + + bfin_write32(SIC_IWR0 + SICA_SICB_OFF, iwr0); + bfin_write32(SIC_IWR1 + SICA_SICB_OFF, iwr1); +} +#define bfin_iwr_restore bfin_iwr_restore + +static inline void +bfin_iwr_save(unsigned long niwr0, unsigned long niwr1, unsigned long niwr2, + unsigned long *iwr0, unsigned long *iwr1, unsigned long *iwr2) +{ + unsigned long SICA_SICB_OFF = ((bfin_read_DSPID() & 0xff) ? 0x1000 : 0); + + *iwr0 = bfin_read32(SIC_IWR0 + SICA_SICB_OFF); + *iwr1 = bfin_read32(SIC_IWR1 + SICA_SICB_OFF); + bfin_iwr_restore(niwr0, niwr1, niwr2); +} +#define bfin_iwr_save bfin_iwr_save + +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) | + IWR_ENABLE(SUPPLE_1_WAKEUP), 0, iwr0, iwr1, iwr2); +} + +#endif + +#endif + +#include <mach-common/pll.h> + +#endif |