79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/*
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* include/asm-blackfin/dpmc.h - Miscellaneous IOCTL commands for Dynamic Power
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* Management Controller Driver.
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* Copyright (C) 2004-2008 Analog Device Inc.
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*
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*/
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#ifndef _BLACKFIN_DPMC_H_
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#define _BLACKFIN_DPMC_H_
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#define SLEEP_MODE 1
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#define DEEP_SLEEP_MODE 2
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#define ACTIVE_PLL_DISABLED 3
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#define FULLON_MODE 4
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#define ACTIVE_PLL_ENABLED 5
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#define HIBERNATE_MODE 6
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#define IOCTL_FULL_ON_MODE _IO('s', 0xA0)
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#define IOCTL_ACTIVE_MODE _IO('s', 0xA1)
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#define IOCTL_SLEEP_MODE _IO('s', 0xA2)
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#define IOCTL_DEEP_SLEEP_MODE _IO('s', 0xA3)
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#define IOCTL_HIBERNATE_MODE _IO('s', 0xA4)
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#define IOCTL_CHANGE_FREQUENCY _IOW('s', 0xA5, unsigned long)
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#define IOCTL_CHANGE_VOLTAGE _IOW('s', 0xA6, unsigned long)
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#define IOCTL_SET_CCLK _IOW('s', 0xA7, unsigned long)
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#define IOCTL_SET_SCLK _IOW('s', 0xA8, unsigned long)
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#define IOCTL_GET_PLLSTATUS _IOW('s', 0xA9, unsigned long)
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#define IOCTL_GET_CORECLOCK _IOW('s', 0xAA, unsigned long)
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#define IOCTL_GET_SYSTEMCLOCK _IOW('s', 0xAB, unsigned long)
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#define IOCTL_GET_VCO _IOW('s', 0xAC, unsigned long)
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#define IOCTL_DISABLE_WDOG_TIMER _IO('s', 0xAD)
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#define IOCTL_UNMASK_WDOG_WAKEUP_EVENT _IO('s',0xAE)
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#define IOCTL_PROGRAM_WDOG_TIMER _IOW('s',0xAF,unsigned long)
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#define IOCTL_CLEAR_WDOG_WAKEUP_EVENT _IO('s',0xB0)
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#define IOCTL_SLEEP_DEEPER_MODE _IO('s',0xB1)
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#define DPMC_MINOR 254
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#define ON 0
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#define OFF 1
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#ifdef __KERNEL__
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unsigned long calc_volt(void);
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int calc_vlev(int vlt);
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unsigned long change_voltage(unsigned long volt);
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int calc_msel(int vco_hz);
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unsigned long change_frequency(unsigned long vco_mhz);
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int set_pll_div(unsigned short sel, unsigned char flag);
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int get_vco(void);
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unsigned long change_system_clock(unsigned long clock);
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unsigned long change_core_clock(unsigned long clock);
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unsigned long get_pll_status(void);
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void change_baud(int baud);
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void fullon_mode(void);
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void active_mode(void);
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void sleep_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
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void deep_sleep(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
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void hibernate_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
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void sleep_deeper(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
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void program_wdog_timer(unsigned long);
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void unmask_wdog_wakeup_evt(void);
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void clear_wdog_wakeup_evt(void);
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void disable_wdog_timer(void);
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extern unsigned long get_cclk(void);
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extern unsigned long get_sclk(void);
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struct bfin_dpmc_platform_data {
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const unsigned int *tuple_tab;
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unsigned short tabsize;
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unsigned short vr_settling_time; /* in us */
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};
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#define VRPAIR(vlev, freq) (((vlev) << 16) | ((freq) >> 16))
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#endif /* __KERNEL__ */
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#endif /*_BLACKFIN_DPMC_H_*/
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