linux/arch/blackfin/include/asm/dpmc.h

161 lines
5.8 KiB
C

/*
* Miscellaneous IOCTL commands for Dynamic Power Management Controller Driver
*
* Copyright (C) 2004-2009 Analog Device Inc.
*
* Licensed under the GPL-2
*/
#ifndef _BLACKFIN_DPMC_H_
#define _BLACKFIN_DPMC_H_
/* PLL_CTL Masks */
#define DF 0x0001 /* 0: PLL = CLKIN, 1: PLL = CLKIN/2 */
#define PLL_OFF 0x0002 /* PLL Not Powered */
#define STOPCK 0x0008 /* Core Clock Off */
#define PDWN 0x0020 /* Enter Deep Sleep Mode */
#ifdef __ADSPBF539__
# define IN_DELAY 0x0014 /* Add 200ps Delay To EBIU Input Latches */
# define OUT_DELAY 0x00C0 /* Add 200ps Delay To EBIU Output Signals */
#else
# define IN_DELAY 0x0040 /* Add 200ps Delay To EBIU Input Latches */
# define OUT_DELAY 0x0080 /* Add 200ps Delay To EBIU Output Signals */
#endif
#define BYPASS 0x0100 /* Bypass the PLL */
#define MSEL 0x7E00 /* Multiplier Select For CCLK/VCO Factors */
#define SPORT_HYST 0x8000 /* Enable Additional Hysteresis on SPORT Input Pins */
#define SET_MSEL(x) (((x)&0x3F) << 0x9) /* Set MSEL = 0-63 --> VCO = CLKIN*MSEL */
/* PLL_DIV Masks */
#define SSEL 0x000F /* System Select */
#define CSEL 0x0030 /* Core Select */
#define CSEL_DIV1 0x0000 /* CCLK = VCO / 1 */
#define CSEL_DIV2 0x0010 /* CCLK = VCO / 2 */
#define CSEL_DIV4 0x0020 /* CCLK = VCO / 4 */
#define CSEL_DIV8 0x0030 /* CCLK = VCO / 8 */
#define CCLK_DIV1 CSEL_DIV1
#define CCLK_DIV2 CSEL_DIV2
#define CCLK_DIV4 CSEL_DIV4
#define CCLK_DIV8 CSEL_DIV8
#define SET_SSEL(x) ((x) & 0xF) /* Set SSEL = 0-15 --> SCLK = VCO/SSEL */
#define SCLK_DIV(x) (x) /* SCLK = VCO / x */
/* PLL_STAT Masks */
#define ACTIVE_PLLENABLED 0x0001 /* Processor In Active Mode With PLL Enabled */
#define FULL_ON 0x0002 /* Processor In Full On Mode */
#define ACTIVE_PLLDISABLED 0x0004 /* Processor In Active Mode With PLL Disabled */
#define PLL_LOCKED 0x0020 /* PLL_LOCKCNT Has Been Reached */
#define RTCWS 0x0400 /* RTC/Reset Wake-Up Status */
#define CANWS 0x0800 /* CAN Wake-Up Status */
#define USBWS 0x2000 /* USB Wake-Up Status */
#define KPADWS 0x4000 /* Keypad Wake-Up Status */
#define ROTWS 0x8000 /* Rotary Wake-Up Status */
#define GPWS 0x1000 /* General-Purpose Wake-Up Status */
/* VR_CTL Masks */
#if defined(__ADSPBF52x__) || defined(__ADSPBF51x__)
#define FREQ 0x3000 /* Switching Oscillator Frequency For Regulator */
#define FREQ_1000 0x3000 /* Switching Frequency Is 1 MHz */
#else
#define FREQ 0x0003 /* Switching Oscillator Frequency For Regulator */
#define FREQ_333 0x0001 /* Switching Frequency Is 333 kHz */
#define FREQ_667 0x0002 /* Switching Frequency Is 667 kHz */
#define FREQ_1000 0x0003 /* Switching Frequency Is 1 MHz */
#endif
#define HIBERNATE 0x0000 /* Powerdown/Bypass On-Board Regulation */
#define GAIN 0x000C /* Voltage Level Gain */
#define GAIN_5 0x0000 /* GAIN = 5 */
#define GAIN_10 0x0004 /* GAIN = 1 */
#define GAIN_20 0x0008 /* GAIN = 2 */
#define GAIN_50 0x000C /* GAIN = 5 */
#define VLEV 0x00F0 /* Internal Voltage Level */
#ifdef __ADSPBF52x__
#define VLEV_085 0x0040 /* VLEV = 0.85 V (-5% - +10% Accuracy) */
#define VLEV_090 0x0050 /* VLEV = 0.90 V (-5% - +10% Accuracy) */
#define VLEV_095 0x0060 /* VLEV = 0.95 V (-5% - +10% Accuracy) */
#define VLEV_100 0x0070 /* VLEV = 1.00 V (-5% - +10% Accuracy) */
#define VLEV_105 0x0080 /* VLEV = 1.05 V (-5% - +10% Accuracy) */
#define VLEV_110 0x0090 /* VLEV = 1.10 V (-5% - +10% Accuracy) */
#define VLEV_115 0x00A0 /* VLEV = 1.15 V (-5% - +10% Accuracy) */
#define VLEV_120 0x00B0 /* VLEV = 1.20 V (-5% - +10% Accuracy) */
#else
#define VLEV_085 0x0060 /* VLEV = 0.85 V (-5% - +10% Accuracy) */
#define VLEV_090 0x0070 /* VLEV = 0.90 V (-5% - +10% Accuracy) */
#define VLEV_095 0x0080 /* VLEV = 0.95 V (-5% - +10% Accuracy) */
#define VLEV_100 0x0090 /* VLEV = 1.00 V (-5% - +10% Accuracy) */
#define VLEV_105 0x00A0 /* VLEV = 1.05 V (-5% - +10% Accuracy) */
#define VLEV_110 0x00B0 /* VLEV = 1.10 V (-5% - +10% Accuracy) */
#define VLEV_115 0x00C0 /* VLEV = 1.15 V (-5% - +10% Accuracy) */
#define VLEV_120 0x00D0 /* VLEV = 1.20 V (-5% - +10% Accuracy) */
#define VLEV_125 0x00E0 /* VLEV = 1.25 V (-5% - +10% Accuracy) */
#define VLEV_130 0x00F0 /* VLEV = 1.30 V (-5% - +10% Accuracy) */
#endif
#define WAKE 0x0100 /* Enable RTC/Reset Wakeup From Hibernate */
#define CANWE 0x0200 /* Enable CAN Wakeup From Hibernate */
#define PHYWE 0x0400 /* Enable PHY Wakeup From Hibernate */
#define GPWE 0x0400 /* General-Purpose Wake-Up Enable */
#define MXVRWE 0x0400 /* Enable MXVR Wakeup From Hibernate */
#define KPADWE 0x1000 /* Keypad Wake-Up Enable */
#define ROTWE 0x2000 /* Rotary Wake-Up Enable */
#define CLKBUFOE 0x4000 /* CLKIN Buffer Output Enable */
#define SCKELOW 0x8000 /* Do Not Drive SCKE High During Reset After Hibernate */
#if defined(__ADSPBF52x__) || defined(__ADSPBF51x__)
#define USBWE 0x0200 /* Enable USB Wakeup From Hibernate */
#else
#define USBWE 0x0800 /* Enable USB Wakeup From Hibernate */
#endif
#ifndef __ASSEMBLY__
void sleep_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
void hibernate_mode(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
void sleep_deeper(u32 sic_iwr0, u32 sic_iwr1, u32 sic_iwr2);
void do_hibernate(int wakeup);
void set_dram_srfs(void);
void unset_dram_srfs(void);
#define VRPAIR(vlev, freq) (((vlev) << 16) | ((freq) >> 16))
struct bfin_dpmc_platform_data {
const unsigned int *tuple_tab;
unsigned short tabsize;
unsigned short vr_settling_time; /* in us */
};
#else
#define PM_PUSH(x) \
R0 = [P0 + (x - SRAM_BASE_ADDRESS)];\
[--SP] = R0;\
#define PM_POP(x) \
R0 = [SP++];\
[P0 + (x - SRAM_BASE_ADDRESS)] = R0;\
#define PM_SYS_PUSH(x) \
R0 = [P0 + (x - PLL_CTL)];\
[--SP] = R0;\
#define PM_SYS_POP(x) \
R0 = [SP++];\
[P0 + (x - PLL_CTL)] = R0;\
#define PM_SYS_PUSH16(x) \
R0 = w[P0 + (x - PLL_CTL)];\
[--SP] = R0;\
#define PM_SYS_POP16(x) \
R0 = [SP++];\
w[P0 + (x - PLL_CTL)] = R0;\
#endif
#endif /*_BLACKFIN_DPMC_H_*/