diff options
Diffstat (limited to 'include/linux/mfd/db8500-prcmu.h')
| -rw-r--r-- | include/linux/mfd/db8500-prcmu.h | 368 | 
1 files changed, 82 insertions, 286 deletions
diff --git a/include/linux/mfd/db8500-prcmu.h b/include/linux/mfd/db8500-prcmu.h index 917dbcab701..60d27f7bfc1 100644 --- a/include/linux/mfd/db8500-prcmu.h +++ b/include/linux/mfd/db8500-prcmu.h @@ -11,7 +11,6 @@  #define __MFD_DB8500_PRCMU_H  #include <linux/interrupt.h> -#include <linux/notifier.h>  /* This portion previously known as <mach/prcmu-fw-defs_v1.h> */ @@ -133,7 +132,7 @@ enum ap_pwrst {   * @APEXECUTE_TO_APIDLE: Power state transition from ApExecute to ApIdle   */  enum ap_pwrst_trans { -	NO_TRANSITION			= 0x00, +	PRCMU_AP_NO_CHANGE		= 0x00,  	APEXECUTE_TO_APSLEEP		= 0x01,  	APIDLE_TO_APSLEEP		= 0x02, /* To be removed */  	PRCMU_AP_SLEEP			= 0x01, @@ -146,54 +145,6 @@ enum ap_pwrst_trans {  };  /** - * enum ddr_pwrst - DDR power states definition - * @DDR_PWR_STATE_UNCHANGED: SDRAM and DDR controller state is unchanged - * @DDR_PWR_STATE_ON: - * @DDR_PWR_STATE_OFFLOWLAT: - * @DDR_PWR_STATE_OFFHIGHLAT: - */ -enum ddr_pwrst { -	DDR_PWR_STATE_UNCHANGED     = 0x00, -	DDR_PWR_STATE_ON            = 0x01, -	DDR_PWR_STATE_OFFLOWLAT     = 0x02, -	DDR_PWR_STATE_OFFHIGHLAT    = 0x03 -}; - -/** - * enum arm_opp - ARM OPP states definition - * @ARM_OPP_INIT: - * @ARM_NO_CHANGE: The ARM operating point is unchanged - * @ARM_100_OPP: The new ARM operating point is arm100opp - * @ARM_50_OPP: The new ARM operating point is arm50opp - * @ARM_MAX_OPP: Operating point is "max" (more than 100) - * @ARM_MAX_FREQ100OPP: Set max opp if available, else 100 - * @ARM_EXTCLK: The new ARM operating point is armExtClk - */ -enum arm_opp { -	ARM_OPP_INIT = 0x00, -	ARM_NO_CHANGE = 0x01, -	ARM_100_OPP = 0x02, -	ARM_50_OPP = 0x03, -	ARM_MAX_OPP = 0x04, -	ARM_MAX_FREQ100OPP = 0x05, -	ARM_EXTCLK = 0x07 -}; - -/** - * enum ape_opp - APE OPP states definition - * @APE_OPP_INIT: - * @APE_NO_CHANGE: The APE operating point is unchanged - * @APE_100_OPP: The new APE operating point is ape100opp - * @APE_50_OPP: 50% - */ -enum ape_opp { -	APE_OPP_INIT = 0x00, -	APE_NO_CHANGE = 0x01, -	APE_100_OPP = 0x02, -	APE_50_OPP = 0x03 -}; - -/**   * enum hw_acc_state - State definition for hardware accelerator   * @HW_NO_CHANGE: The hardware accelerator state must remain unchanged   * @HW_OFF: The hardware accelerator must be switched off @@ -469,26 +420,6 @@ enum auto_enable {  /* End of file previously known as prcmu-fw-defs_v1.h */ -/* PRCMU Wakeup defines */ -enum prcmu_wakeup_index { -	PRCMU_WAKEUP_INDEX_RTC, -	PRCMU_WAKEUP_INDEX_RTT0, -	PRCMU_WAKEUP_INDEX_RTT1, -	PRCMU_WAKEUP_INDEX_HSI0, -	PRCMU_WAKEUP_INDEX_HSI1, -	PRCMU_WAKEUP_INDEX_USB, -	PRCMU_WAKEUP_INDEX_ABB, -	PRCMU_WAKEUP_INDEX_ABB_FIFO, -	PRCMU_WAKEUP_INDEX_ARM, -	NUM_PRCMU_WAKEUP_INDICES -}; -#define PRCMU_WAKEUP(_name) (BIT(PRCMU_WAKEUP_INDEX_##_name)) - -/* PRCMU QoS APE OPP class */ -#define PRCMU_QOS_APE_OPP 1 -#define PRCMU_QOS_DDR_OPP 2 -#define PRCMU_QOS_DEFAULT_VALUE -1 -  /**   * enum hw_acc_dev - enum for hw accelerators   * @HW_ACC_SVAMMDSP: for SVAMMDSP @@ -527,64 +458,6 @@ enum hw_acc_dev {  };  /* - * Ids for all EPODs (power domains) - * - EPOD_ID_SVAMMDSP: power domain for SVA MMDSP - * - EPOD_ID_SVAPIPE: power domain for SVA pipe - * - EPOD_ID_SIAMMDSP: power domain for SIA MMDSP - * - EPOD_ID_SIAPIPE: power domain for SIA pipe - * - EPOD_ID_SGA: power domain for SGA - * - EPOD_ID_B2R2_MCDE: power domain for B2R2 and MCDE - * - EPOD_ID_ESRAM12: power domain for ESRAM 1 and 2 - * - EPOD_ID_ESRAM34: power domain for ESRAM 3 and 4 - * - NUM_EPOD_ID: number of power domains - */ -#define EPOD_ID_SVAMMDSP	0 -#define EPOD_ID_SVAPIPE		1 -#define EPOD_ID_SIAMMDSP	2 -#define EPOD_ID_SIAPIPE		3 -#define EPOD_ID_SGA		4 -#define EPOD_ID_B2R2_MCDE	5 -#define EPOD_ID_ESRAM12		6 -#define EPOD_ID_ESRAM34		7 -#define NUM_EPOD_ID		8 - -/* - * state definition for EPOD (power domain) - * - EPOD_STATE_NO_CHANGE: The EPOD should remain unchanged - * - EPOD_STATE_OFF: The EPOD is switched off - * - EPOD_STATE_RAMRET: The EPOD is switched off with its internal RAM in - *                         retention - * - EPOD_STATE_ON_CLK_OFF: The EPOD is switched on, clock is still off - * - EPOD_STATE_ON: Same as above, but with clock enabled - */ -#define EPOD_STATE_NO_CHANGE	0x00 -#define EPOD_STATE_OFF		0x01 -#define EPOD_STATE_RAMRET	0x02 -#define EPOD_STATE_ON_CLK_OFF	0x03 -#define EPOD_STATE_ON		0x04 - -/* - * CLKOUT sources - */ -#define PRCMU_CLKSRC_CLK38M		0x00 -#define PRCMU_CLKSRC_ACLK		0x01 -#define PRCMU_CLKSRC_SYSCLK		0x02 -#define PRCMU_CLKSRC_LCDCLK		0x03 -#define PRCMU_CLKSRC_SDMMCCLK		0x04 -#define PRCMU_CLKSRC_TVCLK		0x05 -#define PRCMU_CLKSRC_TIMCLK		0x06 -#define PRCMU_CLKSRC_CLK009		0x07 -/* These are only valid for CLKOUT1: */ -#define PRCMU_CLKSRC_SIAMMDSPCLK	0x40 -#define PRCMU_CLKSRC_I2CCLK		0x41 -#define PRCMU_CLKSRC_MSP02CLK		0x42 -#define PRCMU_CLKSRC_ARMPLL_OBSCLK	0x43 -#define PRCMU_CLKSRC_HSIRXCLK		0x44 -#define PRCMU_CLKSRC_HSITXCLK		0x45 -#define PRCMU_CLKSRC_ARMCLKFIX		0x46 -#define PRCMU_CLKSRC_HDMICLK		0x47 - -/*   * Definitions for autonomous power management configuration.   */ @@ -620,88 +493,12 @@ struct prcmu_auto_pm_config {  	u8 sva_policy;  }; -/** - * enum ddr_opp - DDR OPP states definition - * @DDR_100_OPP: The new DDR operating point is ddr100opp - * @DDR_50_OPP: The new DDR operating point is ddr50opp - * @DDR_25_OPP: The new DDR operating point is ddr25opp - */ -enum ddr_opp { -	DDR_100_OPP = 0x00, -	DDR_50_OPP = 0x01, -	DDR_25_OPP = 0x02, -}; - -/* - * Clock identifiers. - */ -enum prcmu_clock { -	PRCMU_SGACLK, -	PRCMU_UARTCLK, -	PRCMU_MSP02CLK, -	PRCMU_MSP1CLK, -	PRCMU_I2CCLK, -	PRCMU_SDMMCCLK, -	PRCMU_SLIMCLK, -	PRCMU_PER1CLK, -	PRCMU_PER2CLK, -	PRCMU_PER3CLK, -	PRCMU_PER5CLK, -	PRCMU_PER6CLK, -	PRCMU_PER7CLK, -	PRCMU_LCDCLK, -	PRCMU_BMLCLK, -	PRCMU_HSITXCLK, -	PRCMU_HSIRXCLK, -	PRCMU_HDMICLK, -	PRCMU_APEATCLK, -	PRCMU_APETRACECLK, -	PRCMU_MCDECLK, -	PRCMU_IPI2CCLK, -	PRCMU_DSIALTCLK, -	PRCMU_DMACLK, -	PRCMU_B2R2CLK, -	PRCMU_TVCLK, -	PRCMU_SSPCLK, -	PRCMU_RNGCLK, -	PRCMU_UICCCLK, -	PRCMU_NUM_REG_CLOCKS, -	PRCMU_SYSCLK = PRCMU_NUM_REG_CLOCKS, -	PRCMU_TIMCLK, -}; - -/* - * Definitions for controlling ESRAM0 in deep sleep. - */ -#define ESRAM0_DEEP_SLEEP_STATE_OFF 1 -#define ESRAM0_DEEP_SLEEP_STATE_RET 2 - -#ifdef CONFIG_MFD_DB8500_PRCMU -void __init prcmu_early_init(void); -int prcmu_set_display_clocks(void); -int prcmu_disable_dsipll(void); -int prcmu_enable_dsipll(void); -#else -static inline void __init prcmu_early_init(void) {} -#endif -  #ifdef CONFIG_MFD_DB8500_PRCMU +void db8500_prcmu_early_init(void);  int prcmu_set_rc_a2p(enum romcode_write);  enum romcode_read prcmu_get_rc_p2a(void);  enum ap_pwrst prcmu_get_xp70_current_state(void); -int prcmu_set_power_state(u8 state, bool keep_ulp_clk, bool keep_ap_pll); - -void prcmu_enable_wakeups(u32 wakeups); -static inline void prcmu_disable_wakeups(void) -{ -	prcmu_enable_wakeups(0); -} - -void prcmu_config_abb_event_readout(u32 abb_events); -void prcmu_get_abb_event_buffer(void __iomem **buf); -int prcmu_set_arm_opp(u8 opp); -int prcmu_get_arm_opp(void);  bool prcmu_has_arm_maxopp(void);  bool prcmu_is_u8400(void);  int prcmu_set_ape_opp(u8 opp); @@ -710,19 +507,14 @@ int prcmu_request_ape_opp_100_voltage(bool enable);  int prcmu_release_usb_wakeup_state(void);  int prcmu_set_ddr_opp(u8 opp);  int prcmu_get_ddr_opp(void); -unsigned long prcmu_qos_get_cpufreq_opp_delay(void); -void prcmu_qos_set_cpufreq_opp_delay(unsigned long);  /* NOTE! Use regulator framework instead */  int prcmu_set_hwacc(u16 hw_acc_dev, u8 state); -int prcmu_set_epod(u16 epod_id, u8 epod_state);  void prcmu_configure_auto_pm(struct prcmu_auto_pm_config *sleep,  	struct prcmu_auto_pm_config *idle);  bool prcmu_is_auto_pm_enabled(void);  int prcmu_config_clkout(u8 clkout, u8 source, u8 div); -int prcmu_request_clock(u8 clock, bool enable);  int prcmu_set_clock_divider(u8 clock, u8 divider); -int prcmu_config_esram0_deep_sleep(u8 state);  int prcmu_config_hotdog(u8 threshold);  int prcmu_config_hotmon(u8 low, u8 high);  int prcmu_start_temp_sense(u16 cycles32k); @@ -732,14 +524,36 @@ int prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size);  void prcmu_ac_wake_req(void);  void prcmu_ac_sleep_req(void); -void prcmu_system_reset(u16 reset_code);  void prcmu_modem_reset(void); -bool prcmu_is_ac_wake_requested(void);  void prcmu_enable_spi2(void);  void prcmu_disable_spi2(void); +int prcmu_config_a9wdog(u8 num, bool sleep_auto_off); +int prcmu_enable_a9wdog(u8 id); +int prcmu_disable_a9wdog(u8 id); +int prcmu_kick_a9wdog(u8 id); +int prcmu_load_a9wdog(u8 id, u32 val); + +void db8500_prcmu_system_reset(u16 reset_code); +int db8500_prcmu_set_power_state(u8 state, bool keep_ulp_clk, bool keep_ap_pll); +void db8500_prcmu_enable_wakeups(u32 wakeups); +int db8500_prcmu_set_epod(u16 epod_id, u8 epod_state); +int db8500_prcmu_request_clock(u8 clock, bool enable); +int db8500_prcmu_set_display_clocks(void); +int db8500_prcmu_disable_dsipll(void); +int db8500_prcmu_enable_dsipll(void); +void db8500_prcmu_config_abb_event_readout(u32 abb_events); +void db8500_prcmu_get_abb_event_buffer(void __iomem **buf); +int db8500_prcmu_config_esram0_deep_sleep(u8 state); +u16 db8500_prcmu_get_reset_code(void); +bool db8500_prcmu_is_ac_wake_requested(void); +int db8500_prcmu_set_arm_opp(u8 opp); +int db8500_prcmu_get_arm_opp(void); +  #else /* !CONFIG_MFD_DB8500_PRCMU */ +static inline void db8500_prcmu_early_init(void) {} +  static inline int prcmu_set_rc_a2p(enum romcode_write code)  {  	return 0; @@ -755,34 +569,12 @@ static inline enum ap_pwrst prcmu_get_xp70_current_state(void)  	return AP_EXECUTE;  } -static inline int prcmu_set_power_state(u8 state, bool keep_ulp_clk, -	bool keep_ap_pll) -{ -	return 0; -} - -static inline void prcmu_enable_wakeups(u32 wakeups) {} - -static inline void prcmu_disable_wakeups(void) {} - -static inline void prcmu_config_abb_event_readout(u32 abb_events) {} - -static inline int prcmu_set_arm_opp(u8 opp) -{ -	return 0; -} - -static inline int prcmu_get_arm_opp(void) -{ -	return ARM_100_OPP; -} - -static bool prcmu_has_arm_maxopp(void) +static inline bool prcmu_has_arm_maxopp(void)  {  	return false;  } -static bool prcmu_is_u8400(void) +static inline bool prcmu_is_u8400(void)  {  	return false;  } @@ -817,13 +609,6 @@ static inline int prcmu_get_ddr_opp(void)  	return DDR_100_OPP;  } -static inline unsigned long prcmu_qos_get_cpufreq_opp_delay(void) -{ -	return 0; -} - -static inline void prcmu_qos_set_cpufreq_opp_delay(unsigned long n) {} -  static inline int prcmu_set_hwacc(u16 hw_acc_dev, u8 state)  {  	return 0; @@ -844,21 +629,11 @@ static inline int prcmu_config_clkout(u8 clkout, u8 source, u8 div)  	return 0;  } -static inline int prcmu_request_clock(u8 clock, bool enable) -{ -	return 0; -} -  static inline int prcmu_set_clock_divider(u8 clock, u8 divider)  {  	return 0;  } -int prcmu_config_esram0_deep_sleep(u8 state) -{ -	return 0; -} -  static inline int prcmu_config_hotdog(u8 threshold)  {  	return 0; @@ -893,86 +668,107 @@ static inline void prcmu_ac_wake_req(void) {}  static inline void prcmu_ac_sleep_req(void) {} -static inline void prcmu_system_reset(u16 reset_code) {} -  static inline void prcmu_modem_reset(void) {} -static inline bool prcmu_is_ac_wake_requested(void) +static inline int prcmu_enable_spi2(void)  { -	return false; +	return 0;  } -#ifndef CONFIG_UX500_SOC_DB5500 -static inline int prcmu_set_display_clocks(void) +static inline int prcmu_disable_spi2(void)  {  	return 0;  } -static inline int prcmu_disable_dsipll(void) +static inline void db8500_prcmu_system_reset(u16 reset_code) {} + +static inline int db8500_prcmu_set_power_state(u8 state, bool keep_ulp_clk, +	bool keep_ap_pll)  {  	return 0;  } -static inline int prcmu_enable_dsipll(void) +static inline void db8500_prcmu_enable_wakeups(u32 wakeups) {} + +static inline int db8500_prcmu_set_epod(u16 epod_id, u8 epod_state)  {  	return 0;  } -#endif -static inline int prcmu_enable_spi2(void) +static inline int db8500_prcmu_request_clock(u8 clock, bool enable)  {  	return 0;  } -static inline int prcmu_disable_spi2(void) +static inline int db8500_prcmu_set_display_clocks(void)  {  	return 0;  } -#endif /* !CONFIG_MFD_DB8500_PRCMU */ +static inline int db8500_prcmu_disable_dsipll(void) +{ +	return 0; +} + +static inline int db8500_prcmu_enable_dsipll(void) +{ +	return 0; +} + +static inline int db8500_prcmu_config_esram0_deep_sleep(u8 state) +{ +	return 0; +} + +static inline void db8500_prcmu_config_abb_event_readout(u32 abb_events) {} -#ifdef CONFIG_UX500_PRCMU_QOS_POWER -int prcmu_qos_requirement(int pm_qos_class); -int prcmu_qos_add_requirement(int pm_qos_class, char *name, s32 value); -int prcmu_qos_update_requirement(int pm_qos_class, char *name, s32 new_value); -void prcmu_qos_remove_requirement(int pm_qos_class, char *name); -int prcmu_qos_add_notifier(int prcmu_qos_class, -			   struct notifier_block *notifier); -int prcmu_qos_remove_notifier(int prcmu_qos_class, -			      struct notifier_block *notifier); -#else -static inline int prcmu_qos_requirement(int prcmu_qos_class) +static inline void db8500_prcmu_get_abb_event_buffer(void __iomem **buf) {} + +static inline u16 db8500_prcmu_get_reset_code(void)  {  	return 0;  } -static inline int prcmu_qos_add_requirement(int prcmu_qos_class, -					    char *name, s32 value) +static inline int prcmu_config_a9wdog(u8 num, bool sleep_auto_off)  {  	return 0;  } -static inline int prcmu_qos_update_requirement(int prcmu_qos_class, -					       char *name, s32 new_value) +static inline int prcmu_enable_a9wdog(u8 id)  {  	return 0;  } -static inline void prcmu_qos_remove_requirement(int prcmu_qos_class, char *name) +static inline int prcmu_disable_a9wdog(u8 id)  { +	return 0;  } -static inline int prcmu_qos_add_notifier(int prcmu_qos_class, -					 struct notifier_block *notifier) +static inline int prcmu_kick_a9wdog(u8 id)  {  	return 0;  } -static inline int prcmu_qos_remove_notifier(int prcmu_qos_class, -					    struct notifier_block *notifier) + +static inline int prcmu_load_a9wdog(u8 id, u32 val)  {  	return 0;  } -#endif +static inline bool db8500_prcmu_is_ac_wake_requested(void) +{ +	return 0; +} + +static inline int db8500_prcmu_set_arm_opp(u8 opp) +{ +	return 0; +} + +static inline int db8500_prcmu_get_arm_opp(void) +{ +	return 0; +} + +#endif /* !CONFIG_MFD_DB8500_PRCMU */  #endif /* __MFD_DB8500_PRCMU_H */  |