linux_old1/include/linux/mfd/db8500-prcmu.h

979 lines
26 KiB
C

/*
* Copyright (C) STMicroelectronics 2009
* Copyright (C) ST-Ericsson SA 2010
*
* License Terms: GNU General Public License v2
* Author: Kumar Sanghvi <kumar.sanghvi@stericsson.com>
*
* PRCMU f/w APIs
*/
#ifndef __MFD_DB8500_PRCMU_H
#define __MFD_DB8500_PRCMU_H
#include <linux/interrupt.h>
#include <linux/notifier.h>
/* This portion previously known as <mach/prcmu-fw-defs_v1.h> */
/**
* enum state - ON/OFF state definition
* @OFF: State is ON
* @ON: State is OFF
*
*/
enum state {
OFF = 0x0,
ON = 0x1,
};
/**
* enum ret_state - general purpose On/Off/Retention states
*
*/
enum ret_state {
OFFST = 0,
ONST = 1,
RETST = 2
};
/**
* enum clk_arm - ARM Cortex A9 clock schemes
* @A9_OFF:
* @A9_BOOT:
* @A9_OPPT1:
* @A9_OPPT2:
* @A9_EXTCLK:
*/
enum clk_arm {
A9_OFF,
A9_BOOT,
A9_OPPT1,
A9_OPPT2,
A9_EXTCLK
};
/**
* enum clk_gen - GEN#0/GEN#1 clock schemes
* @GEN_OFF:
* @GEN_BOOT:
* @GEN_OPPT1:
*/
enum clk_gen {
GEN_OFF,
GEN_BOOT,
GEN_OPPT1,
};
/* some information between arm and xp70 */
/**
* enum romcode_write - Romcode message written by A9 AND read by XP70
* @RDY_2_DS: Value set when ApDeepSleep state can be executed by XP70
* @RDY_2_XP70_RST: Value set when 0x0F has been successfully polled by the
* romcode. The xp70 will go into self-reset
*/
enum romcode_write {
RDY_2_DS = 0x09,
RDY_2_XP70_RST = 0x10
};
/**
* enum romcode_read - Romcode message written by XP70 and read by A9
* @INIT: Init value when romcode field is not used
* @FS_2_DS: Value set when power state is going from ApExecute to
* ApDeepSleep
* @END_DS: Value set when ApDeepSleep power state is reached coming from
* ApExecute state
* @DS_TO_FS: Value set when power state is going from ApDeepSleep to
* ApExecute
* @END_FS: Value set when ApExecute power state is reached coming from
* ApDeepSleep state
* @SWR: Value set when power state is going to ApReset
* @END_SWR: Value set when the xp70 finished executing ApReset actions and
* waits for romcode acknowledgment to go to self-reset
*/
enum romcode_read {
INIT = 0x00,
FS_2_DS = 0x0A,
END_DS = 0x0B,
DS_TO_FS = 0x0C,
END_FS = 0x0D,
SWR = 0x0E,
END_SWR = 0x0F
};
/**
* enum ap_pwrst - current power states defined in PRCMU firmware
* @NO_PWRST: Current power state init
* @AP_BOOT: Current power state is apBoot
* @AP_EXECUTE: Current power state is apExecute
* @AP_DEEP_SLEEP: Current power state is apDeepSleep
* @AP_SLEEP: Current power state is apSleep
* @AP_IDLE: Current power state is apIdle
* @AP_RESET: Current power state is apReset
*/
enum ap_pwrst {
NO_PWRST = 0x00,
AP_BOOT = 0x01,
AP_EXECUTE = 0x02,
AP_DEEP_SLEEP = 0x03,
AP_SLEEP = 0x04,
AP_IDLE = 0x05,
AP_RESET = 0x06
};
/**
* enum ap_pwrst_trans - Transition states defined in PRCMU firmware
* @NO_TRANSITION: No power state transition
* @APEXECUTE_TO_APSLEEP: Power state transition from ApExecute to ApSleep
* @APIDLE_TO_APSLEEP: Power state transition from ApIdle to ApSleep
* @APBOOT_TO_APEXECUTE: Power state transition from ApBoot to ApExecute
* @APEXECUTE_TO_APDEEPSLEEP: Power state transition from ApExecute to
* ApDeepSleep
* @APEXECUTE_TO_APIDLE: Power state transition from ApExecute to ApIdle
*/
enum ap_pwrst_trans {
NO_TRANSITION = 0x00,
APEXECUTE_TO_APSLEEP = 0x01,
APIDLE_TO_APSLEEP = 0x02, /* To be removed */
PRCMU_AP_SLEEP = 0x01,
APBOOT_TO_APEXECUTE = 0x03,
APEXECUTE_TO_APDEEPSLEEP = 0x04, /* To be removed */
PRCMU_AP_DEEP_SLEEP = 0x04,
APEXECUTE_TO_APIDLE = 0x05, /* To be removed */
PRCMU_AP_IDLE = 0x05,
PRCMU_AP_DEEP_IDLE = 0x07,
};
/**
* 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
* @HW_OFF_RAMRET: The hardware accelerator must be switched off with its
* internal RAM in retention
* @HW_ON: The hwa hardware accelerator hwa must be switched on
*
* NOTE! Deprecated, to be removed when all users switched over to use the
* regulator API.
*/
enum hw_acc_state {
HW_NO_CHANGE = 0x00,
HW_OFF = 0x01,
HW_OFF_RAMRET = 0x02,
HW_ON = 0x04
};
/**
* enum mbox_2_arm_stat - Status messages definition for mbox_arm
* @BOOT_TO_EXECUTEOK: The apBoot to apExecute state transition has been
* completed
* @DEEPSLEEPOK: The apExecute to apDeepSleep state transition has been
* completed
* @SLEEPOK: The apExecute to apSleep state transition has been completed
* @IDLEOK: The apExecute to apIdle state transition has been completed
* @SOFTRESETOK: The A9 watchdog/ SoftReset state has been completed
* @SOFTRESETGO : The A9 watchdog/SoftReset state is on going
* @BOOT_TO_EXECUTE: The apBoot to apExecute state transition is on going
* @EXECUTE_TO_DEEPSLEEP: The apExecute to apDeepSleep state transition is on
* going
* @DEEPSLEEP_TO_EXECUTE: The apDeepSleep to apExecute state transition is on
* going
* @DEEPSLEEP_TO_EXECUTEOK: The apDeepSleep to apExecute state transition has
* been completed
* @EXECUTE_TO_SLEEP: The apExecute to apSleep state transition is on going
* @SLEEP_TO_EXECUTE: The apSleep to apExecute state transition is on going
* @SLEEP_TO_EXECUTEOK: The apSleep to apExecute state transition has been
* completed
* @EXECUTE_TO_IDLE: The apExecute to apIdle state transition is on going
* @IDLE_TO_EXECUTE: The apIdle to apExecute state transition is on going
* @IDLE_TO_EXECUTEOK: The apIdle to apExecute state transition has been
* completed
* @INIT_STATUS: Status init
*/
enum ap_pwrsttr_status {
BOOT_TO_EXECUTEOK = 0xFF,
DEEPSLEEPOK = 0xFE,
SLEEPOK = 0xFD,
IDLEOK = 0xFC,
SOFTRESETOK = 0xFB,
SOFTRESETGO = 0xFA,
BOOT_TO_EXECUTE = 0xF9,
EXECUTE_TO_DEEPSLEEP = 0xF8,
DEEPSLEEP_TO_EXECUTE = 0xF7,
DEEPSLEEP_TO_EXECUTEOK = 0xF6,
EXECUTE_TO_SLEEP = 0xF5,
SLEEP_TO_EXECUTE = 0xF4,
SLEEP_TO_EXECUTEOK = 0xF3,
EXECUTE_TO_IDLE = 0xF2,
IDLE_TO_EXECUTE = 0xF1,
IDLE_TO_EXECUTEOK = 0xF0,
RDYTODS_RETURNTOEXE = 0xEF,
NORDYTODS_RETURNTOEXE = 0xEE,
EXETOSLEEP_RETURNTOEXE = 0xED,
EXETOIDLE_RETURNTOEXE = 0xEC,
INIT_STATUS = 0xEB,
/*error messages */
INITERROR = 0x00,
PLLARMLOCKP_ER = 0x01,
PLLDDRLOCKP_ER = 0x02,
PLLSOCLOCKP_ER = 0x03,
PLLSOCK1LOCKP_ER = 0x04,
ARMWFI_ER = 0x05,
SYSCLKOK_ER = 0x06,
I2C_NACK_DATA_ER = 0x07,
BOOT_ER = 0x08,
I2C_STATUS_ALWAYS_1 = 0x0A,
I2C_NACK_REG_ADDR_ER = 0x0B,
I2C_NACK_DATA0123_ER = 0x1B,
I2C_NACK_ADDR_ER = 0x1F,
CURAPPWRSTISNOT_BOOT = 0x20,
CURAPPWRSTISNOT_EXECUTE = 0x21,
CURAPPWRSTISNOT_SLEEPMODE = 0x22,
CURAPPWRSTISNOT_CORRECTFORIT10 = 0x23,
FIFO4500WUISNOT_WUPEVENT = 0x24,
PLL32KLOCKP_ER = 0x29,
DDRDEEPSLEEPOK_ER = 0x2A,
ROMCODEREADY_ER = 0x50,
WUPBEFOREDS = 0x51,
DDRCONFIG_ER = 0x52,
WUPBEFORESLEEP = 0x53,
WUPBEFOREIDLE = 0x54
}; /* earlier called as mbox_2_arm_stat */
/**
* enum dvfs_stat - DVFS status messages definition
* @DVFS_GO: A state transition DVFS is on going
* @DVFS_ARM100OPPOK: The state transition DVFS has been completed for 100OPP
* @DVFS_ARM50OPPOK: The state transition DVFS has been completed for 50OPP
* @DVFS_ARMEXTCLKOK: The state transition DVFS has been completed for EXTCLK
* @DVFS_NOCHGTCLKOK: The state transition DVFS has been completed for
* NOCHGCLK
* @DVFS_INITSTATUS: Value init
*/
enum dvfs_stat {
DVFS_GO = 0xFF,
DVFS_ARM100OPPOK = 0xFE,
DVFS_ARM50OPPOK = 0xFD,
DVFS_ARMEXTCLKOK = 0xFC,
DVFS_NOCHGTCLKOK = 0xFB,
DVFS_INITSTATUS = 0x00
};
/**
* enum sva_mmdsp_stat - SVA MMDSP status messages
* @SVA_MMDSP_GO: SVAMMDSP interrupt has happened
* @SVA_MMDSP_INIT: Status init
*/
enum sva_mmdsp_stat {
SVA_MMDSP_GO = 0xFF,
SVA_MMDSP_INIT = 0x00
};
/**
* enum sia_mmdsp_stat - SIA MMDSP status messages
* @SIA_MMDSP_GO: SIAMMDSP interrupt has happened
* @SIA_MMDSP_INIT: Status init
*/
enum sia_mmdsp_stat {
SIA_MMDSP_GO = 0xFF,
SIA_MMDSP_INIT = 0x00
};
/**
* enum mbox_to_arm_err - Error messages definition
* @INIT_ERR: Init value
* @PLLARMLOCKP_ERR: PLLARM has not been correctly locked in given time
* @PLLDDRLOCKP_ERR: PLLDDR has not been correctly locked in the given time
* @PLLSOC0LOCKP_ERR: PLLSOC0 has not been correctly locked in the given time
* @PLLSOC1LOCKP_ERR: PLLSOC1 has not been correctly locked in the given time
* @ARMWFI_ERR: The ARM WFI has not been correctly executed in the given time
* @SYSCLKOK_ERR: The SYSCLK is not available in the given time
* @BOOT_ERR: Romcode has not validated the XP70 self reset in the given time
* @ROMCODESAVECONTEXT: The Romcode didn.t correctly save it secure context
* @VARMHIGHSPEEDVALTO_ERR: The ARM high speed supply value transfered
* through I2C has not been correctly executed in the given time
* @VARMHIGHSPEEDACCESS_ERR: The command value of VarmHighSpeedVal transfered
* through I2C has not been correctly executed in the given time
* @VARMLOWSPEEDVALTO_ERR:The ARM low speed supply value transfered through
* I2C has not been correctly executed in the given time
* @VARMLOWSPEEDACCESS_ERR: The command value of VarmLowSpeedVal transfered
* through I2C has not been correctly executed in the given time
* @VARMRETENTIONVALTO_ERR: The ARM retention supply value transfered through
* I2C has not been correctly executed in the given time
* @VARMRETENTIONACCESS_ERR: The command value of VarmRetentionVal transfered
* through I2C has not been correctly executed in the given time
* @VAPEHIGHSPEEDVALTO_ERR: The APE highspeed supply value transfered through
* I2C has not been correctly executed in the given time
* @VSAFEHPVALTO_ERR: The SAFE high power supply value transfered through I2C
* has not been correctly executed in the given time
* @VMODSEL1VALTO_ERR: The MODEM sel1 supply value transfered through I2C has
* not been correctly executed in the given time
* @VMODSEL2VALTO_ERR: The MODEM sel2 supply value transfered through I2C has
* not been correctly executed in the given time
* @VARMOFFACCESS_ERR: The command value of Varm ON/OFF transfered through
* I2C has not been correctly executed in the given time
* @VAPEOFFACCESS_ERR: The command value of Vape ON/OFF transfered through
* I2C has not been correctly executed in the given time
* @VARMRETACCES_ERR: The command value of Varm retention ON/OFF transfered
* through I2C has not been correctly executed in the given time
* @CURAPPWRSTISNOTBOOT:Generated when Arm want to do power state transition
* ApBoot to ApExecute but the power current state is not Apboot
* @CURAPPWRSTISNOTEXECUTE: Generated when Arm want to do power state
* transition from ApExecute to others power state but the
* power current state is not ApExecute
* @CURAPPWRSTISNOTSLEEPMODE: Generated when wake up events are transmitted
* but the power current state is not ApDeepSleep/ApSleep/ApIdle
* @CURAPPWRSTISNOTCORRECTDBG: Generated when wake up events are transmitted
* but the power current state is not correct
* @ARMREGU1VALTO_ERR:The ArmRegu1 value transferred through I2C has not
* been correctly executed in the given time
* @ARMREGU2VALTO_ERR: The ArmRegu2 value transferred through I2C has not
* been correctly executed in the given time
* @VAPEREGUVALTO_ERR: The VApeRegu value transfered through I2C has not
* been correctly executed in the given time
* @VSMPS3REGUVALTO_ERR: The VSmps3Regu value transfered through I2C has not
* been correctly executed in the given time
* @VMODREGUVALTO_ERR: The VModemRegu value transfered through I2C has not
* been correctly executed in the given time
*/
enum mbox_to_arm_err {
INIT_ERR = 0x00,
PLLARMLOCKP_ERR = 0x01,
PLLDDRLOCKP_ERR = 0x02,
PLLSOC0LOCKP_ERR = 0x03,
PLLSOC1LOCKP_ERR = 0x04,
ARMWFI_ERR = 0x05,
SYSCLKOK_ERR = 0x06,
BOOT_ERR = 0x07,
ROMCODESAVECONTEXT = 0x08,
VARMHIGHSPEEDVALTO_ERR = 0x10,
VARMHIGHSPEEDACCESS_ERR = 0x11,
VARMLOWSPEEDVALTO_ERR = 0x12,
VARMLOWSPEEDACCESS_ERR = 0x13,
VARMRETENTIONVALTO_ERR = 0x14,
VARMRETENTIONACCESS_ERR = 0x15,
VAPEHIGHSPEEDVALTO_ERR = 0x16,
VSAFEHPVALTO_ERR = 0x17,
VMODSEL1VALTO_ERR = 0x18,
VMODSEL2VALTO_ERR = 0x19,
VARMOFFACCESS_ERR = 0x1A,
VAPEOFFACCESS_ERR = 0x1B,
VARMRETACCES_ERR = 0x1C,
CURAPPWRSTISNOTBOOT = 0x20,
CURAPPWRSTISNOTEXECUTE = 0x21,
CURAPPWRSTISNOTSLEEPMODE = 0x22,
CURAPPWRSTISNOTCORRECTDBG = 0x23,
ARMREGU1VALTO_ERR = 0x24,
ARMREGU2VALTO_ERR = 0x25,
VAPEREGUVALTO_ERR = 0x26,
VSMPS3REGUVALTO_ERR = 0x27,
VMODREGUVALTO_ERR = 0x28
};
enum hw_acc {
SVAMMDSP = 0,
SVAPIPE = 1,
SIAMMDSP = 2,
SIAPIPE = 3,
SGA = 4,
B2R2MCDE = 5,
ESRAM12 = 6,
ESRAM34 = 7,
};
enum cs_pwrmgt {
PWRDNCS0 = 0,
WKUPCS0 = 1,
PWRDNCS1 = 2,
WKUPCS1 = 3
};
/* Defs related to autonomous power management */
/**
* enum sia_sva_pwr_policy - Power policy
* @NO_CHGT: No change
* @DSPOFF_HWPOFF:
* @DSPOFFRAMRET_HWPOFF:
* @DSPCLKOFF_HWPOFF:
* @DSPCLKOFF_HWPCLKOFF:
*
*/
enum sia_sva_pwr_policy {
NO_CHGT = 0x0,
DSPOFF_HWPOFF = 0x1,
DSPOFFRAMRET_HWPOFF = 0x2,
DSPCLKOFF_HWPOFF = 0x3,
DSPCLKOFF_HWPCLKOFF = 0x4,
};
/**
* enum auto_enable - Auto Power enable
* @AUTO_OFF:
* @AUTO_ON:
*
*/
enum auto_enable {
AUTO_OFF = 0x0,
AUTO_ON = 0x1,
};
/* 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
* @HW_ACC_SVAPIPE: for SVAPIPE
* @HW_ACC_SIAMMDSP: for SIAMMDSP
* @HW_ACC_SIAPIPE: for SIAPIPE
* @HW_ACC_SGA: for SGA
* @HW_ACC_B2R2: for B2R2
* @HW_ACC_MCDE: for MCDE
* @HW_ACC_ESRAM1: for ESRAM1
* @HW_ACC_ESRAM2: for ESRAM2
* @HW_ACC_ESRAM3: for ESRAM3
* @HW_ACC_ESRAM4: for ESRAM4
* @NUM_HW_ACC: number of hardware accelerators
*
* Different hw accelerators which can be turned ON/
* OFF or put into retention (MMDSPs and ESRAMs).
* Used with EPOD API.
*
* NOTE! Deprecated, to be removed when all users switched over to use the
* regulator API.
*/
enum hw_acc_dev {
HW_ACC_SVAMMDSP,
HW_ACC_SVAPIPE,
HW_ACC_SIAMMDSP,
HW_ACC_SIAPIPE,
HW_ACC_SGA,
HW_ACC_B2R2,
HW_ACC_MCDE,
HW_ACC_ESRAM1,
HW_ACC_ESRAM2,
HW_ACC_ESRAM3,
HW_ACC_ESRAM4,
NUM_HW_ACC
};
/*
* 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.
*/
#define PRCMU_AUTO_PM_OFF 0
#define PRCMU_AUTO_PM_ON 1
#define PRCMU_AUTO_PM_POWER_ON_HSEM BIT(0)
#define PRCMU_AUTO_PM_POWER_ON_ABB_FIFO_IT BIT(1)
enum prcmu_auto_pm_policy {
PRCMU_AUTO_PM_POLICY_NO_CHANGE,
PRCMU_AUTO_PM_POLICY_DSP_OFF_HWP_OFF,
PRCMU_AUTO_PM_POLICY_DSP_OFF_RAMRET_HWP_OFF,
PRCMU_AUTO_PM_POLICY_DSP_CLK_OFF_HWP_OFF,
PRCMU_AUTO_PM_POLICY_DSP_CLK_OFF_HWP_CLK_OFF,
};
/**
* struct prcmu_auto_pm_config - Autonomous power management configuration.
* @sia_auto_pm_enable: SIA autonomous pm enable. (PRCMU_AUTO_PM_{OFF,ON})
* @sia_power_on: SIA power ON enable. (PRCMU_AUTO_PM_POWER_ON_* bitmask)
* @sia_policy: SIA power policy. (enum prcmu_auto_pm_policy)
* @sva_auto_pm_enable: SVA autonomous pm enable. (PRCMU_AUTO_PM_{OFF,ON})
* @sva_power_on: SVA power ON enable. (PRCMU_AUTO_PM_POWER_ON_* bitmask)
* @sva_policy: SVA power policy. (enum prcmu_auto_pm_policy)
*/
struct prcmu_auto_pm_config {
u8 sia_auto_pm_enable;
u8 sia_power_on;
u8 sia_policy;
u8 sva_auto_pm_enable;
u8 sva_power_on;
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
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);
int prcmu_get_ape_opp(void);
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);
int prcmu_stop_temp_sense(void);
int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
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);
#else /* !CONFIG_MFD_DB8500_PRCMU */
static inline int prcmu_set_rc_a2p(enum romcode_write code)
{
return 0;
}
static inline enum romcode_read prcmu_get_rc_p2a(void)
{
return INIT;
}
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)
{
return false;
}
static bool prcmu_is_u8400(void)
{
return false;
}
static inline int prcmu_set_ape_opp(u8 opp)
{
return 0;
}
static inline int prcmu_get_ape_opp(void)
{
return APE_100_OPP;
}
static inline int prcmu_request_ape_opp_100_voltage(bool enable)
{
return 0;
}
static inline int prcmu_release_usb_wakeup_state(void)
{
return 0;
}
static inline int prcmu_set_ddr_opp(u8 opp)
{
return 0;
}
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;
}
static inline void prcmu_configure_auto_pm(struct prcmu_auto_pm_config *sleep,
struct prcmu_auto_pm_config *idle)
{
}
static inline bool prcmu_is_auto_pm_enabled(void)
{
return false;
}
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;
}
static inline int prcmu_config_hotmon(u8 low, u8 high)
{
return 0;
}
static inline int prcmu_start_temp_sense(u16 cycles32k)
{
return 0;
}
static inline int prcmu_stop_temp_sense(void)
{
return 0;
}
static inline int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size)
{
return -ENOSYS;
}
static inline int prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size)
{
return -ENOSYS;
}
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)
{
return false;
}
#ifndef CONFIG_UX500_SOC_DB5500
static inline int prcmu_set_display_clocks(void)
{
return 0;
}
static inline int prcmu_disable_dsipll(void)
{
return 0;
}
static inline int prcmu_enable_dsipll(void)
{
return 0;
}
#endif
static inline int prcmu_enable_spi2(void)
{
return 0;
}
static inline int prcmu_disable_spi2(void)
{
return 0;
}
#endif /* !CONFIG_MFD_DB8500_PRCMU */
#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)
{
return 0;
}
static inline int prcmu_qos_add_requirement(int prcmu_qos_class,
char *name, s32 value)
{
return 0;
}
static inline int prcmu_qos_update_requirement(int prcmu_qos_class,
char *name, s32 new_value)
{
return 0;
}
static inline void prcmu_qos_remove_requirement(int prcmu_qos_class, char *name)
{
}
static inline int prcmu_qos_add_notifier(int prcmu_qos_class,
struct notifier_block *notifier)
{
return 0;
}
static inline int prcmu_qos_remove_notifier(int prcmu_qos_class,
struct notifier_block *notifier)
{
return 0;
}
#endif
#endif /* __MFD_DB8500_PRCMU_H */