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M7350/kernel/include/linux/mfd/db8500-prcmu.h

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M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
/*
* 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/bitops.h>
/*
* Registers
*/
#define DB8500_PRCM_GPIOCR 0x138
#define DB8500_PRCM_GPIOCR_DBG_UARTMOD_CMD0 BIT(0)
#define DB8500_PRCM_GPIOCR_DBG_STM_APE_CMD BIT(9)
#define DB8500_PRCM_GPIOCR_DBG_STM_MOD_CMD1 BIT(11)
#define DB8500_PRCM_GPIOCR_SPI2_SELECT BIT(23)
#define DB8500_PRCM_LINE_VALUE 0x170
#define DB8500_PRCM_LINE_VALUE_HSI_CAWAKE0 BIT(3)
#define DB8500_PRCM_DSI_SW_RESET 0x324
#define DB8500_PRCM_DSI_SW_RESET_DSI0_SW_RESETN BIT(0)
#define DB8500_PRCM_DSI_SW_RESET_DSI1_SW_RESETN BIT(1)
#define DB8500_PRCM_DSI_SW_RESET_DSI2_SW_RESETN BIT(2)
/* 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 {
PRCMU_AP_NO_CHANGE = 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 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 */
/**
* enum prcmu_power_status - results from set_power_state
* @PRCMU_SLEEP_OK: Sleep went ok
* @PRCMU_DEEP_SLEEP_OK: DeepSleep went ok
* @PRCMU_IDLE_OK: Idle went ok
* @PRCMU_DEEPIDLE_OK: DeepIdle went ok
* @PRCMU_PRCMU2ARMPENDINGIT_ER: Pending interrupt detected
* @PRCMU_ARMPENDINGIT_ER: Pending interrupt detected
*
*/
enum prcmu_power_status {
PRCMU_SLEEP_OK = 0xf3,
PRCMU_DEEP_SLEEP_OK = 0xf6,
PRCMU_IDLE_OK = 0xf0,
PRCMU_DEEPIDLE_OK = 0xe3,
PRCMU_PRCMU2ARMPENDINGIT_ER = 0x91,
PRCMU_ARMPENDINGIT_ER = 0x93,
};
/*
* 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;
};
#define PRCMU_FW_PROJECT_U8500 2
#define PRCMU_FW_PROJECT_U9500 4
#define PRCMU_FW_PROJECT_U8500_C2 7
#define PRCMU_FW_PROJECT_U9500_C2 11
#define PRCMU_FW_PROJECT_U8520 13
#define PRCMU_FW_PROJECT_U8420 14
struct prcmu_fw_version {
u8 project;
u8 api_version;
u8 func_version;
u8 errata;
};
#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);
bool prcmu_has_arm_maxopp(void);
struct prcmu_fw_version *prcmu_get_fw_version(void);
int prcmu_request_ape_opp_100_voltage(bool enable);
int prcmu_release_usb_wakeup_state(void);
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_set_clock_divider(u8 clock, u8 divider);
int db8500_prcmu_config_hotdog(u8 threshold);
int db8500_prcmu_config_hotmon(u8 low, u8 high);
int db8500_prcmu_start_temp_sense(u16 cycles32k);
int db8500_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 db8500_prcmu_modem_reset(void);
int db8500_prcmu_config_a9wdog(u8 num, bool sleep_auto_off);
int db8500_prcmu_enable_a9wdog(u8 id);
int db8500_prcmu_disable_a9wdog(u8 id);
int db8500_prcmu_kick_a9wdog(u8 id);
int db8500_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);
u8 db8500_prcmu_get_power_state_result(void);
int db8500_prcmu_gic_decouple(void);
int db8500_prcmu_gic_recouple(void);
int db8500_prcmu_copy_gic_settings(void);
bool db8500_prcmu_gic_pending_irq(void);
bool db8500_prcmu_pending_irq(void);
bool db8500_prcmu_is_cpu_in_wfi(int cpu);
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);
int db8500_prcmu_set_ape_opp(u8 opp);
int db8500_prcmu_get_ape_opp(void);
int db8500_prcmu_set_ddr_opp(u8 opp);
int db8500_prcmu_get_ddr_opp(void);
u32 db8500_prcmu_read(unsigned int reg);
void db8500_prcmu_write(unsigned int reg, u32 value);
void db8500_prcmu_write_masked(unsigned int reg, u32 mask, u32 value);
#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;
}
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 bool prcmu_has_arm_maxopp(void)
{
return false;
}
static inline struct prcmu_fw_version *prcmu_get_fw_version(void)
{
return NULL;
}
static inline int db8500_prcmu_set_ape_opp(u8 opp)
{
return 0;
}
static inline int db8500_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 db8500_prcmu_set_ddr_opp(u8 opp)
{
return 0;
}
static inline int db8500_prcmu_get_ddr_opp(void)
{
return DDR_100_OPP;
}
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_set_clock_divider(u8 clock, u8 divider)
{
return 0;
}
static inline int db8500_prcmu_config_hotdog(u8 threshold)
{
return 0;
}
static inline int db8500_prcmu_config_hotmon(u8 low, u8 high)
{
return 0;
}
static inline int db8500_prcmu_start_temp_sense(u16 cycles32k)
{
return 0;
}
static inline int db8500_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 db8500_prcmu_modem_reset(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 u8 db8500_prcmu_get_power_state_result(void)
{
return 0;
}
static inline void db8500_prcmu_enable_wakeups(u32 wakeups) {}
static inline int db8500_prcmu_set_epod(u16 epod_id, u8 epod_state)
{
return 0;
}
static inline int db8500_prcmu_request_clock(u8 clock, bool enable)
{
return 0;
}
static inline int db8500_prcmu_set_display_clocks(void)
{
return 0;
}
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) {}
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 db8500_prcmu_config_a9wdog(u8 num, bool sleep_auto_off)
{
return 0;
}
static inline int db8500_prcmu_enable_a9wdog(u8 id)
{
return 0;
}
static inline int db8500_prcmu_disable_a9wdog(u8 id)
{
return 0;
}
static inline int db8500_prcmu_kick_a9wdog(u8 id)
{
return 0;
}
static inline int db8500_prcmu_load_a9wdog(u8 id, u32 val)
{
return 0;
}
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;
}
static inline u32 db8500_prcmu_read(unsigned int reg)
{
return 0;
}
static inline void db8500_prcmu_write(unsigned int reg, u32 value) {}
static inline void db8500_prcmu_write_masked(unsigned int reg, u32 mask,
u32 value) {}
#endif /* !CONFIG_MFD_DB8500_PRCMU */
#endif /* __MFD_DB8500_PRCMU_H */
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