diff options
Diffstat (limited to 'include/linux/mfd/palmas.h')
| -rw-r--r-- | include/linux/mfd/palmas.h | 232 |
1 files changed, 202 insertions, 30 deletions
diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h index 9cbc642d40ad..29f6616e12f0 100644 --- a/include/linux/mfd/palmas.h +++ b/include/linux/mfd/palmas.h @@ -23,6 +23,9 @@ #define PALMAS_NUM_CLIENTS 3 struct palmas_pmic; +struct palmas_gpadc; +struct palmas_resource; +struct palmas_usb; struct palmas { struct device *dev; @@ -41,6 +44,9 @@ struct palmas { /* Child Devices */ struct palmas_pmic *pmic; + struct palmas_gpadc *gpadc; + struct palmas_resource *resource; + struct palmas_usb *usb; /* GPIO MUXing */ u8 gpio_muxed; @@ -48,6 +54,23 @@ struct palmas { u8 pwm_muxed; }; +struct palmas_gpadc_platform_data { + /* Channel 3 current source is only enabled during conversion */ + int ch3_current; + + /* Channel 0 current source can be used for battery detection. + * If used for battery detection this will cause a permanent current + * consumption depending on current level set here. + */ + int ch0_current; + + /* default BAT_REMOVAL_DAT setting on device probe */ + int bat_removal; + + /* Sets the START_POLARITY bit in the RT_CTRL register */ + int start_polarity; +}; + struct palmas_reg_init { /* warm_rest controls the voltage levels after a warm reset * @@ -107,21 +130,94 @@ struct palmas_reg_init { }; +enum palmas_regulators { + /* SMPS regulators */ + PALMAS_REG_SMPS12, + PALMAS_REG_SMPS123, + PALMAS_REG_SMPS3, + PALMAS_REG_SMPS45, + PALMAS_REG_SMPS457, + PALMAS_REG_SMPS6, + PALMAS_REG_SMPS7, + PALMAS_REG_SMPS8, + PALMAS_REG_SMPS9, + PALMAS_REG_SMPS10, + /* LDO regulators */ + PALMAS_REG_LDO1, + PALMAS_REG_LDO2, + PALMAS_REG_LDO3, + PALMAS_REG_LDO4, + PALMAS_REG_LDO5, + PALMAS_REG_LDO6, + PALMAS_REG_LDO7, + PALMAS_REG_LDO8, + PALMAS_REG_LDO9, + PALMAS_REG_LDOLN, + PALMAS_REG_LDOUSB, + /* Total number of regulators */ + PALMAS_NUM_REGS, +}; + struct palmas_pmic_platform_data { /* An array of pointers to regulator init data indexed by regulator * ID */ - struct regulator_init_data **reg_data; + struct regulator_init_data *reg_data[PALMAS_NUM_REGS]; /* An array of pointers to structures containing sleep mode and DVS * configuration for regulators indexed by ID */ - struct palmas_reg_init **reg_init; + struct palmas_reg_init *reg_init[PALMAS_NUM_REGS]; /* use LDO6 for vibrator control */ int ldo6_vibrator; +}; +struct palmas_usb_platform_data { + /* Set this if platform wishes its own vbus control */ + int no_control_vbus; + /* Do we enable the wakeup comparator on probe */ + int wakeup; +}; + +struct palmas_resource_platform_data { + int regen1_mode_sleep; + int regen2_mode_sleep; + int sysen1_mode_sleep; + int sysen2_mode_sleep; + + /* bitfield to be loaded to NSLEEP_RES_ASSIGN */ + u8 nsleep_res; + /* bitfield to be loaded to NSLEEP_SMPS_ASSIGN */ + u8 nsleep_smps; + /* bitfield to be loaded to NSLEEP_LDO_ASSIGN1 */ + u8 nsleep_ldo1; + /* bitfield to be loaded to NSLEEP_LDO_ASSIGN2 */ + u8 nsleep_ldo2; + + /* bitfield to be loaded to ENABLE1_RES_ASSIGN */ + u8 enable1_res; + /* bitfield to be loaded to ENABLE1_SMPS_ASSIGN */ + u8 enable1_smps; + /* bitfield to be loaded to ENABLE1_LDO_ASSIGN1 */ + u8 enable1_ldo1; + /* bitfield to be loaded to ENABLE1_LDO_ASSIGN2 */ + u8 enable1_ldo2; + + /* bitfield to be loaded to ENABLE2_RES_ASSIGN */ + u8 enable2_res; + /* bitfield to be loaded to ENABLE2_SMPS_ASSIGN */ + u8 enable2_smps; + /* bitfield to be loaded to ENABLE2_LDO_ASSIGN1 */ + u8 enable2_ldo1; + /* bitfield to be loaded to ENABLE2_LDO_ASSIGN2 */ + u8 enable2_ldo2; +}; + +struct palmas_clk_platform_data { + int clk32kg_mode_sleep; + int clk32kgaudio_mode_sleep; }; struct palmas_platform_data { @@ -138,8 +234,49 @@ struct palmas_platform_data { u8 pad1, pad2; struct palmas_pmic_platform_data *pmic_pdata; + struct palmas_gpadc_platform_data *gpadc_pdata; + struct palmas_usb_platform_data *usb_pdata; + struct palmas_resource_platform_data *resource_pdata; + struct palmas_clk_platform_data *clk_pdata; +}; + +struct palmas_gpadc_calibration { + s32 gain; + s32 gain_error; + s32 offset_error; }; +struct palmas_gpadc { + struct device *dev; + struct palmas *palmas; + + int ch3_current; + int ch0_current; + + int gpadc_force; + + int bat_removal; + + struct mutex reading_lock; + struct completion irq_complete; + + int eoc_sw_irq; + + struct palmas_gpadc_calibration *palmas_cal_tbl; + + int conv0_channel; + int conv1_channel; + int rt_channel; +}; + +struct palmas_gpadc_result { + s32 raw_code; + s32 corrected_code; + s32 result; +}; + +#define PALMAS_MAX_CHANNELS 16 + /* Define the palmas IRQ numbers */ enum palmas_irqs { /* INT1 registers */ @@ -182,34 +319,6 @@ enum palmas_irqs { PALMAS_NUM_IRQ, }; -enum palmas_regulators { - /* SMPS regulators */ - PALMAS_REG_SMPS12, - PALMAS_REG_SMPS123, - PALMAS_REG_SMPS3, - PALMAS_REG_SMPS45, - PALMAS_REG_SMPS457, - PALMAS_REG_SMPS6, - PALMAS_REG_SMPS7, - PALMAS_REG_SMPS8, - PALMAS_REG_SMPS9, - PALMAS_REG_SMPS10, - /* LDO regulators */ - PALMAS_REG_LDO1, - PALMAS_REG_LDO2, - PALMAS_REG_LDO3, - PALMAS_REG_LDO4, - PALMAS_REG_LDO5, - PALMAS_REG_LDO6, - PALMAS_REG_LDO7, - PALMAS_REG_LDO8, - PALMAS_REG_LDO9, - PALMAS_REG_LDOLN, - PALMAS_REG_LDOUSB, - /* Total number of regulators */ - PALMAS_NUM_REGS, -}; - struct palmas_pmic { struct palmas *palmas; struct device *dev; @@ -223,6 +332,69 @@ struct palmas_pmic { int range[PALMAS_REG_SMPS10]; }; +struct palmas_resource { + struct palmas *palmas; + struct device *dev; +}; + +struct palmas_usb { + struct palmas *palmas; + struct device *dev; + + /* for vbus reporting with irqs disabled */ + spinlock_t lock; + + struct regulator *vbus_reg; + + /* used to set vbus, in atomic path */ + struct work_struct set_vbus_work; + + int irq1; + int irq2; + int irq3; + int irq4; + + int vbus_enable; + + u8 linkstat; +}; + +#define comparator_to_palmas(x) container_of((x), struct palmas_usb, comparator) + +enum usb_irq_events { + /* Wakeup events from INT3 */ + PALMAS_USB_ID_WAKEPUP, + PALMAS_USB_VBUS_WAKEUP, + + /* ID_OTG_EVENTS */ + PALMAS_USB_ID_GND, + N_PALMAS_USB_ID_GND, + PALMAS_USB_ID_C, + N_PALMAS_USB_ID_C, + PALMAS_USB_ID_B, + N_PALMAS_USB_ID_B, + PALMAS_USB_ID_A, + N_PALMAS_USB_ID_A, + PALMAS_USB_ID_FLOAT, + N_PALMAS_USB_ID_FLOAT, + + /* VBUS_OTG_EVENTS */ + PALMAS_USB_VB_SESS_END, + N_PALMAS_USB_VB_SESS_END, + PALMAS_USB_VB_SESS_VLD, + N_PALMAS_USB_VB_SESS_VLD, + PALMAS_USB_VA_SESS_VLD, + N_PALMAS_USB_VA_SESS_VLD, + PALMAS_USB_VA_VBUS_VLD, + N_PALMAS_USB_VA_VBUS_VLD, + PALMAS_USB_VADP_SNS, + N_PALMAS_USB_VADP_SNS, + PALMAS_USB_VADP_PRB, + N_PALMAS_USB_VADP_PRB, + PALMAS_USB_VOTG_SESS_VLD, + N_PALMAS_USB_VOTG_SESS_VLD, +}; + /* defines so we can store the mux settings */ #define PALMAS_GPIO_0_MUXED (1 << 0) #define PALMAS_GPIO_1_MUXED (1 << 1) |