diff options
| -rw-r--r-- | drivers/mfd/palmas.c | 13 | ||||
| -rw-r--r-- | include/linux/mfd/palmas.h | 172 |
2 files changed, 185 insertions, 0 deletions
diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c index 942d1d3813a5..7c1a1942d334 100644 --- a/drivers/mfd/palmas.c +++ b/drivers/mfd/palmas.c @@ -389,6 +389,19 @@ static int __devinit palmas_i2c_probe(struct i2c_client *i2c, children[PALMAS_PMIC_ID].platform_data = pdata->pmic_pdata; children[PALMAS_PMIC_ID].pdata_size = sizeof(*pdata->pmic_pdata); + children[PALMAS_GPADC_ID].platform_data = pdata->gpadc_pdata; + children[PALMAS_GPADC_ID].pdata_size = sizeof(*pdata->gpadc_pdata); + + children[PALMAS_RESOURCE_ID].platform_data = pdata->resource_pdata; + children[PALMAS_RESOURCE_ID].pdata_size = + sizeof(*pdata->resource_pdata); + + children[PALMAS_USB_ID].platform_data = pdata->usb_pdata; + children[PALMAS_USB_ID].pdata_size = sizeof(*pdata->usb_pdata); + + children[PALMAS_CLK_ID].platform_data = pdata->clk_pdata; + children[PALMAS_CLK_ID].pdata_size = sizeof(*pdata->clk_pdata); + ret = mfd_add_devices(palmas->dev, -1, children, ARRAY_SIZE(palmas_children), NULL, regmap_irq_chip_get_base(palmas->irq_data), diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h index 9cbc642d40ad..cfbf79464c19 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 * @@ -120,8 +143,53 @@ struct palmas_pmic_platform_data { /* 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 +206,49 @@ 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 */ @@ -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) |
