diff options
Diffstat (limited to 'drivers/hwmon/lis3lv02d.h')
| -rw-r--r-- | drivers/hwmon/lis3lv02d.h | 47 |
1 files changed, 42 insertions, 5 deletions
diff --git a/drivers/hwmon/lis3lv02d.h b/drivers/hwmon/lis3lv02d.h index 854091380e3..a1939589eb2 100644 --- a/drivers/hwmon/lis3lv02d.h +++ b/drivers/hwmon/lis3lv02d.h @@ -20,6 +20,7 @@ */ #include <linux/platform_device.h> #include <linux/input-polldev.h> +#include <linux/regulator/consumer.h> /* * This driver tries to support the "digital" accelerometer chips from @@ -45,6 +46,7 @@ enum lis3_reg { CTRL_REG1 = 0x20, CTRL_REG2 = 0x21, CTRL_REG3 = 0x22, + CTRL_REG4 = 0x23, HP_FILTER_RESET = 0x23, STATUS_REG = 0x27, OUTX_L = 0x28, @@ -93,6 +95,7 @@ enum lis3lv02d_reg { }; enum lis3_who_am_i { + WAI_3DC = 0x33, /* 8 bits: LIS3DC, HP3DC */ WAI_12B = 0x3A, /* 12 bits: LIS3LV02D[LQ]... */ WAI_8B = 0x3B, /* 8 bits: LIS[23]02D[LQ]... */ WAI_6B = 0x52, /* 6 bits: LIS331DLF - not supported */ @@ -118,6 +121,13 @@ enum lis3lv02d_ctrl1_8b { CTRL1_DR = 0x80, }; +enum lis3lv02d_ctrl1_3dc { + CTRL1_ODR0 = 0x10, + CTRL1_ODR1 = 0x20, + CTRL1_ODR2 = 0x40, + CTRL1_ODR3 = 0x80, +}; + enum lis3lv02d_ctrl2 { CTRL2_DAS = 0x01, CTRL2_SIM = 0x02, @@ -129,9 +139,18 @@ enum lis3lv02d_ctrl2 { CTRL2_FS = 0x80, /* Full Scale selection */ }; +enum lis3lv02d_ctrl4_3dc { + CTRL4_SIM = 0x01, + CTRL4_ST0 = 0x02, + CTRL4_ST1 = 0x04, + CTRL4_FS0 = 0x10, + CTRL4_FS1 = 0x20, +}; + enum lis302d_ctrl2 { HP_FF_WU2 = 0x08, HP_FF_WU1 = 0x04, + CTRL2_BOOT_8B = 0x40, }; enum lis3lv02d_ctrl3 { @@ -206,19 +225,33 @@ enum lis3lv02d_click_src_8b { CLICK_IA = 0x40, }; -struct axis_conversion { - s8 x; - s8 y; - s8 z; +enum lis3lv02d_reg_state { + LIS3_REG_OFF = 0x00, + LIS3_REG_ON = 0x01, +}; + +union axis_conversion { + struct { + int x, y, z; + }; + int as_array[3]; + }; struct lis3lv02d { void *bus_priv; /* used by the bus layer only */ + struct device *pm_dev; /* for pm_runtime purposes */ int (*init) (struct lis3lv02d *lis3); int (*write) (struct lis3lv02d *lis3, int reg, u8 val); int (*read) (struct lis3lv02d *lis3, int reg, u8 *ret); + int (*blkread) (struct lis3lv02d *lis3, int reg, int len, u8 *ret); + int (*reg_ctrl) (struct lis3lv02d *lis3, bool state); int *odrs; /* Supported output data rates */ + u8 *regs; /* Regs to store / restore */ + int regs_size; + u8 *reg_cache; + bool regs_stored; u8 odr_mask; /* ODR bit mask */ u8 whoami; /* indicates measurement precision */ s16 (*read_data) (struct lis3lv02d *lis3, int reg); @@ -231,14 +264,18 @@ struct lis3lv02d { struct input_polled_dev *idev; /* input device */ struct platform_device *pdev; /* platform device */ + struct regulator_bulk_data regulators[2]; atomic_t count; /* interrupt count after last read */ - struct axis_conversion ac; /* hw -> logical axis */ + union axis_conversion ac; /* hw -> logical axis */ int mapped_btns[3]; u32 irq; /* IRQ number */ struct fasync_struct *async_queue; /* queue for the misc device */ wait_queue_head_t misc_wait; /* Wait queue for the misc device */ unsigned long misc_opened; /* bit0: whether the device is open */ + int data_ready_count[2]; + atomic_t wake_thread; + unsigned char irq_cfg; struct lis3lv02d_platform_data *pdata; /* for passing board config */ struct mutex mutex; /* Serialize poll and selftest */ |