diff options
Diffstat (limited to 'drivers/input/touchscreen/vt1609_ts/vt1609_ts.h')
| -rwxr-xr-x | drivers/input/touchscreen/vt1609_ts/vt1609_ts.h | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/vt1609_ts/vt1609_ts.h b/drivers/input/touchscreen/vt1609_ts/vt1609_ts.h new file mode 100755 index 00000000..31210579 --- /dev/null +++ b/drivers/input/touchscreen/vt1609_ts/vt1609_ts.h @@ -0,0 +1,301 @@ +#ifndef __VT1603_TS_H__ +#define __VT1603_TS_H__ +#include <linux/mfd/vt1603/core.h> +#ifdef CONFIG_HAS_EARLYSUSPEND +#include <linux/earlysuspend.h> +#endif + +#define DEV_NAME "wmtts" +#define VT1603_DRIVER_NAME "vt1603-touch" + +#undef abs +#define abs(x) (((x)>0)?(x):(-(x))) + +#define FALSE 0 +#define TRUE 1 +#define VT1603_TS_NR_DEVS 1 +#define VT1603_TS_DEV_MAJOR 160 +#define TS_DEBOUNCE 50 +#define VT1603_FILTER_HEAD_COUNT 2 +#define VT1603_JITTER_THRESHOLD 1200//单点前后2点之间的x/y 变化最大容许值 + +#define None_TOUCH 0x00 +#define Single_TOUCH 0x01 +#define Multi_TOUCH 0x02 + +#define ADC_DATA(low, high) ((((high) & 0x0F) << 8) + (low)) + +/* touch panel type config */ +#define PANEL_TYPE_4WIRED 0x10 +#define PANEL_TYPE_5WIRED 0x11 + +/* enable calibration or not */ +#define CALIBRATION_ENABLE 0x01 +#define CALIBRATION_DISABLE 0x00 + +/* VT1603 working mode */ +#define VT1603_TS_MODE BIT1 +#define VT1603_TEMP_MODE BIT2 +#define VT1603_BAT_MODE BIT3 + +/* VT1603 touch panel state */ +#define TS_PENDOWN_STATE 0x00 +#define TS_PENUP_STATE 0x01 + +struct vt1603_ts_pos { + int x; + int y; +}; + +#define VT1603_FIFO_LEN 3 +struct vt1603_fifo{ + int head; + int full; + int buf[VT1603_FIFO_LEN]; +}; + +#define I2C_BUS 0x00 +#define SPI_BUS 0x01 + +#define VT1603_SPI_FIX_CS 0x00 +#define VT1603_SPI_FAKE_CS 0x03 +#define VT1603_SPI_BUS_0 0x00 +#define VT1603_SPI_BUS_1 0x01 +#define VT1603_MAX_SPI_CLK (20*1000*1000) +#define SPI_DEFAULT_CLK (4*1000*1000) +#define IDLE_DATA_NUM 5 + +#define VT1603_I2C_FIX_ADDR 0x1A +#define VT1603_I2C_FAKE_ADDR 0xFF +#define VT1603_TS_I2C_WCMD 0x00 +#define VT1603_TS_I2C_RCMD 0x01 +#define VT1603_TS_I2C_RWCMD 0x02 +#define VT1603_I2C_BUS_0 0x00 +#define VT1603_I2C_BUS_1 0x01 + +/////////////////////////////// +//#define TOUCH_KEY +#define KEY_DETLA 300 +#define TOUCH_KEY_NUM 4 +#define TOUCH_KEY_LED_GPIO 4 + +#define HIGH 1 +#define LOW 0 + +struct tsc_key{ + int pos; + int idx; +}; + +struct tsc_key_st{ + int key_num; + int low; + int upper; + int delta; + struct tsc_key key[TOUCH_KEY_NUM]; +}; + +enum key_idx{ + _SEARCH, + _BACK, + _HOME, + _MENU, + _MAX_NUM, +}; +///////////////////////// + +enum gpio_irq_type { + HIGH_ACTIVE = 0, + LOW_ACTIVE = 1, + RISING_EDGE_ACTIVE = 3, + FALLING_EDGE_ACTIVE = 4, + UNKOWN_TYPE = 0xFF +}; + +/* + * vt1603_ts_platform_data - vt1603 configuration data + * @panel_type: touch panel type: 4-wired or 5-wired + * @cal_en: enable calibration circuit or not + * @cal_sel: calibratin capacitor control bits + * @shfit: conversion data shfit + * @sclk_div: initial value of sclk dividor if mclk = 12.288MHZ 0x04 = 200ksps 0x08 = 100ksps + * @soc_gpio_irq: soc gpio interrupts, connect with vt1603 gpio1 + */ +struct vt1603_ts_platform_data { + u8 panel_type; + u8 cal_en; + u8 cal_sel:2; + u8 shift; + u8 sclk_div; + int soc_gpio_irq; + int gpio_num; + enum gpio_irq_type irq_type; +}; + +struct vt1609_dual_st{ + int vxy; + + int scale_x; + int scale_y; + + int F1_CNT; + int F2_CNT; + int F2T1_CNT; + int SAMPLE_CNT; + + int THR_MIN_DX; + int THR_MAX_DX; + + int exch; +}; + +struct vt1603_ts_drvdata { + struct vt1603 *tdev; + //spinlock_t spinlock; + struct mutex ts_mutex; + struct input_dev *input; + struct work_struct work; + struct delayed_work read_work; + struct delayed_work dual_work; + struct workqueue_struct *workqueue; + struct vt1603_ts_platform_data *pdata; + + int earlysus; +#ifdef CONFIG_HAS_EARLYSUSPEND + struct early_suspend earlysuspend; +#endif + char dev_id[32]; + + struct cdev cdev; + int major; + int minor; + + int gpio_irq; + + int intgpio; + + u8 pen_state; + int ts_stamp; + int hcnt; + + int resl_x; + int resl_y; + int lcd_exchg; + + int raw_x; + int raw_y; + + int dual_enable; + struct vt1609_dual_st dual_dev; + + int ledgpio; +#ifdef TOUCH_KEY + int key_idx; + int key_pressed; + int touch_key_used; + struct timer_list led_timer; + struct tsc_key_st tsc_key; +#endif + +}; + +/* VT1603 Register address */ +#define VT1603_BTHD_REG 0x78 +#define VT1603_BCLK_REG 0x88 +#define VT1603_BAEN_REG 0x04 + +#define VT1603_PWC_REG 0xC0 +#define VT1603_CR_REG 0xC1 +#define VT1603_CCCR_REG 0xC2 +#define VT1603_CDPR_REG 0xC3 +#define VT1603_TSPC_REG 0xC4 +#define VT1603_AMCR_REG 0xC7 +#define VT1603_INTCR_REG 0xC8 +#define VT1603_INTEN_REG 0xC9 +#define VT1603_INTS_REG 0xCA +#define VT1603_DCR_REG 0xCB + +#define VT1603_TODCL_REG 0xCC +#define VT1603_TODCH_REG 0xCD + +#define VT1603_DATL_REG 0xCE +#define VT1603_DATH_REG 0xCF + +#define VT1603_XPL_REG 0xD0 +#define VT1603_XPH_REG 0xD1 +#define VT1603_YPL_REG 0xD2 +#define VT1603_YPH_REG 0xD3 + +#define VT1603_BATL_REG 0xD4 +#define VT1603_BATH_REG 0xD5 + +#define VT1603_TEMPL_REG 0xD6 +#define VT1603_TEMPH_REG 0xD7 + +#define VT1603_ERR8_REG 0xD8 +#define VT1603_ERR7_REG 0xD9 +#define VT1603_ERR6_REG 0xDA +#define VT1603_ERR5_REG 0xDB +#define VT1603_ERR4_REG 0xDC +#define VT1603_ERR3_REG 0xDD +#define VT1603_ERR2_REG 0xDE +#define VT1603_ERR1_REG 0xDF + +#define VT1603_DBG8_REG 0xE0 +#define VT1603_DBG7_REG 0xE1 +#define VT1603_DBG6_REG 0xE2 +#define VT1603_DBG5_REG 0xE3 +#define VT1603_DBG4_REG 0xE4 +#define VT1603_DBG3_REG 0xE5 +#define VT1603_DBG2_REG 0xE6 +#define VT1603_DBG1_REG 0xE7 + +/* for VT1603 GPIO1 interrupt setting */ +#define VT1603_IMASK_REG27 27 +#define VT1603_IMASK_REG28 28 +#define VT1603_IMASK_REG29 29 +#define VT1603_IPOL_REG33 33 +#define VT1603_ISEL_REG36 36 + +struct vt1603_ts_cal_info { + int a1; + int b1; + int c1; + int a2; + int b2; + int c2; + int delta; +}; + +/* VT1603 TS and SAR-ADC IOCTL */ +#define VT1603_TS_IOC_MAGIC 't' + +/* for touch screen calibration */ +#define VT1603_TS_IOC_CAL_START _IO(VT1603_TS_IOC_MAGIC, 1) +#define VT1603_TS_IOC_CAL_DONE _IOW(VT1603_TS_IOC_MAGIC, 2, int *) +#define VT1603_TS_IOC_CAL_RAWDATA _IOR(VT1603_TS_IOC_MAGIC, 3, int *) +#define VT1603_TS_IOC_CAL_QUIT _IOW(VT1603_TS_IOC_MAGIC, 4, int *) + +extern int wmt_setsyspara(char *varname, unsigned char *varval); +extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlenex); + +int vt1603_clr_ts_irq(struct vt1603_ts_drvdata *ts_drv, u8 mask); +int vt1603_set_reg8(struct vt1603_ts_drvdata *ts_drv, u8 reg, u8 val); +u8 vt1603_get_reg8(struct vt1603_ts_drvdata *ts_drv, u8 reg); +void vt1603_setbits(struct vt1603_ts_drvdata *ts_drv, u8 reg, u8 mask); +void vt1603_clrbits(struct vt1603_ts_drvdata *ts_drv, u8 reg, u8 mask); + +void vt1603_ts_report_pos(struct vt1603_ts_drvdata *ts_drv, struct vt1603_ts_pos *pos); +int vt1603_ts_pos_calibration(struct vt1603_ts_drvdata *ts_drv,struct vt1603_ts_pos *to_cal); + +#ifdef TOUCH_KEY +void vt1603_ts_report_key(struct vt1603_ts_drvdata *ts_drv); +int vt1603_ts_get_key(struct vt1603_ts_drvdata *ts_drv,struct vt1603_ts_pos pos); +int set_key_led_gpio(struct vt1603_ts_drvdata *ts_drv,int val); +#endif + +int vt1603_dual_init(struct vt1603_ts_drvdata *ts_drv); +void vt1603_dual_exit(struct vt1603_ts_drvdata *ts_drv); +void vt1603_ts_dual_support(struct work_struct* work); + +#endif /* __VT1603_TS_H__ */ |