| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _TSC200X_CORE_H |
| #define _TSC200X_CORE_H |
| |
| /* control byte 1 */ |
| #define TSC200X_CMD 0x80 |
| #define TSC200X_CMD_NORMAL 0x00 |
| #define TSC200X_CMD_STOP 0x01 |
| #define TSC200X_CMD_12BIT 0x04 |
| |
| /* control byte 0 */ |
| #define TSC200X_REG_READ 0x01 /* R/W access */ |
| #define TSC200X_REG_PND0 0x02 /* Power Not Down Control */ |
| #define TSC200X_REG_X (0x0 << 3) |
| #define TSC200X_REG_Y (0x1 << 3) |
| #define TSC200X_REG_Z1 (0x2 << 3) |
| #define TSC200X_REG_Z2 (0x3 << 3) |
| #define TSC200X_REG_AUX (0x4 << 3) |
| #define TSC200X_REG_TEMP1 (0x5 << 3) |
| #define TSC200X_REG_TEMP2 (0x6 << 3) |
| #define TSC200X_REG_STATUS (0x7 << 3) |
| #define TSC200X_REG_AUX_HIGH (0x8 << 3) |
| #define TSC200X_REG_AUX_LOW (0x9 << 3) |
| #define TSC200X_REG_TEMP_HIGH (0xA << 3) |
| #define TSC200X_REG_TEMP_LOW (0xB << 3) |
| #define TSC200X_REG_CFR0 (0xC << 3) |
| #define TSC200X_REG_CFR1 (0xD << 3) |
| #define TSC200X_REG_CFR2 (0xE << 3) |
| #define TSC200X_REG_CONV_FUNC (0xF << 3) |
| |
| /* configuration register 0 */ |
| #define TSC200X_CFR0_PRECHARGE_276US 0x0040 |
| #define TSC200X_CFR0_STABTIME_1MS 0x0300 |
| #define TSC200X_CFR0_CLOCK_1MHZ 0x1000 |
| #define TSC200X_CFR0_RESOLUTION12 0x2000 |
| #define TSC200X_CFR0_PENMODE 0x8000 |
| #define TSC200X_CFR0_INITVALUE (TSC200X_CFR0_STABTIME_1MS | \ |
| TSC200X_CFR0_CLOCK_1MHZ | \ |
| TSC200X_CFR0_RESOLUTION12 | \ |
| TSC200X_CFR0_PRECHARGE_276US | \ |
| TSC200X_CFR0_PENMODE) |
| |
| /* bits common to both read and write of configuration register 0 */ |
| #define TSC200X_CFR0_RW_MASK 0x3fff |
| |
| /* configuration register 1 */ |
| #define TSC200X_CFR1_BATCHDELAY_4MS 0x0003 |
| #define TSC200X_CFR1_INITVALUE TSC200X_CFR1_BATCHDELAY_4MS |
| |
| /* configuration register 2 */ |
| #define TSC200X_CFR2_MAVE_Z 0x0004 |
| #define TSC200X_CFR2_MAVE_Y 0x0008 |
| #define TSC200X_CFR2_MAVE_X 0x0010 |
| #define TSC200X_CFR2_AVG_7 0x0800 |
| #define TSC200X_CFR2_MEDIUM_15 0x3000 |
| #define TSC200X_CFR2_INITVALUE (TSC200X_CFR2_MAVE_X | \ |
| TSC200X_CFR2_MAVE_Y | \ |
| TSC200X_CFR2_MAVE_Z | \ |
| TSC200X_CFR2_MEDIUM_15 | \ |
| TSC200X_CFR2_AVG_7) |
| |
| #define MAX_12BIT 0xfff |
| #define TSC200X_DEF_X_FUZZ 4 |
| #define TSC200X_DEF_Y_FUZZ 8 |
| #define TSC200X_DEF_P_FUZZ 2 |
| #define TSC200X_DEF_RESISTOR 280 |
| |
| #define TSC2005_SPI_MAX_SPEED_HZ 10000000 |
| #define TSC200X_PENUP_TIME_MS 40 |
| |
| extern const struct regmap_config tsc200x_regmap_config; |
| extern const struct dev_pm_ops tsc200x_pm_ops; |
| |
| int tsc200x_probe(struct device *dev, int irq, const struct input_id *tsc_id, |
| struct regmap *regmap, |
| int (*tsc200x_cmd)(struct device *dev, u8 cmd)); |
| void tsc200x_remove(struct device *dev); |
| |
| #endif |
