diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 8568ac7c7464..01e14980b9a0 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -254,36 +254,6 @@ config TOUCHSCREEN_CYTTSP_SPI
 	  To compile this driver as a module, choose M here: the
 	  module will be called cyttsp_spi.
 
-config TOUCHSCREEN_CYTTSP4_CORE
-	tristate "Cypress TrueTouch Gen4 Touchscreen Driver"
-	help
-	  Core driver for Cypress TrueTouch(tm) Standard Product
-	  Generation4 touchscreen controllers.
-
-	  Say Y here if you have a Cypress Gen4 touchscreen.
-
-	  If unsure, say N.
-
-	  To compile this driver as a module, choose M here.
-
-config TOUCHSCREEN_CYTTSP4_I2C
-	tristate "support I2C bus connection"
-	depends on TOUCHSCREEN_CYTTSP4_CORE && I2C
-	help
-	  Say Y here if the touchscreen is connected via I2C bus.
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called cyttsp4_i2c.
-
-config TOUCHSCREEN_CYTTSP4_SPI
-	tristate "support SPI bus connection"
-	depends on TOUCHSCREEN_CYTTSP4_CORE && SPI_MASTER
-	help
-	  Say Y here if the touchscreen is connected via SPI bus.
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called cyttsp4_spi.
-
 config TOUCHSCREEN_CYTTSP5
 	tristate "Cypress TrueTouch Gen5 Touchscreen Driver"
 	depends on I2C
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index 550cf6dbb9ca..d4193a701d28 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -25,11 +25,8 @@ obj-$(CONFIG_TOUCHSCREEN_CHIPONE_ICN8505)	+= chipone_icn8505.o
 obj-$(CONFIG_TOUCHSCREEN_CY8CTMA140)	+= cy8ctma140.o
 obj-$(CONFIG_TOUCHSCREEN_CY8CTMG110)	+= cy8ctmg110_ts.o
 obj-$(CONFIG_TOUCHSCREEN_CYTTSP_CORE)	+= cyttsp_core.o
-obj-$(CONFIG_TOUCHSCREEN_CYTTSP_I2C)	+= cyttsp_i2c.o cyttsp_i2c_common.o
+obj-$(CONFIG_TOUCHSCREEN_CYTTSP_I2C)	+= cyttsp_i2c.o
 obj-$(CONFIG_TOUCHSCREEN_CYTTSP_SPI)	+= cyttsp_spi.o
-obj-$(CONFIG_TOUCHSCREEN_CYTTSP4_CORE)	+= cyttsp4_core.o
-obj-$(CONFIG_TOUCHSCREEN_CYTTSP4_I2C)	+= cyttsp4_i2c.o cyttsp_i2c_common.o
-obj-$(CONFIG_TOUCHSCREEN_CYTTSP4_SPI)	+= cyttsp4_spi.o
 obj-$(CONFIG_TOUCHSCREEN_CYTTSP5)	+= cyttsp5.o
 obj-$(CONFIG_TOUCHSCREEN_DA9034)	+= da9034-ts.o
 obj-$(CONFIG_TOUCHSCREEN_DA9052)	+= da9052_tsi.o
diff --git a/drivers/input/touchscreen/cyttsp4_core.c b/drivers/input/touchscreen/cyttsp4_core.c
deleted file mode 100644
index 7cb26929dc73..000000000000
--- a/drivers/input/touchscreen/cyttsp4_core.c
+++ /dev/null
@@ -1,2174 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * cyttsp4_core.c
- * Cypress TrueTouch(TM) Standard Product V4 Core driver module.
- * For use with Cypress Txx4xx parts.
- * Supported parts include:
- * TMA4XX
- * TMA1036
- *
- * Copyright (C) 2012 Cypress Semiconductor
- *
- * Contact Cypress Semiconductor at www.cypress.com <ttdrivers@cypress.com>
- */
-
-#include "cyttsp4_core.h"
-#include <linux/delay.h>
-#include <linux/gpio.h>
-#include <linux/input/mt.h>
-#include <linux/interrupt.h>
-#include <linux/pm_runtime.h>
-#include <linux/sched.h>
-#include <linux/slab.h>
-
-/* Timeout in ms. */
-#define CY_CORE_REQUEST_EXCLUSIVE_TIMEOUT	500
-#define CY_CORE_SLEEP_REQUEST_EXCLUSIVE_TIMEOUT	5000
-#define CY_CORE_MODE_CHANGE_TIMEOUT		1000
-#define CY_CORE_RESET_AND_WAIT_TIMEOUT		500
-#define CY_CORE_WAKEUP_TIMEOUT			500
-
-#define CY_CORE_STARTUP_RETRY_COUNT		3
-
-static const char * const cyttsp4_tch_abs_string[] = {
-	[CY_TCH_X]	= "X",
-	[CY_TCH_Y]	= "Y",
-	[CY_TCH_P]	= "P",
-	[CY_TCH_T]	= "T",
-	[CY_TCH_E]	= "E",
-	[CY_TCH_O]	= "O",
-	[CY_TCH_W]	= "W",
-	[CY_TCH_MAJ]	= "MAJ",
-	[CY_TCH_MIN]	= "MIN",
-	[CY_TCH_OR]	= "OR",
-	[CY_TCH_NUM_ABS] = "INVALID"
-};
-
-static const u8 ldr_exit[] = {
-	0xFF, 0x01, 0x3B, 0x00, 0x00, 0x4F, 0x6D, 0x17
-};
-
-static const u8 ldr_err_app[] = {
-	0x01, 0x02, 0x00, 0x00, 0x55, 0xDD, 0x17
-};
-
-static inline size_t merge_bytes(u8 high, u8 low)
-{
-	return (high << 8) + low;
-}
-
-#ifdef VERBOSE_DEBUG
-static void cyttsp4_pr_buf(struct device *dev, u8 *pr_buf, u8 *dptr, int size,
-		const char *data_name)
-{
-	int i, k;
-	const char fmt[] = "%02X ";
-	int max;
-
-	if (!size)
-		return;
-
-	max = (CY_MAX_PRBUF_SIZE - 1) - sizeof(CY_PR_TRUNCATED);
-
-	pr_buf[0] = 0;
-	for (i = k = 0; i < size && k < max; i++, k += 3)
-		scnprintf(pr_buf + k, CY_MAX_PRBUF_SIZE, fmt, dptr[i]);
-
-	dev_vdbg(dev, "%s:  %s[0..%d]=%s%s\n", __func__, data_name, size - 1,
-			pr_buf, size <= max ? "" : CY_PR_TRUNCATED);
-}
-#else
-#define cyttsp4_pr_buf(dev, pr_buf, dptr, size, data_name) do { } while (0)
-#endif
-
-static int cyttsp4_load_status_regs(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	struct device *dev = cd->dev;
-	int rc;
-
-	rc = cyttsp4_adap_read(cd, CY_REG_BASE, si->si_ofs.mode_size,
-			si->xy_mode);
-	if (rc < 0)
-		dev_err(dev, "%s: fail read mode regs r=%d\n",
-			__func__, rc);
-	else
-		cyttsp4_pr_buf(dev, cd->pr_buf, si->xy_mode,
-			si->si_ofs.mode_size, "xy_mode");
-
-	return rc;
-}
-
-static int cyttsp4_handshake(struct cyttsp4 *cd, u8 mode)
-{
-	u8 cmd = mode ^ CY_HST_TOGGLE;
-	int rc;
-
-	/*
-	 * Mode change issued, handshaking now will cause endless mode change
-	 * requests, for sync mode modechange will do same with handshake
-	 * */
-	if (mode & CY_HST_MODE_CHANGE)
-		return 0;
-
-	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(cmd), &cmd);
-	if (rc < 0)
-		dev_err(cd->dev, "%s: bus write fail on handshake (ret=%d)\n",
-				__func__, rc);
-
-	return rc;
-}
-
-static int cyttsp4_hw_soft_reset(struct cyttsp4 *cd)
-{
-	u8 cmd = CY_HST_RESET;
-	int rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(cmd), &cmd);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: FAILED to execute SOFT reset\n",
-				__func__);
-		return rc;
-	}
-	return 0;
-}
-
-static int cyttsp4_hw_hard_reset(struct cyttsp4 *cd)
-{
-	if (cd->cpdata->xres) {
-		cd->cpdata->xres(cd->cpdata, cd->dev);
-		dev_dbg(cd->dev, "%s: execute HARD reset\n", __func__);
-		return 0;
-	}
-	dev_err(cd->dev, "%s: FAILED to execute HARD reset\n", __func__);
-	return -ENOSYS;
-}
-
-static int cyttsp4_hw_reset(struct cyttsp4 *cd)
-{
-	int rc = cyttsp4_hw_hard_reset(cd);
-	if (rc == -ENOSYS)
-		rc = cyttsp4_hw_soft_reset(cd);
-	return rc;
-}
-
-/*
- * Gets number of bits for a touch filed as parameter,
- * sets maximum value for field which is used as bit mask
- * and returns number of bytes required for that field
- */
-static int cyttsp4_bits_2_bytes(unsigned int nbits, size_t *max)
-{
-	*max = 1UL << nbits;
-	return (nbits + 7) / 8;
-}
-
-static int cyttsp4_si_data_offsets(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	int rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(si->si_data),
-			&si->si_data);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail read sysinfo data offsets r=%d\n",
-			__func__, rc);
-		return rc;
-	}
-
-	/* Print sysinfo data offsets */
-	cyttsp4_pr_buf(cd->dev, cd->pr_buf, (u8 *)&si->si_data,
-		       sizeof(si->si_data), "sysinfo_data_offsets");
-
-	/* convert sysinfo data offset bytes into integers */
-
-	si->si_ofs.map_sz = merge_bytes(si->si_data.map_szh,
-			si->si_data.map_szl);
-	si->si_ofs.map_sz = merge_bytes(si->si_data.map_szh,
-			si->si_data.map_szl);
-	si->si_ofs.cydata_ofs = merge_bytes(si->si_data.cydata_ofsh,
-			si->si_data.cydata_ofsl);
-	si->si_ofs.test_ofs = merge_bytes(si->si_data.test_ofsh,
-			si->si_data.test_ofsl);
-	si->si_ofs.pcfg_ofs = merge_bytes(si->si_data.pcfg_ofsh,
-			si->si_data.pcfg_ofsl);
-	si->si_ofs.opcfg_ofs = merge_bytes(si->si_data.opcfg_ofsh,
-			si->si_data.opcfg_ofsl);
-	si->si_ofs.ddata_ofs = merge_bytes(si->si_data.ddata_ofsh,
-			si->si_data.ddata_ofsl);
-	si->si_ofs.mdata_ofs = merge_bytes(si->si_data.mdata_ofsh,
-			si->si_data.mdata_ofsl);
-	return rc;
-}
-
-static int cyttsp4_si_get_cydata(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	int read_offset;
-	int mfgid_sz, calc_mfgid_sz;
-	void *p;
-	int rc;
-
-	if (si->si_ofs.test_ofs <= si->si_ofs.cydata_ofs) {
-		dev_err(cd->dev,
-			"%s: invalid offset test_ofs: %zu, cydata_ofs: %zu\n",
-			__func__, si->si_ofs.test_ofs, si->si_ofs.cydata_ofs);
-		return -EINVAL;
-	}
-
-	si->si_ofs.cydata_size = si->si_ofs.test_ofs - si->si_ofs.cydata_ofs;
-	dev_dbg(cd->dev, "%s: cydata size: %zd\n", __func__,
-			si->si_ofs.cydata_size);
-
-	p = krealloc(si->si_ptrs.cydata, si->si_ofs.cydata_size, GFP_KERNEL);
-	if (p == NULL) {
-		dev_err(cd->dev, "%s: failed to allocate cydata memory\n",
-			__func__);
-		return -ENOMEM;
-	}
-	si->si_ptrs.cydata = p;
-
-	read_offset = si->si_ofs.cydata_ofs;
-
-	/* Read the CYDA registers up to MFGID field */
-	rc = cyttsp4_adap_read(cd, read_offset,
-			offsetof(struct cyttsp4_cydata, mfgid_sz)
-				+ sizeof(si->si_ptrs.cydata->mfgid_sz),
-			si->si_ptrs.cydata);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail read cydata r=%d\n",
-			__func__, rc);
-		return rc;
-	}
-
-	/* Check MFGID size */
-	mfgid_sz = si->si_ptrs.cydata->mfgid_sz;
-	calc_mfgid_sz = si->si_ofs.cydata_size - sizeof(struct cyttsp4_cydata);
-	if (mfgid_sz != calc_mfgid_sz) {
-		dev_err(cd->dev, "%s: mismatch in MFGID size, reported:%d calculated:%d\n",
-			__func__, mfgid_sz, calc_mfgid_sz);
-		return -EINVAL;
-	}
-
-	read_offset += offsetof(struct cyttsp4_cydata, mfgid_sz)
-			+ sizeof(si->si_ptrs.cydata->mfgid_sz);
-
-	/* Read the CYDA registers for MFGID field */
-	rc = cyttsp4_adap_read(cd, read_offset, si->si_ptrs.cydata->mfgid_sz,
-			si->si_ptrs.cydata->mfg_id);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail read cydata r=%d\n",
-			__func__, rc);
-		return rc;
-	}
-
-	read_offset += si->si_ptrs.cydata->mfgid_sz;
-
-	/* Read the rest of the CYDA registers */
-	rc = cyttsp4_adap_read(cd, read_offset,
-			sizeof(struct cyttsp4_cydata)
-				- offsetof(struct cyttsp4_cydata, cyito_idh),
-			&si->si_ptrs.cydata->cyito_idh);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail read cydata r=%d\n",
-			__func__, rc);
-		return rc;
-	}
-
-	cyttsp4_pr_buf(cd->dev, cd->pr_buf, (u8 *)si->si_ptrs.cydata,
-		si->si_ofs.cydata_size, "sysinfo_cydata");
-	return rc;
-}
-
-static int cyttsp4_si_get_test_data(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	void *p;
-	int rc;
-
-	if (si->si_ofs.pcfg_ofs <= si->si_ofs.test_ofs) {
-		dev_err(cd->dev,
-			"%s: invalid offset pcfg_ofs: %zu, test_ofs: %zu\n",
-			__func__, si->si_ofs.pcfg_ofs, si->si_ofs.test_ofs);
-		return -EINVAL;
-	}
-
-	si->si_ofs.test_size = si->si_ofs.pcfg_ofs - si->si_ofs.test_ofs;
-
-	p = krealloc(si->si_ptrs.test, si->si_ofs.test_size, GFP_KERNEL);
-	if (p == NULL) {
-		dev_err(cd->dev, "%s: failed to allocate test memory\n",
-			__func__);
-		return -ENOMEM;
-	}
-	si->si_ptrs.test = p;
-
-	rc = cyttsp4_adap_read(cd, si->si_ofs.test_ofs, si->si_ofs.test_size,
-			si->si_ptrs.test);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail read test data r=%d\n",
-			__func__, rc);
-		return rc;
-	}
-
-	cyttsp4_pr_buf(cd->dev, cd->pr_buf,
-		       (u8 *)si->si_ptrs.test, si->si_ofs.test_size,
-		       "sysinfo_test_data");
-	if (si->si_ptrs.test->post_codel &
-	    CY_POST_CODEL_WDG_RST)
-		dev_info(cd->dev, "%s: %s codel=%02X\n",
-			 __func__, "Reset was a WATCHDOG RESET",
-			 si->si_ptrs.test->post_codel);
-
-	if (!(si->si_ptrs.test->post_codel &
-	      CY_POST_CODEL_CFG_DATA_CRC_FAIL))
-		dev_info(cd->dev, "%s: %s codel=%02X\n", __func__,
-			 "Config Data CRC FAIL",
-			 si->si_ptrs.test->post_codel);
-
-	if (!(si->si_ptrs.test->post_codel &
-	      CY_POST_CODEL_PANEL_TEST_FAIL))
-		dev_info(cd->dev, "%s: %s codel=%02X\n",
-			 __func__, "PANEL TEST FAIL",
-			 si->si_ptrs.test->post_codel);
-
-	dev_info(cd->dev, "%s: SCANNING is %s codel=%02X\n",
-		 __func__, si->si_ptrs.test->post_codel & 0x08 ?
-		 "ENABLED" : "DISABLED",
-		 si->si_ptrs.test->post_codel);
-	return rc;
-}
-
-static int cyttsp4_si_get_pcfg_data(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	void *p;
-	int rc;
-
-	if (si->si_ofs.opcfg_ofs <= si->si_ofs.pcfg_ofs) {
-		dev_err(cd->dev,
-			"%s: invalid offset opcfg_ofs: %zu, pcfg_ofs: %zu\n",
-			__func__, si->si_ofs.opcfg_ofs, si->si_ofs.pcfg_ofs);
-		return -EINVAL;
-	}
-
-	si->si_ofs.pcfg_size = si->si_ofs.opcfg_ofs - si->si_ofs.pcfg_ofs;
-
-	p = krealloc(si->si_ptrs.pcfg, si->si_ofs.pcfg_size, GFP_KERNEL);
-	if (p == NULL) {
-		dev_err(cd->dev, "%s: failed to allocate pcfg memory\n",
-			__func__);
-		return -ENOMEM;
-	}
-	si->si_ptrs.pcfg = p;
-
-	rc = cyttsp4_adap_read(cd, si->si_ofs.pcfg_ofs, si->si_ofs.pcfg_size,
-			si->si_ptrs.pcfg);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail read pcfg data r=%d\n",
-			__func__, rc);
-		return rc;
-	}
-
-	si->si_ofs.max_x = merge_bytes((si->si_ptrs.pcfg->res_xh
-			& CY_PCFG_RESOLUTION_X_MASK), si->si_ptrs.pcfg->res_xl);
-	si->si_ofs.x_origin = !!(si->si_ptrs.pcfg->res_xh
-			& CY_PCFG_ORIGIN_X_MASK);
-	si->si_ofs.max_y = merge_bytes((si->si_ptrs.pcfg->res_yh
-			& CY_PCFG_RESOLUTION_Y_MASK), si->si_ptrs.pcfg->res_yl);
-	si->si_ofs.y_origin = !!(si->si_ptrs.pcfg->res_yh
-			& CY_PCFG_ORIGIN_Y_MASK);
-	si->si_ofs.max_p = merge_bytes(si->si_ptrs.pcfg->max_zh,
-			si->si_ptrs.pcfg->max_zl);
-
-	cyttsp4_pr_buf(cd->dev, cd->pr_buf,
-		       (u8 *)si->si_ptrs.pcfg,
-		       si->si_ofs.pcfg_size, "sysinfo_pcfg_data");
-	return rc;
-}
-
-static int cyttsp4_si_get_opcfg_data(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	struct cyttsp4_tch_abs_params *tch;
-	struct cyttsp4_tch_rec_params *tch_old, *tch_new;
-	enum cyttsp4_tch_abs abs;
-	int i;
-	void *p;
-	int rc;
-
-	if (si->si_ofs.ddata_ofs <= si->si_ofs.opcfg_ofs) {
-		dev_err(cd->dev,
-			"%s: invalid offset ddata_ofs: %zu, opcfg_ofs: %zu\n",
-			__func__, si->si_ofs.ddata_ofs, si->si_ofs.opcfg_ofs);
-		return -EINVAL;
-	}
-
-	si->si_ofs.opcfg_size = si->si_ofs.ddata_ofs - si->si_ofs.opcfg_ofs;
-
-	p = krealloc(si->si_ptrs.opcfg, si->si_ofs.opcfg_size, GFP_KERNEL);
-	if (p == NULL) {
-		dev_err(cd->dev, "%s: failed to allocate opcfg memory\n",
-			__func__);
-		return -ENOMEM;
-	}
-	si->si_ptrs.opcfg = p;
-
-	rc = cyttsp4_adap_read(cd, si->si_ofs.opcfg_ofs, si->si_ofs.opcfg_size,
-			si->si_ptrs.opcfg);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail read opcfg data r=%d\n",
-			__func__, rc);
-		return rc;
-	}
-	si->si_ofs.cmd_ofs = si->si_ptrs.opcfg->cmd_ofs;
-	si->si_ofs.rep_ofs = si->si_ptrs.opcfg->rep_ofs;
-	si->si_ofs.rep_sz = (si->si_ptrs.opcfg->rep_szh * 256) +
-		si->si_ptrs.opcfg->rep_szl;
-	si->si_ofs.num_btns = si->si_ptrs.opcfg->num_btns;
-	si->si_ofs.num_btn_regs = (si->si_ofs.num_btns +
-		CY_NUM_BTN_PER_REG - 1) / CY_NUM_BTN_PER_REG;
-	si->si_ofs.tt_stat_ofs = si->si_ptrs.opcfg->tt_stat_ofs;
-	si->si_ofs.obj_cfg0 = si->si_ptrs.opcfg->obj_cfg0;
-	si->si_ofs.max_tchs = si->si_ptrs.opcfg->max_tchs &
-		CY_BYTE_OFS_MASK;
-	si->si_ofs.tch_rec_size = si->si_ptrs.opcfg->tch_rec_size &
-		CY_BYTE_OFS_MASK;
-
-	/* Get the old touch fields */
-	for (abs = CY_TCH_X; abs < CY_NUM_TCH_FIELDS; abs++) {
-		tch = &si->si_ofs.tch_abs[abs];
-		tch_old = &si->si_ptrs.opcfg->tch_rec_old[abs];
-
-		tch->ofs = tch_old->loc & CY_BYTE_OFS_MASK;
-		tch->size = cyttsp4_bits_2_bytes(tch_old->size,
-						 &tch->max);
-		tch->bofs = (tch_old->loc & CY_BOFS_MASK) >> CY_BOFS_SHIFT;
-	}
-
-	/* button fields */
-	si->si_ofs.btn_rec_size = si->si_ptrs.opcfg->btn_rec_size;
-	si->si_ofs.btn_diff_ofs = si->si_ptrs.opcfg->btn_diff_ofs;
-	si->si_ofs.btn_diff_size = si->si_ptrs.opcfg->btn_diff_size;
-
-	if (si->si_ofs.tch_rec_size > CY_TMA1036_TCH_REC_SIZE) {
-		/* Get the extended touch fields */
-		for (i = 0; i < CY_NUM_EXT_TCH_FIELDS; abs++, i++) {
-			tch = &si->si_ofs.tch_abs[abs];
-			tch_new = &si->si_ptrs.opcfg->tch_rec_new[i];
-
-			tch->ofs = tch_new->loc & CY_BYTE_OFS_MASK;
-			tch->size = cyttsp4_bits_2_bytes(tch_new->size,
-							 &tch->max);
-			tch->bofs = (tch_new->loc & CY_BOFS_MASK) >> CY_BOFS_SHIFT;
-		}
-	}
-
-	for (abs = 0; abs < CY_TCH_NUM_ABS; abs++) {
-		dev_dbg(cd->dev, "%s: tch_rec_%s\n", __func__,
-			cyttsp4_tch_abs_string[abs]);
-		dev_dbg(cd->dev, "%s:     ofs =%2zd\n", __func__,
-			si->si_ofs.tch_abs[abs].ofs);
-		dev_dbg(cd->dev, "%s:     siz =%2zd\n", __func__,
-			si->si_ofs.tch_abs[abs].size);
-		dev_dbg(cd->dev, "%s:     max =%2zd\n", __func__,
-			si->si_ofs.tch_abs[abs].max);
-		dev_dbg(cd->dev, "%s:     bofs=%2zd\n", __func__,
-			si->si_ofs.tch_abs[abs].bofs);
-	}
-
-	si->si_ofs.mode_size = si->si_ofs.tt_stat_ofs + 1;
-	si->si_ofs.data_size = si->si_ofs.max_tchs *
-		si->si_ptrs.opcfg->tch_rec_size;
-
-	cyttsp4_pr_buf(cd->dev, cd->pr_buf, (u8 *)si->si_ptrs.opcfg,
-		si->si_ofs.opcfg_size, "sysinfo_opcfg_data");
-
-	return 0;
-}
-
-static int cyttsp4_si_get_ddata(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	void *p;
-	int rc;
-
-	si->si_ofs.ddata_size = si->si_ofs.mdata_ofs - si->si_ofs.ddata_ofs;
-
-	p = krealloc(si->si_ptrs.ddata, si->si_ofs.ddata_size, GFP_KERNEL);
-	if (p == NULL) {
-		dev_err(cd->dev, "%s: fail alloc ddata memory\n", __func__);
-		return -ENOMEM;
-	}
-	si->si_ptrs.ddata = p;
-
-	rc = cyttsp4_adap_read(cd, si->si_ofs.ddata_ofs, si->si_ofs.ddata_size,
-			si->si_ptrs.ddata);
-	if (rc < 0)
-		dev_err(cd->dev, "%s: fail read ddata data r=%d\n",
-			__func__, rc);
-	else
-		cyttsp4_pr_buf(cd->dev, cd->pr_buf,
-			       (u8 *)si->si_ptrs.ddata,
-			       si->si_ofs.ddata_size, "sysinfo_ddata");
-	return rc;
-}
-
-static int cyttsp4_si_get_mdata(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	void *p;
-	int rc;
-
-	si->si_ofs.mdata_size = si->si_ofs.map_sz - si->si_ofs.mdata_ofs;
-
-	p = krealloc(si->si_ptrs.mdata, si->si_ofs.mdata_size, GFP_KERNEL);
-	if (p == NULL) {
-		dev_err(cd->dev, "%s: fail alloc mdata memory\n", __func__);
-		return -ENOMEM;
-	}
-	si->si_ptrs.mdata = p;
-
-	rc = cyttsp4_adap_read(cd, si->si_ofs.mdata_ofs, si->si_ofs.mdata_size,
-			si->si_ptrs.mdata);
-	if (rc < 0)
-		dev_err(cd->dev, "%s: fail read mdata data r=%d\n",
-			__func__, rc);
-	else
-		cyttsp4_pr_buf(cd->dev, cd->pr_buf,
-			       (u8 *)si->si_ptrs.mdata,
-			       si->si_ofs.mdata_size, "sysinfo_mdata");
-	return rc;
-}
-
-static int cyttsp4_si_get_btn_data(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	int btn;
-	int num_defined_keys;
-	u16 *key_table;
-	void *p;
-	int rc = 0;
-
-	if (si->si_ofs.num_btns) {
-		si->si_ofs.btn_keys_size = si->si_ofs.num_btns *
-			sizeof(struct cyttsp4_btn);
-
-		p = krealloc(si->btn, si->si_ofs.btn_keys_size,
-				GFP_KERNEL|__GFP_ZERO);
-		if (p == NULL) {
-			dev_err(cd->dev, "%s: %s\n", __func__,
-				"fail alloc btn_keys memory");
-			return -ENOMEM;
-		}
-		si->btn = p;
-
-		if (cd->cpdata->sett[CY_IC_GRPNUM_BTN_KEYS] == NULL)
-			num_defined_keys = 0;
-		else if (cd->cpdata->sett[CY_IC_GRPNUM_BTN_KEYS]->data == NULL)
-			num_defined_keys = 0;
-		else
-			num_defined_keys = cd->cpdata->sett
-				[CY_IC_GRPNUM_BTN_KEYS]->size;
-
-		for (btn = 0; btn < si->si_ofs.num_btns &&
-			btn < num_defined_keys; btn++) {
-			key_table = (u16 *)cd->cpdata->sett
-				[CY_IC_GRPNUM_BTN_KEYS]->data;
-			si->btn[btn].key_code = key_table[btn];
-			si->btn[btn].state = CY_BTN_RELEASED;
-			si->btn[btn].enabled = true;
-		}
-		for (; btn < si->si_ofs.num_btns; btn++) {
-			si->btn[btn].key_code = KEY_RESERVED;
-			si->btn[btn].state = CY_BTN_RELEASED;
-			si->btn[btn].enabled = true;
-		}
-
-		return rc;
-	}
-
-	si->si_ofs.btn_keys_size = 0;
-	kfree(si->btn);
-	si->btn = NULL;
-	return rc;
-}
-
-static int cyttsp4_si_get_op_data_ptrs(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	void *p;
-
-	p = krealloc(si->xy_mode, si->si_ofs.mode_size, GFP_KERNEL|__GFP_ZERO);
-	if (p == NULL)
-		return -ENOMEM;
-	si->xy_mode = p;
-
-	p = krealloc(si->xy_data, si->si_ofs.data_size, GFP_KERNEL|__GFP_ZERO);
-	if (p == NULL)
-		return -ENOMEM;
-	si->xy_data = p;
-
-	p = krealloc(si->btn_rec_data,
-			si->si_ofs.btn_rec_size * si->si_ofs.num_btns,
-			GFP_KERNEL|__GFP_ZERO);
-	if (p == NULL)
-		return -ENOMEM;
-	si->btn_rec_data = p;
-
-	return 0;
-}
-
-static void cyttsp4_si_put_log_data(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	dev_dbg(cd->dev, "%s: cydata_ofs =%4zd siz=%4zd\n", __func__,
-		si->si_ofs.cydata_ofs, si->si_ofs.cydata_size);
-	dev_dbg(cd->dev, "%s: test_ofs   =%4zd siz=%4zd\n", __func__,
-		si->si_ofs.test_ofs, si->si_ofs.test_size);
-	dev_dbg(cd->dev, "%s: pcfg_ofs   =%4zd siz=%4zd\n", __func__,
-		si->si_ofs.pcfg_ofs, si->si_ofs.pcfg_size);
-	dev_dbg(cd->dev, "%s: opcfg_ofs  =%4zd siz=%4zd\n", __func__,
-		si->si_ofs.opcfg_ofs, si->si_ofs.opcfg_size);
-	dev_dbg(cd->dev, "%s: ddata_ofs  =%4zd siz=%4zd\n", __func__,
-		si->si_ofs.ddata_ofs, si->si_ofs.ddata_size);
-	dev_dbg(cd->dev, "%s: mdata_ofs  =%4zd siz=%4zd\n", __func__,
-		si->si_ofs.mdata_ofs, si->si_ofs.mdata_size);
-
-	dev_dbg(cd->dev, "%s: cmd_ofs       =%4zd\n", __func__,
-		si->si_ofs.cmd_ofs);
-	dev_dbg(cd->dev, "%s: rep_ofs       =%4zd\n", __func__,
-		si->si_ofs.rep_ofs);
-	dev_dbg(cd->dev, "%s: rep_sz        =%4zd\n", __func__,
-		si->si_ofs.rep_sz);
-	dev_dbg(cd->dev, "%s: num_btns      =%4zd\n", __func__,
-		si->si_ofs.num_btns);
-	dev_dbg(cd->dev, "%s: num_btn_regs  =%4zd\n", __func__,
-		si->si_ofs.num_btn_regs);
-	dev_dbg(cd->dev, "%s: tt_stat_ofs   =%4zd\n", __func__,
-		si->si_ofs.tt_stat_ofs);
-	dev_dbg(cd->dev, "%s: tch_rec_size  =%4zd\n", __func__,
-		si->si_ofs.tch_rec_size);
-	dev_dbg(cd->dev, "%s: max_tchs      =%4zd\n", __func__,
-		si->si_ofs.max_tchs);
-	dev_dbg(cd->dev, "%s: mode_size     =%4zd\n", __func__,
-		si->si_ofs.mode_size);
-	dev_dbg(cd->dev, "%s: data_size     =%4zd\n", __func__,
-		si->si_ofs.data_size);
-	dev_dbg(cd->dev, "%s: map_sz        =%4zd\n", __func__,
-		si->si_ofs.map_sz);
-
-	dev_dbg(cd->dev, "%s: btn_rec_size   =%2zd\n", __func__,
-		si->si_ofs.btn_rec_size);
-	dev_dbg(cd->dev, "%s: btn_diff_ofs   =%2zd\n", __func__,
-		si->si_ofs.btn_diff_ofs);
-	dev_dbg(cd->dev, "%s: btn_diff_size  =%2zd\n", __func__,
-		si->si_ofs.btn_diff_size);
-
-	dev_dbg(cd->dev, "%s: max_x    = 0x%04zX (%zd)\n", __func__,
-		si->si_ofs.max_x, si->si_ofs.max_x);
-	dev_dbg(cd->dev, "%s: x_origin = %zd (%s)\n", __func__,
-		si->si_ofs.x_origin,
-		si->si_ofs.x_origin == CY_NORMAL_ORIGIN ?
-		"left corner" : "right corner");
-	dev_dbg(cd->dev, "%s: max_y    = 0x%04zX (%zd)\n", __func__,
-		si->si_ofs.max_y, si->si_ofs.max_y);
-	dev_dbg(cd->dev, "%s: y_origin = %zd (%s)\n", __func__,
-		si->si_ofs.y_origin,
-		si->si_ofs.y_origin == CY_NORMAL_ORIGIN ?
-		"upper corner" : "lower corner");
-	dev_dbg(cd->dev, "%s: max_p    = 0x%04zX (%zd)\n", __func__,
-		si->si_ofs.max_p, si->si_ofs.max_p);
-
-	dev_dbg(cd->dev, "%s: xy_mode=%p xy_data=%p\n", __func__,
-		si->xy_mode, si->xy_data);
-}
-
-static int cyttsp4_get_sysinfo_regs(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-	int rc;
-
-	rc = cyttsp4_si_data_offsets(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_cydata(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_test_data(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_pcfg_data(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_opcfg_data(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_ddata(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_mdata(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_btn_data(cd);
-	if (rc < 0)
-		return rc;
-
-	rc = cyttsp4_si_get_op_data_ptrs(cd);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: failed to get_op_data\n",
-			__func__);
-		return rc;
-	}
-
-	cyttsp4_si_put_log_data(cd);
-
-	/* provide flow control handshake */
-	rc = cyttsp4_handshake(cd, si->si_data.hst_mode);
-	if (rc < 0)
-		dev_err(cd->dev, "%s: handshake fail on sysinfo reg\n",
-			__func__);
-
-	si->ready = true;
-	return rc;
-}
-
-static void cyttsp4_queue_startup_(struct cyttsp4 *cd)
-{
-	if (cd->startup_state == STARTUP_NONE) {
-		cd->startup_state = STARTUP_QUEUED;
-		schedule_work(&cd->startup_work);
-		dev_dbg(cd->dev, "%s: cyttsp4_startup queued\n", __func__);
-	} else {
-		dev_dbg(cd->dev, "%s: startup_state = %d\n", __func__,
-			cd->startup_state);
-	}
-}
-
-static void cyttsp4_report_slot_liftoff(struct cyttsp4_mt_data *md,
-		int max_slots)
-{
-	int t;
-
-	if (md->num_prv_tch == 0)
-		return;
-
-	for (t = 0; t < max_slots; t++) {
-		input_mt_slot(md->input, t);
-		input_mt_report_slot_inactive(md->input);
-	}
-}
-
-static void cyttsp4_lift_all(struct cyttsp4_mt_data *md)
-{
-	if (!md->si)
-		return;
-
-	if (md->num_prv_tch != 0) {
-		cyttsp4_report_slot_liftoff(md,
-				md->si->si_ofs.tch_abs[CY_TCH_T].max);
-		input_sync(md->input);
-		md->num_prv_tch = 0;
-	}
-}
-
-static void cyttsp4_get_touch_axis(struct cyttsp4_mt_data *md,
-	int *axis, int size, int max, u8 *xy_data, int bofs)
-{
-	int nbyte;
-	int next;
-
-	for (nbyte = 0, *axis = 0, next = 0; nbyte < size; nbyte++) {
-		dev_vdbg(&md->input->dev,
-			"%s: *axis=%02X(%d) size=%d max=%08X xy_data=%p"
-			" xy_data[%d]=%02X(%d) bofs=%d\n",
-			__func__, *axis, *axis, size, max, xy_data, next,
-			xy_data[next], xy_data[next], bofs);
-		*axis = (*axis * 256) + (xy_data[next] >> bofs);
-		next++;
-	}
-
-	*axis &= max - 1;
-
-	dev_vdbg(&md->input->dev,
-		"%s: *axis=%02X(%d) size=%d max=%08X xy_data=%p"
-		" xy_data[%d]=%02X(%d)\n",
-		__func__, *axis, *axis, size, max, xy_data, next,
-		xy_data[next], xy_data[next]);
-}
-
-static void cyttsp4_get_touch(struct cyttsp4_mt_data *md,
-	struct cyttsp4_touch *touch, u8 *xy_data)
-{
-	struct device *dev = &md->input->dev;
-	struct cyttsp4_sysinfo *si = md->si;
-	enum cyttsp4_tch_abs abs;
-	bool flipped;
-
-	for (abs = CY_TCH_X; abs < CY_TCH_NUM_ABS; abs++) {
-		cyttsp4_get_touch_axis(md, &touch->abs[abs],
-			si->si_ofs.tch_abs[abs].size,
-			si->si_ofs.tch_abs[abs].max,
-			xy_data + si->si_ofs.tch_abs[abs].ofs,
-			si->si_ofs.tch_abs[abs].bofs);
-		dev_vdbg(dev, "%s: get %s=%04X(%d)\n", __func__,
-			cyttsp4_tch_abs_string[abs],
-			touch->abs[abs], touch->abs[abs]);
-	}
-
-	if (md->pdata->flags & CY_FLAG_FLIP) {
-		swap(touch->abs[CY_TCH_X], touch->abs[CY_TCH_Y]);
-		flipped = true;
-	} else
-		flipped = false;
-
-	if (md->pdata->flags & CY_FLAG_INV_X) {
-		if (flipped)
-			touch->abs[CY_TCH_X] = md->si->si_ofs.max_y -
-				touch->abs[CY_TCH_X];
-		else
-			touch->abs[CY_TCH_X] = md->si->si_ofs.max_x -
-				touch->abs[CY_TCH_X];
-	}
-	if (md->pdata->flags & CY_FLAG_INV_Y) {
-		if (flipped)
-			touch->abs[CY_TCH_Y] = md->si->si_ofs.max_x -
-				touch->abs[CY_TCH_Y];
-		else
-			touch->abs[CY_TCH_Y] = md->si->si_ofs.max_y -
-				touch->abs[CY_TCH_Y];
-	}
-
-	dev_vdbg(dev, "%s: flip=%s inv-x=%s inv-y=%s x=%04X(%d) y=%04X(%d)\n",
-		__func__, flipped ? "true" : "false",
-		md->pdata->flags & CY_FLAG_INV_X ? "true" : "false",
-		md->pdata->flags & CY_FLAG_INV_Y ? "true" : "false",
-		touch->abs[CY_TCH_X], touch->abs[CY_TCH_X],
-		touch->abs[CY_TCH_Y], touch->abs[CY_TCH_Y]);
-}
-
-static void cyttsp4_final_sync(struct input_dev *input, int max_slots, int *ids)
-{
-	int t;
-
-	for (t = 0; t < max_slots; t++) {
-		if (ids[t])
-			continue;
-		input_mt_slot(input, t);
-		input_mt_report_slot_inactive(input);
-	}
-
-	input_sync(input);
-}
-
-static void cyttsp4_get_mt_touches(struct cyttsp4_mt_data *md, int num_cur_tch)
-{
-	struct device *dev = &md->input->dev;
-	struct cyttsp4_sysinfo *si = md->si;
-	struct cyttsp4_touch tch;
-	int sig;
-	int i, j, t = 0;
-	int ids[max(CY_TMA1036_MAX_TCH, CY_TMA4XX_MAX_TCH)];
-
-	memset(ids, 0, si->si_ofs.tch_abs[CY_TCH_T].max * sizeof(int));
-	for (i = 0; i < num_cur_tch; i++) {
-		cyttsp4_get_touch(md, &tch, si->xy_data +
-			(i * si->si_ofs.tch_rec_size));
-		if ((tch.abs[CY_TCH_T] < md->pdata->frmwrk->abs
-			[(CY_ABS_ID_OST * CY_NUM_ABS_SET) + CY_MIN_OST]) ||
-			(tch.abs[CY_TCH_T] > md->pdata->frmwrk->abs
-			[(CY_ABS_ID_OST * CY_NUM_ABS_SET) + CY_MAX_OST])) {
-			dev_err(dev, "%s: tch=%d -> bad trk_id=%d max_id=%d\n",
-				__func__, i, tch.abs[CY_TCH_T],
-				md->pdata->frmwrk->abs[(CY_ABS_ID_OST *
-				CY_NUM_ABS_SET) + CY_MAX_OST]);
-			continue;
-		}
-
-		/* use 0 based track id's */
-		sig = md->pdata->frmwrk->abs
-			[(CY_ABS_ID_OST * CY_NUM_ABS_SET) + 0];
-		if (sig != CY_IGNORE_VALUE) {
-			t = tch.abs[CY_TCH_T] - md->pdata->frmwrk->abs
-				[(CY_ABS_ID_OST * CY_NUM_ABS_SET) + CY_MIN_OST];
-			if (tch.abs[CY_TCH_E] == CY_EV_LIFTOFF) {
-				dev_dbg(dev, "%s: t=%d e=%d lift-off\n",
-					__func__, t, tch.abs[CY_TCH_E]);
-				goto cyttsp4_get_mt_touches_pr_tch;
-			}
-			input_mt_slot(md->input, t);
-			input_mt_report_slot_state(md->input, MT_TOOL_FINGER,
-					true);
-			ids[t] = true;
-		}
-
-		/* all devices: position and pressure fields */
-		for (j = 0; j <= CY_ABS_W_OST; j++) {
-			sig = md->pdata->frmwrk->abs[((CY_ABS_X_OST + j) *
-				CY_NUM_ABS_SET) + 0];
-			if (sig != CY_IGNORE_VALUE)
-				input_report_abs(md->input, sig,
-					tch.abs[CY_TCH_X + j]);
-		}
-		if (si->si_ofs.tch_rec_size > CY_TMA1036_TCH_REC_SIZE) {
-			/*
-			 * TMA400 size and orientation fields:
-			 * if pressure is non-zero and major touch
-			 * signal is zero, then set major and minor touch
-			 * signals to minimum non-zero value
-			 */
-			if (tch.abs[CY_TCH_P] > 0 && tch.abs[CY_TCH_MAJ] == 0)
-				tch.abs[CY_TCH_MAJ] = tch.abs[CY_TCH_MIN] = 1;
-
-			/* Get the extended touch fields */
-			for (j = 0; j < CY_NUM_EXT_TCH_FIELDS; j++) {
-				sig = md->pdata->frmwrk->abs
-					[((CY_ABS_MAJ_OST + j) *
-					CY_NUM_ABS_SET) + 0];
-				if (sig != CY_IGNORE_VALUE)
-					input_report_abs(md->input, sig,
-						tch.abs[CY_TCH_MAJ + j]);
-			}
-		}
-
-cyttsp4_get_mt_touches_pr_tch:
-		if (si->si_ofs.tch_rec_size > CY_TMA1036_TCH_REC_SIZE)
-			dev_dbg(dev,
-				"%s: t=%d x=%d y=%d z=%d M=%d m=%d o=%d e=%d\n",
-				__func__, t,
-				tch.abs[CY_TCH_X],
-				tch.abs[CY_TCH_Y],
-				tch.abs[CY_TCH_P],
-				tch.abs[CY_TCH_MAJ],
-				tch.abs[CY_TCH_MIN],
-				tch.abs[CY_TCH_OR],
-				tch.abs[CY_TCH_E]);
-		else
-			dev_dbg(dev,
-				"%s: t=%d x=%d y=%d z=%d e=%d\n", __func__,
-				t,
-				tch.abs[CY_TCH_X],
-				tch.abs[CY_TCH_Y],
-				tch.abs[CY_TCH_P],
-				tch.abs[CY_TCH_E]);
-	}
-
-	cyttsp4_final_sync(md->input, si->si_ofs.tch_abs[CY_TCH_T].max, ids);
-
-	md->num_prv_tch = num_cur_tch;
-
-	return;
-}
-
-/* read xy_data for all current touches */
-static int cyttsp4_xy_worker(struct cyttsp4 *cd)
-{
-	struct cyttsp4_mt_data *md = &cd->md;
-	struct device *dev = &md->input->dev;
-	struct cyttsp4_sysinfo *si = md->si;
-	u8 num_cur_tch;
-	u8 hst_mode;
-	u8 rep_len;
-	u8 rep_stat;
-	u8 tt_stat;
-	int rc = 0;
-
-	/*
-	 * Get event data from cyttsp4 device.
-	 * The event data includes all data
-	 * for all active touches.
-	 * Event data also includes button data
-	 */
-	/*
-	 * Use 2 reads:
-	 * 1st read to get mode + button bytes + touch count (core)
-	 * 2nd read (optional) to get touch 1 - touch n data
-	 */
-	hst_mode = si->xy_mode[CY_REG_BASE];
-	rep_len = si->xy_mode[si->si_ofs.rep_ofs];
-	rep_stat = si->xy_mode[si->si_ofs.rep_ofs + 1];
-	tt_stat = si->xy_mode[si->si_ofs.tt_stat_ofs];
-	dev_vdbg(dev, "%s: %s%02X %s%d %s%02X %s%02X\n", __func__,
-		"hst_mode=", hst_mode, "rep_len=", rep_len,
-		"rep_stat=", rep_stat, "tt_stat=", tt_stat);
-
-	num_cur_tch = GET_NUM_TOUCHES(tt_stat);
-	dev_vdbg(dev, "%s: num_cur_tch=%d\n", __func__, num_cur_tch);
-
-	if (rep_len == 0 && num_cur_tch > 0) {
-		dev_err(dev, "%s: report length error rep_len=%d num_tch=%d\n",
-			__func__, rep_len, num_cur_tch);
-		goto cyttsp4_xy_worker_exit;
-	}
-
-	/* read touches */
-	if (num_cur_tch > 0) {
-		rc = cyttsp4_adap_read(cd, si->si_ofs.tt_stat_ofs + 1,
-				num_cur_tch * si->si_ofs.tch_rec_size,
-				si->xy_data);
-		if (rc < 0) {
-			dev_err(dev, "%s: read fail on touch regs r=%d\n",
-				__func__, rc);
-			goto cyttsp4_xy_worker_exit;
-		}
-	}
-
-	/* print xy data */
-	cyttsp4_pr_buf(dev, cd->pr_buf, si->xy_data, num_cur_tch *
-		si->si_ofs.tch_rec_size, "xy_data");
-
-	/* check any error conditions */
-	if (IS_BAD_PKT(rep_stat)) {
-		dev_dbg(dev, "%s: Invalid buffer detected\n", __func__);
-		rc = 0;
-		goto cyttsp4_xy_worker_exit;
-	}
-
-	if (IS_LARGE_AREA(tt_stat))
-		dev_dbg(dev, "%s: Large area detected\n", __func__);
-
-	if (num_cur_tch > si->si_ofs.max_tchs) {
-		dev_err(dev, "%s: too many tch; set to max tch (n=%d c=%zd)\n",
-				__func__, num_cur_tch, si->si_ofs.max_tchs);
-		num_cur_tch = si->si_ofs.max_tchs;
-	}
-
-	/* extract xy_data for all currently reported touches */
-	dev_vdbg(dev, "%s: extract data num_cur_tch=%d\n", __func__,
-		num_cur_tch);
-	if (num_cur_tch)
-		cyttsp4_get_mt_touches(md, num_cur_tch);
-	else
-		cyttsp4_lift_all(md);
-
-	rc = 0;
-
-cyttsp4_xy_worker_exit:
-	return rc;
-}
-
-static int cyttsp4_mt_attention(struct cyttsp4 *cd)
-{
-	struct device *dev = cd->dev;
-	struct cyttsp4_mt_data *md = &cd->md;
-	int rc = 0;
-
-	if (!md->si)
-		return 0;
-
-	mutex_lock(&md->report_lock);
-	if (!md->is_suspended) {
-		/* core handles handshake */
-		rc = cyttsp4_xy_worker(cd);
-	} else {
-		dev_vdbg(dev, "%s: Ignoring report while suspended\n",
-			__func__);
-	}
-	mutex_unlock(&md->report_lock);
-	if (rc < 0)
-		dev_err(dev, "%s: xy_worker error r=%d\n", __func__, rc);
-
-	return rc;
-}
-
-static irqreturn_t cyttsp4_irq(int irq, void *handle)
-{
-	struct cyttsp4 *cd = handle;
-	struct device *dev = cd->dev;
-	enum cyttsp4_mode cur_mode;
-	u8 cmd_ofs = cd->sysinfo.si_ofs.cmd_ofs;
-	u8 mode[3];
-	int rc;
-
-	/*
-	 * Check whether this IRQ should be ignored (external)
-	 * This should be the very first thing to check since
-	 * ignore_irq may be set for a very short period of time
-	 */
-	if (atomic_read(&cd->ignore_irq)) {
-		dev_vdbg(dev, "%s: Ignoring IRQ\n", __func__);
-		return IRQ_HANDLED;
-	}
-
-	dev_dbg(dev, "%s int:0x%x\n", __func__, cd->int_status);
-
-	mutex_lock(&cd->system_lock);
-
-	/* Just to debug */
-	if (cd->sleep_state == SS_SLEEP_ON || cd->sleep_state == SS_SLEEPING)
-		dev_vdbg(dev, "%s: Received IRQ while in sleep\n", __func__);
-
-	rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), mode);
-	if (rc) {
-		dev_err(cd->dev, "%s: Fail read adapter r=%d\n", __func__, rc);
-		goto cyttsp4_irq_exit;
-	}
-	dev_vdbg(dev, "%s mode[0-2]:0x%X 0x%X 0x%X\n", __func__,
-			mode[0], mode[1], mode[2]);
-
-	if (IS_BOOTLOADER(mode[0], mode[1])) {
-		cur_mode = CY_MODE_BOOTLOADER;
-		dev_vdbg(dev, "%s: bl running\n", __func__);
-		if (cd->mode == CY_MODE_BOOTLOADER) {
-			/* Signal bootloader heartbeat heard */
-			wake_up(&cd->wait_q);
-			goto cyttsp4_irq_exit;
-		}
-
-		/* switch to bootloader */
-		dev_dbg(dev, "%s: restart switch to bl m=%d -> m=%d\n",
-			__func__, cd->mode, cur_mode);
-
-		/* catch operation->bl glitch */
-		if (cd->mode != CY_MODE_UNKNOWN) {
-			/* Incase startup_state do not let startup_() */
-			cd->mode = CY_MODE_UNKNOWN;
-			cyttsp4_queue_startup_(cd);
-			goto cyttsp4_irq_exit;
-		}
-
-		/*
-		 * do not wake thread on this switch since
-		 * it is possible to get an early heartbeat
-		 * prior to performing the reset
-		 */
-		cd->mode = cur_mode;
-
-		goto cyttsp4_irq_exit;
-	}
-
-	switch (mode[0] & CY_HST_MODE) {
-	case CY_HST_OPERATE:
-		cur_mode = CY_MODE_OPERATIONAL;
-		dev_vdbg(dev, "%s: operational\n", __func__);
-		break;
-	case CY_HST_CAT:
-		cur_mode = CY_MODE_CAT;
-		dev_vdbg(dev, "%s: CaT\n", __func__);
-		break;
-	case CY_HST_SYSINFO:
-		cur_mode = CY_MODE_SYSINFO;
-		dev_vdbg(dev, "%s: sysinfo\n", __func__);
-		break;
-	default:
-		cur_mode = CY_MODE_UNKNOWN;
-		dev_err(dev, "%s: unknown HST mode 0x%02X\n", __func__,
-			mode[0]);
-		break;
-	}
-
-	/* Check whether this IRQ should be ignored (internal) */
-	if (cd->int_status & CY_INT_IGNORE) {
-		dev_vdbg(dev, "%s: Ignoring IRQ\n", __func__);
-		goto cyttsp4_irq_exit;
-	}
-
-	/* Check for wake up interrupt */
-	if (cd->int_status & CY_INT_AWAKE) {
-		cd->int_status &= ~CY_INT_AWAKE;
-		wake_up(&cd->wait_q);
-		dev_vdbg(dev, "%s: Received wake up interrupt\n", __func__);
-		goto cyttsp4_irq_handshake;
-	}
-
-	/* Expecting mode change interrupt */
-	if ((cd->int_status & CY_INT_MODE_CHANGE)
-			&& (mode[0] & CY_HST_MODE_CHANGE) == 0) {
-		cd->int_status &= ~CY_INT_MODE_CHANGE;
-		dev_dbg(dev, "%s: finish mode switch m=%d -> m=%d\n",
-				__func__, cd->mode, cur_mode);
-		cd->mode = cur_mode;
-		wake_up(&cd->wait_q);
-		goto cyttsp4_irq_handshake;
-	}
-
-	/* compare current core mode to current device mode */
-	dev_vdbg(dev, "%s: cd->mode=%d cur_mode=%d\n",
-			__func__, cd->mode, cur_mode);
-	if ((mode[0] & CY_HST_MODE_CHANGE) == 0 && cd->mode != cur_mode) {
-		/* Unexpected mode change occurred */
-		dev_err(dev, "%s %d->%d 0x%x\n", __func__, cd->mode,
-				cur_mode, cd->int_status);
-		dev_dbg(dev, "%s: Unexpected mode change, startup\n",
-				__func__);
-		cyttsp4_queue_startup_(cd);
-		goto cyttsp4_irq_exit;
-	}
-
-	/* Expecting command complete interrupt */
-	dev_vdbg(dev, "%s: command byte:0x%x\n", __func__, mode[cmd_ofs]);
-	if ((cd->int_status & CY_INT_EXEC_CMD)
-			&& mode[cmd_ofs] & CY_CMD_COMPLETE) {
-		cd->int_status &= ~CY_INT_EXEC_CMD;
-		dev_vdbg(dev, "%s: Received command complete interrupt\n",
-				__func__);
-		wake_up(&cd->wait_q);
-		/*
-		 * It is possible to receive a single interrupt for
-		 * command complete and touch/button status report.
-		 * Continue processing for a possible status report.
-		 */
-	}
-
-	/* This should be status report, read status regs */
-	if (cd->mode == CY_MODE_OPERATIONAL) {
-		dev_vdbg(dev, "%s: Read status registers\n", __func__);
-		rc = cyttsp4_load_status_regs(cd);
-		if (rc < 0)
-			dev_err(dev, "%s: fail read mode regs r=%d\n",
-				__func__, rc);
-	}
-
-	cyttsp4_mt_attention(cd);
-
-cyttsp4_irq_handshake:
-	/* handshake the event */
-	dev_vdbg(dev, "%s: Handshake mode=0x%02X r=%d\n",
-			__func__, mode[0], rc);
-	rc = cyttsp4_handshake(cd, mode[0]);
-	if (rc < 0)
-		dev_err(dev, "%s: Fail handshake mode=0x%02X r=%d\n",
-				__func__, mode[0], rc);
-
-	/*
-	 * a non-zero udelay period is required for using
-	 * IRQF_TRIGGER_LOW in order to delay until the
-	 * device completes isr deassert
-	 */
-	udelay(cd->cpdata->level_irq_udelay);
-
-cyttsp4_irq_exit:
-	mutex_unlock(&cd->system_lock);
-	return IRQ_HANDLED;
-}
-
-static void cyttsp4_start_wd_timer(struct cyttsp4 *cd)
-{
-	if (!CY_WATCHDOG_TIMEOUT)
-		return;
-
-	mod_timer(&cd->watchdog_timer, jiffies +
-			msecs_to_jiffies(CY_WATCHDOG_TIMEOUT));
-}
-
-static void cyttsp4_stop_wd_timer(struct cyttsp4 *cd)
-{
-	if (!CY_WATCHDOG_TIMEOUT)
-		return;
-
-	/*
-	 * Ensure we wait until the watchdog timer
-	 * running on a different CPU finishes
-	 */
-	timer_shutdown_sync(&cd->watchdog_timer);
-	cancel_work_sync(&cd->watchdog_work);
-}
-
-static void cyttsp4_watchdog_timer(struct timer_list *t)
-{
-	struct cyttsp4 *cd = from_timer(cd, t, watchdog_timer);
-
-	dev_vdbg(cd->dev, "%s: Watchdog timer triggered\n", __func__);
-
-	schedule_work(&cd->watchdog_work);
-
-	return;
-}
-
-static int cyttsp4_request_exclusive(struct cyttsp4 *cd, void *ownptr,
-		int timeout_ms)
-{
-	int t = msecs_to_jiffies(timeout_ms);
-	bool with_timeout = (timeout_ms != 0);
-
-	mutex_lock(&cd->system_lock);
-	if (!cd->exclusive_dev && cd->exclusive_waits == 0) {
-		cd->exclusive_dev = ownptr;
-		goto exit;
-	}
-
-	cd->exclusive_waits++;
-wait:
-	mutex_unlock(&cd->system_lock);
-	if (with_timeout) {
-		t = wait_event_timeout(cd->wait_q, !cd->exclusive_dev, t);
-		if (IS_TMO(t)) {
-			dev_err(cd->dev, "%s: tmo waiting exclusive access\n",
-				__func__);
-			mutex_lock(&cd->system_lock);
-			cd->exclusive_waits--;
-			mutex_unlock(&cd->system_lock);
-			return -ETIME;
-		}
-	} else {
-		wait_event(cd->wait_q, !cd->exclusive_dev);
-	}
-	mutex_lock(&cd->system_lock);
-	if (cd->exclusive_dev)
-		goto wait;
-	cd->exclusive_dev = ownptr;
-	cd->exclusive_waits--;
-exit:
-	mutex_unlock(&cd->system_lock);
-
-	return 0;
-}
-
-/*
- * returns error if was not owned
- */
-static int cyttsp4_release_exclusive(struct cyttsp4 *cd, void *ownptr)
-{
-	mutex_lock(&cd->system_lock);
-	if (cd->exclusive_dev != ownptr) {
-		mutex_unlock(&cd->system_lock);
-		return -EINVAL;
-	}
-
-	dev_vdbg(cd->dev, "%s: exclusive_dev %p freed\n",
-		__func__, cd->exclusive_dev);
-	cd->exclusive_dev = NULL;
-	wake_up(&cd->wait_q);
-	mutex_unlock(&cd->system_lock);
-	return 0;
-}
-
-static int cyttsp4_wait_bl_heartbeat(struct cyttsp4 *cd)
-{
-	long t;
-	int rc = 0;
-
-	/* wait heartbeat */
-	dev_vdbg(cd->dev, "%s: wait heartbeat...\n", __func__);
-	t = wait_event_timeout(cd->wait_q, cd->mode == CY_MODE_BOOTLOADER,
-			msecs_to_jiffies(CY_CORE_RESET_AND_WAIT_TIMEOUT));
-	if (IS_TMO(t)) {
-		dev_err(cd->dev, "%s: tmo waiting bl heartbeat cd->mode=%d\n",
-			__func__, cd->mode);
-		rc = -ETIME;
-	}
-
-	return rc;
-}
-
-static int cyttsp4_wait_sysinfo_mode(struct cyttsp4 *cd)
-{
-	long t;
-
-	dev_vdbg(cd->dev, "%s: wait sysinfo...\n", __func__);
-
-	t = wait_event_timeout(cd->wait_q, cd->mode == CY_MODE_SYSINFO,
-			msecs_to_jiffies(CY_CORE_MODE_CHANGE_TIMEOUT));
-	if (IS_TMO(t)) {
-		dev_err(cd->dev, "%s: tmo waiting exit bl cd->mode=%d\n",
-			__func__, cd->mode);
-		mutex_lock(&cd->system_lock);
-		cd->int_status &= ~CY_INT_MODE_CHANGE;
-		mutex_unlock(&cd->system_lock);
-		return -ETIME;
-	}
-
-	return 0;
-}
-
-static int cyttsp4_reset_and_wait(struct cyttsp4 *cd)
-{
-	int rc;
-
-	/* reset hardware */
-	mutex_lock(&cd->system_lock);
-	dev_dbg(cd->dev, "%s: reset hw...\n", __func__);
-	rc = cyttsp4_hw_reset(cd);
-	cd->mode = CY_MODE_UNKNOWN;
-	mutex_unlock(&cd->system_lock);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s:Fail hw reset r=%d\n", __func__, rc);
-		return rc;
-	}
-
-	return cyttsp4_wait_bl_heartbeat(cd);
-}
-
-/*
- * returns err if refused or timeout; block until mode change complete
- * bit is set (mode change interrupt)
- */
-static int cyttsp4_set_mode(struct cyttsp4 *cd, int new_mode)
-{
-	u8 new_dev_mode;
-	u8 mode;
-	long t;
-	int rc;
-
-	switch (new_mode) {
-	case CY_MODE_OPERATIONAL:
-		new_dev_mode = CY_HST_OPERATE;
-		break;
-	case CY_MODE_SYSINFO:
-		new_dev_mode = CY_HST_SYSINFO;
-		break;
-	case CY_MODE_CAT:
-		new_dev_mode = CY_HST_CAT;
-		break;
-	default:
-		dev_err(cd->dev, "%s: invalid mode: %02X(%d)\n",
-			__func__, new_mode, new_mode);
-		return -EINVAL;
-	}
-
-	/* change mode */
-	dev_dbg(cd->dev, "%s: %s=%p new_dev_mode=%02X new_mode=%d\n",
-			__func__, "have exclusive", cd->exclusive_dev,
-			new_dev_mode, new_mode);
-
-	mutex_lock(&cd->system_lock);
-	rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode);
-	if (rc < 0) {
-		mutex_unlock(&cd->system_lock);
-		dev_err(cd->dev, "%s: Fail read mode r=%d\n",
-			__func__, rc);
-		goto exit;
-	}
-
-	/* Clear device mode bits and set to new mode */
-	mode &= ~CY_HST_MODE;
-	mode |= new_dev_mode | CY_HST_MODE_CHANGE;
-
-	cd->int_status |= CY_INT_MODE_CHANGE;
-	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(mode), &mode);
-	mutex_unlock(&cd->system_lock);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: Fail write mode change r=%d\n",
-				__func__, rc);
-		goto exit;
-	}
-
-	/* wait for mode change done interrupt */
-	t = wait_event_timeout(cd->wait_q,
-			(cd->int_status & CY_INT_MODE_CHANGE) == 0,
-			msecs_to_jiffies(CY_CORE_MODE_CHANGE_TIMEOUT));
-	dev_dbg(cd->dev, "%s: back from wait t=%ld cd->mode=%d\n",
-			__func__, t, cd->mode);
-
-	if (IS_TMO(t)) {
-		dev_err(cd->dev, "%s: %s\n", __func__,
-				"tmo waiting mode change");
-		mutex_lock(&cd->system_lock);
-		cd->int_status &= ~CY_INT_MODE_CHANGE;
-		mutex_unlock(&cd->system_lock);
-		rc = -EINVAL;
-	}
-
-exit:
-	return rc;
-}
-
-static void cyttsp4_watchdog_work(struct work_struct *work)
-{
-	struct cyttsp4 *cd =
-		container_of(work, struct cyttsp4, watchdog_work);
-	u8 *mode;
-	int retval;
-
-	mutex_lock(&cd->system_lock);
-	retval = cyttsp4_load_status_regs(cd);
-	if (retval < 0) {
-		dev_err(cd->dev,
-			"%s: failed to access device in watchdog timer r=%d\n",
-			__func__, retval);
-		cyttsp4_queue_startup_(cd);
-		goto cyttsp4_timer_watchdog_exit_error;
-	}
-	mode = &cd->sysinfo.xy_mode[CY_REG_BASE];
-	if (IS_BOOTLOADER(mode[0], mode[1])) {
-		dev_err(cd->dev,
-			"%s: device found in bootloader mode when operational mode\n",
-			__func__);
-		cyttsp4_queue_startup_(cd);
-		goto cyttsp4_timer_watchdog_exit_error;
-	}
-
-	cyttsp4_start_wd_timer(cd);
-cyttsp4_timer_watchdog_exit_error:
-	mutex_unlock(&cd->system_lock);
-	return;
-}
-
-static int cyttsp4_core_sleep_(struct cyttsp4 *cd)
-{
-	enum cyttsp4_sleep_state ss = SS_SLEEP_ON;
-	enum cyttsp4_int_state int_status = CY_INT_IGNORE;
-	int rc = 0;
-	u8 mode[2];
-
-	/* Already in sleep mode? */
-	mutex_lock(&cd->system_lock);
-	if (cd->sleep_state == SS_SLEEP_ON) {
-		mutex_unlock(&cd->system_lock);
-		return 0;
-	}
-	cd->sleep_state = SS_SLEEPING;
-	mutex_unlock(&cd->system_lock);
-
-	cyttsp4_stop_wd_timer(cd);
-
-	/* Wait until currently running IRQ handler exits and disable IRQ */
-	disable_irq(cd->irq);
-
-	dev_vdbg(cd->dev, "%s: write DEEP SLEEP...\n", __func__);
-	mutex_lock(&cd->system_lock);
-	rc = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode);
-	if (rc) {
-		mutex_unlock(&cd->system_lock);
-		dev_err(cd->dev, "%s: Fail read adapter r=%d\n", __func__, rc);
-		goto error;
-	}
-
-	if (IS_BOOTLOADER(mode[0], mode[1])) {
-		mutex_unlock(&cd->system_lock);
-		dev_err(cd->dev, "%s: Device in BOOTLOADER mode.\n", __func__);
-		rc = -EINVAL;
-		goto error;
-	}
-
-	mode[0] |= CY_HST_SLEEP;
-	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(mode[0]), &mode[0]);
-	mutex_unlock(&cd->system_lock);
-	if (rc) {
-		dev_err(cd->dev, "%s: Fail write adapter r=%d\n", __func__, rc);
-		goto error;
-	}
-	dev_vdbg(cd->dev, "%s: write DEEP SLEEP succeeded\n", __func__);
-
-	if (cd->cpdata->power) {
-		dev_dbg(cd->dev, "%s: Power down HW\n", __func__);
-		rc = cd->cpdata->power(cd->cpdata, 0, cd->dev, &cd->ignore_irq);
-	} else {
-		dev_dbg(cd->dev, "%s: No power function\n", __func__);
-		rc = 0;
-	}
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: HW Power down fails r=%d\n",
-				__func__, rc);
-		goto error;
-	}
-
-	/* Give time to FW to sleep */
-	msleep(50);
-
-	goto exit;
-
-error:
-	ss = SS_SLEEP_OFF;
-	int_status = CY_INT_NONE;
-	cyttsp4_start_wd_timer(cd);
-
-exit:
-	mutex_lock(&cd->system_lock);
-	cd->sleep_state = ss;
-	cd->int_status |= int_status;
-	mutex_unlock(&cd->system_lock);
-	enable_irq(cd->irq);
-	return rc;
-}
-
-static int cyttsp4_startup_(struct cyttsp4 *cd)
-{
-	int retry = CY_CORE_STARTUP_RETRY_COUNT;
-	int rc;
-
-	cyttsp4_stop_wd_timer(cd);
-
-reset:
-	if (retry != CY_CORE_STARTUP_RETRY_COUNT)
-		dev_dbg(cd->dev, "%s: Retry %d\n", __func__,
-			CY_CORE_STARTUP_RETRY_COUNT - retry);
-
-	/* reset hardware and wait for heartbeat */
-	rc = cyttsp4_reset_and_wait(cd);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: Error on h/w reset r=%d\n", __func__, rc);
-		if (retry--)
-			goto reset;
-		goto exit;
-	}
-
-	/* exit bl into sysinfo mode */
-	dev_vdbg(cd->dev, "%s: write exit ldr...\n", __func__);
-	mutex_lock(&cd->system_lock);
-	cd->int_status &= ~CY_INT_IGNORE;
-	cd->int_status |= CY_INT_MODE_CHANGE;
-
-	rc = cyttsp4_adap_write(cd, CY_REG_BASE, sizeof(ldr_exit),
-			(u8 *)ldr_exit);
-	mutex_unlock(&cd->system_lock);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: Fail write r=%d\n", __func__, rc);
-		if (retry--)
-			goto reset;
-		goto exit;
-	}
-
-	rc = cyttsp4_wait_sysinfo_mode(cd);
-	if (rc < 0) {
-		u8 buf[sizeof(ldr_err_app)];
-		int rc1;
-
-		/* Check for invalid/corrupted touch application */
-		rc1 = cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(ldr_err_app),
-				buf);
-		if (rc1) {
-			dev_err(cd->dev, "%s: Fail read r=%d\n", __func__, rc1);
-		} else if (!memcmp(buf, ldr_err_app, sizeof(ldr_err_app))) {
-			dev_err(cd->dev, "%s: Error launching touch application\n",
-				__func__);
-			mutex_lock(&cd->system_lock);
-			cd->invalid_touch_app = true;
-			mutex_unlock(&cd->system_lock);
-			goto exit_no_wd;
-		}
-
-		if (retry--)
-			goto reset;
-		goto exit;
-	}
-
-	mutex_lock(&cd->system_lock);
-	cd->invalid_touch_app = false;
-	mutex_unlock(&cd->system_lock);
-
-	/* read sysinfo data */
-	dev_vdbg(cd->dev, "%s: get sysinfo regs..\n", __func__);
-	rc = cyttsp4_get_sysinfo_regs(cd);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: failed to get sysinfo regs rc=%d\n",
-			__func__, rc);
-		if (retry--)
-			goto reset;
-		goto exit;
-	}
-
-	rc = cyttsp4_set_mode(cd, CY_MODE_OPERATIONAL);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: failed to set mode to operational rc=%d\n",
-			__func__, rc);
-		if (retry--)
-			goto reset;
-		goto exit;
-	}
-
-	cyttsp4_lift_all(&cd->md);
-
-	/* restore to sleep if was suspended */
-	mutex_lock(&cd->system_lock);
-	if (cd->sleep_state == SS_SLEEP_ON) {
-		cd->sleep_state = SS_SLEEP_OFF;
-		mutex_unlock(&cd->system_lock);
-		cyttsp4_core_sleep_(cd);
-		goto exit_no_wd;
-	}
-	mutex_unlock(&cd->system_lock);
-
-exit:
-	cyttsp4_start_wd_timer(cd);
-exit_no_wd:
-	return rc;
-}
-
-static int cyttsp4_startup(struct cyttsp4 *cd)
-{
-	int rc;
-
-	mutex_lock(&cd->system_lock);
-	cd->startup_state = STARTUP_RUNNING;
-	mutex_unlock(&cd->system_lock);
-
-	rc = cyttsp4_request_exclusive(cd, cd->dev,
-			CY_CORE_REQUEST_EXCLUSIVE_TIMEOUT);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail get exclusive ex=%p own=%p\n",
-				__func__, cd->exclusive_dev, cd->dev);
-		goto exit;
-	}
-
-	rc = cyttsp4_startup_(cd);
-
-	if (cyttsp4_release_exclusive(cd, cd->dev) < 0)
-		/* Don't return fail code, mode is already changed. */
-		dev_err(cd->dev, "%s: fail to release exclusive\n", __func__);
-	else
-		dev_vdbg(cd->dev, "%s: pass release exclusive\n", __func__);
-
-exit:
-	mutex_lock(&cd->system_lock);
-	cd->startup_state = STARTUP_NONE;
-	mutex_unlock(&cd->system_lock);
-
-	/* Wake the waiters for end of startup */
-	wake_up(&cd->wait_q);
-
-	return rc;
-}
-
-static void cyttsp4_startup_work_function(struct work_struct *work)
-{
-	struct cyttsp4 *cd =  container_of(work, struct cyttsp4, startup_work);
-	int rc;
-
-	rc = cyttsp4_startup(cd);
-	if (rc < 0)
-		dev_err(cd->dev, "%s: Fail queued startup r=%d\n",
-			__func__, rc);
-}
-
-static void cyttsp4_free_si_ptrs(struct cyttsp4 *cd)
-{
-	struct cyttsp4_sysinfo *si = &cd->sysinfo;
-
-	if (!si)
-		return;
-
-	kfree(si->si_ptrs.cydata);
-	kfree(si->si_ptrs.test);
-	kfree(si->si_ptrs.pcfg);
-	kfree(si->si_ptrs.opcfg);
-	kfree(si->si_ptrs.ddata);
-	kfree(si->si_ptrs.mdata);
-	kfree(si->btn);
-	kfree(si->xy_mode);
-	kfree(si->xy_data);
-	kfree(si->btn_rec_data);
-}
-
-static int cyttsp4_core_sleep(struct cyttsp4 *cd)
-{
-	int rc;
-
-	rc = cyttsp4_request_exclusive(cd, cd->dev,
-			CY_CORE_SLEEP_REQUEST_EXCLUSIVE_TIMEOUT);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail get exclusive ex=%p own=%p\n",
-				__func__, cd->exclusive_dev, cd->dev);
-		return 0;
-	}
-
-	rc = cyttsp4_core_sleep_(cd);
-
-	if (cyttsp4_release_exclusive(cd, cd->dev) < 0)
-		dev_err(cd->dev, "%s: fail to release exclusive\n", __func__);
-	else
-		dev_vdbg(cd->dev, "%s: pass release exclusive\n", __func__);
-
-	return rc;
-}
-
-static int cyttsp4_core_wake_(struct cyttsp4 *cd)
-{
-	struct device *dev = cd->dev;
-	int rc;
-	u8 mode;
-	int t;
-
-	/* Already woken? */
-	mutex_lock(&cd->system_lock);
-	if (cd->sleep_state == SS_SLEEP_OFF) {
-		mutex_unlock(&cd->system_lock);
-		return 0;
-	}
-	cd->int_status &= ~CY_INT_IGNORE;
-	cd->int_status |= CY_INT_AWAKE;
-	cd->sleep_state = SS_WAKING;
-
-	if (cd->cpdata->power) {
-		dev_dbg(dev, "%s: Power up HW\n", __func__);
-		rc = cd->cpdata->power(cd->cpdata, 1, dev, &cd->ignore_irq);
-	} else {
-		dev_dbg(dev, "%s: No power function\n", __func__);
-		rc = -ENOSYS;
-	}
-	if (rc < 0) {
-		dev_err(dev, "%s: HW Power up fails r=%d\n",
-				__func__, rc);
-
-		/* Initiate a read transaction to wake up */
-		cyttsp4_adap_read(cd, CY_REG_BASE, sizeof(mode), &mode);
-	} else
-		dev_vdbg(cd->dev, "%s: HW power up succeeds\n",
-			__func__);
-	mutex_unlock(&cd->system_lock);
-
-	t = wait_event_timeout(cd->wait_q,
-			(cd->int_status & CY_INT_AWAKE) == 0,
-			msecs_to_jiffies(CY_CORE_WAKEUP_TIMEOUT));
-	if (IS_TMO(t)) {
-		dev_err(dev, "%s: TMO waiting for wakeup\n", __func__);
-		mutex_lock(&cd->system_lock);
-		cd->int_status &= ~CY_INT_AWAKE;
-		/* Try starting up */
-		cyttsp4_queue_startup_(cd);
-		mutex_unlock(&cd->system_lock);
-	}
-
-	mutex_lock(&cd->system_lock);
-	cd->sleep_state = SS_SLEEP_OFF;
-	mutex_unlock(&cd->system_lock);
-
-	cyttsp4_start_wd_timer(cd);
-
-	return 0;
-}
-
-static int cyttsp4_core_wake(struct cyttsp4 *cd)
-{
-	int rc;
-
-	rc = cyttsp4_request_exclusive(cd, cd->dev,
-			CY_CORE_REQUEST_EXCLUSIVE_TIMEOUT);
-	if (rc < 0) {
-		dev_err(cd->dev, "%s: fail get exclusive ex=%p own=%p\n",
-				__func__, cd->exclusive_dev, cd->dev);
-		return 0;
-	}
-
-	rc = cyttsp4_core_wake_(cd);
-
-	if (cyttsp4_release_exclusive(cd, cd->dev) < 0)
-		dev_err(cd->dev, "%s: fail to release exclusive\n", __func__);
-	else
-		dev_vdbg(cd->dev, "%s: pass release exclusive\n", __func__);
-
-	return rc;
-}
-
-static int cyttsp4_core_suspend(struct device *dev)
-{
-	struct cyttsp4 *cd = dev_get_drvdata(dev);
-	struct cyttsp4_mt_data *md = &cd->md;
-	int rc;
-
-	md->is_suspended = true;
-
-	rc = cyttsp4_core_sleep(cd);
-	if (rc < 0) {
-		dev_err(dev, "%s: Error on sleep\n", __func__);
-		return -EAGAIN;
-	}
-	return 0;
-}
-
-static int cyttsp4_core_resume(struct device *dev)
-{
-	struct cyttsp4 *cd = dev_get_drvdata(dev);
-	struct cyttsp4_mt_data *md = &cd->md;
-	int rc;
-
-	md->is_suspended = false;
-
-	rc = cyttsp4_core_wake(cd);
-	if (rc < 0) {
-		dev_err(dev, "%s: Error on wake\n", __func__);
-		return -EAGAIN;
-	}
-
-	return 0;
-}
-
-EXPORT_GPL_RUNTIME_DEV_PM_OPS(cyttsp4_pm_ops,
-			      cyttsp4_core_suspend, cyttsp4_core_resume, NULL);
-
-static int cyttsp4_mt_open(struct input_dev *input)
-{
-	pm_runtime_get(input->dev.parent);
-	return 0;
-}
-
-static void cyttsp4_mt_close(struct input_dev *input)
-{
-	struct cyttsp4_mt_data *md = input_get_drvdata(input);
-	mutex_lock(&md->report_lock);
-	if (!md->is_suspended)
-		pm_runtime_put(input->dev.parent);
-	mutex_unlock(&md->report_lock);
-}
-
-
-static int cyttsp4_setup_input_device(struct cyttsp4 *cd)
-{
-	struct device *dev = cd->dev;
-	struct cyttsp4_mt_data *md = &cd->md;
-	int signal = CY_IGNORE_VALUE;
-	int max_x, max_y, max_p, min, max;
-	int max_x_tmp, max_y_tmp;
-	int i;
-	int rc;
-
-	dev_vdbg(dev, "%s: Initialize event signals\n", __func__);
-	__set_bit(EV_ABS, md->input->evbit);
-	__set_bit(EV_REL, md->input->evbit);
-	__set_bit(EV_KEY, md->input->evbit);
-
-	max_x_tmp = md->si->si_ofs.max_x;
-	max_y_tmp = md->si->si_ofs.max_y;
-
-	/* get maximum values from the sysinfo data */
-	if (md->pdata->flags & CY_FLAG_FLIP) {
-		max_x = max_y_tmp - 1;
-		max_y = max_x_tmp - 1;
-	} else {
-		max_x = max_x_tmp - 1;
-		max_y = max_y_tmp - 1;
-	}
-	max_p = md->si->si_ofs.max_p;
-
-	/* set event signal capabilities */
-	for (i = 0; i < (md->pdata->frmwrk->size / CY_NUM_ABS_SET); i++) {
-		signal = md->pdata->frmwrk->abs
-			[(i * CY_NUM_ABS_SET) + CY_SIGNAL_OST];
-		if (signal != CY_IGNORE_VALUE) {
-			__set_bit(signal, md->input->absbit);
-			min = md->pdata->frmwrk->abs
-				[(i * CY_NUM_ABS_SET) + CY_MIN_OST];
-			max = md->pdata->frmwrk->abs
-				[(i * CY_NUM_ABS_SET) + CY_MAX_OST];
-			if (i == CY_ABS_ID_OST) {
-				/* shift track ids down to start at 0 */
-				max = max - min;
-				min = min - min;
-			} else if (i == CY_ABS_X_OST)
-				max = max_x;
-			else if (i == CY_ABS_Y_OST)
-				max = max_y;
-			else if (i == CY_ABS_P_OST)
-				max = max_p;
-			input_set_abs_params(md->input, signal, min, max,
-				md->pdata->frmwrk->abs
-				[(i * CY_NUM_ABS_SET) + CY_FUZZ_OST],
-				md->pdata->frmwrk->abs
-				[(i * CY_NUM_ABS_SET) + CY_FLAT_OST]);
-			dev_dbg(dev, "%s: register signal=%02X min=%d max=%d\n",
-				__func__, signal, min, max);
-			if ((i == CY_ABS_ID_OST) &&
-				(md->si->si_ofs.tch_rec_size <
-				CY_TMA4XX_TCH_REC_SIZE))
-				break;
-		}
-	}
-
-	input_mt_init_slots(md->input, md->si->si_ofs.tch_abs[CY_TCH_T].max,
-			INPUT_MT_DIRECT);
-	rc = input_register_device(md->input);
-	if (rc < 0)
-		dev_err(dev, "%s: Error, failed register input device r=%d\n",
-			__func__, rc);
-	return rc;
-}
-
-static int cyttsp4_mt_probe(struct cyttsp4 *cd)
-{
-	struct device *dev = cd->dev;
-	struct cyttsp4_mt_data *md = &cd->md;
-	struct cyttsp4_mt_platform_data *pdata = cd->pdata->mt_pdata;
-	int rc = 0;
-
-	mutex_init(&md->report_lock);
-	md->pdata = pdata;
-	/* Create the input device and register it. */
-	dev_vdbg(dev, "%s: Create the input device and register it\n",
-		__func__);
-	md->input = input_allocate_device();
-	if (md->input == NULL) {
-		dev_err(dev, "%s: Error, failed to allocate input device\n",
-			__func__);
-		rc = -ENOSYS;
-		goto error_alloc_failed;
-	}
-
-	md->input->name = pdata->inp_dev_name;
-	scnprintf(md->phys, sizeof(md->phys)-1, "%s", dev_name(dev));
-	md->input->phys = md->phys;
-	md->input->id.bustype = cd->bus_ops->bustype;
-	md->input->dev.parent = dev;
-	md->input->open = cyttsp4_mt_open;
-	md->input->close = cyttsp4_mt_close;
-	input_set_drvdata(md->input, md);
-
-	/* get sysinfo */
-	md->si = &cd->sysinfo;
-
-	rc = cyttsp4_setup_input_device(cd);
-	if (rc)
-		goto error_init_input;
-
-	return 0;
-
-error_init_input:
-	input_free_device(md->input);
-error_alloc_failed:
-	dev_err(dev, "%s failed.\n", __func__);
-	return rc;
-}
-
-struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops,
-		struct device *dev, u16 irq, size_t xfer_buf_size)
-{
-	struct cyttsp4 *cd;
-	struct cyttsp4_platform_data *pdata = dev_get_platdata(dev);
-	unsigned long irq_flags;
-	int rc = 0;
-
-	if (!pdata || !pdata->core_pdata || !pdata->mt_pdata) {
-		dev_err(dev, "%s: Missing platform data\n", __func__);
-		rc = -ENODEV;
-		goto error_no_pdata;
-	}
-
-	cd = kzalloc(sizeof(*cd), GFP_KERNEL);
-	if (!cd) {
-		dev_err(dev, "%s: Error, kzalloc\n", __func__);
-		rc = -ENOMEM;
-		goto error_alloc_data;
-	}
-
-	cd->xfer_buf = kzalloc(xfer_buf_size, GFP_KERNEL);
-	if (!cd->xfer_buf) {
-		dev_err(dev, "%s: Error, kzalloc\n", __func__);
-		rc = -ENOMEM;
-		goto error_free_cd;
-	}
-
-	/* Initialize device info */
-	cd->dev = dev;
-	cd->pdata = pdata;
-	cd->cpdata = pdata->core_pdata;
-	cd->bus_ops = ops;
-
-	/* Initialize mutexes and spinlocks */
-	mutex_init(&cd->system_lock);
-	mutex_init(&cd->adap_lock);
-
-	/* Initialize wait queue */
-	init_waitqueue_head(&cd->wait_q);
-
-	/* Initialize works */
-	INIT_WORK(&cd->startup_work, cyttsp4_startup_work_function);
-	INIT_WORK(&cd->watchdog_work, cyttsp4_watchdog_work);
-
-	/* Initialize IRQ */
-	cd->irq = gpio_to_irq(cd->cpdata->irq_gpio);
-	if (cd->irq < 0) {
-		rc = -EINVAL;
-		goto error_free_xfer;
-	}
-
-	dev_set_drvdata(dev, cd);
-
-	/* Call platform init function */
-	if (cd->cpdata->init) {
-		dev_dbg(cd->dev, "%s: Init HW\n", __func__);
-		rc = cd->cpdata->init(cd->cpdata, 1, cd->dev);
-	} else {
-		dev_dbg(cd->dev, "%s: No HW INIT function\n", __func__);
-		rc = 0;
-	}
-	if (rc < 0)
-		dev_err(cd->dev, "%s: HW Init fail r=%d\n", __func__, rc);
-
-	dev_dbg(dev, "%s: initialize threaded irq=%d\n", __func__, cd->irq);
-	if (cd->cpdata->level_irq_udelay > 0)
-		/* use level triggered interrupts */
-		irq_flags = IRQF_TRIGGER_LOW | IRQF_ONESHOT;
-	else
-		/* use edge triggered interrupts */
-		irq_flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT;
-
-	rc = request_threaded_irq(cd->irq, NULL, cyttsp4_irq, irq_flags,
-		dev_name(dev), cd);
-	if (rc < 0) {
-		dev_err(dev, "%s: Error, could not request irq\n", __func__);
-		goto error_request_irq;
-	}
-
-	/* Setup watchdog timer */
-	timer_setup(&cd->watchdog_timer, cyttsp4_watchdog_timer, 0);
-
-	/*
-	 * call startup directly to ensure that the device
-	 * is tested before leaving the probe
-	 */
-	rc = cyttsp4_startup(cd);
-
-	/* Do not fail probe if startup fails but the device is detected */
-	if (rc < 0 && cd->mode == CY_MODE_UNKNOWN) {
-		dev_err(cd->dev, "%s: Fail initial startup r=%d\n",
-			__func__, rc);
-		goto error_startup;
-	}
-
-	rc = cyttsp4_mt_probe(cd);
-	if (rc < 0) {
-		dev_err(dev, "%s: Error, fail mt probe\n", __func__);
-		goto error_startup;
-	}
-
-	pm_runtime_enable(dev);
-
-	return cd;
-
-error_startup:
-	cancel_work_sync(&cd->startup_work);
-	cyttsp4_stop_wd_timer(cd);
-	pm_runtime_disable(dev);
-	cyttsp4_free_si_ptrs(cd);
-	free_irq(cd->irq, cd);
-error_request_irq:
-	if (cd->cpdata->init)
-		cd->cpdata->init(cd->cpdata, 0, dev);
-error_free_xfer:
-	kfree(cd->xfer_buf);
-error_free_cd:
-	kfree(cd);
-error_alloc_data:
-error_no_pdata:
-	dev_err(dev, "%s failed.\n", __func__);
-	return ERR_PTR(rc);
-}
-EXPORT_SYMBOL_GPL(cyttsp4_probe);
-
-static void cyttsp4_mt_release(struct cyttsp4_mt_data *md)
-{
-	input_unregister_device(md->input);
-	input_set_drvdata(md->input, NULL);
-}
-
-int cyttsp4_remove(struct cyttsp4 *cd)
-{
-	struct device *dev = cd->dev;
-
-	cyttsp4_mt_release(&cd->md);
-
-	/*
-	 * Suspend the device before freeing the startup_work and stopping
-	 * the watchdog since sleep function restarts watchdog on failure
-	 */
-	pm_runtime_suspend(dev);
-	pm_runtime_disable(dev);
-
-	cancel_work_sync(&cd->startup_work);
-
-	cyttsp4_stop_wd_timer(cd);
-
-	free_irq(cd->irq, cd);
-	if (cd->cpdata->init)
-		cd->cpdata->init(cd->cpdata, 0, dev);
-	cyttsp4_free_si_ptrs(cd);
-	kfree(cd);
-	return 0;
-}
-EXPORT_SYMBOL_GPL(cyttsp4_remove);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Cypress TrueTouch(R) Standard touchscreen core driver");
-MODULE_AUTHOR("Cypress");
diff --git a/drivers/input/touchscreen/cyttsp4_core.h b/drivers/input/touchscreen/cyttsp4_core.h
deleted file mode 100644
index 6262f6e45075..000000000000
--- a/drivers/input/touchscreen/cyttsp4_core.h
+++ /dev/null
@@ -1,448 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * cyttsp4_core.h
- * Cypress TrueTouch(TM) Standard Product V4 Core driver module.
- * For use with Cypress Txx4xx parts.
- * Supported parts include:
- * TMA4XX
- * TMA1036
- *
- * Copyright (C) 2012 Cypress Semiconductor
- *
- * Contact Cypress Semiconductor at www.cypress.com <ttdrivers@cypress.com>
- */
-
-#ifndef _LINUX_CYTTSP4_CORE_H
-#define _LINUX_CYTTSP4_CORE_H
-
-#include <linux/device.h>
-#include <linux/err.h>
-#include <linux/input.h>
-#include <linux/kernel.h>
-#include <linux/limits.h>
-#include <linux/module.h>
-#include <linux/stringify.h>
-#include <linux/types.h>
-#include <linux/platform_data/cyttsp4.h>
-
-#define CY_REG_BASE			0x00
-
-#define CY_POST_CODEL_WDG_RST		0x01
-#define CY_POST_CODEL_CFG_DATA_CRC_FAIL	0x02
-#define CY_POST_CODEL_PANEL_TEST_FAIL	0x04
-
-#define CY_NUM_BTN_PER_REG		4
-
-/* touch record system information offset masks and shifts */
-#define CY_BYTE_OFS_MASK		0x1F
-#define CY_BOFS_MASK			0xE0
-#define CY_BOFS_SHIFT			5
-
-#define CY_TMA1036_TCH_REC_SIZE		6
-#define CY_TMA4XX_TCH_REC_SIZE		9
-#define CY_TMA1036_MAX_TCH		0x0E
-#define CY_TMA4XX_MAX_TCH		0x1E
-
-#define CY_NORMAL_ORIGIN		0	/* upper, left corner */
-#define CY_INVERT_ORIGIN		1	/* lower, right corner */
-
-/* helpers */
-#define GET_NUM_TOUCHES(x)		((x) & 0x1F)
-#define IS_LARGE_AREA(x)		((x) & 0x20)
-#define IS_BAD_PKT(x)			((x) & 0x20)
-#define IS_BOOTLOADER(hst_mode, reset_detect)	\
-		((hst_mode) & 0x01 || (reset_detect) != 0)
-#define IS_TMO(t)			((t) == 0)
-
-
-enum cyttsp_cmd_bits {
-	CY_CMD_COMPLETE = (1 << 6),
-};
-
-/* Timeout in ms. */
-#define CY_WATCHDOG_TIMEOUT		1000
-
-#define CY_MAX_PRINT_SIZE		512
-#ifdef VERBOSE_DEBUG
-#define CY_MAX_PRBUF_SIZE		PIPE_BUF
-#define CY_PR_TRUNCATED			" truncated..."
-#endif
-
-enum cyttsp4_ic_grpnum {
-	CY_IC_GRPNUM_RESERVED,
-	CY_IC_GRPNUM_CMD_REGS,
-	CY_IC_GRPNUM_TCH_REP,
-	CY_IC_GRPNUM_DATA_REC,
-	CY_IC_GRPNUM_TEST_REC,
-	CY_IC_GRPNUM_PCFG_REC,
-	CY_IC_GRPNUM_TCH_PARM_VAL,
-	CY_IC_GRPNUM_TCH_PARM_SIZE,
-	CY_IC_GRPNUM_RESERVED1,
-	CY_IC_GRPNUM_RESERVED2,
-	CY_IC_GRPNUM_OPCFG_REC,
-	CY_IC_GRPNUM_DDATA_REC,
-	CY_IC_GRPNUM_MDATA_REC,
-	CY_IC_GRPNUM_TEST_REGS,
-	CY_IC_GRPNUM_BTN_KEYS,
-	CY_IC_GRPNUM_TTHE_REGS,
-	CY_IC_GRPNUM_NUM
-};
-
-enum cyttsp4_int_state {
-	CY_INT_NONE,
-	CY_INT_IGNORE      = (1 << 0),
-	CY_INT_MODE_CHANGE = (1 << 1),
-	CY_INT_EXEC_CMD    = (1 << 2),
-	CY_INT_AWAKE       = (1 << 3),
-};
-
-enum cyttsp4_mode {
-	CY_MODE_UNKNOWN,
-	CY_MODE_BOOTLOADER   = (1 << 1),
-	CY_MODE_OPERATIONAL  = (1 << 2),
-	CY_MODE_SYSINFO      = (1 << 3),
-	CY_MODE_CAT          = (1 << 4),
-	CY_MODE_STARTUP      = (1 << 5),
-	CY_MODE_LOADER       = (1 << 6),
-	CY_MODE_CHANGE_MODE  = (1 << 7),
-	CY_MODE_CHANGED      = (1 << 8),
-	CY_MODE_CMD_COMPLETE = (1 << 9),
-};
-
-enum cyttsp4_sleep_state {
-	SS_SLEEP_OFF,
-	SS_SLEEP_ON,
-	SS_SLEEPING,
-	SS_WAKING,
-};
-
-enum cyttsp4_startup_state {
-	STARTUP_NONE,
-	STARTUP_QUEUED,
-	STARTUP_RUNNING,
-};
-
-#define CY_NUM_REVCTRL			8
-struct cyttsp4_cydata {
-	u8 ttpidh;
-	u8 ttpidl;
-	u8 fw_ver_major;
-	u8 fw_ver_minor;
-	u8 revctrl[CY_NUM_REVCTRL];
-	u8 blver_major;
-	u8 blver_minor;
-	u8 jtag_si_id3;
-	u8 jtag_si_id2;
-	u8 jtag_si_id1;
-	u8 jtag_si_id0;
-	u8 mfgid_sz;
-	u8 cyito_idh;
-	u8 cyito_idl;
-	u8 cyito_verh;
-	u8 cyito_verl;
-	u8 ttsp_ver_major;
-	u8 ttsp_ver_minor;
-	u8 device_info;
-	u8 mfg_id[];
-} __packed;
-
-struct cyttsp4_test {
-	u8 post_codeh;
-	u8 post_codel;
-} __packed;
-
-struct cyttsp4_pcfg {
-	u8 electrodes_x;
-	u8 electrodes_y;
-	u8 len_xh;
-	u8 len_xl;
-	u8 len_yh;
-	u8 len_yl;
-	u8 res_xh;
-	u8 res_xl;
-	u8 res_yh;
-	u8 res_yl;
-	u8 max_zh;
-	u8 max_zl;
-	u8 panel_info0;
-} __packed;
-
-struct cyttsp4_tch_rec_params {
-	u8 loc;
-	u8 size;
-} __packed;
-
-#define CY_NUM_TCH_FIELDS		7
-#define CY_NUM_EXT_TCH_FIELDS		3
-struct cyttsp4_opcfg {
-	u8 cmd_ofs;
-	u8 rep_ofs;
-	u8 rep_szh;
-	u8 rep_szl;
-	u8 num_btns;
-	u8 tt_stat_ofs;
-	u8 obj_cfg0;
-	u8 max_tchs;
-	u8 tch_rec_size;
-	struct cyttsp4_tch_rec_params tch_rec_old[CY_NUM_TCH_FIELDS];
-	u8 btn_rec_size;	/* btn record size (in bytes) */
-	u8 btn_diff_ofs;	/* btn data loc, diff counts  */
-	u8 btn_diff_size;	/* btn size of diff counts (in bits) */
-	struct cyttsp4_tch_rec_params tch_rec_new[CY_NUM_EXT_TCH_FIELDS];
-} __packed;
-
-struct cyttsp4_sysinfo_ptr {
-	struct cyttsp4_cydata *cydata;
-	struct cyttsp4_test *test;
-	struct cyttsp4_pcfg *pcfg;
-	struct cyttsp4_opcfg *opcfg;
-	struct cyttsp4_ddata *ddata;
-	struct cyttsp4_mdata *mdata;
-} __packed;
-
-struct cyttsp4_sysinfo_data {
-	u8 hst_mode;
-	u8 reserved;
-	u8 map_szh;
-	u8 map_szl;
-	u8 cydata_ofsh;
-	u8 cydata_ofsl;
-	u8 test_ofsh;
-	u8 test_ofsl;
-	u8 pcfg_ofsh;
-	u8 pcfg_ofsl;
-	u8 opcfg_ofsh;
-	u8 opcfg_ofsl;
-	u8 ddata_ofsh;
-	u8 ddata_ofsl;
-	u8 mdata_ofsh;
-	u8 mdata_ofsl;
-} __packed;
-
-enum cyttsp4_tch_abs {	/* for ordering within the extracted touch data array */
-	CY_TCH_X,	/* X */
-	CY_TCH_Y,	/* Y */
-	CY_TCH_P,	/* P (Z) */
-	CY_TCH_T,	/* TOUCH ID */
-	CY_TCH_E,	/* EVENT ID */
-	CY_TCH_O,	/* OBJECT ID */
-	CY_TCH_W,	/* SIZE */
-	CY_TCH_MAJ,	/* TOUCH_MAJOR */
-	CY_TCH_MIN,	/* TOUCH_MINOR */
-	CY_TCH_OR,	/* ORIENTATION */
-	CY_TCH_NUM_ABS
-};
-
-struct cyttsp4_touch {
-	int abs[CY_TCH_NUM_ABS];
-};
-
-struct cyttsp4_tch_abs_params {
-	size_t ofs;	/* abs byte offset */
-	size_t size;	/* size in bits */
-	size_t max;	/* max value */
-	size_t bofs;	/* bit offset */
-};
-
-struct cyttsp4_sysinfo_ofs {
-	size_t chip_type;
-	size_t cmd_ofs;
-	size_t rep_ofs;
-	size_t rep_sz;
-	size_t num_btns;
-	size_t num_btn_regs;	/* ceil(num_btns/4) */
-	size_t tt_stat_ofs;
-	size_t tch_rec_size;
-	size_t obj_cfg0;
-	size_t max_tchs;
-	size_t mode_size;
-	size_t data_size;
-	size_t map_sz;
-	size_t max_x;
-	size_t x_origin;	/* left or right corner */
-	size_t max_y;
-	size_t y_origin;	/* upper or lower corner */
-	size_t max_p;
-	size_t cydata_ofs;
-	size_t test_ofs;
-	size_t pcfg_ofs;
-	size_t opcfg_ofs;
-	size_t ddata_ofs;
-	size_t mdata_ofs;
-	size_t cydata_size;
-	size_t test_size;
-	size_t pcfg_size;
-	size_t opcfg_size;
-	size_t ddata_size;
-	size_t mdata_size;
-	size_t btn_keys_size;
-	struct cyttsp4_tch_abs_params tch_abs[CY_TCH_NUM_ABS];
-	size_t btn_rec_size; /* btn record size (in bytes) */
-	size_t btn_diff_ofs;/* btn data loc ,diff counts, (Op-Mode byte ofs) */
-	size_t btn_diff_size;/* btn size of diff counts (in bits) */
-};
-
-enum cyttsp4_btn_state {
-	CY_BTN_RELEASED,
-	CY_BTN_PRESSED,
-	CY_BTN_NUM_STATE
-};
-
-struct cyttsp4_btn {
-	bool enabled;
-	int state;	/* CY_BTN_PRESSED, CY_BTN_RELEASED */
-	int key_code;
-};
-
-struct cyttsp4_sysinfo {
-	bool ready;
-	struct cyttsp4_sysinfo_data si_data;
-	struct cyttsp4_sysinfo_ptr si_ptrs;
-	struct cyttsp4_sysinfo_ofs si_ofs;
-	struct cyttsp4_btn *btn;	/* button states */
-	u8 *btn_rec_data;		/* button diff count data */
-	u8 *xy_mode;			/* operational mode and status regs */
-	u8 *xy_data;			/* operational touch regs */
-};
-
-struct cyttsp4_mt_data {
-	struct cyttsp4_mt_platform_data *pdata;
-	struct cyttsp4_sysinfo *si;
-	struct input_dev *input;
-	struct mutex report_lock;
-	bool is_suspended;
-	char phys[NAME_MAX];
-	int num_prv_tch;
-};
-
-struct cyttsp4 {
-	struct device *dev;
-	struct mutex system_lock;
-	struct mutex adap_lock;
-	enum cyttsp4_mode mode;
-	enum cyttsp4_sleep_state sleep_state;
-	enum cyttsp4_startup_state startup_state;
-	int int_status;
-	wait_queue_head_t wait_q;
-	int irq;
-	struct work_struct startup_work;
-	struct work_struct watchdog_work;
-	struct timer_list watchdog_timer;
-	struct cyttsp4_sysinfo sysinfo;
-	void *exclusive_dev;
-	int exclusive_waits;
-	atomic_t ignore_irq;
-	bool invalid_touch_app;
-	struct cyttsp4_mt_data md;
-	struct cyttsp4_platform_data *pdata;
-	struct cyttsp4_core_platform_data *cpdata;
-	const struct cyttsp4_bus_ops *bus_ops;
-	u8 *xfer_buf;
-#ifdef VERBOSE_DEBUG
-	u8 pr_buf[CY_MAX_PRBUF_SIZE];
-#endif
-};
-
-struct cyttsp4_bus_ops {
-	u16 bustype;
-	int (*write)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length,
-			const void *values);
-	int (*read)(struct device *dev, u8 *xfer_buf, u16 addr, u8 length,
-			void *values);
-};
-
-enum cyttsp4_hst_mode_bits {
-	CY_HST_TOGGLE      = (1 << 7),
-	CY_HST_MODE_CHANGE = (1 << 3),
-	CY_HST_MODE        = (7 << 4),
-	CY_HST_OPERATE     = (0 << 4),
-	CY_HST_SYSINFO     = (1 << 4),
-	CY_HST_CAT         = (2 << 4),
-	CY_HST_LOWPOW      = (1 << 2),
-	CY_HST_SLEEP       = (1 << 1),
-	CY_HST_RESET       = (1 << 0),
-};
-
-/* abs settings */
-#define CY_IGNORE_VALUE			0xFFFF
-
-/* abs signal capabilities offsets in the frameworks array */
-enum cyttsp4_sig_caps {
-	CY_SIGNAL_OST,
-	CY_MIN_OST,
-	CY_MAX_OST,
-	CY_FUZZ_OST,
-	CY_FLAT_OST,
-	CY_NUM_ABS_SET	/* number of signal capability fields */
-};
-
-/* abs axis signal offsets in the framworks array  */
-enum cyttsp4_sig_ost {
-	CY_ABS_X_OST,
-	CY_ABS_Y_OST,
-	CY_ABS_P_OST,
-	CY_ABS_W_OST,
-	CY_ABS_ID_OST,
-	CY_ABS_MAJ_OST,
-	CY_ABS_MIN_OST,
-	CY_ABS_OR_OST,
-	CY_NUM_ABS_OST	/* number of abs signals */
-};
-
-enum cyttsp4_flags {
-	CY_FLAG_NONE = 0x00,
-	CY_FLAG_HOVER = 0x04,
-	CY_FLAG_FLIP = 0x08,
-	CY_FLAG_INV_X = 0x10,
-	CY_FLAG_INV_Y = 0x20,
-	CY_FLAG_VKEYS = 0x40,
-};
-
-enum cyttsp4_object_id {
-	CY_OBJ_STANDARD_FINGER,
-	CY_OBJ_LARGE_OBJECT,
-	CY_OBJ_STYLUS,
-	CY_OBJ_HOVER,
-};
-
-enum cyttsp4_event_id {
-	CY_EV_NO_EVENT,
-	CY_EV_TOUCHDOWN,
-	CY_EV_MOVE,		/* significant displacement (> act dist) */
-	CY_EV_LIFTOFF,		/* record reports last position */
-};
-
-/* x-axis resolution of panel in pixels */
-#define CY_PCFG_RESOLUTION_X_MASK	0x7F
-
-/* y-axis resolution of panel in pixels */
-#define CY_PCFG_RESOLUTION_Y_MASK	0x7F
-
-/* x-axis, 0:origin is on left side of panel, 1: right */
-#define CY_PCFG_ORIGIN_X_MASK		0x80
-
-/* y-axis, 0:origin is on top side of panel, 1: bottom */
-#define CY_PCFG_ORIGIN_Y_MASK		0x80
-
-static inline int cyttsp4_adap_read(struct cyttsp4 *ts, u16 addr, int size,
-		void *buf)
-{
-	return ts->bus_ops->read(ts->dev, ts->xfer_buf, addr, size, buf);
-}
-
-static inline int cyttsp4_adap_write(struct cyttsp4 *ts, u16 addr, int size,
-		const void *buf)
-{
-	return ts->bus_ops->write(ts->dev, ts->xfer_buf, addr, size, buf);
-}
-
-extern struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops,
-		struct device *dev, u16 irq, size_t xfer_buf_size);
-extern int cyttsp4_remove(struct cyttsp4 *ts);
-int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
-		u8 length, const void *values);
-int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
-		u8 length, void *values);
-extern const struct dev_pm_ops cyttsp4_pm_ops;
-
-#endif /* _LINUX_CYTTSP4_CORE_H */
diff --git a/drivers/input/touchscreen/cyttsp4_i2c.c b/drivers/input/touchscreen/cyttsp4_i2c.c
deleted file mode 100644
index da32c151def5..000000000000
--- a/drivers/input/touchscreen/cyttsp4_i2c.c
+++ /dev/null
@@ -1,72 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * cyttsp_i2c.c
- * Cypress TrueTouch(TM) Standard Product (TTSP) I2C touchscreen driver.
- * For use with Cypress  Txx4xx parts.
- * Supported parts include:
- * TMA4XX
- * TMA1036
- *
- * Copyright (C) 2009, 2010, 2011 Cypress Semiconductor, Inc.
- * Copyright (C) 2012 Javier Martinez Canillas <javier@dowhile0.org>
- * Copyright (C) 2013 Cypress Semiconductor
- *
- * Contact Cypress Semiconductor at www.cypress.com <ttdrivers@cypress.com>
- */
-
-#include "cyttsp4_core.h"
-
-#include <linux/i2c.h>
-#include <linux/input.h>
-
-#define CYTTSP4_I2C_DATA_SIZE	(3 * 256)
-
-static const struct cyttsp4_bus_ops cyttsp4_i2c_bus_ops = {
-	.bustype	= BUS_I2C,
-	.write		= cyttsp_i2c_write_block_data,
-	.read           = cyttsp_i2c_read_block_data,
-};
-
-static int cyttsp4_i2c_probe(struct i2c_client *client)
-{
-	struct cyttsp4 *ts;
-
-	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
-		dev_err(&client->dev, "I2C functionality not Supported\n");
-		return -EIO;
-	}
-
-	ts = cyttsp4_probe(&cyttsp4_i2c_bus_ops, &client->dev, client->irq,
-			  CYTTSP4_I2C_DATA_SIZE);
-
-	return PTR_ERR_OR_ZERO(ts);
-}
-
-static void cyttsp4_i2c_remove(struct i2c_client *client)
-{
-	struct cyttsp4 *ts = i2c_get_clientdata(client);
-
-	cyttsp4_remove(ts);
-}
-
-static const struct i2c_device_id cyttsp4_i2c_id[] = {
-	{ CYTTSP4_I2C_NAME },
-	{ }
-};
-MODULE_DEVICE_TABLE(i2c, cyttsp4_i2c_id);
-
-static struct i2c_driver cyttsp4_i2c_driver = {
-	.driver = {
-		.name	= CYTTSP4_I2C_NAME,
-		.pm	= pm_ptr(&cyttsp4_pm_ops),
-	},
-	.probe		= cyttsp4_i2c_probe,
-	.remove		= cyttsp4_i2c_remove,
-	.id_table	= cyttsp4_i2c_id,
-};
-
-module_i2c_driver(cyttsp4_i2c_driver);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Cypress TrueTouch(R) Standard Product (TTSP) I2C driver");
-MODULE_AUTHOR("Cypress");
diff --git a/drivers/input/touchscreen/cyttsp4_spi.c b/drivers/input/touchscreen/cyttsp4_spi.c
deleted file mode 100644
index 944fbbe9113e..000000000000
--- a/drivers/input/touchscreen/cyttsp4_spi.c
+++ /dev/null
@@ -1,187 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Source for:
- * Cypress TrueTouch(TM) Standard Product (TTSP) SPI touchscreen driver.
- * For use with Cypress Txx4xx parts.
- * Supported parts include:
- * TMA4XX
- * TMA1036
- *
- * Copyright (C) 2009, 2010, 2011 Cypress Semiconductor, Inc.
- * Copyright (C) 2012 Javier Martinez Canillas <javier@dowhile0.org>
- * Copyright (C) 2013 Cypress Semiconductor
- *
- * Contact Cypress Semiconductor at www.cypress.com <ttdrivers@cypress.com>
- */
-
-#include "cyttsp4_core.h"
-
-#include <linux/delay.h>
-#include <linux/input.h>
-#include <linux/spi/spi.h>
-
-#define CY_SPI_WR_OP		0x00 /* r/~w */
-#define CY_SPI_RD_OP		0x01
-#define CY_SPI_BITS_PER_WORD	8
-#define CY_SPI_A8_BIT		0x02
-#define CY_SPI_WR_HEADER_BYTES	2
-#define CY_SPI_RD_HEADER_BYTES	1
-#define CY_SPI_CMD_BYTES	2
-#define CY_SPI_SYNC_BYTE	0
-#define CY_SPI_SYNC_ACK		0x62 /* from TRM *A protocol */
-#define CY_SPI_DATA_SIZE	(2 * 256)
-
-#define CY_SPI_DATA_BUF_SIZE	(CY_SPI_CMD_BYTES + CY_SPI_DATA_SIZE)
-
-static int cyttsp_spi_xfer(struct device *dev, u8 *xfer_buf,
-			   u8 op, u16 reg, u8 *buf, int length)
-{
-	struct spi_device *spi = to_spi_device(dev);
-	struct spi_message msg;
-	struct spi_transfer xfer[2];
-	u8 *wr_buf = &xfer_buf[0];
-	u8 rd_buf[CY_SPI_CMD_BYTES];
-	int retval;
-	int i;
-
-	if (length > CY_SPI_DATA_SIZE) {
-		dev_err(dev, "%s: length %d is too big.\n",
-			__func__, length);
-		return -EINVAL;
-	}
-
-	memset(wr_buf, 0, CY_SPI_DATA_BUF_SIZE);
-	memset(rd_buf, 0, CY_SPI_CMD_BYTES);
-
-	wr_buf[0] = op + (((reg >> 8) & 0x1) ? CY_SPI_A8_BIT : 0);
-	if (op == CY_SPI_WR_OP) {
-		wr_buf[1] = reg & 0xFF;
-		if (length > 0)
-			memcpy(wr_buf + CY_SPI_CMD_BYTES, buf, length);
-	}
-
-	memset(xfer, 0, sizeof(xfer));
-	spi_message_init(&msg);
-
-	/*
-	  We set both TX and RX buffers because Cypress TTSP
-	  requires full duplex operation.
-	*/
-	xfer[0].tx_buf = wr_buf;
-	xfer[0].rx_buf = rd_buf;
-	switch (op) {
-	case CY_SPI_WR_OP:
-		xfer[0].len = length + CY_SPI_CMD_BYTES;
-		spi_message_add_tail(&xfer[0], &msg);
-		break;
-
-	case CY_SPI_RD_OP:
-		xfer[0].len = CY_SPI_RD_HEADER_BYTES;
-		spi_message_add_tail(&xfer[0], &msg);
-
-		xfer[1].rx_buf = buf;
-		xfer[1].len = length;
-		spi_message_add_tail(&xfer[1], &msg);
-		break;
-
-	default:
-		dev_err(dev, "%s: bad operation code=%d\n", __func__, op);
-		return -EINVAL;
-	}
-
-	retval = spi_sync(spi, &msg);
-	if (retval < 0) {
-		dev_dbg(dev, "%s: spi_sync() error %d, len=%d, op=%d\n",
-			__func__, retval, xfer[1].len, op);
-
-		/*
-		 * do not return here since was a bad ACK sequence
-		 * let the following ACK check handle any errors and
-		 * allow silent retries
-		 */
-	}
-
-	if (rd_buf[CY_SPI_SYNC_BYTE] != CY_SPI_SYNC_ACK) {
-		dev_dbg(dev, "%s: operation %d failed\n", __func__, op);
-
-		for (i = 0; i < CY_SPI_CMD_BYTES; i++)
-			dev_dbg(dev, "%s: test rd_buf[%d]:0x%02x\n",
-				__func__, i, rd_buf[i]);
-		for (i = 0; i < length; i++)
-			dev_dbg(dev, "%s: test buf[%d]:0x%02x\n",
-				__func__, i, buf[i]);
-
-		return -EIO;
-	}
-
-	return 0;
-}
-
-static int cyttsp_spi_read_block_data(struct device *dev, u8 *xfer_buf,
-				      u16 addr, u8 length, void *data)
-{
-	int rc;
-
-	rc = cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_WR_OP, addr, NULL, 0);
-	if (rc)
-		return rc;
-	else
-		return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_RD_OP, addr, data,
-				length);
-}
-
-static int cyttsp_spi_write_block_data(struct device *dev, u8 *xfer_buf,
-				       u16 addr, u8 length, const void *data)
-{
-	return cyttsp_spi_xfer(dev, xfer_buf, CY_SPI_WR_OP, addr, (void *)data,
-			length);
-}
-
-static const struct cyttsp4_bus_ops cyttsp_spi_bus_ops = {
-	.bustype	= BUS_SPI,
-	.write		= cyttsp_spi_write_block_data,
-	.read		= cyttsp_spi_read_block_data,
-};
-
-static int cyttsp4_spi_probe(struct spi_device *spi)
-{
-	struct cyttsp4 *ts;
-	int error;
-
-	/* Set up SPI*/
-	spi->bits_per_word = CY_SPI_BITS_PER_WORD;
-	spi->mode = SPI_MODE_0;
-	error = spi_setup(spi);
-	if (error < 0) {
-		dev_err(&spi->dev, "%s: SPI setup error %d\n",
-			__func__, error);
-		return error;
-	}
-
-	ts = cyttsp4_probe(&cyttsp_spi_bus_ops, &spi->dev, spi->irq,
-			  CY_SPI_DATA_BUF_SIZE);
-
-	return PTR_ERR_OR_ZERO(ts);
-}
-
-static void cyttsp4_spi_remove(struct spi_device *spi)
-{
-	struct cyttsp4 *ts = spi_get_drvdata(spi);
-	cyttsp4_remove(ts);
-}
-
-static struct spi_driver cyttsp4_spi_driver = {
-	.driver = {
-		.name	= CYTTSP4_SPI_NAME,
-		.pm	= pm_ptr(&cyttsp4_pm_ops),
-	},
-	.probe  = cyttsp4_spi_probe,
-	.remove = cyttsp4_spi_remove,
-};
-
-module_spi_driver(cyttsp4_spi_driver);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Cypress TrueTouch(R) Standard Product (TTSP) SPI driver");
-MODULE_AUTHOR("Cypress");
-MODULE_ALIAS("spi:cyttsp4");
diff --git a/drivers/input/touchscreen/cyttsp_core.h b/drivers/input/touchscreen/cyttsp_core.h
index 075509e695a2..82ea611d70d8 100644
--- a/drivers/input/touchscreen/cyttsp_core.h
+++ b/drivers/input/touchscreen/cyttsp_core.h
@@ -137,10 +137,6 @@ struct cyttsp {
 struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops *bus_ops,
 			    struct device *dev, int irq, size_t xfer_buf_size);
 
-int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
-		u8 length, const void *values);
-int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf, u16 addr,
-		u8 length, void *values);
 extern const struct dev_pm_ops cyttsp_pm_ops;
 
 #endif /* __CYTTSP_CORE_H__ */
diff --git a/drivers/input/touchscreen/cyttsp_i2c.c b/drivers/input/touchscreen/cyttsp_i2c.c
index bf13b3448a6b..cb15600549cd 100644
--- a/drivers/input/touchscreen/cyttsp_i2c.c
+++ b/drivers/input/touchscreen/cyttsp_i2c.c
@@ -22,6 +22,61 @@
 
 #define CY_I2C_DATA_SIZE	128
 
+static int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf,
+				      u16 addr, u8 length, void *values)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	u8 client_addr = client->addr | ((addr >> 8) & 0x1);
+	u8 addr_lo = addr & 0xFF;
+	struct i2c_msg msgs[] = {
+		{
+			.addr = client_addr,
+			.flags = 0,
+			.len = 1,
+			.buf = &addr_lo,
+		},
+		{
+			.addr = client_addr,
+			.flags = I2C_M_RD,
+			.len = length,
+			.buf = values,
+		},
+	};
+	int retval;
+
+	retval = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+	if (retval < 0)
+		return retval;
+
+	return retval != ARRAY_SIZE(msgs) ? -EIO : 0;
+}
+
+static int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf,
+				       u16 addr, u8 length, const void *values)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	u8 client_addr = client->addr | ((addr >> 8) & 0x1);
+	u8 addr_lo = addr & 0xFF;
+	struct i2c_msg msgs[] = {
+		{
+			.addr = client_addr,
+			.flags = 0,
+			.len = length + 1,
+			.buf = xfer_buf,
+		},
+	};
+	int retval;
+
+	xfer_buf[0] = addr_lo;
+	memcpy(&xfer_buf[1], values, length);
+
+	retval = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
+	if (retval < 0)
+		return retval;
+
+	return retval != ARRAY_SIZE(msgs) ? -EIO : 0;
+}
+
 static const struct cyttsp_bus_ops cyttsp_i2c_bus_ops = {
 	.bustype	= BUS_I2C,
 	.write		= cyttsp_i2c_write_block_data,
diff --git a/drivers/input/touchscreen/cyttsp_i2c_common.c b/drivers/input/touchscreen/cyttsp_i2c_common.c
deleted file mode 100644
index 7e752fb9fad7..000000000000
--- a/drivers/input/touchscreen/cyttsp_i2c_common.c
+++ /dev/null
@@ -1,86 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * cyttsp_i2c_common.c
- * Cypress TrueTouch(TM) Standard Product (TTSP) I2C touchscreen driver.
- * For use with Cypress Txx3xx and Txx4xx parts.
- * Supported parts include:
- * CY8CTST341
- * CY8CTMA340
- * TMA4XX
- * TMA1036
- *
- * Copyright (C) 2009, 2010, 2011 Cypress Semiconductor, Inc.
- * Copyright (C) 2012 Javier Martinez Canillas <javier@dowhile0.org>
- *
- * Contact Cypress Semiconductor at www.cypress.com <ttdrivers@cypress.com>
- */
-
-#include <linux/device.h>
-#include <linux/export.h>
-#include <linux/i2c.h>
-#include <linux/module.h>
-#include <linux/types.h>
-
-#include "cyttsp4_core.h"
-
-int cyttsp_i2c_read_block_data(struct device *dev, u8 *xfer_buf,
-				      u16 addr, u8 length, void *values)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	u8 client_addr = client->addr | ((addr >> 8) & 0x1);
-	u8 addr_lo = addr & 0xFF;
-	struct i2c_msg msgs[] = {
-		{
-			.addr = client_addr,
-			.flags = 0,
-			.len = 1,
-			.buf = &addr_lo,
-		},
-		{
-			.addr = client_addr,
-			.flags = I2C_M_RD,
-			.len = length,
-			.buf = values,
-		},
-	};
-	int retval;
-
-	retval = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
-	if (retval < 0)
-		return retval;
-
-	return retval != ARRAY_SIZE(msgs) ? -EIO : 0;
-}
-EXPORT_SYMBOL_GPL(cyttsp_i2c_read_block_data);
-
-int cyttsp_i2c_write_block_data(struct device *dev, u8 *xfer_buf,
-				       u16 addr, u8 length, const void *values)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	u8 client_addr = client->addr | ((addr >> 8) & 0x1);
-	u8 addr_lo = addr & 0xFF;
-	struct i2c_msg msgs[] = {
-		{
-			.addr = client_addr,
-			.flags = 0,
-			.len = length + 1,
-			.buf = xfer_buf,
-		},
-	};
-	int retval;
-
-	xfer_buf[0] = addr_lo;
-	memcpy(&xfer_buf[1], values, length);
-
-	retval = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
-	if (retval < 0)
-		return retval;
-
-	return retval != ARRAY_SIZE(msgs) ? -EIO : 0;
-}
-EXPORT_SYMBOL_GPL(cyttsp_i2c_write_block_data);
-
-
-MODULE_DESCRIPTION("Cypress TrueTouch(TM) Standard Product (TTSP) I2C touchscreen driver");
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Cypress");
diff --git a/include/linux/platform_data/cyttsp4.h b/include/linux/platform_data/cyttsp4.h
deleted file mode 100644
index 5dc9d2be384b..000000000000
--- a/include/linux/platform_data/cyttsp4.h
+++ /dev/null
@@ -1,62 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Header file for:
- * Cypress TrueTouch(TM) Standard Product (TTSP) touchscreen drivers.
- * For use with Cypress Txx3xx parts.
- * Supported parts include:
- * CY8CTST341
- * CY8CTMA340
- *
- * Copyright (C) 2009, 2010, 2011 Cypress Semiconductor, Inc.
- * Copyright (C) 2012 Javier Martinez Canillas <javier@dowhile0.org>
- *
- * Contact Cypress Semiconductor at www.cypress.com (kev@cypress.com)
- */
-#ifndef _CYTTSP4_H_
-#define _CYTTSP4_H_
-
-#define CYTTSP4_MT_NAME "cyttsp4_mt"
-#define CYTTSP4_I2C_NAME "cyttsp4_i2c_adapter"
-#define CYTTSP4_SPI_NAME "cyttsp4_spi_adapter"
-
-#define CY_TOUCH_SETTINGS_MAX 32
-
-struct touch_framework {
-	const uint16_t  *abs;
-	uint8_t         size;
-	uint8_t         enable_vkeys;
-} __packed;
-
-struct cyttsp4_mt_platform_data {
-	struct touch_framework *frmwrk;
-	unsigned short flags;
-	char const *inp_dev_name;
-};
-
-struct touch_settings {
-	const uint8_t *data;
-	uint32_t size;
-	uint8_t tag;
-} __packed;
-
-struct cyttsp4_core_platform_data {
-	int irq_gpio;
-	int rst_gpio;
-	int level_irq_udelay;
-	int (*xres)(struct cyttsp4_core_platform_data *pdata,
-		struct device *dev);
-	int (*init)(struct cyttsp4_core_platform_data *pdata,
-		int on, struct device *dev);
-	int (*power)(struct cyttsp4_core_platform_data *pdata,
-		int on, struct device *dev, atomic_t *ignore_irq);
-	int (*irq_stat)(struct cyttsp4_core_platform_data *pdata,
-		struct device *dev);
-	struct touch_settings *sett[CY_TOUCH_SETTINGS_MAX];
-};
-
-struct cyttsp4_platform_data {
-	struct cyttsp4_core_platform_data *core_pdata;
-	struct cyttsp4_mt_platform_data *mt_pdata;
-};
-
-#endif /* _CYTTSP4_H_ */
