Input: remove obsolete tnetv107x drivers
authorArnd Bergmann <arnd@arndb.de>
Fri, 28 Mar 2014 07:52:36 +0000 (00:52 -0700)
committerDmitry Torokhov <dmitry.torokhov@gmail.com>
Fri, 28 Mar 2014 08:10:11 +0000 (01:10 -0700)
The tnetv107x platform is getting removed, so the touchscreen
and keypad drivers for this platform will no longer be needed
either.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Acked-by: Kevin Hilman <khilman@linaro.org>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-input@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
drivers/input/keyboard/Kconfig
drivers/input/keyboard/Makefile
drivers/input/keyboard/tnetv107x-keypad.c [deleted file]
drivers/input/touchscreen/Kconfig
drivers/input/touchscreen/Makefile
drivers/input/touchscreen/tnetv107x-ts.c [deleted file]

index a673c9f3a0b97d939f24c76d88d42596ea097257..935dcaf166466e63f38e1ad959afd11b2da4c513 100644 (file)
@@ -595,16 +595,6 @@ config KEYBOARD_TC3589X
          To compile this driver as a module, choose M here: the
          module will be called tc3589x-keypad.
 
-config KEYBOARD_TNETV107X
-       tristate "TI TNETV107X keypad support"
-       depends on ARCH_DAVINCI_TNETV107X
-       select INPUT_MATRIXKMAP
-       help
-         Say Y here if you want to use the TNETV107X keypad.
-
-         To compile this driver as a module, choose M here: the
-         module will be called tnetv107x-keypad.
-
 config KEYBOARD_TWL4030
        tristate "TI TWL4030/TWL5030/TPS659x0 keypad support"
        depends on TWL4030_CORE
index a699b617230383510727cc3c4a45611eed1c58d7..81014d94a0c1e8aba25cb07af34693e045ab63da 100644 (file)
@@ -53,7 +53,6 @@ obj-$(CONFIG_KEYBOARD_STOWAWAY)               += stowaway.o
 obj-$(CONFIG_KEYBOARD_SUNKBD)          += sunkbd.o
 obj-$(CONFIG_KEYBOARD_TC3589X)         += tc3589x-keypad.o
 obj-$(CONFIG_KEYBOARD_TEGRA)           += tegra-kbc.o
-obj-$(CONFIG_KEYBOARD_TNETV107X)       += tnetv107x-keypad.o
 obj-$(CONFIG_KEYBOARD_TWL4030)         += twl4030_keypad.o
 obj-$(CONFIG_KEYBOARD_XTKBD)           += xtkbd.o
 obj-$(CONFIG_KEYBOARD_W90P910)         += w90p910_keypad.o
diff --git a/drivers/input/keyboard/tnetv107x-keypad.c b/drivers/input/keyboard/tnetv107x-keypad.c
deleted file mode 100644 (file)
index 086511c..0000000
+++ /dev/null
@@ -1,329 +0,0 @@
-/*
- * Texas Instruments TNETV107X Keypad Driver
- *
- * Copyright (C) 2010 Texas Instruments
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation version 2.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#include <linux/kernel.h>
-#include <linux/err.h>
-#include <linux/errno.h>
-#include <linux/input.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
-#include <linux/io.h>
-#include <linux/clk.h>
-#include <linux/input/matrix_keypad.h>
-#include <linux/module.h>
-
-#define BITS(x)                        (BIT(x) - 1)
-
-#define KEYPAD_ROWS            9
-#define KEYPAD_COLS            9
-
-#define DEBOUNCE_MIN           0x400ul
-#define DEBOUNCE_MAX           0x3ffffffful
-
-struct keypad_regs {
-       u32     rev;
-       u32     mode;
-       u32     mask;
-       u32     pol;
-       u32     dclock;
-       u32     rclock;
-       u32     stable_cnt;
-       u32     in_en;
-       u32     out;
-       u32     out_en;
-       u32     in;
-       u32     lock;
-       u32     pres[3];
-};
-
-#define keypad_read(kp, reg)           __raw_readl(&(kp)->regs->reg)
-#define keypad_write(kp, reg, val)     __raw_writel(val, &(kp)->regs->reg)
-
-struct keypad_data {
-       struct input_dev                *input_dev;
-       struct resource                 *res;
-       struct keypad_regs __iomem      *regs;
-       struct clk                      *clk;
-       struct device                   *dev;
-       spinlock_t                      lock;
-       int                             irq_press;
-       int                             irq_release;
-       int                             rows, cols, row_shift;
-       int                             debounce_ms, active_low;
-       u32                             prev_keys[3];
-       unsigned short                  keycodes[];
-};
-
-static irqreturn_t keypad_irq(int irq, void *data)
-{
-       struct keypad_data *kp = data;
-       int i, bit, val, row, col, code;
-       unsigned long flags;
-       u32 curr_keys[3];
-       u32 change;
-
-       spin_lock_irqsave(&kp->lock, flags);
-
-       memset(curr_keys, 0, sizeof(curr_keys));
-       if (irq == kp->irq_press)
-               for (i = 0; i < 3; i++)
-                       curr_keys[i] = keypad_read(kp, pres[i]);
-
-       for (i = 0; i < 3; i++) {
-               change = curr_keys[i] ^ kp->prev_keys[i];
-
-               while (change) {
-                       bit     = fls(change) - 1;
-                       change ^= BIT(bit);
-                       val     = curr_keys[i] & BIT(bit);
-                       bit    += i * 32;
-                       row     = bit / KEYPAD_COLS;
-                       col     = bit % KEYPAD_COLS;
-
-                       code = MATRIX_SCAN_CODE(row, col, kp->row_shift);
-                       input_event(kp->input_dev, EV_MSC, MSC_SCAN, code);
-                       input_report_key(kp->input_dev, kp->keycodes[code],
-                                        val);
-               }
-       }
-       input_sync(kp->input_dev);
-       memcpy(kp->prev_keys, curr_keys, sizeof(curr_keys));
-
-       if (irq == kp->irq_press)
-               keypad_write(kp, lock, 0); /* Allow hardware updates */
-
-       spin_unlock_irqrestore(&kp->lock, flags);
-
-       return IRQ_HANDLED;
-}
-
-static int keypad_start(struct input_dev *dev)
-{
-       struct keypad_data *kp = input_get_drvdata(dev);
-       unsigned long mask, debounce, clk_rate_khz;
-       unsigned long flags;
-
-       clk_enable(kp->clk);
-       clk_rate_khz = clk_get_rate(kp->clk) / 1000;
-
-       spin_lock_irqsave(&kp->lock, flags);
-
-       /* Initialize device registers */
-       keypad_write(kp, mode, 0);
-
-       mask  = BITS(kp->rows) << KEYPAD_COLS;
-       mask |= BITS(kp->cols);
-       keypad_write(kp, mask, ~mask);
-
-       keypad_write(kp, pol, kp->active_low ? 0 : 0x3ffff);
-       keypad_write(kp, stable_cnt, 3);
-
-       debounce = kp->debounce_ms * clk_rate_khz;
-       debounce = clamp(debounce, DEBOUNCE_MIN, DEBOUNCE_MAX);
-       keypad_write(kp, dclock, debounce);
-       keypad_write(kp, rclock, 4 * debounce);
-
-       keypad_write(kp, in_en, 1);
-
-       spin_unlock_irqrestore(&kp->lock, flags);
-
-       return 0;
-}
-
-static void keypad_stop(struct input_dev *dev)
-{
-       struct keypad_data *kp = input_get_drvdata(dev);
-
-       synchronize_irq(kp->irq_press);
-       synchronize_irq(kp->irq_release);
-       clk_disable(kp->clk);
-}
-
-static int keypad_probe(struct platform_device *pdev)
-{
-       const struct matrix_keypad_platform_data *pdata;
-       const struct matrix_keymap_data *keymap_data;
-       struct device *dev = &pdev->dev;
-       struct keypad_data *kp;
-       int error = 0, sz, row_shift;
-       u32 rev = 0;
-
-       pdata = dev_get_platdata(&pdev->dev);
-       if (!pdata) {
-               dev_err(dev, "cannot find device data\n");
-               return -EINVAL;
-       }
-
-       keymap_data = pdata->keymap_data;
-       if (!keymap_data) {
-               dev_err(dev, "cannot find keymap data\n");
-               return -EINVAL;
-       }
-
-       row_shift = get_count_order(pdata->num_col_gpios);
-       sz  = offsetof(struct keypad_data, keycodes);
-       sz += (pdata->num_row_gpios << row_shift) * sizeof(kp->keycodes[0]);
-       kp = kzalloc(sz, GFP_KERNEL);
-       if (!kp) {
-               dev_err(dev, "cannot allocate device info\n");
-               return -ENOMEM;
-       }
-
-       kp->dev  = dev;
-       kp->rows = pdata->num_row_gpios;
-       kp->cols = pdata->num_col_gpios;
-       kp->row_shift = row_shift;
-       platform_set_drvdata(pdev, kp);
-       spin_lock_init(&kp->lock);
-
-       kp->irq_press   = platform_get_irq_byname(pdev, "press");
-       kp->irq_release = platform_get_irq_byname(pdev, "release");
-       if (kp->irq_press < 0 || kp->irq_release < 0) {
-               dev_err(dev, "cannot determine device interrupts\n");
-               error = -ENODEV;
-               goto error_res;
-       }
-
-       kp->res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!kp->res) {
-               dev_err(dev, "cannot determine register area\n");
-               error = -ENODEV;
-               goto error_res;
-       }
-
-       if (!request_mem_region(kp->res->start, resource_size(kp->res),
-                               pdev->name)) {
-               dev_err(dev, "cannot claim register memory\n");
-               kp->res = NULL;
-               error = -EINVAL;
-               goto error_res;
-       }
-
-       kp->regs = ioremap(kp->res->start, resource_size(kp->res));
-       if (!kp->regs) {
-               dev_err(dev, "cannot map register memory\n");
-               error = -ENOMEM;
-               goto error_map;
-       }
-
-       kp->clk = clk_get(dev, NULL);
-       if (IS_ERR(kp->clk)) {
-               dev_err(dev, "cannot claim device clock\n");
-               error = PTR_ERR(kp->clk);
-               goto error_clk;
-       }
-
-       error = request_threaded_irq(kp->irq_press, NULL, keypad_irq,
-                                    IRQF_ONESHOT, dev_name(dev), kp);
-       if (error < 0) {
-               dev_err(kp->dev, "Could not allocate keypad press key irq\n");
-               goto error_irq_press;
-       }
-
-       error = request_threaded_irq(kp->irq_release, NULL, keypad_irq,
-                                    IRQF_ONESHOT, dev_name(dev), kp);
-       if (error < 0) {
-               dev_err(kp->dev, "Could not allocate keypad release key irq\n");
-               goto error_irq_release;
-       }
-
-       kp->input_dev = input_allocate_device();
-       if (!kp->input_dev) {
-               dev_err(dev, "cannot allocate input device\n");
-               error = -ENOMEM;
-               goto error_input;
-       }
-
-       kp->input_dev->name       = pdev->name;
-       kp->input_dev->dev.parent = &pdev->dev;
-       kp->input_dev->open       = keypad_start;
-       kp->input_dev->close      = keypad_stop;
-
-       clk_enable(kp->clk);
-       rev = keypad_read(kp, rev);
-       kp->input_dev->id.bustype = BUS_HOST;
-       kp->input_dev->id.product = ((rev >>  8) & 0x07);
-       kp->input_dev->id.version = ((rev >> 16) & 0xfff);
-       clk_disable(kp->clk);
-
-       error = matrix_keypad_build_keymap(keymap_data, NULL,
-                                          kp->rows, kp->cols,
-                                          kp->keycodes, kp->input_dev);
-       if (error) {
-               dev_err(dev, "Failed to build keymap\n");
-               goto error_reg;
-       }
-
-       if (!pdata->no_autorepeat)
-               kp->input_dev->evbit[0] |= BIT_MASK(EV_REP);
-       input_set_capability(kp->input_dev, EV_MSC, MSC_SCAN);
-
-       input_set_drvdata(kp->input_dev, kp);
-
-       error = input_register_device(kp->input_dev);
-       if (error < 0) {
-               dev_err(dev, "Could not register input device\n");
-               goto error_reg;
-       }
-
-       return 0;
-
-
-error_reg:
-       input_free_device(kp->input_dev);
-error_input:
-       free_irq(kp->irq_release, kp);
-error_irq_release:
-       free_irq(kp->irq_press, kp);
-error_irq_press:
-       clk_put(kp->clk);
-error_clk:
-       iounmap(kp->regs);
-error_map:
-       release_mem_region(kp->res->start, resource_size(kp->res));
-error_res:
-       kfree(kp);
-       return error;
-}
-
-static int keypad_remove(struct platform_device *pdev)
-{
-       struct keypad_data *kp = platform_get_drvdata(pdev);
-
-       free_irq(kp->irq_press, kp);
-       free_irq(kp->irq_release, kp);
-       input_unregister_device(kp->input_dev);
-       clk_put(kp->clk);
-       iounmap(kp->regs);
-       release_mem_region(kp->res->start, resource_size(kp->res));
-       kfree(kp);
-
-       return 0;
-}
-
-static struct platform_driver keypad_driver = {
-       .probe          = keypad_probe,
-       .remove         = keypad_remove,
-       .driver.name    = "tnetv107x-keypad",
-       .driver.owner   = THIS_MODULE,
-};
-module_platform_driver(keypad_driver);
-
-MODULE_AUTHOR("Cyril Chemparathy");
-MODULE_DESCRIPTION("TNETV107X Keypad Driver");
-MODULE_ALIAS("platform:tnetv107x-keypad");
-MODULE_LICENSE("GPL");
index 07e9e82029d190ac164cd4114833e365dcfc21fe..68edc9db2c6446c7534a0a5708d1b01e2c5ced98 100644 (file)
@@ -514,15 +514,6 @@ config TOUCHSCREEN_MIGOR
          To compile this driver as a module, choose M here: the
          module will be called migor_ts.
 
-config TOUCHSCREEN_TNETV107X
-       tristate "TI TNETV107X touchscreen support"
-       depends on ARCH_DAVINCI_TNETV107X
-       help
-         Say Y here if you want to use the TNETV107X touchscreen.
-
-         To compile this driver as a module, choose M here: the
-         module will be called tnetv107x-ts.
-
 config TOUCHSCREEN_TOUCHRIGHT
        tristate "Touchright serial touchscreen"
        select SERIO
index 62801f213346a8e358af358e409e0768130744bc..4bc954b7c7c305393b9be4f0b07d5ca35ff64380 100644 (file)
@@ -56,7 +56,6 @@ obj-$(CONFIG_TOUCHSCREEN_ST1232)      += st1232.o
 obj-$(CONFIG_TOUCHSCREEN_STMPE)                += stmpe-ts.o
 obj-$(CONFIG_TOUCHSCREEN_SUR40)                += sur40.o
 obj-$(CONFIG_TOUCHSCREEN_TI_AM335X_TSC)        += ti_am335x_tsc.o
-obj-$(CONFIG_TOUCHSCREEN_TNETV107X)    += tnetv107x-ts.o
 obj-$(CONFIG_TOUCHSCREEN_TOUCHIT213)   += touchit213.o
 obj-$(CONFIG_TOUCHSCREEN_TOUCHRIGHT)   += touchright.o
 obj-$(CONFIG_TOUCHSCREEN_TOUCHWIN)     += touchwin.o
diff --git a/drivers/input/touchscreen/tnetv107x-ts.c b/drivers/input/touchscreen/tnetv107x-ts.c
deleted file mode 100644 (file)
index c47827a..0000000
+++ /dev/null
@@ -1,384 +0,0 @@
-/*
- * Texas Instruments TNETV107X Touchscreen Driver
- *
- * Copyright (C) 2010 Texas Instruments
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation version 2.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/err.h>
-#include <linux/errno.h>
-#include <linux/input.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
-#include <linux/ctype.h>
-#include <linux/io.h>
-#include <linux/clk.h>
-
-#include <mach/tnetv107x.h>
-
-#define TSC_PENUP_POLL         (HZ / 5)
-#define IDLE_TIMEOUT           100 /* msec */
-
-/*
- * The first and last samples of a touch interval are usually garbage and need
- * to be filtered out with these devices.  The following definitions control
- * the number of samples skipped.
- */
-#define TSC_HEAD_SKIP          1
-#define TSC_TAIL_SKIP          1
-#define TSC_SKIP               (TSC_HEAD_SKIP + TSC_TAIL_SKIP + 1)
-#define TSC_SAMPLES            (TSC_SKIP + 1)
-
-/* Register Offsets */
-struct tsc_regs {
-       u32     rev;
-       u32     tscm;
-       u32     bwcm;
-       u32     swc;
-       u32     adcchnl;
-       u32     adcdata;
-       u32     chval[4];
-};
-
-/* TSC Mode Configuration Register (tscm) bits */
-#define WMODE          BIT(0)
-#define TSKIND         BIT(1)
-#define ZMEASURE_EN    BIT(2)
-#define IDLE           BIT(3)
-#define TSC_EN         BIT(4)
-#define STOP           BIT(5)
-#define ONE_SHOT       BIT(6)
-#define SINGLE         BIT(7)
-#define AVG            BIT(8)
-#define AVGNUM(x)      (((x) & 0x03) <<  9)
-#define PVSTC(x)       (((x) & 0x07) << 11)
-#define PON            BIT(14)
-#define PONBG          BIT(15)
-#define AFERST         BIT(16)
-
-/* ADC DATA Capture Register bits */
-#define DATA_VALID     BIT(16)
-
-/* Register Access Macros */
-#define tsc_read(ts, reg)              __raw_readl(&(ts)->regs->reg)
-#define tsc_write(ts, reg, val)                __raw_writel(val, &(ts)->regs->reg);
-#define tsc_set_bits(ts, reg, val)     \
-       tsc_write(ts, reg, tsc_read(ts, reg) | (val))
-#define tsc_clr_bits(ts, reg, val)     \
-       tsc_write(ts, reg, tsc_read(ts, reg) & ~(val))
-
-struct sample {
-       int x, y, p;
-};
-
-struct tsc_data {
-       struct input_dev                *input_dev;
-       struct resource                 *res;
-       struct tsc_regs __iomem         *regs;
-       struct timer_list               timer;
-       spinlock_t                      lock;
-       struct clk                      *clk;
-       struct device                   *dev;
-       int                             sample_count;
-       struct sample                   samples[TSC_SAMPLES];
-       int                             tsc_irq;
-};
-
-static int tsc_read_sample(struct tsc_data *ts, struct sample* sample)
-{
-       int     x, y, z1, z2, t, p = 0;
-       u32     val;
-
-       val = tsc_read(ts, chval[0]);
-       if (val & DATA_VALID)
-               x = val & 0xffff;
-       else
-               return -EINVAL;
-
-       y  = tsc_read(ts, chval[1]) & 0xffff;
-       z1 = tsc_read(ts, chval[2]) & 0xffff;
-       z2 = tsc_read(ts, chval[3]) & 0xffff;
-
-       if (z1) {
-               t = ((600 * x) * (z2 - z1));
-               p = t / (u32) (z1 << 12);
-               if (p < 0)
-                       p = 0;
-       }
-
-       sample->x  = x;
-       sample->y  = y;
-       sample->p  = p;
-
-       return 0;
-}
-
-static void tsc_poll(unsigned long data)
-{
-       struct tsc_data *ts = (struct tsc_data *)data;
-       unsigned long flags;
-       int i, val, x, y, p;
-
-       spin_lock_irqsave(&ts->lock, flags);
-
-       if (ts->sample_count >= TSC_SKIP) {
-               input_report_abs(ts->input_dev, ABS_PRESSURE, 0);
-               input_report_key(ts->input_dev, BTN_TOUCH, 0);
-               input_sync(ts->input_dev);
-       } else if (ts->sample_count > 0) {
-               /*
-                * A touch event lasted less than our skip count.  Salvage and
-                * report anyway.
-                */
-               for (i = 0, val = 0; i < ts->sample_count; i++)
-                       val += ts->samples[i].x;
-               x = val / ts->sample_count;
-
-               for (i = 0, val = 0; i < ts->sample_count; i++)
-                       val += ts->samples[i].y;
-               y = val / ts->sample_count;
-
-               for (i = 0, val = 0; i < ts->sample_count; i++)
-                       val += ts->samples[i].p;
-               p = val / ts->sample_count;
-
-               input_report_abs(ts->input_dev, ABS_X, x);
-               input_report_abs(ts->input_dev, ABS_Y, y);
-               input_report_abs(ts->input_dev, ABS_PRESSURE, p);
-               input_report_key(ts->input_dev, BTN_TOUCH, 1);
-               input_sync(ts->input_dev);
-       }
-
-       ts->sample_count = 0;
-
-       spin_unlock_irqrestore(&ts->lock, flags);
-}
-
-static irqreturn_t tsc_irq(int irq, void *dev_id)
-{
-       struct tsc_data *ts = (struct tsc_data *)dev_id;
-       struct sample *sample;
-       int index;
-
-       spin_lock(&ts->lock);
-
-       index = ts->sample_count % TSC_SAMPLES;
-       sample = &ts->samples[index];
-       if (tsc_read_sample(ts, sample) < 0)
-               goto out;
-
-       if (++ts->sample_count >= TSC_SKIP) {
-               index = (ts->sample_count - TSC_TAIL_SKIP - 1) % TSC_SAMPLES;
-               sample = &ts->samples[index];
-
-               input_report_abs(ts->input_dev, ABS_X, sample->x);
-               input_report_abs(ts->input_dev, ABS_Y, sample->y);
-               input_report_abs(ts->input_dev, ABS_PRESSURE, sample->p);
-               if (ts->sample_count == TSC_SKIP)
-                       input_report_key(ts->input_dev, BTN_TOUCH, 1);
-               input_sync(ts->input_dev);
-       }
-       mod_timer(&ts->timer, jiffies + TSC_PENUP_POLL);
-out:
-       spin_unlock(&ts->lock);
-       return IRQ_HANDLED;
-}
-
-static int tsc_start(struct input_dev *dev)
-{
-       struct tsc_data *ts = input_get_drvdata(dev);
-       unsigned long timeout = jiffies + msecs_to_jiffies(IDLE_TIMEOUT);
-       u32 val;
-
-       clk_enable(ts->clk);
-
-       /* Go to idle mode, before any initialization */
-       while (time_after(timeout, jiffies)) {
-               if (tsc_read(ts, tscm) & IDLE)
-                       break;
-       }
-
-       if (time_before(timeout, jiffies)) {
-               dev_warn(ts->dev, "timeout waiting for idle\n");
-               clk_disable(ts->clk);
-               return -EIO;
-       }
-
-       /* Configure TSC Control register*/
-       val = (PONBG | PON | PVSTC(4) | ONE_SHOT | ZMEASURE_EN);
-       tsc_write(ts, tscm, val);
-
-       /* Bring TSC out of reset: Clear AFE reset bit */
-       val &= ~(AFERST);
-       tsc_write(ts, tscm, val);
-
-       /* Configure all pins for hardware control*/
-       tsc_write(ts, bwcm, 0);
-
-       /* Finally enable the TSC */
-       tsc_set_bits(ts, tscm, TSC_EN);
-
-       return 0;
-}
-
-static void tsc_stop(struct input_dev *dev)
-{
-       struct tsc_data *ts = input_get_drvdata(dev);
-
-       tsc_clr_bits(ts, tscm, TSC_EN);
-       synchronize_irq(ts->tsc_irq);
-       del_timer_sync(&ts->timer);
-       clk_disable(ts->clk);
-}
-
-static int tsc_probe(struct platform_device *pdev)
-{
-       struct device *dev = &pdev->dev;
-       struct tsc_data *ts;
-       int error = 0;
-       u32 rev = 0;
-
-       ts = kzalloc(sizeof(struct tsc_data), GFP_KERNEL);
-       if (!ts) {
-               dev_err(dev, "cannot allocate device info\n");
-               return -ENOMEM;
-       }
-
-       ts->dev = dev;
-       spin_lock_init(&ts->lock);
-       setup_timer(&ts->timer, tsc_poll, (unsigned long)ts);
-       platform_set_drvdata(pdev, ts);
-
-       ts->tsc_irq = platform_get_irq(pdev, 0);
-       if (ts->tsc_irq < 0) {
-               dev_err(dev, "cannot determine device interrupt\n");
-               error = -ENODEV;
-               goto error_res;
-       }
-
-       ts->res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (!ts->res) {
-               dev_err(dev, "cannot determine register area\n");
-               error = -ENODEV;
-               goto error_res;
-       }
-
-       if (!request_mem_region(ts->res->start, resource_size(ts->res),
-                               pdev->name)) {
-               dev_err(dev, "cannot claim register memory\n");
-               ts->res = NULL;
-               error = -EINVAL;
-               goto error_res;
-       }
-
-       ts->regs = ioremap(ts->res->start, resource_size(ts->res));
-       if (!ts->regs) {
-               dev_err(dev, "cannot map register memory\n");
-               error = -ENOMEM;
-               goto error_map;
-       }
-
-       ts->clk = clk_get(dev, NULL);
-       if (IS_ERR(ts->clk)) {
-               dev_err(dev, "cannot claim device clock\n");
-               error = PTR_ERR(ts->clk);
-               goto error_clk;
-       }
-
-       error = request_threaded_irq(ts->tsc_irq, NULL, tsc_irq, IRQF_ONESHOT,
-                                    dev_name(dev), ts);
-       if (error < 0) {
-               dev_err(ts->dev, "Could not allocate ts irq\n");
-               goto error_irq;
-       }
-
-       ts->input_dev = input_allocate_device();
-       if (!ts->input_dev) {
-               dev_err(dev, "cannot allocate input device\n");
-               error = -ENOMEM;
-               goto error_input;
-       }
-       input_set_drvdata(ts->input_dev, ts);
-
-       ts->input_dev->name       = pdev->name;
-       ts->input_dev->id.bustype = BUS_HOST;
-       ts->input_dev->dev.parent = &pdev->dev;
-       ts->input_dev->open       = tsc_start;
-       ts->input_dev->close      = tsc_stop;
-
-       clk_enable(ts->clk);
-       rev = tsc_read(ts, rev);
-       ts->input_dev->id.product = ((rev >>  8) & 0x07);
-       ts->input_dev->id.version = ((rev >> 16) & 0xfff);
-       clk_disable(ts->clk);
-
-       __set_bit(EV_KEY,    ts->input_dev->evbit);
-       __set_bit(EV_ABS,    ts->input_dev->evbit);
-       __set_bit(BTN_TOUCH, ts->input_dev->keybit);
-
-       input_set_abs_params(ts->input_dev, ABS_X, 0, 0xffff, 5, 0);
-       input_set_abs_params(ts->input_dev, ABS_Y, 0, 0xffff, 5, 0);
-       input_set_abs_params(ts->input_dev, ABS_PRESSURE, 0, 4095, 128, 0);
-
-       error = input_register_device(ts->input_dev);
-       if (error < 0) {
-               dev_err(dev, "failed input device registration\n");
-               goto error_reg;
-       }
-
-       return 0;
-
-error_reg:
-       input_free_device(ts->input_dev);
-error_input:
-       free_irq(ts->tsc_irq, ts);
-error_irq:
-       clk_put(ts->clk);
-error_clk:
-       iounmap(ts->regs);
-error_map:
-       release_mem_region(ts->res->start, resource_size(ts->res));
-error_res:
-       kfree(ts);
-
-       return error;
-}
-
-static int tsc_remove(struct platform_device *pdev)
-{
-       struct tsc_data *ts = platform_get_drvdata(pdev);
-
-       input_unregister_device(ts->input_dev);
-       free_irq(ts->tsc_irq, ts);
-       clk_put(ts->clk);
-       iounmap(ts->regs);
-       release_mem_region(ts->res->start, resource_size(ts->res));
-       kfree(ts);
-
-       return 0;
-}
-
-static struct platform_driver tsc_driver = {
-       .probe          = tsc_probe,
-       .remove         = tsc_remove,
-       .driver.name    = "tnetv107x-ts",
-       .driver.owner   = THIS_MODULE,
-};
-module_platform_driver(tsc_driver);
-
-MODULE_AUTHOR("Cyril Chemparathy");
-MODULE_DESCRIPTION("TNETV107X Touchscreen Driver");
-MODULE_ALIAS("platform:tnetv107x-ts");
-MODULE_LICENSE("GPL");