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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2010-03-08 23:17:32 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2010-03-08 23:17:32 -0800
commitce67eef6a112bb283c6db39f9195800f31f5599a (patch)
tree34f2e7fbd0b9838abba482dbb1a7db09e6fbb53c /drivers/input
parent776943fd6f104a6e8457dc95a17282e69e963666 (diff)
parent57d54889cd00db2752994b389ba714138652e60c (diff)
Merge commit 'v2.6.34-rc1' into for-linus
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/input-compat.h2
-rw-r--r--drivers/input/misc/88pm860x_onkey.c155
-rw-r--r--drivers/input/misc/Kconfig10
-rw-r--r--drivers/input/misc/Makefile1
-rw-r--r--drivers/input/misc/atlas_btns.c2
-rw-r--r--drivers/input/touchscreen/88pm860x-ts.c236
-rw-r--r--drivers/input/touchscreen/Kconfig12
-rw-r--r--drivers/input/touchscreen/Makefile1
-rw-r--r--drivers/input/touchscreen/mc13783_ts.c4
9 files changed, 418 insertions, 5 deletions
diff --git a/drivers/input/input-compat.h b/drivers/input/input-compat.h
index 47cd9eaee66..4d8ea32e8a0 100644
--- a/drivers/input/input-compat.h
+++ b/drivers/input/input-compat.h
@@ -21,8 +21,6 @@
you why the ifdefs are needed? Think about it again. -AK */
#ifdef CONFIG_X86_64
# define INPUT_COMPAT_TEST is_compat_task()
-#elif defined(CONFIG_IA64)
-# define INPUT_COMPAT_TEST IS_IA32_PROCESS(task_pt_regs(current))
#elif defined(CONFIG_S390)
# define INPUT_COMPAT_TEST test_thread_flag(TIF_31BIT)
#elif defined(CONFIG_MIPS)
diff --git a/drivers/input/misc/88pm860x_onkey.c b/drivers/input/misc/88pm860x_onkey.c
new file mode 100644
index 00000000000..69a48e8701b
--- /dev/null
+++ b/drivers/input/misc/88pm860x_onkey.c
@@ -0,0 +1,155 @@
+/*
+ * 88pm860x_onkey.c - Marvell 88PM860x ONKEY driver
+ *
+ * Copyright (C) 2009-2010 Marvell International Ltd.
+ * Haojian Zhuang <haojian.zhuang@marvell.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file "COPYING" in the main directory of this
+ * archive for more details.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/88pm860x.h>
+
+#define PM8607_WAKEUP 0x0b
+
+#define LONG_ONKEY_EN (1 << 1)
+#define ONKEY_STATUS (1 << 0)
+
+struct pm860x_onkey_info {
+ struct input_dev *idev;
+ struct pm860x_chip *chip;
+ struct i2c_client *i2c;
+ struct device *dev;
+ int irq;
+};
+
+/* 88PM860x gives us an interrupt when ONKEY is held */
+static irqreturn_t pm860x_onkey_handler(int irq, void *data)
+{
+ struct pm860x_onkey_info *info = data;
+ int ret;
+
+ ret = pm860x_reg_read(info->i2c, PM8607_STATUS_2);
+ ret &= ONKEY_STATUS;
+ input_report_key(info->idev, KEY_POWER, ret);
+ input_sync(info->idev);
+
+ /* Enable 8-second long onkey detection */
+ pm860x_set_bits(info->i2c, PM8607_WAKEUP, 3, LONG_ONKEY_EN);
+ return IRQ_HANDLED;
+}
+
+static int __devinit pm860x_onkey_probe(struct platform_device *pdev)
+{
+ struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
+ struct pm860x_onkey_info *info;
+ int irq, ret;
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ dev_err(&pdev->dev, "No IRQ resource!\n");
+ return -EINVAL;
+ }
+
+ info = kzalloc(sizeof(struct pm860x_onkey_info), GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
+ info->chip = chip;
+ info->i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
+ info->dev = &pdev->dev;
+ info->irq = irq + chip->irq_base;
+
+ info->idev = input_allocate_device();
+ if (!info->idev) {
+ dev_err(chip->dev, "Failed to allocate input dev\n");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ info->idev->name = "88pm860x_on";
+ info->idev->phys = "88pm860x_on/input0";
+ info->idev->id.bustype = BUS_I2C;
+ info->idev->dev.parent = &pdev->dev;
+ info->irq = irq;
+ info->idev->evbit[0] = BIT_MASK(EV_KEY);
+ info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER);
+
+ ret = input_register_device(info->idev);
+ if (ret) {
+ dev_err(chip->dev, "Can't register input device: %d\n", ret);
+ goto out_reg;
+ }
+
+ ret = request_threaded_irq(info->irq, NULL, pm860x_onkey_handler,
+ IRQF_ONESHOT, "onkey", info);
+ if (ret < 0) {
+ dev_err(chip->dev, "Failed to request IRQ: #%d: %d\n",
+ info->irq, ret);
+ goto out_irq;
+ }
+
+ platform_set_drvdata(pdev, info);
+ return 0;
+
+out_irq:
+ input_unregister_device(info->idev);
+ kfree(info);
+ return ret;
+
+out_reg:
+ input_free_device(info->idev);
+out:
+ kfree(info);
+ return ret;
+}
+
+static int __devexit pm860x_onkey_remove(struct platform_device *pdev)
+{
+ struct pm860x_onkey_info *info = platform_get_drvdata(pdev);
+
+ free_irq(info->irq, info);
+ input_unregister_device(info->idev);
+ kfree(info);
+ return 0;
+}
+
+static struct platform_driver pm860x_onkey_driver = {
+ .driver = {
+ .name = "88pm860x-onkey",
+ .owner = THIS_MODULE,
+ },
+ .probe = pm860x_onkey_probe,
+ .remove = __devexit_p(pm860x_onkey_remove),
+};
+
+static int __init pm860x_onkey_init(void)
+{
+ return platform_driver_register(&pm860x_onkey_driver);
+}
+module_init(pm860x_onkey_init);
+
+static void __exit pm860x_onkey_exit(void)
+{
+ platform_driver_unregister(&pm860x_onkey_driver);
+}
+module_exit(pm860x_onkey_exit);
+
+MODULE_DESCRIPTION("Marvell 88PM860x ONKEY driver");
+MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 16ec5233441..7097bfe581d 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -12,6 +12,16 @@ menuconfig INPUT_MISC
if INPUT_MISC
+config INPUT_88PM860X_ONKEY
+ tristate "88PM860x ONKEY support"
+ depends on MFD_88PM860X
+ help
+ Support the ONKEY of Marvell 88PM860x PMICs as an input device
+ reporting power button status.
+
+ To compile this driver as a module, choose M here: the module
+ will be called 88pm860x_onkey.
+
config INPUT_PCSPKR
tristate "PC Speaker support"
depends on PCSPKR_PLATFORM
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index a8b84854fb7..b611615e24a 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -4,6 +4,7 @@
# Each configuration option enables a list of files.
+obj-$(CONFIG_INPUT_88PM860X_ONKEY) += 88pm860x_onkey.o
obj-$(CONFIG_INPUT_APANEL) += apanel.o
obj-$(CONFIG_INPUT_ATI_REMOTE) += ati_remote.o
obj-$(CONFIG_INPUT_ATI_REMOTE2) += ati_remote2.o
diff --git a/drivers/input/misc/atlas_btns.c b/drivers/input/misc/atlas_btns.c
index 1b871917340..dfaa9a045ed 100644
--- a/drivers/input/misc/atlas_btns.c
+++ b/drivers/input/misc/atlas_btns.c
@@ -47,7 +47,7 @@ static acpi_status acpi_atlas_button_setup(acpi_handle region_handle,
static acpi_status acpi_atlas_button_handler(u32 function,
acpi_physical_address address,
- u32 bit_width, acpi_integer *value,
+ u32 bit_width, u64 *value,
void *handler_context, void *region_context)
{
acpi_status status;
diff --git a/drivers/input/touchscreen/88pm860x-ts.c b/drivers/input/touchscreen/88pm860x-ts.c
new file mode 100644
index 00000000000..286bb490a9f
--- /dev/null
+++ b/drivers/input/touchscreen/88pm860x-ts.c
@@ -0,0 +1,236 @@
+/*
+ * Touchscreen driver for Marvell 88PM860x
+ *
+ * Copyright (C) 2009 Marvell International Ltd.
+ * Haojian Zhuang <haojian.zhuang@marvell.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/mfd/88pm860x.h>
+
+#define MEAS_LEN (8)
+#define ACCURATE_BIT (12)
+
+/* touch register */
+#define MEAS_EN3 (0x52)
+
+#define MEAS_TSIX_1 (0x8D)
+#define MEAS_TSIX_2 (0x8E)
+#define MEAS_TSIY_1 (0x8F)
+#define MEAS_TSIY_2 (0x90)
+#define MEAS_TSIZ1_1 (0x91)
+#define MEAS_TSIZ1_2 (0x92)
+#define MEAS_TSIZ2_1 (0x93)
+#define MEAS_TSIZ2_2 (0x94)
+
+/* bit definitions of touch */
+#define MEAS_PD_EN (1 << 3)
+#define MEAS_TSIX_EN (1 << 4)
+#define MEAS_TSIY_EN (1 << 5)
+#define MEAS_TSIZ1_EN (1 << 6)
+#define MEAS_TSIZ2_EN (1 << 7)
+
+struct pm860x_touch {
+ struct input_dev *idev;
+ struct i2c_client *i2c;
+ struct pm860x_chip *chip;
+ int irq;
+ int res_x; /* resistor of Xplate */
+};
+
+static irqreturn_t pm860x_touch_handler(int irq, void *data)
+{
+ struct pm860x_touch *touch = data;
+ struct pm860x_chip *chip = touch->chip;
+ unsigned char buf[MEAS_LEN];
+ int x, y, pen_down;
+ int z1, z2, rt = 0;
+ int ret;
+
+ ret = pm860x_bulk_read(touch->i2c, MEAS_TSIX_1, MEAS_LEN, buf);
+ if (ret < 0)
+ goto out;
+
+ pen_down = buf[1] & (1 << 6);
+ x = ((buf[0] & 0xFF) << 4) | (buf[1] & 0x0F);
+ y = ((buf[2] & 0xFF) << 4) | (buf[3] & 0x0F);
+ z1 = ((buf[4] & 0xFF) << 4) | (buf[5] & 0x0F);
+ z2 = ((buf[6] & 0xFF) << 4) | (buf[7] & 0x0F);
+
+ if (pen_down) {
+ if ((x != 0) && (z1 != 0) && (touch->res_x != 0)) {
+ rt = z2 / z1 - 1;
+ rt = (rt * touch->res_x * x) >> ACCURATE_BIT;
+ dev_dbg(chip->dev, "z1:%d, z2:%d, rt:%d\n",
+ z1, z2, rt);
+ }
+ input_report_abs(touch->idev, ABS_X, x);
+ input_report_abs(touch->idev, ABS_Y, y);
+ input_report_abs(touch->idev, ABS_PRESSURE, rt);
+ input_report_key(touch->idev, BTN_TOUCH, 1);
+ dev_dbg(chip->dev, "pen down at [%d, %d].\n", x, y);
+ } else {
+ input_report_abs(touch->idev, ABS_PRESSURE, 0);
+ input_report_key(touch->idev, BTN_TOUCH, 0);
+ dev_dbg(chip->dev, "pen release\n");
+ }
+ input_sync(touch->idev);
+
+out:
+ return IRQ_HANDLED;
+}
+
+static int pm860x_touch_open(struct input_dev *dev)
+{
+ struct pm860x_touch *touch = input_get_drvdata(dev);
+ int data, ret;
+
+ data = MEAS_PD_EN | MEAS_TSIX_EN | MEAS_TSIY_EN
+ | MEAS_TSIZ1_EN | MEAS_TSIZ2_EN;
+ ret = pm860x_set_bits(touch->i2c, MEAS_EN3, data, data);
+ if (ret < 0)
+ goto out;
+ return 0;
+out:
+ return ret;
+}
+
+static void pm860x_touch_close(struct input_dev *dev)
+{
+ struct pm860x_touch *touch = input_get_drvdata(dev);
+ int data;
+
+ data = MEAS_PD_EN | MEAS_TSIX_EN | MEAS_TSIY_EN
+ | MEAS_TSIZ1_EN | MEAS_TSIZ2_EN;
+ pm860x_set_bits(touch->i2c, MEAS_EN3, data, 0);
+}
+
+static int __devinit pm860x_touch_probe(struct platform_device *pdev)
+{
+ struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
+ struct pm860x_platform_data *pm860x_pdata = \
+ pdev->dev.parent->platform_data;
+ struct pm860x_touch_pdata *pdata = NULL;
+ struct pm860x_touch *touch;
+ int irq, ret;
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ dev_err(&pdev->dev, "No IRQ resource!\n");
+ return -EINVAL;
+ }
+
+ if (!pm860x_pdata) {
+ dev_err(&pdev->dev, "platform data is missing\n");
+ return -EINVAL;
+ }
+
+ pdata = pm860x_pdata->touch;
+ if (!pdata) {
+ dev_err(&pdev->dev, "touchscreen data is missing\n");
+ return -EINVAL;
+ }
+
+ touch = kzalloc(sizeof(struct pm860x_touch), GFP_KERNEL);
+ if (touch == NULL)
+ return -ENOMEM;
+ dev_set_drvdata(&pdev->dev, touch);
+
+ touch->idev = input_allocate_device();
+ if (touch->idev == NULL) {
+ dev_err(&pdev->dev, "Failed to allocate input device!\n");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ touch->idev->name = "88pm860x-touch";
+ touch->idev->phys = "88pm860x/input0";
+ touch->idev->id.bustype = BUS_I2C;
+ touch->idev->dev.parent = &pdev->dev;
+ touch->idev->open = pm860x_touch_open;
+ touch->idev->close = pm860x_touch_close;
+ touch->chip = chip;
+ touch->i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
+ touch->irq = irq + chip->irq_base;
+ touch->res_x = pdata->res_x;
+ input_set_drvdata(touch->idev, touch);
+
+ ret = request_threaded_irq(touch->irq, NULL, pm860x_touch_handler,
+ IRQF_ONESHOT, "touch", touch);
+ if (ret < 0)
+ goto out_irq;
+
+ __set_bit(EV_ABS, touch->idev->evbit);
+ __set_bit(ABS_X, touch->idev->absbit);
+ __set_bit(ABS_Y, touch->idev->absbit);
+ __set_bit(ABS_PRESSURE, touch->idev->absbit);
+ __set_bit(EV_SYN, touch->idev->evbit);
+ __set_bit(EV_KEY, touch->idev->evbit);
+ __set_bit(BTN_TOUCH, touch->idev->keybit);
+
+ input_set_abs_params(touch->idev, ABS_X, 0, 1 << ACCURATE_BIT, 0, 0);
+ input_set_abs_params(touch->idev, ABS_Y, 0, 1 << ACCURATE_BIT, 0, 0);
+ input_set_abs_params(touch->idev, ABS_PRESSURE, 0, 1 << ACCURATE_BIT,
+ 0, 0);
+
+ ret = input_register_device(touch->idev);
+ if (ret < 0) {
+ dev_err(chip->dev, "Failed to register touch!\n");
+ goto out_rg;
+ }
+
+ platform_set_drvdata(pdev, touch);
+ return 0;
+out_rg:
+ free_irq(touch->irq, touch);
+out_irq:
+ input_free_device(touch->idev);
+out:
+ kfree(touch);
+ return ret;
+}
+
+static int __devexit pm860x_touch_remove(struct platform_device *pdev)
+{
+ struct pm860x_touch *touch = platform_get_drvdata(pdev);
+
+ input_unregister_device(touch->idev);
+ free_irq(touch->irq, touch);
+ platform_set_drvdata(pdev, NULL);
+ kfree(touch);
+ return 0;
+}
+
+static struct platform_driver pm860x_touch_driver = {
+ .driver = {
+ .name = "88pm860x-touch",
+ .owner = THIS_MODULE,
+ },
+ .probe = pm860x_touch_probe,
+ .remove = __devexit_p(pm860x_touch_remove),
+};
+
+static int __init pm860x_touch_init(void)
+{
+ return platform_driver_register(&pm860x_touch_driver);
+}
+module_init(pm860x_touch_init);
+
+static void __exit pm860x_touch_exit(void)
+{
+ platform_driver_unregister(&pm860x_touch_driver);
+}
+module_exit(pm860x_touch_exit);
+
+MODULE_DESCRIPTION("Touchscreen driver for Marvell Semiconductor 88PM860x");
+MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:88pm860x-touch");
+
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 6457e060ae4..7208654a94a 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -11,6 +11,18 @@ menuconfig INPUT_TOUCHSCREEN
if INPUT_TOUCHSCREEN
+config TOUCHSCREEN_88PM860X
+ tristate "Marvell 88PM860x touchscreen"
+ depends on MFD_88PM860X
+ help
+ Say Y here if you have a 88PM860x PMIC and want to enable
+ support for the built-in touchscreen.
+
+ If unsure, say N.
+
+ To compile this driver as a module, choose M here: the
+ module will be called 88pm860x-ts.
+
config TOUCHSCREEN_ADS7846
tristate "ADS7846/TSC2046 and ADS7843 based touchscreens"
depends on SPI_MASTER
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index d61a3b4def9..7fef7d5cca2 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -6,6 +6,7 @@
wm97xx-ts-y := wm97xx-core.o
+obj-$(CONFIG_TOUCHSCREEN_88PM860X) += 88pm860x-ts.o
obj-$(CONFIG_TOUCHSCREEN_AD7877) += ad7877.o
obj-$(CONFIG_TOUCHSCREEN_AD7879) += ad7879.o
obj-$(CONFIG_TOUCHSCREEN_ADS7846) += ads7846.o
diff --git a/drivers/input/touchscreen/mc13783_ts.c b/drivers/input/touchscreen/mc13783_ts.c
index be115b3b65e..be54fd639ac 100644
--- a/drivers/input/touchscreen/mc13783_ts.c
+++ b/drivers/input/touchscreen/mc13783_ts.c
@@ -44,7 +44,7 @@ static irqreturn_t mc13783_ts_handler(int irq, void *data)
{
struct mc13783_ts_priv *priv = data;
- mc13783_ackirq(priv->mc13783, irq);
+ mc13783_irq_ack(priv->mc13783, irq);
/*
* Kick off reading coordinates. Note that if work happens already
@@ -135,7 +135,7 @@ static int mc13783_ts_open(struct input_dev *dev)
mc13783_lock(priv->mc13783);
- mc13783_ackirq(priv->mc13783, MC13783_IRQ_TS);
+ mc13783_irq_ack(priv->mc13783, MC13783_IRQ_TS);
ret = mc13783_irq_request(priv->mc13783, MC13783_IRQ_TS,
mc13783_ts_handler, MC13783_TS_NAME, priv);