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Date: Fri, 13 May 2011 17:27:51 +0530
From: Ashish Jangam <Ashish.Jangam@...tcummins.com>
To: Richard Purdie <rpurdie@...ys.net>,
Thiago Farina <tfransosi@...il.com>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
David Dajun Chen <Dajun.Chen@...semi.com>
Subject: [PATCHv2 -next] BACKLIGHT: Backlight module for DA9052 PMIC driver
Hi Richard,
Backlight Driver for Dialog Semiconductor DA9052 PMICs.
Changes made since last submission:
. did some code format changes
Signed-off-by: Dajun Chen <dchen@...semi.com>
---
diff -Naur linux-next-20110421.orig/drivers/input/misc/da9052_onkey.c linux-next-20110421/drivers/input/misc/da9052_onkey.c
--- linux-next-20110421.orig/drivers/input/misc/da9052_onkey.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/input/misc/da9052_onkey.c 2011-05-13 14:52:17.000000000 +0500
@@ -0,0 +1,166 @@
+/*
+ * ON pin driver for Dialog DA9052 PMICs
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/workqueue.h>
+#include <linux/platform_device.h>
+
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/reg.h>
+
+struct da9052_onkey {
+ struct da9052 *da9052;
+ struct input_dev *input;
+ struct delayed_work work;
+ int irq;
+};
+
+static void da9052_onkey_work(struct work_struct *work)
+{
+ int ret;
+ struct da9052_onkey *onkey;
+ onkey = container_of(work, struct da9052_onkey, work.work);
+
+ ret = da9052_reg_read(onkey->da9052, DA9052_EVENT_B_REG);
+ if (ret < 0) {
+ dev_err(onkey->da9052->dev,
+ "da9052_onkey_report_event da9052_reg_read error %d\n",
+ ret);
+ ret = 1;
+ } else {
+ ret = ret & DA9052_E_nONKEY;
+ input_report_key(onkey->input, KEY_POWER, ret);
+ input_sync(onkey->input);
+ }
+
+ if (ret)
+ schedule_delayed_work(&onkey->work, msecs_to_jiffies(10));
+}
+
+static irqreturn_t da9052_onkey_irq(int irq, void *data)
+{
+ struct da9052_onkey *onkey = data;
+
+ schedule_delayed_work(&onkey->work, 0);
+
+ return IRQ_HANDLED;
+}
+
+static int __devinit da9052_onkey_probe(struct platform_device *pdev)
+{
+ struct da9052_onkey *onkey;
+ int error;
+
+ onkey = kzalloc(sizeof(*onkey), GFP_KERNEL);
+ if (!onkey) {
+ dev_err(&pdev->dev, "Failed to allocate memory\n");
+ return -ENOMEM;
+ }
+
+ onkey->input = input_allocate_device();
+ if (!onkey->input) {
+ error = -ENOMEM;
+ dev_err(&pdev->dev, "Failed to allocate input device, %d\n",
+ error);
+ goto err_mem;
+ }
+
+ onkey->da9052 = dev_get_drvdata(pdev->dev.parent);
+ onkey->irq = platform_get_irq_byname(pdev, "ONKEY");
+ if (onkey->irq < 0) {
+ error = -ENOMEM;
+ dev_err(&pdev->dev, "Failed to get an IRQ for input device, %d\n",
+ onkey->irq);
+ goto err_input;
+ }
+
+ onkey->input->evbit[0] = BIT_MASK(EV_KEY);
+ onkey->input->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER);
+ onkey->input->name = "da9052-onkey";
+ onkey->input->phys = "da9052-onkey/input0";
+ onkey->input->dev.parent = &pdev->dev;
+
+ INIT_DELAYED_WORK(&onkey->work, da9052_onkey_work);
+
+ error = request_threaded_irq(onkey->da9052->irq_base + onkey->irq,
+ NULL, da9052_onkey_irq, IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+ "ONKEY", onkey);
+ if (error < 0) {
+ dev_err(onkey->da9052->dev,
+ "Failed to register ONKEY IRQ %d, error = %d\n",
+ onkey->da9052->irq_base + onkey->irq, error);
+ goto err_irq_reg;
+ }
+
+ error = input_register_device(onkey->input);
+ if (error) {
+ dev_err(&pdev->dev, "Unable to register input device, %d\n",
+ error);
+ goto err_reg;
+ }
+
+ platform_set_drvdata(pdev, onkey);
+
+ return 0;
+
+err_reg:
+ free_irq(onkey->da9052->irq_base + onkey->irq, NULL);
+err_irq_reg:
+ cancel_delayed_work_sync(&onkey->work);
+err_input:
+ input_free_device(onkey->input);
+err_mem:
+ kfree(onkey);
+ return error;
+}
+
+static int __devexit da9052_onkey_remove(struct platform_device *pdev)
+{
+ struct da9052_onkey *onkey = platform_get_drvdata(pdev);
+
+ free_irq(onkey->da9052->irq_base + onkey->irq, NULL);
+ cancel_delayed_work_sync(&onkey->work);
+ input_unregister_device(onkey->input);
+ kfree(onkey);
+
+ return 0;
+}
+
+static struct platform_driver da9052_onkey_driver = {
+ .driver = {
+ .name = "da9052-onkey",
+ .owner = THIS_MODULE,
+ },
+ .probe = da9052_onkey_probe,
+ .remove = __devexit_p(da9052_onkey_remove),
+};
+
+static int __init da9052_onkey_init(void)
+{
+ return platform_driver_register(&da9052_onkey_driver);
+}
+module_init(da9052_onkey_init);
+
+static void __exit da9052_onkey_exit(void)
+{
+ platform_driver_unregister(&da9052_onkey_driver);
+}
+module_exit(da9052_onkey_exit);
+
+MODULE_AUTHOR("David Dajun Chen <dchen@...semi.com>");
+MODULE_DESCRIPTION("Onkey driver for DA9052");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:da9052-onkey");
diff -Naur linux-next-20110421.orig/drivers/input/misc/Kconfig linux-next-20110421/drivers/input/misc/Kconfig
--- linux-next-20110421.orig/drivers/input/misc/Kconfig 2011-04-26 09:32:56.000000000 +0500
+++ linux-next-20110421/drivers/input/misc/Kconfig 2011-05-13 15:02:15.000000000 +0500
@@ -353,6 +353,13 @@
To compile this driver as a module, choose M here: the
module will be called rb532_button.
+config INPUT_DA9052_ONKEY
+ tristate "Dialog DA9052 Onkey"
+ depends on PMIC_DA9052
+ help
+ Support the ONKEY of Dialog DA9052 PMICs as an input device
+ reporting power button status.
+
config INPUT_DM355EVM
tristate "TI DaVinci DM355 EVM Keypad and IR Remote"
depends on MFD_DM355EVM_MSP
diff -Naur linux-next-20110421.orig/drivers/input/misc/Makefile linux-next-20110421/drivers/input/misc/Makefile
--- linux-next-20110421.orig/drivers/input/misc/Makefile 2011-04-26 09:32:56.000000000 +0500
+++ linux-next-20110421/drivers/input/misc/Makefile 2011-05-13 15:00:51.000000000 +0500
@@ -21,6 +21,7 @@
obj-$(CONFIG_INPUT_CMA3000) += cma3000_d0x.o
obj-$(CONFIG_INPUT_CMA3000_I2C) += cma3000_d0x_i2c.o
obj-$(CONFIG_INPUT_COBALT_BTNS) += cobalt_btns.o
+obj-$(CONFIG_INPUT_DA9052_ONKEY) += da9052_onkey.o
obj-$(CONFIG_INPUT_DM355EVM) += dm355evm_keys.o
obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o
obj-$(CONFIG_INPUT_IXP4XX_BEEPER) += ixp4xx-beeper.o
diff -Naur linux-next-20110421.orig/drivers/leds/Kconfig linux-next-20110421/drivers/leds/Kconfig
--- linux-next-20110421.orig/drivers/leds/Kconfig 2011-04-26 09:32:34.000000000 +0500
+++ linux-next-20110421/drivers/leds/Kconfig 2011-05-13 15:04:29.000000000 +0500
@@ -284,6 +284,14 @@
This option enables support for on-chip LED drivers found
on Dialog Semiconductor DA9030/DA9034 PMICs.
+config LEDS_DA9052
+ tristate "Dialog DA9052 LEDS"
+ depends on LEDS_CLASS
+ depends on PMIC_DA9052
+ help
+ This option enables support for on-chip LED drivers found
+ on Dialog Semiconductor DA9052 PMICs
+
config LEDS_DAC124S085
tristate "LED Support for DAC124S085 SPI DAC"
depends on LEDS_CLASS
diff -Naur linux-next-20110421.orig/drivers/leds/leds-da9052.c linux-next-20110421/drivers/leds/leds-da9052.c
--- linux-next-20110421.orig/drivers/leds/leds-da9052.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/leds/leds-da9052.c 2011-05-13 14:53:36.000000000 +0500
@@ -0,0 +1,216 @@
+/*
+ * LED Driver for Dialog DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <linux/workqueue.h>
+#include <linux/slab.h>
+
+#include <linux/mfd/da9052/reg.h>
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/pdata.h>
+#include <linux/mfd/da9052/gpio.h>
+
+struct da9052_led {
+ struct led_classdev cdev;
+ struct work_struct work;
+ struct da9052 *da9052;
+ unsigned char led_index;
+ unsigned char id;
+ int brightness;
+};
+
+unsigned char led_reg[] = {
+ DA9052_LED_CONT_4_REG,
+ DA9052_LED_CONT_5_REG,
+};
+
+static int da9052_set_led_brightness(struct da9052_led *led)
+{
+ int error;
+
+ error = da9052_reg_write(led->da9052, led_reg[led->led_index],
+ led->brightness | DA9052_LED_CONT_DIM);
+ if (error < 0)
+ dev_err(led->da9052->dev, "Failed to set led brightness, %d\n",
+ error);
+ return error;
+}
+
+static void da9052_led_work(struct work_struct *work)
+{
+ struct da9052_led *led = container_of(work,
+ struct da9052_led, work);
+
+ da9052_set_led_brightness(led);
+}
+
+static void da9052_led_set(struct led_classdev *led_cdev,
+ enum led_brightness value)
+{
+ struct da9052_led *led;
+
+ led = container_of(led_cdev, struct da9052_led, cdev);
+ led->brightness = value;
+ schedule_work(&led->work);
+}
+
+static int da9052_configure_leds_gpio(struct da9052_led *led)
+{
+ int error;
+ unsigned char register_value = DA9052_OUTPUT_OPENDRAIN |
+ DA9052_SUPPLY_VDD_IO1 << 2 | 1 << 3;
+
+ error = da9052_reg_update(led->da9052, DA9052_GPIO_14_15_REG,
+ DA9052_GPIO_MASK_LOWER_NIBBLE, register_value);
+
+ if (error < 0) {
+ dev_err(led->da9052->dev, "Failed to write GPIO 14-15 reg, %d\n",
+ error);
+ return error;
+ }
+
+ error = da9052_reg_update(led->da9052, DA9052_GPIO_14_15_REG,
+ DA9052_GPIO_MASK_UPPER_NIBBLE,
+ register_value << DA9052_GPIO_NIBBLE_SHIFT);
+ if (error < 0)
+ dev_err(led->da9052->dev, "Failed to write GPIO 14-15 reg, %d\n",
+ error);
+
+ return error;
+}
+
+static int __devinit da9052_led_probe(struct platform_device *pdev)
+{
+ struct da9052_pdata *pdata;
+ struct da9052 *da9052;
+ struct led_platform_data *pled;
+ struct da9052_led *led = NULL;
+ int error;
+ int i;
+
+ da9052 = dev_get_drvdata(pdev->dev.parent);
+ pdata = da9052->dev->platform_data;
+ if (pdata == NULL) {
+ dev_err(&pdev->dev, "No platform data\n");
+ error = -ENODEV;
+ goto err_mem;
+ }
+
+ pled = pdata->pled;
+ if (pled == NULL) {
+ dev_err(&pdev->dev, "Failed no platform data for LED\n");
+ return -ENOMEM;
+ }
+
+ led = kzalloc(sizeof(struct da9052_led) * pled->num_leds, GFP_KERNEL);
+ if (led == NULL) {
+ dev_err(&pdev->dev, "Failed to alloc memory\n");
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < pled->num_leds; i++) {
+ led[i].cdev.name = pled->leds[i].name;
+ led[i].cdev.brightness_set = da9052_led_set;
+ led[i].cdev.brightness = LED_OFF;
+ led[i].brightness = 0;
+ led[i].led_index = pled->leds[i].flags;
+ led[i].da9052 = dev_get_drvdata(pdev->dev.parent);
+ INIT_WORK(&led[i].work, da9052_led_work);
+
+ error = led_classdev_register(pdev->dev.parent, &led[i].cdev);
+ if (error) {
+ dev_err(&pdev->dev, "Failed to register led %d\n",
+ led[i].led_index);
+ goto err_register;
+ }
+
+ error = da9052_set_led_brightness(&led[i]);
+ if (error) {
+ dev_err(&pdev->dev, "Unable to init led %d\n",
+ led[i].led_index);
+ continue;
+ }
+ }
+ error = da9052_configure_leds_gpio(led);
+ if (error) {
+ dev_err(&pdev->dev, "Failed to configure GPIO Led,%d\n", error);
+ goto err_register;
+ }
+
+ platform_set_drvdata(pdev, led);
+
+ return 0;
+
+err_register:
+ for (i = i - 1; i >= 0; i--) {
+ led_classdev_unregister(&led[i].cdev);
+ cancel_work_sync(&led[i].work);
+ }
+err_mem:
+ kfree(led);
+ return error;
+}
+
+static int __devexit da9052_led_remove(struct platform_device *pdev)
+{
+ struct da9052_led *led = platform_get_drvdata(pdev);
+ struct da9052_pdata *pdata;
+ struct da9052 *da9052;
+ struct led_platform_data *pled;
+ int i;
+
+ da9052 = dev_get_drvdata(pdev->dev.parent);
+ pdata = da9052->dev->platform_data;
+ pled = pdata->pled;
+
+ for (i = 0; i < pled->num_leds; i++) {
+ led[i].brightness = 0;
+ da9052_set_led_brightness(&led[i]);
+ led_classdev_unregister(&led[i].cdev);
+ cancel_work_sync(&led[i].work);
+ }
+
+ kfree(led);
+
+ return 0;
+}
+
+static struct platform_driver da9052_led_driver = {
+ .driver = {
+ .name = "da9052-leds",
+ .owner = THIS_MODULE,
+ },
+ .probe = da9052_led_probe,
+ .remove = __devexit_p(da9052_led_remove),
+};
+
+static int __init da9052_led_init(void)
+{
+ return platform_driver_register(&da9052_led_driver);
+}
+module_init(da9052_led_init);
+
+static void __exit da9052_led_exit(void)
+{
+ platform_driver_unregister(&da9052_led_driver);
+}
+module_exit(da9052_led_exit);
+
+MODULE_AUTHOR("Dialog Semiconductor Ltd <dchen@...semi.com> ");
+MODULE_DESCRIPTION("LED driver for Dialog DA9052 PMIC");
+MODULE_LICENSE("GPL v2");
diff -Naur linux-next-20110421.orig/drivers/leds/Makefile linux-next-20110421/drivers/leds/Makefile
--- linux-next-20110421.orig/drivers/leds/Makefile 2011-04-26 09:32:34.000000000 +0500
+++ linux-next-20110421/drivers/leds/Makefile 2011-05-13 15:03:46.000000000 +0500
@@ -31,6 +31,7 @@
obj-$(CONFIG_LEDS_FSG) += leds-fsg.o
obj-$(CONFIG_LEDS_PCA955X) += leds-pca955x.o
obj-$(CONFIG_LEDS_DA903X) += leds-da903x.o
+obj-$(CONFIG_LEDS_DA9052) += leds-da9052.o
obj-$(CONFIG_LEDS_WM831X_STATUS) += leds-wm831x-status.o
obj-$(CONFIG_LEDS_WM8350) += leds-wm8350.o
obj-$(CONFIG_LEDS_PWM) += leds-pwm.o
diff -Naur linux-next-20110421.orig/drivers/mfd/da9052-core.c linux-next-20110421/drivers/mfd/da9052-core.c
--- linux-next-20110421.orig/drivers/mfd/da9052-core.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/mfd/da9052-core.c 2011-05-13 14:51:28.000000000 +0500
@@ -0,0 +1,487 @@
+/*
+ * Device access for Dialog DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/mutex.h>
+#include <linux/mfd/core.h>
+#include <linux/slab.h>
+
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/irq.h>
+#include <linux/mfd/da9052/pdata.h>
+#include <linux/mfd/da9052/reg.h>
+#include <linux/mfd/da9052/wdt.h>
+
+int da9052_adc_manual_read(struct da9052 *da9052,
+ unsigned char channel)
+{
+ unsigned char timeout_cnt = 8;
+ unsigned short calc_data;
+ int ret;
+ u16 data = 0;
+ u8 mux_sel = 0;
+
+ switch (channel) {
+ case DA9052_ADC_VDDOUT:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_VDDOUT;
+ break;
+ case DA9052_ADC_ICH:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_ICH;
+ break;
+ case DA9052_ADC_TBAT:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_TBAT;
+ break;
+ case DA9052_ADC_VBAT:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_VBAT;
+ break;
+ case DA9052_ADC_IN4:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_AD4;
+ break;
+ case DA9052_ADC_IN5:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_AD5;
+ break;
+ case DA9052_ADC_IN6:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_AD6;
+ break;
+ case DA9052_ADC_VBBAT:
+ mux_sel = DA9052_ADC_MAN_MUXSEL_VBBAT;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* Channel gets activates on enabling the CONV bit */
+ mux_sel |= DA9052_ADC_MAN_MAN_CONV;
+
+ mutex_lock(&da9052->auxadc_lock);
+
+ ret = da9052_reg_read(da9052, DA9052_ADC_MAN_REG);
+ if (ret < 0) {
+ mutex_unlock(&da9052->auxadc_lock);
+ return ret;
+ }
+
+ if (ret & DA9052_ADC_MAN_MAN_CONV) {
+ mutex_unlock(&da9052->auxadc_lock);
+ return -EBUSY;
+ }
+
+ ret = da9052_reg_write(da9052, DA9052_ADC_MAN_REG,
+ mux_sel);
+ if (ret < 0) {
+ mutex_unlock(&da9052->auxadc_lock);
+ return ret;
+ }
+
+ mutex_unlock(&da9052->auxadc_lock);
+
+ do {
+ msleep(10);
+
+ ret = da9052_reg_read(da9052, DA9052_ADC_MAN_REG);
+ if (ret < 0)
+ return ret;
+
+ timeout_cnt--;
+ if (timeout_cnt == 1) {
+ if (!(ret & DA9052_ADC_MAN_MAN_CONV))
+ break;
+ else
+ return -EIO;
+ }
+ } while (ret & DA9052_ADC_MAN_MAN_CONV);
+
+ ret = da9052_reg_read(da9052, DA9052_ADC_RES_H_REG);
+ if (ret < 0)
+ return ret;
+
+ calc_data = (unsigned short)ret;
+ data = (calc_data << 2);
+
+ ret = da9052_reg_read(da9052, DA9052_ADC_RES_L_REG);
+ if (ret < 0)
+ return ret;
+
+ calc_data = (unsigned short)ret & DA9052_ADC_RES_LSB;
+ data |= calc_data;
+
+ return data;
+
+}
+EXPORT_SYMBOL(da9052_adc_manual_read);
+
+int da9052_reg_read(struct da9052 *da9052, unsigned char reg)
+{
+ unsigned char val;
+ int ret = 0;
+
+ if (reg > DA9052_MAX_REG_CNT) {
+ dev_err(da9052->dev, "invalid reg %x\n", reg);
+ return -EINVAL;
+ }
+
+ mutex_lock(&da9052->io_lock);
+
+ if (da9052->read_dev == NULL) {
+ mutex_unlock(&da9052->io_lock);
+ return -ENODEV;
+ }
+
+ ret = da9052->read_dev(da9052, reg, 1, &val);
+ if (ret) {
+ mutex_unlock(&da9052->io_lock);
+ return ret;
+ }
+
+ mutex_unlock(&da9052->io_lock);
+
+ return val;
+}
+EXPORT_SYMBOL_GPL(da9052_reg_read);
+
+int da9052_reg_write(struct da9052 *da9052, unsigned char reg,
+ unsigned char val)
+{
+ if (reg > DA9052_MAX_REG_CNT) {
+ dev_err(da9052->dev, "invalid reg %x\n", reg);
+ return -EINVAL;
+ }
+ mutex_lock(&da9052->io_lock);
+
+ if (da9052->write_dev == NULL) {
+ mutex_unlock(&da9052->io_lock);
+ return -ENODEV;
+ }
+
+ if (da9052->write_dev(da9052, reg, 1, &val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ mutex_unlock(&da9052->io_lock);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(da9052_reg_write);
+
+int da9052_group_read(struct da9052 *da9052, unsigned char reg,
+ unsigned reg_cnt, unsigned char *val)
+{
+
+ if (reg > DA9052_MAX_REG_CNT) {
+ dev_err(da9052->dev, "invalid reg %x\n", reg);
+ return -EINVAL;
+ }
+
+ mutex_lock(&da9052->io_lock);
+
+ if (da9052->read_dev == NULL) {
+ mutex_unlock(&da9052->io_lock);
+ return -ENODEV;
+ }
+
+ if (da9052->read_dev(da9052, reg, reg_cnt, val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ mutex_unlock(&da9052->io_lock);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(da9052_group_read);
+
+int da9052_group_write(struct da9052 *da9052, unsigned char reg,
+ unsigned reg_cnt, unsigned char *val)
+{
+ if (reg > DA9052_MAX_REG_CNT) {
+ dev_err(da9052->dev, "invalid reg %x\n", reg);
+ return -EINVAL;
+ }
+
+ mutex_lock(&da9052->io_lock);
+
+ if (da9052->write_dev == NULL) {
+ mutex_unlock(&da9052->io_lock);
+ return -ENODEV;
+ }
+
+ if (da9052->write_dev(da9052, reg, reg_cnt, val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ mutex_unlock(&da9052->io_lock);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(da9052_group_write);
+
+int da9052_reg_update(struct da9052 *da9052, unsigned char reg,
+ unsigned char bit_mask, unsigned char reg_val)
+{
+
+ unsigned char val;
+
+ if (reg > DA9052_MAX_REG_CNT) {
+ dev_err(da9052->dev, "invalid reg %x\n", reg);
+ return -EINVAL;
+ }
+
+ mutex_lock(&da9052->io_lock);
+
+ if (da9052->read_dev == NULL || da9052->write_dev == NULL) {
+ mutex_unlock(&da9052->io_lock);
+ return -ENODEV;
+ }
+
+ if (da9052->read_dev(da9052, reg, 1, &val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ val &= ~bit_mask;
+ val |= reg_val;
+
+ if (da9052->write_dev(da9052, reg, 1, &val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ mutex_unlock(&da9052->io_lock);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(da9052_reg_update);
+
+int da9052_set_bits(struct da9052 *da9052, unsigned char reg,
+ unsigned char bit_mask)
+{
+
+ unsigned char val;
+
+ if (reg > DA9052_MAX_REG_CNT) {
+ dev_err(da9052->dev, "invalid reg %x\n", reg);
+ return -EINVAL;
+ }
+
+ mutex_lock(&da9052->io_lock);
+
+ if (da9052->read_dev == NULL || da9052->write_dev == NULL) {
+ mutex_unlock(&da9052->io_lock);
+ return -ENODEV;
+ }
+
+ if (da9052->read_dev(da9052, reg, 1, &val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ val |= bit_mask;
+
+ if (da9052->write_dev(da9052, reg, 1, &val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ mutex_unlock(&da9052->io_lock);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(da9052_set_bits);
+
+int da9052_clear_bits(struct da9052 *da9052, unsigned char reg,
+ unsigned char bit_mask)
+{
+ unsigned char val;
+
+ if (reg > DA9052_MAX_REG_CNT) {
+ dev_err(da9052->dev, "invalid reg %x\n", reg);
+ return -EINVAL;
+ }
+
+ mutex_lock(&da9052->io_lock);
+
+ if (da9052->read_dev == NULL || da9052->write_dev == NULL) {
+ mutex_unlock(&da9052->io_lock);
+ return -ENODEV;
+ }
+
+ if (da9052->read_dev(da9052, reg, 1, &val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ val &= ~bit_mask;
+
+ if (da9052->write_dev(da9052, reg, 1, &val)) {
+ mutex_unlock(&da9052->io_lock);
+ return -EIO;
+ }
+
+ mutex_unlock(&da9052->io_lock);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(da9052_clear_bits);
+
+static struct resource da9052_rtc_resource = {
+ .name = "ALM",
+ .start = DA9052_IRQ_ALARM,
+ .end = DA9052_IRQ_ALARM,
+ .flags = IORESOURCE_IRQ,
+};
+
+static struct resource da9052_onkey_resource = {
+ .name = "ONKEY",
+ .start = DA9052_IRQ_NONKEY,
+ .end = DA9052_IRQ_NONKEY,
+ .flags = IORESOURCE_IRQ,
+};
+
+static struct resource da9052_power_resources[] = {
+ {
+ .name = "CHGEND",
+ .start = DA9052_IRQ_CHGEND,
+ .end = DA9052_IRQ_CHGEND,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "TBAT",
+ .start = DA9052_IRQ_TBAT,
+ .end = DA9052_IRQ_TBAT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource da9052_tsi_resources[] = {
+ {
+ .name = "PENDWN",
+ .start = DA9052_IRQ_PENDOWN,
+ .end = DA9052_IRQ_PENDOWN,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "TSIRDY",
+ .start = DA9052_IRQ_TSIREADY,
+ .end = DA9052_IRQ_TSIREADY,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+int da9052_add_regulator_devices(struct da9052 *da9052,
+ struct da9052_pdata *pdata)
+{
+ struct platform_device *pdev;
+ int i;
+ int ret;
+
+ for (i = 0; i < pdata->num_regulators; i++) {
+ pdev = platform_device_alloc("da9052-regulator", i);
+ if (!pdev) {
+ return -ENOMEM;
+ }
+
+ pdev->dev.parent = da9052->dev;
+ ret = platform_device_add(pdev);
+ if (ret) {
+ platform_device_put(pdev);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+#define DA9052_SUBDEV(_name, _pdata, _pdata_sz, _res, _res_sz) \
+ { \
+ .name = "da9052-"#_name, \
+ .platform_data = _pdata, \
+ .data_size = _pdata_sz, \
+ .num_resources = _res_sz, \
+ .resources = _res, \
+ }
+
+
+static int da9052_add_subdevs(struct da9052 *da9052)
+{
+ struct da9052_pdata *pdata = da9052->dev->platform_data;
+ int ret;
+
+ static struct mfd_cell __initdata da9052_subdev_info[] = {
+ DA9052_SUBDEV(onkey, NULL, 0, &da9052_onkey_resource, 1),
+ DA9052_SUBDEV(rtc, NULL, 0, &da9052_rtc_resource, 1),
+ DA9052_SUBDEV(gpio, NULL, 0, NULL, 0),
+ DA9052_SUBDEV(hwmon, NULL, 0, NULL, 0),
+ DA9052_SUBDEV(leds, NULL, 0, NULL, 0),
+ DA9052_SUBDEV(WLED1, NULL, 0, NULL, 0),
+ DA9052_SUBDEV(WLED2, NULL, 0, NULL, 0),
+ DA9052_SUBDEV(WLED3, NULL, 0, NULL, 0),
+ DA9052_SUBDEV(tsi, NULL, 0, da9052_tsi_resources,
+ ARRAY_SIZE(da9052_tsi_resources)),
+ DA9052_SUBDEV(bat, NULL, 0, da9052_power_resources,
+ ARRAY_SIZE(da9052_power_resources)),
+ DA9052_SUBDEV(watchdog, NULL, 0, NULL, 0),
+ };
+
+ ret = da9052_add_regulator_devices(da9052, pdata);
+ if (ret)
+ goto err;
+
+ ret = mfd_add_devices(da9052->dev, -1, da9052_subdev_info,
+ ARRAY_SIZE(da9052_subdev_info), NULL, 0);
+ if (ret)
+ goto err;
+
+ return 0;
+
+err:
+ dev_err(da9052->dev, "Failed to add DA9052 MFD devices, %d\n", ret);
+ mfd_remove_devices(da9052->dev);
+ return ret;
+
+}
+
+int da9052_device_init(struct da9052 *da9052)
+{
+ struct da9052_pdata *pdata = da9052->dev->platform_data;
+ int ret = 0;
+
+ mutex_init(&da9052->io_lock);
+ mutex_init(&da9052->auxadc_lock);
+ pdata->init(da9052);
+
+ ret = da9052_add_subdevs(da9052);
+ if (ret != 0)
+ return ret;
+
+ ret = da9052_irq_init(da9052, pdata);
+ if (ret != 0)
+ return ret;
+
+ return 0;
+}
+
+void da9052_device_exit(struct da9052 *da9052)
+{
+ mfd_remove_devices(da9052->dev);
+ da9052_irq_exit(da9052);
+}
+
+MODULE_AUTHOR("David Dajun Chen <dchen@...semi.com>");
+MODULE_DESCRIPTION("DA9052 MFD Core");
+MODULE_LICENSE("GPL");
diff -Naur linux-next-20110421.orig/drivers/mfd/da9052-i2c.c linux-next-20110421/drivers/mfd/da9052-i2c.c
--- linux-next-20110421.orig/drivers/mfd/da9052-i2c.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/mfd/da9052-i2c.c 2011-05-13 14:51:28.000000000 +0500
@@ -0,0 +1,170 @@
+/*
+ * I2C access for Da9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/device.h>
+#include <linux/mfd/core.h>
+#include <linux/i2c.h>
+
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/reg.h>
+
+int da9052_i2c_write_device(struct da9052 *da9052, unsigned char reg,
+ unsigned count, unsigned char *val)
+{
+ unsigned char msg[count+1];
+ int ret = 0;
+
+ msg[0] = reg;
+ memcpy(&msg[1], val, count);
+
+ ret = i2c_master_send(da9052->i2c_client, msg, count + 1);
+ if (ret < 0)
+ return ret;
+ if (ret != count + 1)
+ return -EIO;
+
+ return 0;
+}
+
+int da9052_i2c_read_device(struct da9052 *da9052, unsigned char reg,
+ unsigned count, unsigned char *val)
+{
+ int ret;
+
+ ret = i2c_master_send(da9052->i2c_client, ®, 1);
+ if (ret < 0)
+ return ret;
+
+ ret = i2c_master_recv(da9052->i2c_client, val, count);
+ if (ret < 0)
+ return ret;
+ if (ret != count)
+ return -EIO;
+
+ return 0;
+
+}
+
+static int da9052_i2c_enable_multiwrite(struct da9052 *da9052)
+{
+ u8 reg_val;
+ int ret;
+
+ ret = da9052_i2c_read_device(da9052, DA9052_CONTROL_B_REG, 1, ®_val);
+ if ( ret < 0 )
+ return ret;
+
+ if (reg_val & DA9052_CONTROL_B_WRITEMODE) {
+ reg_val = ~DA9052_CONTROL_B_WRITEMODE;
+ ret = da9052_i2c_write_device(da9052, DA9052_CONTROL_B_REG, 1,
+ ®_val);
+ if( ret < 0)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int __devinit da9052_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct i2c_adapter *adapter;
+ struct da9052 *da9052_i2c;
+ int ret;
+
+ da9052_i2c = kzalloc(sizeof(struct da9052), GFP_KERNEL);
+ if (!da9052_i2c)
+ return -ENOMEM;
+
+ adapter = to_i2c_adapter(client->dev.parent);
+
+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
+ dev_info(&client->dev, "Error in %s:i2c_check_functionality\n",
+ __func__);
+ return -ENODEV;
+ }
+
+ da9052_i2c->i2c_client = client;
+ da9052_i2c->dev = &client->dev;
+
+ i2c_set_clientdata(client, da9052_i2c);
+
+ da9052_i2c->write_dev = da9052_i2c_write_device;
+ da9052_i2c->read_dev = da9052_i2c_read_device;
+
+ ret = da9052_i2c_enable_multiwrite(da9052_i2c);
+ if( ret < 0 )
+ goto err;
+
+ if (0 != da9052_device_init(da9052_i2c)) {
+ ret = -ENODEV;
+ goto err;
+ }
+
+ return 0;
+
+err:
+ kfree(da9052_i2c);
+ return ret;
+}
+
+static int da9052_i2c_remove(struct i2c_client *client)
+{
+
+ struct da9052 *da9052 = i2c_get_clientdata(client);
+
+ da9052_device_exit(da9052);
+ kfree(da9052);
+
+ return 0;
+}
+
+static struct i2c_device_id da9052_i2c_id[] = {
+ { "da9052"},
+};
+
+static struct i2c_driver da9052_i2c_driver = {
+ .driver = {
+ .name = "da9052_i2c",
+ .owner = THIS_MODULE,
+ },
+ .probe = da9052_i2c_probe,
+ .remove = da9052_i2c_remove,
+ .id_table = da9052_i2c_id,
+};
+
+
+static int __init da9052_i2c_init(void)
+{
+ int ret = 0;
+
+ ret = i2c_add_driver(&da9052_i2c_driver);
+ if (ret != 0) {
+ pr_err("DA9052 I2C registration failed %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+subsys_initcall(da9052_i2c_init);
+
+static void __exit da9052_i2c_exit(void)
+{
+ i2c_del_driver(&da9052_i2c_driver);
+}
+module_exit(da9052_i2c_exit);
+
+MODULE_AUTHOR("David Dajun Chen <dchen@...semi.com>");
+MODULE_DESCRIPTION("I2C driver for Dialog DA9052 PMIC");
+MODULE_LICENSE("GPL");
diff -Naur linux-next-20110421.orig/drivers/mfd/da9052-irq.c linux-next-20110421/drivers/mfd/da9052-irq.c
--- linux-next-20110421.orig/drivers/mfd/da9052-irq.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/mfd/da9052-irq.c 2011-05-13 14:51:28.000000000 +0500
@@ -0,0 +1,314 @@
+/*
+ * Interrupt controller support for Dilaog DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/irq.h>
+#include <linux/delay.h>
+#include <linux/mfd/core.h>
+#include <linux/interrupt.h>
+
+#include <linux/mfd/da9052/irq.h>
+#include <linux/mfd/da9052/reg.h>
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/pdata.h>
+
+struct da9052_irq_data {
+ int mask;
+ int offset;
+};
+
+#define DA9052_FIXME() { udelay(50); }
+
+static struct da9052_irq_data da9052_irqs[] = {
+ [DA9052_IRQ_DCIN] = {
+ .mask = DA9052_IRQMASK_A_M_DCIN_VLD,
+ .offset = 0,
+ },
+ [DA9052_IRQ_VBUS] = {
+ .mask = DA9052_IRQMASK_A_M_VBUS_VLD,
+ .offset = 0,
+ },
+ [DA9052_IRQ_DCINREM] = {
+ .mask = DA9052_IRQMASK_A_M_DCIN_REM,
+ .offset = 0,
+ },
+ [DA9052_IRQ_VBUSREM] = {
+ .mask = DA9052_IRQMASK_A_M_VBUS_REM,
+ .offset = 0,
+ },
+ [DA9052_IRQ_VDDLOW] = {
+ .mask = DA9052_IRQMASK_A_M_VDD_LOW,
+ .offset = 0,
+ },
+ [DA9052_IRQ_ALARM] = {
+ .mask = DA9052_IRQMASK_A_M_ALARM,
+ .offset = 0,
+ },
+ [DA9052_IRQ_SEQRDY] = {
+ .mask = DA9052_IRQMASK_A_M_SEQRDY,
+ .offset = 0,
+ },
+ [DA9052_IRQ_COMP1V2] = {
+ .mask = DA9052_IRQMASK_A_M_COMP1V2,
+ .offset = 0,
+ },
+ [DA9052_IRQ_NONKEY] = {
+ .mask = DA9052_IRQMASK_B_M_NONKEY,
+ .offset = 1,
+ },
+ [DA9052_IRQ_IDFLOAT] = {
+ .mask = DA9052_IRQMASK_B_M_ID_FLOAT,
+ .offset = 1,
+ },
+ [DA9052_IRQ_IDGND] = {
+ .mask = DA9052_IRQMASK_B_M_ID_GND,
+ .offset = 1,
+ },
+ [DA9052_IRQ_CHGEND] = {
+ .mask = DA9052_IRQMASK_B_M_CHG_END,
+ .offset = 1,
+ },
+ [DA9052_IRQ_TBAT] = {
+ .mask = DA9052_IRQMASK_B_M_TBAT,
+ .offset = 1,
+ },
+ [DA9052_IRQ_ADCEOM] = {
+ .mask = DA9052_IRQMASK_B_M_ADC_EOM,
+ .offset = 1,
+ },
+ [DA9052_IRQ_PENDOWN] = {
+ .mask = DA9052_IRQMASK_B_M_PEN_DOWN,
+ .offset = 1,
+ },
+ [DA9052_IRQ_TSIREADY] = {
+ .mask = DA9052_IRQMASK_B_M_TSI_READY,
+ .offset = 1,
+ },
+ [DA9052_IRQ_GPI0] = {
+ .mask = DA9052_IRQMASK_C_M_GPI0,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI1] = {
+ .mask = DA9052_IRQMASK_C_M_GPI1,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI2] = {
+ .mask = DA9052_IRQMASK_C_M_GPI2,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI3] = {
+ .mask = DA9052_IRQMASK_C_M_GPI3,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI4] = {
+ .mask = DA9052_IRQMASK_C_M_GPI4,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI5] = {
+ .mask = DA9052_IRQMASK_C_M_GPI5,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI6] = {
+ .mask = DA9052_IRQMASK_C_M_GPI6,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI7] = {
+ .mask = DA9052_IRQMASK_C_M_GPI7,
+ .offset = 2,
+ },
+ [DA9052_IRQ_GPI8] = {
+ .mask = DA9052_IRQMASK_D_M_GPI8,
+ .offset = 3,
+ },
+ [DA9052_IRQ_GPI9] = {
+ .mask = DA9052_IRQMASK_D_M_GPI9,
+ .offset = 3,
+ },
+ [DA9052_IRQ_GPI10] = {
+ .mask = DA9052_IRQMASK_D_M_GPI10,
+ .offset = 3,
+ },
+ [DA9052_IRQ_GPI11] = {
+ .mask = DA9052_IRQMASK_D_M_GPI11,
+ .offset = 3,
+ },
+ [DA9052_IRQ_GPI12] = {
+ .mask = DA9052_IRQMASK_D_M_GPI12,
+ .offset = 3,
+ },
+ [DA9052_IRQ_GPI13] = {
+ .mask = DA9052_IRQMASK_D_M_GPI13,
+ .offset = 3,
+ },
+ [DA9052_IRQ_GPI14] = {
+ .mask = DA9052_IRQMASK_D_M_GPI14,
+ .offset = 3,
+ },
+ [DA9052_IRQ_GPI15] = {
+ .mask = DA9052_IRQMASK_D_M_GPI15,
+ .offset = 3,
+ },
+};
+
+int da9052_commit_mask(struct da9052 *da9052, int offset)
+{
+ uint8_t v;
+
+ v = (da9052->events_mask >> (offset * 8)) & 0xff;
+
+ return da9052_reg_write(da9052, DA9052_IRQ_MASK_A_REG + offset, v);
+}
+
+static inline struct da9052_irq_data *irq_to_da9052_irq(struct da9052 *da9052,
+ int irq)
+{
+ return &da9052_irqs[irq - da9052->irq_base];
+}
+
+static void da9052_irq_lock(struct irq_data *data)
+{
+ struct da9052 *da9052 = irq_data_get_irq_chip_data(data);
+
+ mutex_lock(&da9052->irq_lock);
+}
+
+static void da9052_irq_sync_unlock(struct irq_data *data)
+{
+ struct da9052 *da9052 = irq_data_get_irq_chip_data(data);
+ struct da9052_irq_data *irq_data = irq_to_da9052_irq(da9052,
+ data->irq);
+
+ da9052_commit_mask(da9052, irq_data->offset);
+ mutex_unlock(&da9052->irq_lock);
+}
+
+static void da9052_irq_unmask(struct irq_data *data)
+{
+ struct da9052 *da9052 = irq_data_get_irq_chip_data(data);
+ struct da9052_irq_data *irq_data = irq_to_da9052_irq(da9052, data->irq);
+
+ da9052->events_mask &= ~irq_data->mask;
+}
+
+static void da9052_irq_mask(struct irq_data *data)
+{
+ struct da9052 *da9052 = irq_data_get_irq_chip_data(data);
+ struct da9052_irq_data *irq_data = irq_to_da9052_irq(da9052, data->irq);
+
+ da9052->events_mask |= irq_data->mask;
+}
+
+int da9052_read_events(struct da9052 *da9052, unsigned char reg ,
+ unsigned int *events)
+{
+ uint8_t v[4] = {0, 0, 0, 0};
+ int ret;
+
+ ret = da9052_group_read(da9052, reg, 4, v);
+ if (ret < 0)
+ return ret;
+
+ *events = (v[3] << 24) | (v[2] << 16) | (v[1] << 8) | v[0];
+
+ return 0;
+}
+
+static irqreturn_t da9052_irq_thread(int irq, void *data)
+{
+ struct da9052 *da9052 = data;
+ uint8_t v[4] = {0xFF, 0xFF, 0xFF, 0xFF};
+ unsigned int i;
+ unsigned int events;
+
+ if (da9052_read_events(da9052, DA9052_EVENT_A_REG, &events))
+ goto err;
+
+ events &= ~da9052->events_mask;
+ if (events == 0)
+ goto err;
+
+ for (i = 0; i < ARRAY_SIZE(da9052_irqs); i++) {
+
+ if (events & (1 << i))
+ handle_nested_irq(da9052->irq_base + i);
+
+ }
+
+ da9052_group_write(da9052, DA9052_EVENT_A_REG, 4, v);
+
+ DA9052_FIXME();
+err:
+ return IRQ_HANDLED;
+}
+
+static struct irq_chip da9052_irq_chip = {
+ .name = "da9052",
+ .irq_bus_lock = da9052_irq_lock,
+ .irq_bus_sync_unlock = da9052_irq_sync_unlock,
+ .irq_mask = da9052_irq_mask,
+ .irq_unmask = da9052_irq_unmask,
+};
+
+int da9052_irq_init(struct da9052 *da9052, struct da9052_pdata *pdata)
+{
+ int cur_irq;
+ int ret;
+ int events;
+
+ da9052->chip_irq = pdata->irq;
+ da9052->irq_base = pdata->irq_base;
+
+ if (!da9052->chip_irq) {
+ dev_err(da9052->dev, "No IRQ configured\n");
+ return -EINVAL;
+ }
+
+ mutex_init(&da9052->irq_lock);
+
+ da9052_read_events(da9052, DA9052_IRQ_MASK_A_REG, &events);
+ da9052->events_mask = events;
+
+ /* Register them with genirq */
+ for (cur_irq = da9052->irq_base;
+ cur_irq < ARRAY_SIZE(da9052_irqs) + da9052->irq_base;
+ cur_irq++) {
+ set_irq_chip_data(cur_irq, da9052);
+ set_irq_chip_and_handler(cur_irq, &da9052_irq_chip,
+ handle_simple_irq);
+ set_irq_nested_thread(cur_irq, 1);
+
+ /* ARM needs us to explicitly flag the IRQ as valid
+ * and will set them noprobe when we do so. */
+#ifdef CONFIG_ARM
+ set_irq_flags(cur_irq, IRQF_VALID);
+#else
+ set_irq_noprobe(cur_irq);
+#endif
+ }
+ ret = request_threaded_irq(da9052->chip_irq, NULL, da9052_irq_thread,
+ IRQF_TRIGGER_LOW | IRQF_ONESHOT, "da9052", da9052);
+ if (ret != 0)
+ dev_err(da9052->dev, "Failed to request IRQ %d: %d\n", da9052->chip_irq,
+ ret);
+
+ return ret;
+}
+
+void da9052_irq_exit(struct da9052 *da9052)
+{
+ if(da9052->chip_irq)
+ free_irq(da9052->chip_irq, da9052);
+}
diff -Naur linux-next-20110421.orig/drivers/mfd/da9052-spi.c linux-next-20110421/drivers/mfd/da9052-spi.c
--- linux-next-20110421.orig/drivers/mfd/da9052-spi.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/mfd/da9052-spi.c 2011-05-13 14:51:28.000000000 +0500
@@ -0,0 +1,183 @@
+/*
+ * SPI access for Dialog DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/device.h>
+#include <linux/mfd/core.h>
+#include <linux/spi/spi.h>
+
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/reg.h>
+
+int da9052_spi_write_device(struct da9052 *da9052, unsigned char reg,
+ unsigned bytes, unsigned char *val)
+{
+
+ struct spi_message message;
+ struct spi_transfer xfer;
+ int raddr;
+
+ for (raddr = reg ; raddr < reg + bytes; raddr++) {
+
+ raddr = (raddr << 1);
+
+ spi_message_init(&message);
+ memset(&xfer, 0, sizeof(xfer));
+
+ xfer.len = 2;
+ xfer.tx_buf = da9052->spi_tx_buf;
+ xfer.rx_buf = da9052->spi_rx_buf;
+
+ da9052->spi_tx_buf[0] = raddr;
+ da9052->spi_tx_buf[1] = *val++;
+
+ spi_message_add_tail(&xfer, &message);
+
+ spi_sync(da9052->spi_dev, &message);
+ }
+
+ return 0;
+}
+
+int da9052_spi_read_device(struct da9052 *da9052, unsigned char reg,
+ unsigned bytes, unsigned char *val)
+{
+
+ struct spi_message message;
+ struct spi_transfer xfer;
+ int ret, raddr;
+
+ for (raddr = reg ; raddr < reg + bytes; raddr++) {
+
+ reg = ((raddr << 1) | da9052->rw_pol);
+
+ spi_message_init(&message);
+ memset(&xfer, 0, sizeof(xfer));
+
+ xfer.len = 2;
+ xfer.tx_buf = da9052->spi_tx_buf;
+ xfer.rx_buf = da9052->spi_rx_buf;
+
+ da9052->spi_tx_buf[0] = raddr;
+ da9052->spi_tx_buf[1] = 0xff;
+
+ da9052->spi_rx_buf[0] = 0;
+ da9052->spi_rx_buf[1] = 0;
+
+ spi_message_add_tail(&xfer, &message);
+
+ ret = spi_sync(da9052->spi_dev, &message);
+
+ if (ret == 0) {
+ *val = da9052->spi_rx_buf[1];
+ val++;
+ return 0;
+ }
+ }
+
+ return ret;
+}
+
+static int da9052_spi_probe(struct spi_device *spi)
+{
+
+ int ret;
+ struct da9052 *da9052_spi = kzalloc(sizeof(struct da9052), GFP_KERNEL);
+
+ if (!da9052_spi)
+ return -ENOMEM;
+
+ spi->mode = SPI_MODE_0 | SPI_CPOL;
+ spi->bits_per_word = 8;
+ spi_setup(spi);
+
+ da9052_spi->dev = &spi->dev;
+ da9052_spi->spi_dev = spi;
+
+ da9052_spi->spi_rx_buf = kmalloc(2, GFP_KERNEL | GFP_DMA);
+ if (!da9052_spi->spi_rx_buf) {
+ ret = -ENOMEM;
+ goto err_mem;
+ }
+
+ da9052_spi->spi_tx_buf = kmalloc(2, GFP_KERNEL | GFP_DMA);
+ if (!da9052_spi->spi_tx_buf) {
+ ret = -ENOMEM;
+ goto err_spi_rx_buf;
+ }
+
+ da9052_spi->rw_pol = 1;
+ dev_set_drvdata(&spi->dev, da9052_spi);
+
+ da9052_spi->write_dev = da9052_spi_write_device;
+ da9052_spi->read_dev = da9052_spi_read_device;
+
+ if (0 != da9052_device_init(da9052_spi)) {
+ ret = -ENODEV;
+ goto err_spi_tx_buf;
+ }
+
+ return 0;
+
+err_spi_tx_buf:
+ kfree(da9052_spi->spi_tx_buf);
+err_spi_rx_buf:
+ kfree(da9052_spi->spi_rx_buf);
+err_mem:
+ kfree(da9052_spi);
+ return ret;
+}
+
+static int da9052_spi_remove(struct spi_device *spi)
+{
+ struct da9052 *da9052 = dev_get_drvdata(&spi->dev);
+
+ da9052_device_exit(da9052);
+ kfree(da9052->spi_rx_buf);
+ kfree(da9052->spi_tx_buf);
+ kfree(da9052);
+
+ return 0;
+}
+
+static struct spi_driver da9052_spi_driver = {
+ .driver.name = "da9052_spi",
+ .driver.bus = &spi_bus_type,
+ .driver.owner = THIS_MODULE,
+ .probe = da9052_spi_probe,
+ .remove = __devexit_p(da9052_spi_remove),
+};
+
+static int __init da9052_spi_init(void)
+{
+ int ret;
+
+ ret = spi_register_driver(&da9052_spi_driver);
+ if (ret != 0) {
+ pr_err("Failed to register DA9052 SPI driver, %d\n", ret);
+ return ret;
+ }
+ return 0;
+}
+module_init(da9052_spi_init);
+
+static void __exit da9052_spi_exit(void)
+{
+ spi_unregister_driver(&da9052_spi_driver);
+}
+module_exit(da9052_spi_exit);
+
+MODULE_AUTHOR("David Dajun Chen <dchen@...semi.com>");
+MODULE_DESCRIPTION("SPI driver for Dialog DA9052 PMIC");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:da9052_spi");
diff -Naur linux-next-20110421.orig/drivers/mfd/Kconfig linux-next-20110421/drivers/mfd/Kconfig
--- linux-next-20110421.orig/drivers/mfd/Kconfig 2011-04-26 09:34:54.000000000 +0500
+++ linux-next-20110421/drivers/mfd/Kconfig 2011-05-13 15:07:06.000000000 +0500
@@ -292,6 +292,31 @@
individual components like LCD backlight, voltage regulators,
LEDs and battery-charger under the corresponding menus.
+config PMIC_DA9052
+ bool
+
+config MFD_DA9052_SPI
+ bool "Support Dialog Semiconductor DA9052 PMIC with SPI"
+ select MFD_CORE
+ select PMIC_DA9052
+ depends on SPI_MASTER=y
+ help
+ Support for the Dialog Semiconductor DA9052 PMIC
+ when controlled using SPI. This driver provides common support
+ for accessing the device, additional drivers must be enabled in
+ order to use the functionality of the device.
+
+config MFD_DA9052_I2C
+ bool "Support Dialog Semiconductor DA9052 PMIC with I2C"
+ select MFD_CORE
+ select PMIC_DA9052
+ depends on I2C=y
+ help
+ Support for the Dialog Semiconductor DA9052 PMIC
+ when controlled using I2C. This driver provides common support
+ for accessing the device, additional drivers must be enabled in
+ order to use the functionality of the device.
+
config PMIC_ADP5520
bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
depends on I2C=y
diff -Naur linux-next-20110421.orig/drivers/mfd/Makefile linux-next-20110421/drivers/mfd/Makefile
--- linux-next-20110421.orig/drivers/mfd/Makefile 2011-04-26 09:34:54.000000000 +0500
+++ linux-next-20110421/drivers/mfd/Makefile 2011-05-13 15:06:12.000000000 +0500
@@ -60,6 +60,13 @@
obj-$(CONFIG_UCB1400_CORE) += ucb1400_core.o
obj-$(CONFIG_PMIC_DA903X) += da903x.o
+
+da9052-objs := da9052-core.o da9052-irq.o
+obj-$(CONFIG_PMIC_DA9052) += da9052.o
+
+obj-$(CONFIG_MFD_DA9052_SPI) += da9052-spi.o
+obj-$(CONFIG_MFD_DA9052_I2C) += da9052-i2c.o
+
max8925-objs := max8925-core.o max8925-i2c.o
obj-$(CONFIG_MFD_MAX8925) += max8925.o
obj-$(CONFIG_MFD_MAX8997) += max8997.o max8997-irq.o
diff -Naur linux-next-20110421.orig/drivers/video/backlight/da9052_bl.c linux-next-20110421/drivers/video/backlight/da9052_bl.c
--- linux-next-20110421.orig/drivers/video/backlight/da9052_bl.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/video/backlight/da9052_bl.c 2011-05-13 14:52:54.000000000 +0500
@@ -0,0 +1,216 @@
+/*
+ * Backlight Driver for Dialog DA9052 PMICs
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/backlight.h>
+#include <linux/delay.h>
+#include <linux/fb.h>
+#include <linux/platform_device.h>
+
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/reg.h>
+
+#define DA9052_MAX_BRIGHTNESS 0xFF
+
+enum {
+ DA9052_WLEDS_OFF,
+ DA9052_WLEDS_ON,
+};
+
+static unsigned char wled_bank[] = {
+ DA9052_LED1_CONF_REG,
+ DA9052_LED2_CONF_REG,
+ DA9052_LED3_CONF_REG,
+};
+
+struct da9052_bl {
+ struct da9052 *da9052;
+ uint brightness;
+ uint state;
+ uint led_reg;
+};
+
+static int da9052_adjust_wled_brightness(struct da9052_bl *wleds)
+{
+ unsigned char boost_en;
+ unsigned char i_sink;
+ int ret;
+
+ boost_en = 0x3F;
+ i_sink = 0xFF;
+ if (wleds->state == DA9052_WLEDS_OFF) {
+ boost_en = 0x00;
+ i_sink = 0x00;
+ }
+
+ ret = da9052_reg_write(wleds->da9052, DA9052_BOOST_REG, boost_en);
+ if (ret < 0) {
+ dev_err(wleds->da9052->dev,
+ "Failed to write boost reg, %d\n", ret);
+ return ret;
+ }
+
+ ret = da9052_reg_write(wleds->da9052, DA9052_LED_CONT_REG, i_sink);
+ if (ret < 0) {
+ dev_err(wleds->da9052->dev,
+ "Failed to write led cont reg, %d\n", ret);
+ return ret;
+ }
+
+ ret = da9052_reg_write(wleds->da9052, wled_bank[wleds->led_reg], 0x0);
+ if (ret < 0) {
+ dev_err(wleds->da9052->dev,
+ "Failed to write led conf reg, %d", ret);
+ return ret;
+ }
+
+ if (wleds->brightness) {
+ msleep(10);
+ ret = da9052_reg_write(wleds->da9052, wled_bank[wleds->led_reg],
+ wleds->brightness);
+ if (ret < 0) {
+ dev_err(wleds->da9052->dev,
+ "Failed to write led conf reg, %d", ret);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int da9052_backlight_update_status(struct backlight_device *bl)
+{
+ int brightness = bl->props.brightness;
+ struct da9052_bl *wleds = bl_get_data(bl);
+
+ wleds->brightness = brightness;
+ wleds->state = DA9052_WLEDS_ON;
+
+ return da9052_adjust_wled_brightness(wleds);
+}
+
+static int da9052_backlight_get_brightness(struct backlight_device *bl)
+{
+ struct da9052_bl *wleds = bl_get_data(bl);
+
+ return wleds->brightness;
+}
+
+static const struct backlight_ops da9052_backlight_ops = {
+ .update_status = da9052_backlight_update_status,
+ .get_brightness = da9052_backlight_get_brightness,
+};
+
+static int da9052_backlight_probe(struct platform_device *pdev)
+{
+ struct backlight_device *bl;
+ struct backlight_properties props;
+ static int led_reg_num;
+ struct da9052_bl *wleds;
+
+ wleds = kzalloc(sizeof(struct da9052_bl), GFP_KERNEL);
+ if (!wleds)
+ return -ENOMEM;
+
+ wleds->da9052 = dev_get_drvdata(pdev->dev.parent);
+ wleds->brightness = 0;
+ wleds->led_reg = led_reg_num++;
+ wleds->state = DA9052_WLEDS_OFF;
+
+ bl = backlight_device_register(pdev->name, wleds->da9052->dev,
+ wleds, &da9052_backlight_ops, &props);
+ if (IS_ERR(bl)) {
+ dev_err(&pdev->dev, "Failed to register backlight\n");
+ kfree(wleds);
+ return PTR_ERR(bl);
+ }
+
+ bl->props.max_brightness = DA9052_MAX_BRIGHTNESS;
+ bl->props.brightness = 0;
+ platform_set_drvdata(pdev, bl);
+
+ return da9052_adjust_wled_brightness(wleds);
+}
+
+static int da9052_backlight_remove(struct platform_device *pdev)
+{
+ struct backlight_device *bl = platform_get_drvdata(pdev);
+ struct da9052_bl *wleds = bl_get_data(bl);
+
+ wleds->brightness = 0;
+ wleds->state = DA9052_WLEDS_OFF;
+ da9052_adjust_wled_brightness(wleds);
+ backlight_device_unregister(bl);
+
+ return 0;
+}
+
+static struct platform_driver da9052_wled1_driver = {
+ .driver = {
+ .name = "da9052-WLED1",
+ .owner = THIS_MODULE,
+ },
+ .probe = da9052_backlight_probe,
+ .remove = da9052_backlight_remove,
+};
+
+static struct platform_driver da9052_wled2_driver = {
+ .driver = {
+ .name = "da9052-WLED2",
+ .owner = THIS_MODULE,
+ },
+ .probe = da9052_backlight_probe,
+ .remove = da9052_backlight_remove,
+};
+
+static struct platform_driver da9052_wled3_driver = {
+ .driver = {
+ .name = "da9052-WLED3",
+ .owner = THIS_MODULE,
+ },
+ .probe = da9052_backlight_probe,
+ .remove = da9052_backlight_remove,
+};
+
+static int __init da9052_backlight_init(void)
+{
+ int ret;
+
+ ret = platform_driver_register(&da9052_wled1_driver);
+ if (ret)
+ return ret;
+
+ ret = platform_driver_register(&da9052_wled2_driver);
+ if (ret)
+ return ret;
+
+ ret = platform_driver_register(&da9052_wled3_driver);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+module_init(da9052_backlight_init);
+
+static void __exit da9052_backlight_exit(void)
+{
+ platform_driver_unregister(&da9052_wled1_driver);
+ platform_driver_unregister(&da9052_wled2_driver);
+ platform_driver_unregister(&da9052_wled3_driver);
+}
+module_exit(da9052_backlight_exit);
+
+MODULE_AUTHOR("David Dajun Chen <dchen@...semi.com>");
+MODULE_DESCRIPTION("Backlight driver for DA9052 PMIC");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:da9052-backlight");
diff -Naur linux-next-20110421.orig/drivers/video/backlight/Kconfig linux-next-20110421/drivers/video/backlight/Kconfig
--- linux-next-20110421.orig/drivers/video/backlight/Kconfig 2011-04-26 09:33:59.000000000 +0500
+++ linux-next-20110421/drivers/video/backlight/Kconfig 2011-05-13 15:09:09.000000000 +0500
@@ -237,6 +237,12 @@
If you have a LCD backlight connected to the WLED output of DA9030
or DA9034 WLED output, say Y here to enable this driver.
+config BACKLIGHT_DA9052
+ tristate "Dialog DA9052 WLED"
+ depends on PMIC_DA9052
+ help
+ Enable the DA9052 Backlight Driver
+
config BACKLIGHT_MAX8925
tristate "Backlight driver for MAX8925"
depends on MFD_MAX8925
diff -Naur linux-next-20110421.orig/drivers/video/backlight/Makefile linux-next-20110421/drivers/video/backlight/Makefile
--- linux-next-20110421.orig/drivers/video/backlight/Makefile 2011-04-26 09:33:59.000000000 +0500
+++ linux-next-20110421/drivers/video/backlight/Makefile 2011-05-13 15:08:39.000000000 +0500
@@ -26,6 +26,7 @@
obj-$(CONFIG_BACKLIGHT_CARILLO_RANCH) += cr_bllcd.o
obj-$(CONFIG_BACKLIGHT_PWM) += pwm_bl.o
obj-$(CONFIG_BACKLIGHT_DA903X) += da903x_bl.o
+obj-$(CONFIG_BACKLIGHT_DA9052) += da9052_bl.o
obj-$(CONFIG_BACKLIGHT_MAX8925) += max8925_bl.o
obj-$(CONFIG_BACKLIGHT_APPLE) += apple_bl.o
obj-$(CONFIG_BACKLIGHT_TOSA) += tosa_bl.o
diff -Naur linux-next-20110421.orig/drivers/watchdog/da9052_wdt.c linux-next-20110421/drivers/watchdog/da9052_wdt.c
--- linux-next-20110421.orig/drivers/watchdog/da9052_wdt.c 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/drivers/watchdog/da9052_wdt.c 2011-05-13 14:54:04.000000000 +0500
@@ -0,0 +1,464 @@
+/*
+ * System monitoring driver for DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/miscdevice.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/fs.h>
+#include <linux/delay.h>
+#include <linux/timer.h>
+#include <linux/uaccess.h>
+#include <linux/jiffies.h>
+#include <linux/platform_device.h>
+#include <linux/time.h>
+#include <linux/watchdog.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+
+#include <linux/mfd/da9052/reg.h>
+#include <linux/mfd/da9052/da9052.h>
+#include <linux/mfd/da9052/pdata.h>
+#include <linux/mfd/da9052/wdt.h>
+
+
+#define DA9052_STROBING_FILTER_ENABLE 0x0001
+#define DA9052_STROBING_FILTER_DISABLE 0x0002
+
+void start_strobing(struct work_struct *work);
+
+struct da9052_wdt {
+ struct platform_device *pdev;
+ struct da9052_wdt_platform_data *pwdt;
+ struct da9052 *da9052;
+ struct work_struct wdt_strobe;
+ unsigned long data;
+};
+
+static struct da9052_wdt *wdt;
+
+/* Create a handler for the scheduling start_strobing function */
+static unsigned char sm_str_req = DA9052_DISABLE;
+static int nowayout = WATCHDOG_NOWAYOUT;
+static uint strobe_interval;
+static uint strobe_mode;
+static struct timer_list monitoring_timer;
+static struct miscdevice da9052_wdt_miscdev;
+static unsigned long da9052_wdt_users;
+static int da9052_wdt_expect_close;
+
+static struct da9052_wdt *get_wdt_da9052(void)
+{
+ return platform_get_drvdata
+ (to_platform_device(da9052_wdt_miscdev.parent));
+}
+
+void start_strobing(struct work_struct *work)
+{
+ int ret;
+ struct da9052_wdt *wdt = get_wdt_da9052();
+
+ if (NULL == wdt) {
+ mod_timer(&monitoring_timer,
+ jiffies + wdt->pwdt->sm_mon_interval);
+ return;
+ }
+
+ ret = da9052_set_bits(wdt->da9052, DA9052_CONTROLD_REG,
+ DA9052_CONTROLD_WATCHDOG);
+ if (ret < 0) {
+ dev_err(wdt->da9052->dev, "Failed to set controld reg, %d\n",
+ ret);
+ return;
+ }
+
+ sm_str_req = DA9052_DISABLE;
+
+ mod_timer(&monitoring_timer, jiffies + wdt->pwdt->sm_mon_interval);
+
+ return;
+}
+
+void timer_callback(unsigned long *data)
+{
+ struct da9052_wdt *pwdt = (struct da9052_wdt *)
+ container_of(data, struct da9052_wdt, data);
+
+ if (((sm_str_req) && (strobe_mode == DA9052_STROBE_MANUAL)) ||
+ (strobe_mode == DA9052_STROBE_AUTO))
+ schedule_work(&pwdt->wdt_strobe);
+ else {
+ if (strobe_mode == DA9052_STROBE_MANUAL)
+ mod_timer(&monitoring_timer, jiffies + strobe_interval);
+ }
+}
+
+static int da9052_sm_hw_init(struct da9052_wdt *wdt)
+{
+ init_timer(&monitoring_timer);
+ monitoring_timer.expires = jiffies + wdt->pwdt->sm_mon_interval;
+ monitoring_timer.function = (void *)&timer_callback;
+ monitoring_timer.data = wdt->data;
+
+ wdt->pwdt->sm_strobe_filter_flag = DA9052_SM_STROBE_CONF;
+ wdt->pwdt->sm_strobe_mode_flag = DA9052_STROBE_MANUAL;
+
+ return 0;
+}
+
+static int da9052_sm_hw_deinit(struct da9052_wdt *wdt)
+{
+ int ret;
+
+ del_timer(&monitoring_timer);
+
+ ret = da9052_clear_bits(wdt->da9052, DA9052_CONTROLD_REG,
+ DA9052_CONTROLD_TWDSCALE);
+ if (ret < 0)
+ dev_err(wdt->da9052->dev, "Failed to clear controld reg, %d\n",
+ ret);
+ return ret;
+}
+
+int da9052_sm_set_strobing_filter(struct da9052_wdt *wdt,
+ unsigned char strobing_filter_state)
+{
+ int ret;
+
+ ret = da9052_reg_read(wdt->da9052, DA9052_CONTROLD_REG);
+ if (ret < 0) {
+ dev_err(wdt->da9052->dev, "Failed to read controld reg, %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = (ret & DA9052_CONTROLD_TWDSCALE);
+
+ if (strobing_filter_state == DA9052_ENABLE) {
+ wdt->pwdt->sm_strobe_filter_flag = DA9052_ENABLE;
+ if (DA9052_WDT_DISABLE == ret) {
+ sm_str_req = DA9052_DISABLE;
+ del_timer(&monitoring_timer);
+ return 0;
+ }
+ if (DA9052_SCALE_64X == ret)
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X64_WINDOW);
+ else if (DA9052_SCALE_32X == ret)
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X32_WINDOW);
+ else if (DA9052_SCALE_16X == ret)
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X16_WINDOW);
+ else if (DA9052_SCALE_8X == ret)
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X8_WINDOW);
+ else if (DA9052_SCALE_4X == ret)
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X4_WINDOW);
+ else if (DA9052_SCALE_2X == ret)
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X2_WINDOW);
+ else
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X1_WINDOW);
+ } else if (strobing_filter_state == DA9052_DISABLE) {
+ wdt->pwdt->sm_strobe_filter_flag = DA9052_DISABLE;
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_ADC_TWDMIN_TIME);
+ if (DA9052_WDT_DISABLE == ret) {
+ sm_str_req = DA9052_DISABLE;
+ del_timer(&monitoring_timer);
+ return 0;
+ }
+ } else
+ return -EINVAL;
+
+ mod_timer(&monitoring_timer, jiffies + wdt->pwdt->sm_mon_interval);
+
+ return 0;
+}
+
+int da9052_sm_strobe_wdt(void)
+{
+ sm_str_req = DA9052_ENABLE;
+
+ return 0;
+}
+
+int da9052_sm_set_wdt(struct da9052_wdt *wdt, unsigned char wdt_scaling)
+{
+ int ret;
+
+ if (wdt_scaling > DA9052_SCALE_64X)
+ return -EINVAL;
+
+ ret = da9052_reg_read(wdt->da9052, DA9052_CONTROLD_REG);
+ if (ret < 0) {
+ dev_err(wdt->da9052->dev, "Failed to read controld reg, %d\n",
+ ret);
+ return ret;
+ }
+
+ if (!((DA9052_WDT_DISABLE == (ret & DA9052_CONTROLD_TWDSCALE)) &&
+ (DA9052_WDT_DISABLE == wdt_scaling))) {
+ ret = (ret & ~(DA9052_CONTROLD_TWDSCALE));
+
+ ret = da9052_reg_write(wdt->da9052, DA9052_CONTROLD_REG, ret);
+ if (ret) {
+ dev_err(wdt->da9052->dev, "Failed to write controld reg, %d\n",
+ ret);
+ return ret;
+ }
+
+ msleep(1);
+
+ ret = da9052_set_bits(wdt->da9052, DA9052_CONTROLD_REG,
+ wdt_scaling);
+ if (ret) {
+ dev_err(wdt->da9052->dev,
+ "da9052_sm_set_wdt ->da9052_set_bits, Error: %d\n",
+ ret);
+ return ret;
+ }
+
+ sm_str_req = DA9052_DISABLE;
+ if (DA9052_WDT_DISABLE == wdt_scaling) {
+ del_timer(&monitoring_timer);
+ return 0;
+ }
+ if (wdt->pwdt->sm_strobe_filter_flag == DA9052_ENABLE) {
+ if (DA9052_SCALE_64X == wdt_scaling) {
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X64_WINDOW);
+ } else if (DA9052_SCALE_32X == wdt_scaling) {
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X32_WINDOW);
+ } else if (DA9052_SCALE_16X == wdt_scaling) {
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X16_WINDOW);
+ } else if (DA9052_SCALE_8X == wdt_scaling) {
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X8_WINDOW);
+ } else if (DA9052_SCALE_4X == wdt_scaling) {
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X4_WINDOW);
+ } else if (DA9052_SCALE_2X == wdt_scaling) {
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X2_WINDOW);
+ } else {
+ wdt->pwdt->sm_mon_interval =
+ msecs_to_jiffies(DA9052_X1_WINDOW);
+ }
+ } else {
+ wdt->pwdt->sm_mon_interval = msecs_to_jiffies(
+ DA9052_ADC_TWDMIN_TIME);
+ }
+ mod_timer(&monitoring_timer,
+ jiffies + wdt->pwdt->sm_mon_interval);
+ }
+
+ return ret;
+}
+
+static int da9052_wdt_open(struct inode *inode, struct file *file)
+{
+ struct da9052_wdt *wdt = get_wdt_da9052();
+ int ret;
+
+ if (!wdt)
+ return -ENODEV;
+
+ if (test_and_set_bit(0, &da9052_wdt_users))
+ return -EBUSY;
+
+ ret = da9052_sm_hw_init(wdt);
+ if (ret)
+ return ret;
+
+ return nonseekable_open(inode, file);
+}
+
+static int da9052_wdt_release(struct inode *inode, struct file *file)
+{
+ struct da9052_wdt *wdt = get_wdt_da9052();
+
+ if (da9052_wdt_expect_close == 42)
+ da9052_sm_hw_deinit(wdt);
+ else
+ da9052_sm_strobe_wdt();
+
+ da9052_wdt_expect_close = 0;
+ clear_bit(0, &da9052_wdt_users);
+ return 0;
+}
+
+static ssize_t da9052_wdt_write(struct file *file,
+ const char __user *data, size_t count,
+ loff_t *ppos)
+{
+ size_t i;
+
+ if (count) {
+ if (!nowayout) {
+ da9052_wdt_expect_close = 0;
+ for (i = 0; i != count; i++) {
+ char c;
+ if (get_user(c, data + i))
+ return -EFAULT;
+ if (c == 'V')
+ da9052_wdt_expect_close = 42;
+ }
+ }
+ da9052_sm_strobe_wdt();
+ }
+
+ return count;
+}
+
+static struct watchdog_info da9052_wdt_info = {
+ .options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING,
+ .identity = "DA9052_SM Watchdog",
+};
+
+static long da9052_wdt_ioctl(struct file *file, uint cmd,
+ unsigned long arg)
+{
+ struct da9052_wdt *wdt = get_wdt_da9052();
+ void __user *argp = (void __user *)arg;
+ int __user *p = argp;
+ unsigned char new_value;
+
+ switch (cmd) {
+ case WDIOC_GETSUPPORT:
+ return copy_to_user(argp, &da9052_wdt_info,
+ sizeof(da9052_wdt_info)) ? -EFAULT : 0;
+ case WDIOC_GETSTATUS:
+ case WDIOC_GETBOOTSTATUS:
+ return put_user(0, p);
+ case WDIOC_SETOPTIONS:
+ if (get_user(new_value, p))
+ return -EFAULT;
+ if (new_value == DA9052_STROBING_FILTER_ENABLE ||
+ new_value == DA9052_STROBING_FILTER_DISABLE)
+ da9052_sm_set_strobing_filter(wdt, new_value);
+ else
+ wdt->pwdt->sm_strobe_mode_flag = new_value;
+ return 0;
+ case WDIOC_KEEPALIVE:
+ if (da9052_sm_strobe_wdt())
+ return -EFAULT;
+ else
+ return 0;
+ case WDIOC_SETTIMEOUT:
+ if (get_user(new_value, p))
+ return -EFAULT;
+ wdt->pwdt->sm_scale = new_value;
+ if (da9052_sm_set_wdt(wdt, wdt->pwdt->sm_scale))
+ return -EFAULT;
+ case WDIOC_GETTIMEOUT:
+ return put_user(wdt->pwdt->sm_mon_interval, p);
+ default:
+ return -ENOTTY;
+ }
+
+ return 0;
+}
+
+static const struct file_operations da9052_wdt_fops = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .unlocked_ioctl = da9052_wdt_ioctl,
+ .write = da9052_wdt_write,
+ .open = da9052_wdt_open,
+ .release = da9052_wdt_release,
+};
+
+static struct miscdevice da9052_wdt_miscdev = {
+ .minor = 255,
+ .name = "da9052-wdt",
+ .fops = &da9052_wdt_fops,
+};
+
+static int __devinit da9052_sm_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct da9052_pdata *pdata = pdev->dev.platform_data;
+ struct da9052_wdt_platform_data *pwdt = (pdata->pwdt);
+
+ wdt = kzalloc(sizeof(*wdt), GFP_KERNEL);
+ if (!wdt)
+ return -ENOMEM;
+
+ wdt->da9052 = dev_get_drvdata(pdev->dev.parent);
+ platform_set_drvdata(pdev, wdt);
+ wdt->pwdt = pwdt;
+
+ INIT_WORK(&wdt->wdt_strobe, start_strobing);
+
+ strobe_interval = pwdt->sm_mon_interval;
+ strobe_mode = pwdt->sm_strobe_mode_flag;
+
+ ret = da9052_clear_bits(wdt->da9052, DA9052_CONTROLD_REG,
+ DA9052_CONTROLD_TWDSCALE);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Failed to clear controld reg, %d\n", ret);
+ goto err_mem;
+ }
+
+ da9052_wdt_miscdev.parent = &pdev->dev;
+
+ ret = misc_register(&da9052_wdt_miscdev);
+ if (ret)
+ goto err_mem;
+
+ return 0;
+err_mem:
+ platform_set_drvdata(pdev, NULL);
+ kfree(wdt);
+ return ret;
+}
+
+static int __devexit da9052_sm_remove(struct platform_device *dev)
+{
+ misc_deregister(&da9052_wdt_miscdev);
+ kfree(wdt);
+
+ return 0;
+}
+
+static struct platform_driver da9052_sm_driver = {
+ .driver = {
+ .name = "da9052-wdt",
+ .owner = THIS_MODULE,
+ },
+ .probe = da9052_sm_probe,
+ .remove = __devexit_p(da9052_sm_remove),
+};
+
+static int __init da9052_sm_init(void)
+{
+ return platform_driver_register(&da9052_sm_driver);
+}
+module_init(da9052_sm_init);
+
+static void __exit da9052_sm_exit(void)
+{
+ platform_driver_unregister(&da9052_sm_driver);
+}
+module_exit(da9052_sm_exit);
+
+MODULE_AUTHOR("David Chen <dchen@...semi.com>");
+MODULE_DESCRIPTION("DA9052 SM Device Driver");
+MODULE_LICENSE("GPL");
+
diff -Naur linux-next-20110421.orig/drivers/watchdog/Kconfig linux-next-20110421/drivers/watchdog/Kconfig
--- linux-next-20110421.orig/drivers/watchdog/Kconfig 2011-04-26 09:33:35.000000000 +0500
+++ linux-next-20110421/drivers/watchdog/Kconfig 2011-05-13 15:13:25.000000000 +0500
@@ -69,6 +69,12 @@
Support for the watchdog in the WM8350 AudioPlus PMIC. When
the watchdog triggers the system will be reset.
+config DA9052_WATCHDOG
+ tristate "Dialog DA9052 Watchdog"
+ depends on PMIC_DA9052
+ help
+ Support for the watchdog in the DA9052 PMIC.
+
# ALPHA Architecture
# ARM Architecture
diff -Naur linux-next-20110421.orig/drivers/watchdog/Makefile linux-next-20110421/drivers/watchdog/Makefile
--- linux-next-20110421.orig/drivers/watchdog/Makefile 2011-04-26 09:33:35.000000000 +0500
+++ linux-next-20110421/drivers/watchdog/Makefile 2011-05-13 15:12:18.000000000 +0500
@@ -157,4 +157,5 @@
obj-$(CONFIG_WM831X_WATCHDOG) += wm831x_wdt.o
obj-$(CONFIG_WM8350_WATCHDOG) += wm8350_wdt.o
obj-$(CONFIG_MAX63XX_WATCHDOG) += max63xx_wdt.o
+obj-$(CONFIG_DA9052_WATCHDOG) += da9052_wdt.o
obj-$(CONFIG_SOFT_WATCHDOG) += softdog.o
diff -Naur linux-next-20110421.orig/include/linux/mfd/da9052/da9052.h linux-next-20110421/include/linux/mfd/da9052/da9052.h
--- linux-next-20110421.orig/include/linux/mfd/da9052/da9052.h 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/include/linux/mfd/da9052/da9052.h 2011-05-13 14:55:54.000000000 +0500
@@ -0,0 +1,89 @@
+/*
+ * da9052 declarations for DA952 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __MFD_DA9052_DA9052_H
+#define __MFD_DA9052_DA9052_H
+
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/core.h>
+
+/* HWMON Channel Definations */
+#define DA9052_ADC_VDDOUT 0
+#define DA9052_ADC_ICH 1
+#define DA9052_ADC_TBAT 2
+#define DA9052_ADC_VBAT 3
+#define DA9052_ADC_IN4 4
+#define DA9052_ADC_IN5 5
+#define DA9052_ADC_IN6 6
+#define DA9052_ADC_TSI 7
+#define DA9052_ADC_TJUNC 8
+#define DA9052_ADC_VBBAT 9
+
+struct da9052_pdata;
+
+struct da9052 {
+ struct mutex io_lock;
+ struct mutex irq_lock;
+ struct mutex auxadc_lock;
+
+ struct device *dev;
+ struct spi_device *spi_dev;
+ struct i2c_client *i2c_client;
+
+ int irq_base;
+ u8 rw_pol;
+ u8 *spi_rx_buf;
+ u8 *spi_tx_buf;
+ u32 events_mask;
+
+ int chip_irq;
+ int (*read_dev) (struct da9052 *da9052, unsigned char reg,
+ unsigned bytes, unsigned char *val);
+ int (*write_dev) (struct da9052 *da9052, unsigned char reg,
+ unsigned bytes, unsigned char *val);
+};
+
+int da9052_adc_manual_read(struct da9052 *da9052,
+ unsigned char channel);
+int da9052_reg_read(struct da9052 *da9052, unsigned char reg);
+int da9052_reg_write(struct da9052 *da9052, unsigned char reg,
+ unsigned char val);
+int da9052_group_read(struct da9052 *da9052, unsigned char reg,
+ unsigned bytes, unsigned char *val);
+int da9052_group_write(struct da9052 *da9052, unsigned char reg,
+ unsigned bytes, unsigned char *val);
+int da9052_reg_update(struct da9052 *da9052, unsigned char reg,
+ unsigned char bit_mask, unsigned char reg_val);
+int da9052_set_bits(struct da9052 *da9052, unsigned char reg,
+ unsigned char bit_mask);
+int da9052_clear_bits(struct da9052 *da9052, unsigned char reg,
+ unsigned char bit_mask);
+
+int da9052_device_init(struct da9052 *da9052);
+void da9052_device_exit(struct da9052 *da9052);
+
+int da9052_irq_init(struct da9052 *da9052, struct da9052_pdata *pdata);
+void da9052_irq_exit(struct da9052 *da9052);
+
+#endif /* __MFD_DA9052_DA9052_H */
diff -Naur linux-next-20110421.orig/include/linux/mfd/da9052/irq.h linux-next-20110421/include/linux/mfd/da9052/irq.h
--- linux-next-20110421.orig/include/linux/mfd/da9052/irq.h 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/include/linux/mfd/da9052/irq.h 2011-05-13 14:55:46.000000000 +0500
@@ -0,0 +1,86 @@
+/*
+ * Interrupt controller declarations for DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __MFD_DA9052_IRQ_H__
+#define __MFD_DA9052_IRQ_H__
+
+/* Interrupt number assignments within Linux */
+#define DA9052_IRQ_DCIN 0
+#define DA9052_IRQ_VBUS 1
+#define DA9052_IRQ_DCINREM 2
+#define DA9052_IRQ_VBUSREM 3
+#define DA9052_IRQ_VDDLOW 4
+#define DA9052_IRQ_ALARM 5
+#define DA9052_IRQ_SEQRDY 6
+#define DA9052_IRQ_COMP1V2 7
+#define DA9052_IRQ_NONKEY 8
+#define DA9052_IRQ_IDFLOAT 9
+#define DA9052_IRQ_IDGND 10
+#define DA9052_IRQ_CHGEND 11
+#define DA9052_IRQ_TBAT 12
+#define DA9052_IRQ_ADCEOM 13
+#define DA9052_IRQ_PENDOWN 14
+#define DA9052_IRQ_TSIREADY 15
+#define DA9052_IRQ_GPI0 16
+#define DA9052_IRQ_GPI1 17
+#define DA9052_IRQ_GPI2 18
+#define DA9052_IRQ_GPI3 19
+#define DA9052_IRQ_GPI4 20
+#define DA9052_IRQ_GPI5 21
+#define DA9052_IRQ_GPI6 22
+#define DA9052_IRQ_GPI7 23
+#define DA9052_IRQ_GPI8 24
+#define DA9052_IRQ_GPI9 25
+#define DA9052_IRQ_GPI10 26
+#define DA9052_IRQ_GPI11 27
+#define DA9052_IRQ_GPI12 28
+#define DA9052_IRQ_GPI13 29
+#define DA9052_IRQ_GPI14 30
+#define DA9052_IRQ_GPI15 31
+
+/* Interrupt mask */
+#define DA9052_IRQMASK_A_M_DCIN_VLD 0x01
+#define DA9052_IRQMASK_A_M_VBUS_VLD 0x02
+#define DA9052_IRQMASK_A_M_DCIN_REM 0x04
+#define DA9052_IRQMASK_A_M_VBUS_REM 0x08
+#define DA9052_IRQMASK_A_M_VDD_LOW 0x10
+#define DA9052_IRQMASK_A_M_ALARM 0x20
+#define DA9052_IRQMASK_A_M_SEQRDY 0x40
+#define DA9052_IRQMASK_A_M_COMP1V2 0x80
+#define DA9052_IRQMASK_B_M_NONKEY 0x0100
+#define DA9052_IRQMASK_B_M_ID_FLOAT 0x0200
+#define DA9052_IRQMASK_B_M_ID_GND 0x0400
+#define DA9052_IRQMASK_B_M_CHG_END 0x0800
+#define DA9052_IRQMASK_B_M_TBAT 0x1000
+#define DA9052_IRQMASK_B_M_ADC_EOM 0x2000
+#define DA9052_IRQMASK_B_M_PEN_DOWN 0x4000
+#define DA9052_IRQMASK_B_M_TSI_READY 0x8000
+#define DA9052_IRQMASK_C_M_GPI0 0x010000
+#define DA9052_IRQMASK_C_M_GPI1 0x020000
+#define DA9052_IRQMASK_C_M_GPI2 0x040000
+#define DA9052_IRQMASK_C_M_GPI3 0x080000
+#define DA9052_IRQMASK_C_M_GPI4 0x100000
+#define DA9052_IRQMASK_C_M_GPI5 0x200000
+#define DA9052_IRQMASK_C_M_GPI6 0x400000
+#define DA9052_IRQMASK_C_M_GPI7 0x800000
+#define DA9052_IRQMASK_D_M_GPI8 0x01000000
+#define DA9052_IRQMASK_D_M_GPI9 0x02000000
+#define DA9052_IRQMASK_D_M_GPI10 0x04000000
+#define DA9052_IRQMASK_D_M_GPI11 0x08000000
+#define DA9052_IRQMASK_D_M_GPI12 0x10000000
+#define DA9052_IRQMASK_D_M_GPI13 0x20000000
+#define DA9052_IRQMASK_D_M_GPI14 0x40000000
+#define DA9052_IRQMASK_D_M_GPI15 0x80000000
+
+#endif
diff -Naur linux-next-20110421.orig/include/linux/mfd/da9052/pdata.h linux-next-20110421/include/linux/mfd/da9052/pdata.h
--- linux-next-20110421.orig/include/linux/mfd/da9052/pdata.h 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/include/linux/mfd/da9052/pdata.h 2011-05-13 14:55:38.000000000 +0500
@@ -0,0 +1,46 @@
+/*
+ * Platform data declarations for DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __MFD_DA9052_PDATA_H__
+#define __MFD_DA9052_PDATA_H__
+
+#include <linux/leds.h>
+#include <linux/mfd/da9052/tsi.h>
+#include <linux/mfd/da9052/wdt.h>
+
+struct da9052;
+
+struct da9052_pdata {
+ struct led_platform_data *pled;
+ struct da9052_wdt_platform_data *pwdt;
+ struct da9052_tsi_platform_data *ptsi;
+ int (*init) (struct da9052 *da9052);
+ int irq;
+ int irq_base;
+ int num_regulators;
+ int gpio_base;
+ u16 num_gpio;
+
+};
+
+#endif
diff -Naur linux-next-20110421.orig/include/linux/mfd/da9052/reg.h linux-next-20110421/include/linux/mfd/da9052/reg.h
--- linux-next-20110421.orig/include/linux/mfd/da9052/reg.h 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/include/linux/mfd/da9052/reg.h 2011-05-13 14:56:08.000000000 +0500
@@ -0,0 +1,822 @@
+/*
+ * Register declarations for DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __LINUX_MFD_DA9052_REG_H
+#define __LINUX_MFD_DA9052_REG_H
+
+#define DA9052_MAX_REG_CNT 128
+
+/*STATUS REGISTERS*/
+#define DA9052_STATUS_A_REG 1
+#define DA9052_STATUS_B_REG 2
+#define DA9052_STATUS_C_REG 3
+#define DA9052_STATUS_D_REG 4
+
+/*EVENT REGISTERS*/
+#define DA9052_EVENT_A_REG 5
+#define DA9052_EVENT_B_REG 6
+#define DA9052_EVENTC_REG 7
+#define DA9052_EVENTD_REG 8
+#define DA9052_FAULTLOG_REG 9
+
+/*IRQ REGISTERS*/
+#define DA9052_IRQ_MASK_A_REG 10
+#define DA9052_IRQMASKB_REG 11
+#define DA9052_IRQMASKC_REG 12
+#define DA9052_IRQMASKD_REG 13
+
+/*CONTROL REGISTERS*/
+#define DA9052_CONTROLA_REG 14
+#define DA9052_CONTROL_B_REG 15
+#define DA9052_CONTROLC_REG 16
+#define DA9052_CONTROLD_REG 17
+
+#define DA9052_PDDIS_REG 18
+#define DA9052_INTERFACE_REG 19
+#define DA9052_RESET_REG 20
+
+/*GPIO REGISTERS*/
+#define DA9052_GPIO_0_1_REG 21
+#define DA9052_GPIO_2_3_REG 22
+#define DA9052_GPIO_14_15_REG 28
+
+/*LDO AND BUCK REGISTERS*/
+#define DA9052_BUCKA_REG 44
+#define DA9052_BUCKB_REG 45
+#define DA9052_BUCKCORE_REG 46
+#define DA9052_BUCKPRO_REG 47
+#define DA9052_BUCKMEM_REG 48
+#define DA9052_BUCKPERI_REG 49
+#define DA9052_LDO1_REG 50
+#define DA9052_LDO2_REG 51
+#define DA9052_LDO3_REG 52
+#define DA9052_LDO4_REG 53
+#define DA9052_LDO5_REG 54
+#define DA9052_LDO6_REG 55
+#define DA9052_LDO7_REG 56
+#define DA9052_LDO8_REG 57
+#define DA9052_LDO9_REG 58
+#define DA9052_LDO10_REG 59
+#define DA9052_SUPPLY_REG 60
+#define DA9052_PULLDOWN_REG 61
+#define DA9052_CHGBUCK_REG 62
+#define DA9052_WAITCONT_REG 63
+#define DA9052_ISET_REG 64
+#define DA9052_BATCHG_REG 65
+
+/*BATTERY CONTROLL REGISTRS*/
+#define DA9052_CHG_CONT_REG 66
+#define DA9052_INPUT_CONT_REG 67
+#define DA9052_CHGTIME_REG 68
+#define DA9052_BBATCONT_REG 69
+
+/*LED CONTROL REGISTERS*/
+#define DA9052_BOOST_REG 70
+#define DA9052_LED_CONT_REG 71
+#define DA9052_LEDMIN123_REG 72
+#define DA9052_LED1_CONF_REG 73
+#define DA9052_LED2_CONF_REG 74
+#define DA9052_LED3_CONF_REG 75
+#define DA9052_LED1CONT_REG 76
+#define DA9052_LED2CONT_REG 77
+#define DA9052_LED3CONT_REG 78
+#define DA9052_LED_CONT_4_REG 79
+#define DA9052_LED_CONT_5_REG 80
+
+/*ADC CONTROL REGISTERS*/
+#define DA9052_ADC_MAN_REG 81
+#define DA9052_ADC_CONT_REG 82
+#define DA9052_ADC_RES_L_REG 83
+#define DA9052_ADC_RES_H_REG 84
+#define DA9052_VDD_RES_REG 85
+#define DA9052_VDDMON_REG 86
+
+/*SM CONTROL REGISTERS*/
+#define DA9052_ICHG_AV_REG 87
+#define DA9052_ICHGTHD_REG 88
+#define DA9052_ICHG_END_REG 89
+#define DA9052_TBAT_RES_REG 90
+#define DA9052_TBATHIGHP_REG 91
+#define DA9052_TBATHIGHIN_REG 92
+#define DA9052_TBATLOW_REG 93
+#define DA9052_T_OFFSET_REG 94
+
+/*TSI CONTROL REGISTERS*/
+#define DA9052_TJUNC_RES_REG 104
+#define DA9052_TSICONT_A_REG 105
+#define DA9052_TSICONTB_REG 106
+#define DA9052_TSIXMSB_REG 107
+#define DA9052_TSIYMSB_REG 108
+#define DA9052_TSILSB_REG 109
+#define DA9052_TSIZMSB_REG 110
+
+/*RTC COUNT REGISTERS*/
+#define DA9052_COUNT_S_REG 111
+#define DA9052_COUNT_MI_REG 112
+#define DA9052_COUNT_H_REG 113
+#define DA9052_COUNT_D_REG 114
+#define DA9052_COUNT_MO_REG 115
+#define DA9052_COUNT_Y_REG 116
+
+/*RTC CONTROL REGISTERS*/
+#define DA9052_ALARM_MI_REG 117
+#define DA9052_ALARM_H_REG 118
+#define DA9052_ALARM_D_REG 119
+#define DA9052_ALARM_MO_REG 120
+#define DA9052_ALARM_Y_REG 121
+
+
+/* Reg Page Configuration */
+#define DA9052_PAGECON0_REGPAGE (1<<7)
+
+/* Onkey Event Registers */
+#define DA9052_M_nONKEY 0x0100
+#define DA9052_E_nONKEY 0x01
+
+/* TSI Event Registers */
+#define DA9052_E_PEN_DOWN 0x4000
+#define DA9052_E_TSI_READY 0x8000
+
+/* PAGE CONFIGURATION 128 REGISTER */
+#define DA9052_PAGECON128_REGPAGE (1<<7)
+
+/* STATUS REGISTER A */
+#define DA9052_STATUSA_VDATDET (1<<7)
+#define DA9052_STATUSA_VBUSSEL (1<<6)
+#define DA9052_STATUSA_DCINSEL (1<<5)
+#define DA9052_STATUSA_VBUSDET (1<<4)
+#define DA9052_STATUSA_DCINDET (1<<3)
+#define DA9052_STATUSA_IDGND (1<<2)
+#define DA9052_STATUSA_IDFLOAT (1<<1)
+#define DA9052_STATUSA_NONKEY (1<<0)
+
+/* STATUS REGISTER B */
+#define DA9052_STATUSB_COMPDET (1<<7)
+#define DA9052_STATUSB_SEQUENCING (1<<6)
+#define DA9052_STATUSB_GPFB2 (1<<5)
+#define DA9052_STATUSB_CHGTO (1<<4)
+#define DA9052_STATUSB_CHGEND (1<<3)
+#define DA9052_STATUSB_CHGLIM (1<<2)
+#define DA9052_STATUSB_CHGPRE (1<<1)
+#define DA9052_STATUSB_CHGATT (1<<0)
+
+
+/* STATUS REGISTER C */
+#define DA9052_STATUSC_GPI7 (1<<7)
+#define DA9052_STATUSC_GPI6 (1<<6)
+#define DA9052_STATUSC_GPI5 (1<<5)
+#define DA9052_STATUSC_GPI4 (1<<4)
+#define DA9052_STATUSC_GPI3 (1<<3)
+#define DA9052_STATUSC_GPI2 (1<<2)
+#define DA9052_STATUSC_GPI1 (1<<1)
+#define DA9052_STATUSC_GPI0 (1<<0)
+
+
+/* STATUS REGISTER D */
+#define DA9052_STATUSD_GPI15 (1<<7)
+#define DA9052_STATUSD_GPI14 (1<<6)
+#define DA9052_STATUSD_GPI13 (1<<5)
+#define DA9052_STATUSD_GPI12 (1<<4)
+#define DA9052_STATUSD_GPI11 (1<<3)
+#define DA9052_STATUSD_GPI10 (1<<2)
+#define DA9052_STATUSD_GPI9 (1<<1)
+#define DA9052_STATUSD_GPI8 (1<<0)
+
+
+/* EVENT REGISTER A */
+#define DA9052_EVENTA_ECOMP1V2 (1<<7)
+#define DA9052_EVENTA_ESEQRDY (1<<6)
+#define DA9052_EVENTA_EALRAM (1<<5)
+#define DA9052_EVENTA_EVDDLOW (1<<4)
+#define DA9052_EVENTA_EVBUSREM (1<<3)
+#define DA9052_EVENTA_EDCINREM (1<<2)
+#define DA9052_EVENTA_EVBUSDET (1<<1)
+#define DA9052_EVENTA_EDCINDET (1<<0)
+
+/* EVENT REGISTER B */
+#define DA9052_EVENTB_ETSIREADY (1<<7)
+#define DA9052_EVENTB_EPENDOWN (1<<6)
+#define DA9052_EVENTB_EADCEOM (1<<5)
+#define DA9052_EVENTB_ETBAT (1<<4)
+#define DA9052_EVENTB_ECHGEND (1<<3)
+#define DA9052_EVENTB_EIDGND (1<<2)
+#define DA9052_EVENTB_EIDFLOAT (1<<1)
+#define DA9052_EVENTB_ENONKEY (1<<0)
+
+/* EVENT REGISTER C */
+#define DA9052_EVENTC_EGPI7 (1<<7)
+#define DA9052_EVENTC_EGPI6 (1<<6)
+#define DA9052_EVENTC_EGPI5 (1<<5)
+#define DA9052_EVENTC_EGPI4 (1<<4)
+#define DA9052_EVENTC_EGPI3 (1<<3)
+#define DA9052_EVENTC_EGPI2 (1<<2)
+#define DA9052_EVENTC_EGPI1 (1<<1)
+#define DA9052_EVENTC_EGPI0 (1<<0)
+
+/* EVENT REGISTER D */
+#define DA9052_EVENTC_EGPI15 (1<<7)
+#define DA9052_EVENTC_EGPI14 (1<<6)
+#define DA9052_EVENTC_EGPI13 (1<<5)
+#define DA9052_EVENTC_EGPI12 (1<<4)
+#define DA9052_EVENTC_EGPI11 (1<<3)
+#define DA9052_EVENTC_EGPI10 (1<<2)
+#define DA9052_EVENTC_EGPI9 (1<<1)
+#define DA9052_EVENTC_EGPI8 (1<<0)
+
+
+/* FAULT LOG REGISTER */
+#define DA9052_FAULTLOG_WAITSET (1<<7)
+#define DA9052_FAULTLOG_NSDSET (1<<6)
+#define DA9052_FAULTLOG_KEYSHUT (1<<5)
+#define DA9052_FAULTLOG_TEMPOVER (1<<3)
+#define DA9052_FAULTLOG_VDDSTART (1<<2)
+#define DA9052_FAULTLOG_VDDFAULT (1<<1)
+#define DA9052_FAULTLOG_TWDERROR (1<<0)
+
+/* IRQ_MASK REGISTER A */
+#define DA9052_IRQMASKA_MCOMP1V2 (1<<7)
+#define DA9052_IRQMASKA_MSEQRDY (1<<6)
+#define DA9052_IRQMASKA_MALRAM (1<<5)
+#define DA9052_IRQMASKA_MVDDLOW (1<<4)
+#define DA9052_IRQMASKA_MVBUSREM (1<<3)
+#define DA9052_IRQMASKA_MDCINREM (1<<2)
+#define DA9052_IRQMASKA_MVBUSVLD (1<<1)
+#define DA9052_IRQMASKA_MDCINVLD (1<<0)
+/* IRQ_MASK REGISTER B */
+#define DA9052_IRQMASKB_MTSIREADY (1<<7)
+#define DA9052_IRQMASKB_MPENDOWN (1<<6)
+#define DA9052_IRQMASKB_MADCEOM (1<<5)
+#define DA9052_IRQMASKB_MTBAT (1<<4)
+#define DA9052_IRQMASKB_MCHGEND (1<<3)
+#define DA9052_IRQMASKB_MIDGND (1<<2)
+#define DA9052_IRQMASKB_MIDFLOAT (1<<1)
+#define DA9052_IRQMASKB_MNONKEY (1<<0)
+
+/* IRQ_MASK REGISTER C */
+#define DA9052_IRQMASKC_MGPI7 (1<<7)
+#define DA9052_IRQMASKC_MGPI6 (1<<6)
+#define DA9052_IRQMASKC_MGPI5 (1<<5)
+#define DA9052_IRQMASKC_MGPI4 (1<<4)
+#define DA9052_IRQMASKC_MGPI3 (1<<3)
+#define DA9052_IRQMASKC_MGPI2 (1<<2)
+#define DA9052_IRQMASKC_MGPI1 (1<<1)
+#define DA9052_IRQMASKC_MGPI0 (1<<0)
+
+/* IRQ_MASK REGISTER D */
+#define DA9052_IRQMASKD_MGPI15 (1<<7)
+#define DA9052_IRQMASKD_MGPI14 (1<<6)
+#define DA9052_IRQMASKD_MGPI13 (1<<5)
+#define DA9052_IRQMASKD_MGPI12 (1<<4)
+#define DA9052_IRQMASKD_MGPI11 (1<<3)
+#define DA9052_IRQMASKD_MGPI10 (1<<2)
+#define DA9052_IRQMASKD_MGPI9 (1<<1)
+#define DA9052_IRQMASKD_MGPI8 (1<<0)
+
+/* CONTROL REGISTER A */
+#define DA9052_CONTROLA_GPIV (1<<7)
+#define DA9052_CONTROLA_PMOTYPE (1<<5)
+#define DA9052_CONTROLA_PMOV (1<<4)
+#define DA9052_CONTROLA_PMIV (1<<3)
+#define DA9052_CONTROLA_PMIFV (1<<3)
+#define DA9052_CONTROLA_PWR1EN (1<<2)
+#define DA9052_CONTROLA_PWREN (1<<1)
+#define DA9052_CONTROLA_SYSEN (1<<0)
+
+/* CONTROL REGISTER B */
+#define DA9052_CONTROLB_SHUTDOWN (1<<7)
+#define DA9052_CONTROLB_DEEPSLEEP (1<<6)
+#define DA9052_CONTROL_B_WRITEMODE (1<<5)
+#define DA9052_CONTROLB_BBATEN (1<<4)
+#define DA9052_CONTROLB_OTPREADEN (1<<3)
+#define DA9052_CONTROLB_AUTOBOOT (1<<2)
+#define DA9052_CONTROLB_ACTDIODE (1<<1)
+#define DA9052_CONTROLB_BUCKMERGE (1<<0)
+
+/* CONTROL REGISTER C */
+#define DA9052_CONTROLC_BLINKDUR (1<<7)
+#define DA9052_CONTROLC_BLINKFRQ (3<<5)
+#define DA9052_CONTROLC_DEBOUNCING (7<<2)
+#define DA9052_CONTROLC_PMFB2PIN (1<<1)
+#define DA9052_CONTROLC_PMFB1PIN (1<<0)
+
+/* CONTROL REGISTER D */
+#define DA9052_CONTROLD_WATCHDOG (1<<7)
+#define DA9052_CONTROLD_ACCDETEN (1<<6)
+#define DA9052_CONTROLD_GPI1415SD (1<<5)
+#define DA9052_CONTROLD_NONKEYSD (1<<4)
+#define DA9052_CONTROLD_KEEPACTEN (1<<3)
+#define DA9052_CONTROLD_TWDSCALE (7<<0)
+/* POWER DOWN DISABLE REGISTER */
+#define DA9052_PDDIS_PMCONTPD (1<<7)
+#define DA9052_PDDIS_OUT32KPD (1<<6)
+#define DA9052_PDDIS_CHGBBATPD (1<<5)
+#define DA9052_PDDIS_CHGPD (1<<4)
+#define DA9052_PDDIS_HS2WIREPD (1<<3)
+#define DA9052_PDDIS_PMIFPD (1<<2)
+#define DA9052_PDDIS_GPADCPD (1<<1)
+#define DA9052_PDDIS_GPIOPD (1<<0)
+
+/* CONTROL REGISTER D */
+#define DA9052_INTERFACE_IFBASEADDR (7<<5)
+#define DA9052_INTERFACE_NCSPOL (1<<4)
+#define DA9052_INTERFACE_RWPOL (1<<3)
+#define DA9052_INTERFACE_CPHA (1<<2)
+#define DA9052_INTERFACE_CPOL (1<<1)
+#define DA9052_INTERFACE_IFTYPE (1<<0)
+
+/* CONTROL REGISTER D */
+#define DA9052_RESET_RESETEVENT (3<<6)
+#define DA9052_RESET_RESETTIMER (63<<0)
+
+/* GPIO REGISTERS */
+
+/* GPIO control register */
+#define DA9052_GPIO_EVEN_PORT_PIN (3<<0)
+#define DA9052_GPIO_EVEN_PORT_TYPE (1<<2)
+#define DA9052_GPIO_EVEN_PORT_MODE (1<<3)
+
+#define DA9052_GPIO_ODD_PORT_PIN (3<<4)
+#define DA9052_GPIO_ODD_PORT_TYPE (1<<6)
+#define DA9052_GPIO_ODD_PORT_MODE (1<<7)
+
+/*POWER SEQUENCER REGISTER*/
+
+/* SEQ control register for ID 0 and 1 */
+#define DA9052_ID01_LDO1STEP (15<<4)
+#define DA9052_ID01_SYSPRE (1<<2)
+#define DA9052_ID01_DEFSUPPLY (1<<1)
+#define DA9052_ID01_nRESMODE (1<<0)
+
+/* SEQ control register for ID 2 and 3 */
+#define DA9052_ID23_LDO3STEP (15<<4)
+#define DA9052_ID23_LDO2STEP (15<<0)
+
+/* SEQ control register for ID 4 and 5 */
+#define DA9052_ID45_LDO5STEP (15<<4)
+#define DA9052_ID45_LDO4STEP (15<<0)
+
+/* SEQ control register for ID 6 and 7 */
+#define DA9052_ID67_LDO7STEP (15<<4)
+#define DA9052_ID67_LDO6STEP (15<<0)
+
+/* SEQ control register for ID 8 and 9 */
+#define DA9052_ID89_LDO9STEP (15<<4)
+#define DA9052_ID89_LDO8STEP (15<<0)
+
+/* SEQ control register for ID 10 and 11 */
+#define DA9052_ID1011_PDDISSTEP (15<<4)
+#define DA9052_ID1011_LDO10STEP (15<<0)
+
+/* SEQ control register for ID 12 and 13 */
+#define DA9052_ID1213_VMEMSWSTEP (15<<4)
+#define DA9052_ID1213_VPERISWSTEP (15<<0)
+
+/* SEQ control register for ID 14 and 15 */
+#define DA9052_ID1415_BUCKPROSTEP (15<<4)
+#define DA9052_ID1415_BUCKCORESTEP (15<<0)
+
+/* SEQ control register for ID 16 and 17 */
+#define DA9052_ID1617_BUCKPERISTEP (15<<4)
+#define DA9052_ID1617_BUCKMEMSTEP (15<<0)
+
+/* SEQ control register for ID 18 and 19 */
+#define DA9052_ID1819_GPRISE2STEP (15<<4)
+#define DA9052_ID1819_GPRISE1STEP (15<<0)
+
+/* SEQ control register for ID 20 and 21 */
+#define DA9052_ID2021_GPFALL2STEP (15<<4)
+#define DA9052_ID2021_GPFALL1STEP (15<<0)
+
+/* Power SEQ Status register */
+#define DA9052_SEQSTATUS_SEQPOINTER (15<<4)
+#define DA9052_SEQSTATUS_WAITSTEP (15<<0)
+
+/* Power SEQ A register */
+#define DA9052_SEQA_POWEREND (15<<4)
+#define DA9052_SEQA_SYSTEMEND (15<<0)
+
+/* Power SEQ B register */
+#define DA9052_SEQB_PARTDOWN (15<<4)
+#define DA9052_SEQB_MAXCOUNT (15<<0)
+
+/* Power SEQ TIMER register */
+#define DA9052_SEQTIMER_SEQDUMMY (15<<4)
+#define DA9052_SEQTIMER_SEQTIME (15<<0)
+
+/*POWER SUPPLY CONTROL REGISTER*/
+
+/* BUCK REGISTER A */
+#define DA9052_BUCKA_BPROILIM (3<<6)
+#define DA9052_BUCKA_BPROMODE (3<<4)
+#define DA9052_BUCKA_BCOREILIM (3<<2)
+#define DA9052_BUCKA_BCOREMODE (3<<0)
+
+/* BUCK REGISTER B */
+#define DA9052_BUCKB_BERIILIM (3<<6)
+#define DA9052_BUCKB_BPERIMODE (3<<4)
+#define DA9052_BUCKB_BMEMILIM (3<<2)
+#define DA9052_BUCKB_BMEMMODE (3<<0)
+
+/* BUCKCORE REGISTER */
+#define DA9052_BUCKCORE_BCORECONF (1<<7)
+#define DA9052_BUCKCORE_BCOREEN (1<<6)
+#define DA9052_BUCKCORE_VBCORE (63<<0)
+
+/* BUCKPRO REGISTER */
+#define DA9052_BUCKPRO_BPROCONF (1<<7)
+#define DA9052_BUCKPRO_BPROEN (1<<6)
+#define DA9052_BUCKPRO_VBPRO (63<<0)
+
+/* BUCKMEM REGISTER */
+#define DA9052_BUCKMEM_BMEMCONF (1<<7)
+#define DA9052_BUCKMEM_BMEMEN (1<<6)
+#define DA9052_BUCKMEM_VBMEM (63<<0)
+
+/* BUCKPERI REGISTER */
+#define DA9052_BUCKPERI_BPERICONF (1<<7)
+#define DA9052_BUCKPERI_BPERIEN (1<<6)
+#define DA9052_BUCKPERI_BPERIHS (1<<5)
+#define DA9052_BUCKPERI_VBPERI (31<<0)
+
+/* LDO1 REGISTER */
+#define DA9052_LDO1_LDO1CONF (1<<7)
+#define DA9052_LDO1_LDO1EN (1<<6)
+#define DA9052_LDO1_VLDO1 (31<<0)
+
+/* LDO2 REGISTER */
+#define DA9052_LDO2_LDO2CONF (1<<7)
+#define DA9052_LDO2_LDO2EN (1<<6)
+#define DA9052_LDO2_VLDO2 (63<<0)
+
+/* LDO3 REGISTER */
+#define DA9052_LDO3_LDO3CONF (1<<7)
+#define DA9052_LDO3_LDO3EN (1<<6)
+#define DA9052_LDO3_VLDO3 (63<<0)
+
+/* LDO4 REGISTER */
+#define DA9052_LDO4_LDO4CONF (1<<7)
+#define DA9052_LDO4_LDO4EN (1<<6)
+#define DA9052_LDO4_VLDO4 (63<<0)
+
+/* LDO5 REGISTER */
+#define DA9052_LDO5_LDO5CONF (1<<7)
+#define DA9052_LDO5_LDO5EN (1<<6)
+#define DA9052_LDO5_VLDO5 (63<<0)
+
+/* LDO6 REGISTER */
+#define DA9052_LDO6_LDO6CONF (1<<7)
+#define DA9052_LDO6_LDO6EN (1<<6)
+#define DA9052_LDO6_VLDO6 (63<<0)
+
+/* LDO7 REGISTER */
+#define DA9052_LDO7_LDO7CONF (1<<7)
+#define DA9052_LDO7_LDO7EN (1<<6)
+#define DA9052_LDO7_VLDO7 (63<<0)
+
+/* LDO8 REGISTER */
+#define DA9052_LDO8_LDO8CONF (1<<7)
+#define DA9052_LDO8_LDO8EN (1<<6)
+#define DA9052_LDO8_VLDO8 (63<<0)
+
+/* LDO9 REGISTER */
+#define DA9052_LDO9_LDO9CONF (1<<7)
+#define DA9052_LDO9_LDO9EN (1<<6)
+#define DA9052_LDO9_VLDO9 (63<<0)
+
+/* LDO10 REGISTER */
+#define DA9052_LDO10_LDO10CONF (1<<7)
+#define DA9052_LDO10_LDO10EN (1<<6)
+#define DA9052_LDO10_VLDO10 (63<<0)
+
+/* SUPPLY REGISTER */
+#define DA9052_SUPPLY_VLOCK (1<<7)
+#define DA9052_SUPPLY_VMEMSWEN (1<<6)
+#define DA9052_SUPPLY_VPERISWEN (1<<5)
+#define DA9052_SUPPLY_VLDO3GO (1<<4)
+#define DA9052_SUPPLY_VLDO2GO (1<<3)
+#define DA9052_SUPPLY_VBMEMGO (1<<2)
+#define DA9052_SUPPLY_VBPROGO (1<<1)
+#define DA9052_SUPPLY_VBCOREGO (1<<0)
+
+/* PULLDOWN REGISTER */
+#define DA9052_PULLDOWN_LDO5PDDIS (1<<5)
+#define DA9052_PULLDOWN_LDO2PDDIS (1<<4)
+#define DA9052_PULLDOWN_LDO1PDDIS (1<<3)
+#define DA9052_PULLDOWN_MEMPDDIS (1<<2)
+#define DA9052_PULLDOWN_PROPDDIS (1<<1)
+#define DA9052_PULLDOWN_COREPDDIS (1<<0)
+
+/* BAT CHARGER REGISTER */
+
+/* CHARGER BUCK REGISTER */
+#define DA9052_CHGBUCK_CHGTEMP (1<<7)
+#define DA9052_CHGBUCK_CHGUSBILIM (1<<6)
+#define DA9052_CHGBUCK_CHGBUCKLP (1<<5)
+#define DA9052_CHGBUCK_CHGBUCKEN (1<<4)
+#define DA9052_CHGBUCK_ISETBUCK (15<<0)
+
+/* WAIT COUNTER REGISTER */
+#define DA9052_WAITCONT_WAITDIR (1<<7)
+#define DA9052_WAITCONT_RTCCLOCK (1<<6)
+#define DA9052_WAITCONT_WAITMODE (1<<5)
+#define DA9052_WAITCONT_EN32KOUT (1<<4)
+#define DA9052_WAITCONT_DELAYTIME (15<<0)
+
+/* ISET CONTROL REGISTER */
+#define DA9052_ISET_ISETDCIN (15<<4)
+#define DA9052_ISET_ISETVBUS (15<<0)
+
+/* BATTERY CHARGER CONTROL REGISTER */
+#define DA9052_BATCHG_ICHGPRE (3<<6)
+#define DA9052_BATCHG_ICHGBAT (63<<0)
+
+/* CHARGER COUNTER REGISTER */
+#define DA9052_CHG_CONT_VCHG_BAT (31<<3)
+#define DA9052_CHG_CONT_TCTR (7<<0)
+
+/* INPUT CONTROL REGISTER */
+#define DA9052_INPUT_CONT_TCTR_MODE (1<<7)
+#define DA9052_INPUT_CONT_VBUS_SUSP (1<<4)
+#define DA9052_INPUT_CONT_DCIN_SUSP (1<<3)
+
+/* CHARGING TIME REGISTER */
+#define DA9052_CHGTIME_CHGTIME (255<<0)
+
+/* BACKUP BATTERY CONTROL REGISTER */
+#define DA9052_BBATCONT_BCHARGERISET (15<<4)
+#define DA9052_BBATCONT_BCHARGERVSET (15<<0)
+
+/* LED REGISTERS */
+/* LED BOOST REGISTER */
+#define DA9052_BOOST_EBFAULT (1<<7)
+#define DA9052_BOOST_MBFAULT (1<<6)
+#define DA9052_BOOST_BOOSTFRQ (1<<5)
+#define DA9052_BOOST_BOOSTILIM (1<<4)
+#define DA9052_BOOST_LED3INEN (1<<3)
+#define DA9052_BOOST_LED2INEN (1<<2)
+#define DA9052_BOOST_LED1INEN (1<<1)
+#define DA9052_BOOST_BOOSTEN (1<<0)
+
+/* LED COUNT REGISTER */
+#if defined(CONFIG_PMIC_DA9053BA)
+#define DA9052_LEDCONT_SELLEDMODE (1<<7)
+#endif
+#define DA9052_LEDCONT_LED3ICONT (1<<6)
+#define DA9052_LEDCONT_LED3RAMP (1<<5)
+#define DA9052_LEDCONT_LED3EN (1<<4)
+#define DA9052_LEDCONT_LED2RAMP (1<<3)
+#define DA9052_LEDCONT_LED2EN (1<<2)
+#define DA9052_LEDCONT_LED1RAMP (1<<1)
+#define DA9052_LEDCONT_LED1EN (1<<0)
+
+/* LEDMIN123 REGISTER */
+#define DA9052_LEDMIN123_LEDMINCURRENT (255<<0)
+
+/* LED1CONF REGISTER */
+#define DA9052_LED1CONF_LED1CURRENT (255<<0)
+
+/* LED2CONF REGISTER */
+#define DA9052_LED2CONF_LED2CURRENT (255<<0)
+
+/* LED3CONF REGISTER */
+#define DA9052_LED3CONF_LED3CURRENT (255<<0)
+
+/* LED COUNT REGISTER */
+#define DA9052_LED_CONT_DIM (1<<7)
+
+/* ADC MAN registers */
+#define DA9052_ADC_MAN_MAN_CONV (1<<4)
+#define DA9052_ADC_MAN_MUXSEL_VDDOUT 0
+#define DA9052_ADC_MAN_MUXSEL_ICH (1<<0)
+#define DA9052_ADC_MAN_MUXSEL_TBAT (1<<1)
+#define DA9052_ADC_MAN_MUXSEL_VBAT (3<<0)
+#define DA9052_ADC_MAN_MUXSEL_AD4 (1<<2)
+#define DA9052_ADC_MAN_MUXSEL_AD5 (5<<0)
+#define DA9052_ADC_MAN_MUXSEL_AD6 (6<<0)
+#define DA9052_ADC_MAN_MUXSEL_VBBAT (9<<0)
+
+/* ADC COUNT regsisters */
+#define DA9052_ADCCONT_COMP1V2EN (1<<7)
+#define DA9052_ADCCONT_ADCMODE (1<<6)
+#define DA9052_ADCCONT_TBATISRCEN (1<<5)
+#define DA9052_ADCCONT_AD4ISRCEN (1<<4)
+#define DA9052_ADCCONT_AUTOAD6EN (1<<3)
+#define DA9052_ADCCONT_AUTOAD5EN (1<<2)
+#define DA9052_ADCCONT_AUTOAD4EN (1<<1)
+#define DA9052_ADCCONT_AUTOVDDEN (1<<0)
+
+/* ADC 10 BIT MANUAL CONVERSION RESULT LOW register */
+#define DA9052_ADC_RES_LSB (3<<0)
+
+/* ADC 10 BIT MANUAL CONVERSION RESULT HIGH register */
+#define DA9052_ADCRESH_ADCRESMSB (255<<0)
+
+/* VDD RES regsister*/
+#define DA9052_VDDRES_VDDOUTRES (255<<0)
+
+/* VDD MON regsister*/
+#define DA9052_VDDMON_VDDOUTMON (255<<0)
+
+/* ICHG_AV regsister*/
+#define DA9052_ICHGAV_ICHGAV (255<<0)
+
+/* ICHG_THD regsister*/
+#define DA9052_ICHGTHD_ICHGTHD (255<<0)
+
+/* ICHG_END regsister*/
+#define DA9052_ICHGEND_ICHGEND (255<<0)
+
+/* TBAT_RES regsister*/
+#define DA9052_TBATRES_TBATRES (255<<0)
+
+/* TBAT_HIGHP regsister*/
+#define DA9052_TBATHIGHP_TBATHIGHP (255<<0)
+
+/* TBAT_HIGHN regsister*/
+#define DA9052_TBATHIGHN_TBATHIGHN (255<<0)
+
+/* TBAT_LOW regsister*/
+#define DA9052_TBATLOW_TBATLOW (255<<0)
+
+/* T_OFFSET regsister*/
+#define DA9052_TOFFSET_TOFFSET (255<<0)
+
+/* ADCIN4_RES regsister*/
+#define DA9052_ADCIN4RES_ADCIN4RES (255<<0)
+
+/* ADCIN4_HIGH regsister*/
+#define DA9052_AUTO4HIGH_AUTO4HIGH (255<<0)
+
+/* ADCIN4_LOW regsister*/
+#define DA9052_AUTO4LOW_AUTO4LOW (255<<0)
+
+/* ADCIN5_RES regsister*/
+#define DA9052_ADCIN5RES_ADCIN5RES (255<<0)
+
+/* ADCIN5_HIGH regsister*/
+#define DA9052_AUTO5HIGH_AUTOHIGH (255<<0)
+
+/* ADCIN5_LOW regsister*/
+#define DA9052_AUTO5LOW_AUTO5LOW (255<<0)
+
+/* ADCIN6_RES regsister*/
+#define DA9052_ADCIN6RES_ADCIN6RES (255<<0)
+
+/* ADCIN6_HIGH regsister*/
+#define DA9052_AUTO6HIGH_AUTO6HIGH (255<<0)
+
+/* ADCIN6_LOW regsister*/
+#define DA9052_AUTO6LOW_AUTO6LOW (255<<0)
+
+/* TJUNC_RES regsister*/
+#define DA9052_TJUNCRES_TJUNCRES (255<<0)
+
+/* TSI REGISTER */
+
+/* TSI Control Register A */
+#define DA9052_TSICONTA_TSIDELAY (3<<6)
+#define DA9052_TSICONTA_TSISKIP (7<<3)
+#define DA9052_TSICONTA_TSIMODE (1<<2)
+#define DA9052_TSICONTA_PENDETEN (1<<1)
+#define DA9052_TSICONTA_AUTOTSIEN (1<<0)
+
+/* TSI Control Register B */
+#define DA9052_TSICONTB_ADCREF (1<<7)
+#define DA9052_TSICONTB_TSIMAN (1<<6)
+#define DA9052_TSICONTB_TSIMUX (3<<4)
+#define DA9052_TSICONTB_TSISEL3 (1<<3)
+#define DA9052_TSICONTB_TSISEL2 (1<<2)
+#define DA9052_TSICONTB_TSISEL1 (1<<1)
+#define DA9052_TSICONTB_TSISEL0 (1<<0)
+
+/* TSI X Co-ordinate MSB Result register */
+#define DA9052_TSIXMSB_TSIXM (255<<0)
+
+/* TSI Y Co-ordinate MSB Result register */
+#define DA9052_TSIYMSB_TSIYM (255<<0)
+
+/* TSI Co-ordinate LSB Result register */
+#define DA9052_TSILSB_PENDOWN (1<<6)
+#define DA9052_TSILSB_TSIZL (3<<4)
+#define DA9052_TSILSB_TSIYL (3<<2)
+#define DA9052_TSILSB_TSIXL (3<<0)
+
+/* TSI Z Measurement MSB Result register */
+#define DA9052_TSIZMSB_TSIZM (255<<0)
+
+/* RTC REGISTER */
+
+/* RTC TIMER SECONDS REGISTER */
+#define DA9052_COUNTS_MONITOR (1<<6)
+#define DA9052_RTC_SEC (63<<0)
+
+/* RTC TIMER MINUTES REGISTER */
+#define DA9052_RTC_MIN (63<<0)
+
+/* RTC TIMER HOUR REGISTER */
+#define DA9052_RTC_HOUR (31<<0)
+
+/* RTC TIMER DAYS REGISTER */
+#define DA9052_RTC_DAY (31<<0)
+
+/* RTC TIMER MONTHS REGISTER */
+#define DA9052_RTC_MONTH (15<<0)
+
+/* RTC TIMER YEARS REGISTER */
+#define DA9052_RTC_YEAR (63<<0)
+
+/* RTC ALARM MINUTES REGISTER */
+#define DA9052_ALARMM_I_TICK_TYPE (1<<7)
+#define DA9052_ALARMMI_ALARMTYPE (1<<6)
+
+/* RTC ALARM YEARS REGISTER */
+#define DA9052_ALARM_Y_TICK_ON (1<<7)
+#define DA9052_ALARM_Y_ALARM_ON (1<<6)
+
+/* RTC SECONDS REGISTER A*/
+#define DA9052_SECONDA_SECONDSA (255<<0)
+
+/* RTC SECONDS REGISTER B*/
+#define DA9052_SECONDB_SECONDSB (255<<0)
+
+/* RTC SECONDS REGISTER C*/
+#define DA9052_SECONDC_SECONDSC (255<<0)
+
+/* RTC SECONDS REGISTER D*/
+#define DA9052_SECONDD_SECONDSD (255<<0)
+
+/* OTP REGISTER */
+
+/* CHIP IDENTIFICATION REGISTER */
+#define DA9052_CHIPID_MRC (15<<4)
+#define DA9052_CHIPID_TRC (15<<0)
+
+/* CONFIGURATION IDENTIFICATION REGISTER */
+#define DA9052_CONFIGID_CUSTOMERID (31<<3)
+#define DA9052_CONFIGID_CONFID (7<<0)
+
+/* OTP CONTROL REGISTER */
+#define DA9052_OTPCONT_GPWRITEDIS (1<<7)
+#define DA9052_OTPCONT_OTPCONFLOCK (1<<6)
+#define DA9052_OTPCONT_OTPGPLOCK (1<<5)
+#define DA9052_OTPCONT_OTPCONFG (1<<3)
+#define DA9052_OTPCONT_OTPGP (1<<2)
+#define DA9052_OTPCONT_OTPRP (1<<1)
+#define DA9052_OTPCONT_OTPTRANSFER (1<<0)
+
+/* RTC OSCILLATOR TRIM REGISTER */
+#define DA9052_OSCTRIM_TRIM32K (255<<0)
+
+/* GP ID REGISTER 0 */
+#define DA9052_GPID0_GP0 (255<<0)
+
+/* GP ID REGISTER 1 */
+#define DA9052_GPID1_GP1 (255<<0)
+
+/* GP ID REGISTER 2 */
+#define DA9052_GPID2_GP2 (255<<0)
+
+/* GP ID REGISTER 3 */
+#define DA9052_GPID3_GP3 (255<<0)
+
+/* GP ID REGISTER 4 */
+#define DA9052_GPID4_GP4 (255<<0)
+
+/* GP ID REGISTER 5 */
+#define DA9052_GPID5_GP5 (255<<0)
+
+/* GP ID REGISTER 6 */
+#define DA9052_GPID6_GP6 (255<<0)
+
+/* GP ID REGISTER 7 */
+#define DA9052_GPID7_GP7 (255<<0)
+
+/* GP ID REGISTER 8 */
+#define DA9052_GPID8_GP8 (255<<0)
+
+/* GP ID REGISTER 9 */
+#define DA9052_GPID9_GP9 (255<<0)
+
+
+#endif
+/* __LINUX_MFD_DA9052_REG_H */
diff -Naur linux-next-20110421.orig/include/linux/mfd/da9052/wdt.h linux-next-20110421/include/linux/mfd/da9052/wdt.h
--- linux-next-20110421.orig/include/linux/mfd/da9052/wdt.h 1970-01-01 05:00:00.000000000 +0500
+++ linux-next-20110421/include/linux/mfd/da9052/wdt.h 2011-05-13 14:56:15.000000000 +0500
@@ -0,0 +1,67 @@
+/*
+ * WDT declarations for DA9052 PMICs.
+ *
+ * Copyright(c) 2011 Dialog Semiconductor Ltd.
+ *
+ * Author: David Dajun Chen <dchen@...semi.com>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __LINUX_MFD_DA9052_WDT_H
+#define __LINUX_MFD_DA9052_WDT_H
+
+#include <linux/platform_device.h>
+
+
+#define DA9052_ENABLE 1
+#define DA9052_DISABLE 0
+
+
+/* Watchdog time scaling TWDMAX scaling macros */
+#define DA9052_WDT_DISABLE 0
+#define DA9052_SCALE_1X 1
+#define DA9052_SCALE_2X 2
+#define DA9052_SCALE_4X 3
+#define DA9052_SCALE_8X 4
+#define DA9052_SCALE_16X 5
+#define DA9052_SCALE_32X 6
+#define DA9052_SCALE_64X 7
+
+#define DA9052_STROBE_WIN_FILTER_PER 80
+#define DA9052_X1_WINDOW ((1 * 2048 * DA9052_STROBE_WIN_FILTER_PER)/100)
+#define DA9052_X2_WINDOW ((2 * 2048 * DA9052_STROBE_WIN_FILTER_PER)/100)
+#define DA9052_X4_WINDOW ((4 * 2048 * DA9052_STROBE_WIN_FILTER_PER)/100)
+#define DA9052_X8_WINDOW ((8 * 2048 * DA9052_STROBE_WIN_FILTER_PER)/100)
+#define DA9052_X16_WINDOW ((16 * 2048 * DA9052_STROBE_WIN_FILTER_PER)/100)
+#define DA9052_X32_WINDOW ((32 * 2048 * DA9052_STROBE_WIN_FILTER_PER)/100)
+#define DA9052_X64_WINDOW ((64 * 2048 * DA9052_STROBE_WIN_FILTER_PER)/100)
+
+#define DA9052_STROBE_AUTO 1
+#define DA9052_STROBE_MANUAL 0
+#define DA9052_SM_STROBE_CONF 0
+#define DA9052_ADC_TWDMIN_TIME 500
+
+struct da9052_wdt_platform_data {
+ u8 sm_strobe_filter_flag;
+ u8 sm_strobe_mode_flag;
+ u32 sm_mon_interval;
+ u8 sm_scale;
+};
+
+void start_strobing(struct work_struct *work);
+/* Create a handler for the scheduling start_strobing function */
+#endif
Regards,
Ashish
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