diff --git a/drivers/rtc/rtc-pm8058.c b/drivers/rtc/rtc-pm8058.c
new file mode 100644
index 0000000..5d9111a
--- /dev/null
+++ b/drivers/rtc/rtc-pm8058.c
@@ -0,0 +1,563 @@
+/* Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * 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.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/rtc.h>
+#include <linux/mfd/pmic8058.h>
+#include <linux/pm.h>
+#include <linux/slab.h>
+#include <linux/rtc/rtc-pm8058.h>
+#include <linux/pm_runtime.h>
+
+#define PM8058_RTC_CTRL		0x1E8
+	#define PM8058_RTC_ENABLE	BIT(7)
+	#define PM8058_RTC_ALARM_ENABLE	BIT(1)
+#define PM8058_RTC_ALARM_CTRL	0x1E9
+	#define PM8058_RTC_ALARM_CLEAR	BIT(0)
+#define PM8058_RTC_TEST		0x1F6
+#define PM8058_RTC_READ_BASE	0x1EE
+#define PM8058_RTC_WRITE_BASE	0x1EA
+#define PM8058_RTC_ALARM_BASE	0x1F2
+
+struct pm8058_rtc {
+	struct rtc_device *rtc0;
+	u8 rtc_ctrl_reg;
+	int rtc_irq;
+	int rtc_alarm_irq;
+	struct pm8058_chip *pm_chip;
+};
+
+static int
+pm8058_rtc_read_bytes(struct pm8058_rtc *rtc_dd, u8 *rtc_val, int base)
+{
+	int i, rc;
+
+	/*
+	 * Read the 32-bit RTC/Alarm Value.
+	 * These values have to be read 8-bit at a time.
+	 */
+	for (i = 0; i < 4; i++) {
+		rc = pm8058_read(rtc_dd->pm_chip, base + i, &rtc_val[i], 1);
+		if (rc < 0) {
+			pr_err("%s: PM8058 read failed\n", __func__);
+			return rc;
+		}
+	}
+
+	return 0;
+}
+
+static int
+pm8058_rtc_write_bytes(struct pm8058_rtc *rtc_dd, u8 *rtc_val, int base)
+{
+	int i, rc;
+
+	/*
+	 * Write the 32-bit Value.
+	 * These values have to be written 8-bit at a time.
+	 */
+	for (i = 0; i < 4; i++) {
+		rc = pm8058_write(rtc_dd->pm_chip, base + i, &rtc_val[i], 1);
+		if (rc < 0) {
+			pr_err("%s: PM8058 read failed\n", __func__);
+			return rc;
+		}
+	}
+
+	return 0;
+}
+
+/*
+ * Steps to write the RTC registers.
+ * 1. Disable alarm if enabled.
+ * 2. Write 0x00 to LSB.
+ * 3. Write Byte[1], Byte[2], Byte[3] then Byte[0].
+ * 4. Enable alarm if disabled earlier.
+ */
+#ifdef CONFIG_RTC_PM8058_WRITE_ENABLE
+static int
+pm8058_rtc0_set_time(struct device *dev, struct rtc_time *tm)
+{
+	int rc;
+	unsigned long secs = 0;
+	u8 value[4], reg = 0, alarm_enabled = 0, ctrl_reg = 0, i;
+	struct pm8058_rtc *rtc_dd = dev_get_drvdata(dev);
+
+	ctrl_reg = rtc_dd->rtc_ctrl_reg;
+
+	rtc_tm_to_time(tm, &secs);
+
+	value[0] = secs & 0xFF;
+	value[1] = (secs >> 8) & 0xFF;
+	value[2] = (secs >> 16) & 0xFF;
+	value[3] = (secs >> 24) & 0xFF;
+
+	pr_debug("%s: Seconds value to be written to RTC = %lu\n", __func__,
+								secs);
+	 /* Disable alarm before updating RTC */
+	if (ctrl_reg & PM8058_RTC_ALARM_ENABLE) {
+		alarm_enabled = 1;
+		ctrl_reg &= ~PM8058_RTC_ALARM_ENABLE;
+		rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_CTRL,
+							&ctrl_reg, 1);
+		if (rc < 0) {
+			pr_err("%s: PM8058 write failed\n", __func__);
+			return rc;
+		}
+	}
+
+	/* Write Byte[1], Byte[2], Byte[3], Byte[0] */
+	reg = 0;
+	rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_WRITE_BASE, &reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 write failed\n", __func__);
+		return rc;
+	}
+
+	for (i = 1; i < 4; i++) {
+		rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_WRITE_BASE + i,
+								&value[i], 1);
+		if (rc < 0) {
+			pr_err("%s:Write to RTC registers failed\n", __func__);
+			return rc;
+		}
+	}
+
+	rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_WRITE_BASE,
+							&value[0], 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 write failed\n", __func__);
+		return rc;
+	}
+
+	if (alarm_enabled) {
+		ctrl_reg |= PM8058_RTC_ALARM_ENABLE;
+		rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_CTRL,
+							&ctrl_reg, 1);
+		if (rc < 0) {
+			pr_err("%s: PM8058 write failed\n", __func__);
+			return rc;
+		}
+	}
+
+	rtc_dd->rtc_ctrl_reg = ctrl_reg;
+
+	return 0;
+}
+#endif
+
+static int
+pm8058_rtc0_read_time(struct device *dev, struct rtc_time *tm)
+{
+	int rc;
+	u8 value[4], reg;
+	unsigned long secs = 0;
+	struct pm8058_rtc *rtc_dd = dev_get_drvdata(dev);
+
+	rc = pm8058_rtc_read_bytes(rtc_dd, value, PM8058_RTC_READ_BASE);
+	if (rc < 0) {
+		pr_err("%s: RTC time read failed\n", __func__);
+		return rc;
+	}
+
+	/*
+	 * Read the LSB again and check if there has been a carry over.
+	 * If there is, redo the read operation.
+	 */
+	rc = pm8058_read(rtc_dd->pm_chip, PM8058_RTC_READ_BASE, &reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 read failed\n", __func__);
+		return rc;
+	}
+
+	if (unlikely(reg < value[0])) {
+		rc = pm8058_rtc_read_bytes(rtc_dd, value,
+						PM8058_RTC_READ_BASE);
+		if (rc < 0) {
+			pr_err("%s: RTC time read failed\n", __func__);
+			return rc;
+		}
+	}
+
+	secs = value[0] | (value[1] << 8) | (value[2] << 16) | (value[3] << 24);
+
+	rtc_time_to_tm(secs, tm);
+
+	rc = rtc_valid_tm(tm);
+	if (rc < 0) {
+		pr_err("%s: Invalid time read from PMIC8058\n", __func__);
+		return rc;
+	}
+
+	pr_debug("%s: secs = %lu, h::m:s == %d::%d::%d, d/m/y = %d/%d/%d\n",
+		 __func__, secs, tm->tm_hour, tm->tm_min, tm->tm_sec,
+		tm->tm_mday, tm->tm_mon, tm->tm_year);
+
+	return 0;
+}
+
+static int
+pm8058_rtc0_set_alarm(struct device *dev, struct rtc_wkalrm *alarm)
+{
+	int rc;
+	u8 value[4], reg;
+	struct rtc_time rtc_tm;
+	unsigned long secs_alarm, secs_rtc;
+	struct pm8058_rtc *rtc_dd = dev_get_drvdata(dev);
+
+	reg = rtc_dd->rtc_ctrl_reg;
+
+	/* Check if the alarm is valid */
+	rc = rtc_valid_tm(&alarm->time);
+	if (rc < 0) {
+		pr_err("%s: Alarm time invalid\n", __func__);
+		return -EINVAL;
+	}
+
+	rtc_tm_to_time(&alarm->time, &secs_alarm);
+
+	/*
+	 * Read the current RTC time and verify if the alarm time is in the
+	 * past. If yes, return invalid.
+	 */
+	rc = pm8058_rtc0_read_time(dev, &rtc_tm);
+	if (rc) {
+		pr_err("%s: Unable to read RTC time\n", __func__);
+		return -EINVAL;
+	}
+	rtc_tm_to_time(&rtc_tm, &secs_rtc);
+
+	if (secs_alarm < secs_rtc) {
+		pr_err("%s: Trying to set alarm in the past\n", __func__);
+		return -EINVAL;
+	}
+
+	value[0] = secs_alarm & 0xFF;
+	value[1] = (secs_alarm >> 8) & 0xFF;
+	value[2] = (secs_alarm >> 16) & 0xFF;
+	value[3] = (secs_alarm >> 24) & 0xFF;
+
+	rc = pm8058_rtc_write_bytes(rtc_dd, value, PM8058_RTC_ALARM_BASE);
+	if (rc < 0) {
+		pr_err("%s: Alarm could not be set\n", __func__);
+		return rc;
+	}
+
+	reg = (alarm->enabled) ? (reg | PM8058_RTC_ALARM_ENABLE) :
+					(reg & ~PM8058_RTC_ALARM_ENABLE);
+
+	rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_CTRL, &reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 write failed\n", __func__);
+		return rc;
+	}
+
+	rtc_dd->rtc_ctrl_reg = reg;
+
+	pr_debug("%s: Alarm Set for h:r:s=%d:%d:%d, d/m/y=%d/%d/%d\n",
+			__func__, alarm->time.tm_hour, alarm->time.tm_min,
+				alarm->time.tm_sec, alarm->time.tm_mday,
+				alarm->time.tm_mon, alarm->time.tm_year);
+
+	return 0;
+}
+
+static int
+pm8058_rtc0_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
+{
+	int rc;
+	u8 value[4], reg;
+	unsigned long secs = 0;
+	struct pm8058_rtc *rtc_dd = dev_get_drvdata(dev);
+
+	reg = rtc_dd->rtc_ctrl_reg;
+
+	alarm->enabled = !!(reg & PM8058_RTC_ALARM_ENABLE);
+
+	rc = pm8058_rtc_read_bytes(rtc_dd, value,
+					PM8058_RTC_ALARM_BASE);
+	if (rc < 0) {
+		pr_err("%s: RTC alarm time read failed\n", __func__);
+		return rc;
+	}
+
+	secs = value[0] | (value[1] << 8) | (value[2] << 16) | (value[3] << 24);
+
+	rtc_time_to_tm(secs, &alarm->time);
+
+	rc = rtc_valid_tm(&alarm->time);
+	if (rc < 0) {
+		pr_err("%s: Invalid time read from PMIC8058\n", __func__);
+		return rc;
+	}
+
+	pr_debug("%s: Alarm set for - h:r:s=%d:%d:%d, d/m/y=%d/%d/%d\n",
+			__func__, alarm->time.tm_hour, alarm->time.tm_min,
+				alarm->time.tm_sec, alarm->time.tm_mday,
+				alarm->time.tm_mon, alarm->time.tm_year);
+
+	return 0;
+}
+
+
+static int
+pm8058_rtc0_alarm_irq_enable(struct device *dev, unsigned int enable)
+{
+	int rc;
+	struct pm8058_rtc *rtc_dd = dev_get_drvdata(dev);
+	u8 reg;
+
+	reg = rtc_dd->rtc_ctrl_reg;
+	reg = (enable) ? (reg | PM8058_RTC_ALARM_ENABLE) :
+				(reg & ~PM8058_RTC_ALARM_ENABLE);
+
+	rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_CTRL, &reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 write failed\n", __func__);
+		return rc;
+	}
+
+	rtc_dd->rtc_ctrl_reg = reg;
+
+	return rc;
+}
+
+static struct rtc_class_ops pm8058_rtc0_ops = {
+	.read_time	= pm8058_rtc0_read_time,
+	.set_alarm	= pm8058_rtc0_set_alarm,
+	.read_alarm	= pm8058_rtc0_read_alarm,
+	.alarm_irq_enable = pm8058_rtc0_alarm_irq_enable,
+};
+
+static irqreturn_t pm8058_alarm_trigger(int irq, void *dev_id)
+{
+	u8 reg;
+	int rc;
+	unsigned long events = 0;
+	struct pm8058_rtc *rtc_dd = dev_id;
+
+	events = RTC_IRQF | RTC_AF;
+	rtc_update_irq(rtc_dd->rtc0, 1, events);
+
+	pr_debug("%s: Alarm Triggered !!\n", __func__);
+
+	/* Clear the alarm enable bit */
+	reg = rtc_dd->rtc_ctrl_reg;
+
+	reg &= ~PM8058_RTC_ALARM_ENABLE;
+	rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_CTRL,
+						&reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 write failed\n", __func__);
+		goto rtc_alarm_handled;
+	}
+
+	rtc_dd->rtc_ctrl_reg = reg;
+
+	/* Clear RTC alarm register */
+	rc = pm8058_read(rtc_dd->pm_chip, PM8058_RTC_ALARM_CTRL, &reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 read failed\n", __func__);
+		goto rtc_alarm_handled;
+	}
+
+	reg &= ~PM8058_RTC_ALARM_CLEAR;
+	rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_ALARM_CTRL, &reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 write failed\n", __func__);
+		goto rtc_alarm_handled;
+	}
+
+rtc_alarm_handled:
+	return IRQ_HANDLED;
+}
+
+static int __devinit pm8058_rtc_probe(struct platform_device *pdev)
+{
+	int rc;
+	u8 reg, reg_alarm;
+	struct pm8058_rtc *rtc_dd;
+	struct pm8058_chip *pm_chip;
+
+	pm_chip = platform_get_drvdata(pdev);
+	if (pm_chip == NULL) {
+		pr_err("%s: Invalid driver information\n", __func__);
+		return -ENXIO;
+	}
+
+	rtc_dd = kzalloc(sizeof(*rtc_dd), GFP_KERNEL);
+	if (rtc_dd == NULL) {
+		pr_err("%s: Unable to allocate memory\n", __func__);
+		return -ENOMEM;
+	}
+
+	/* Enable runtime PM ops, start in ACTIVE mode */
+	rc = pm_runtime_set_active(&pdev->dev);
+	if (rc < 0)
+		dev_dbg(&pdev->dev, "unable to set runtime pm state\n");
+	pm_runtime_enable(&pdev->dev);
+
+	rtc_dd->rtc_irq = platform_get_irq(pdev, 0);
+	rtc_dd->rtc_alarm_irq = platform_get_irq(pdev, 1);
+	if (!rtc_dd->rtc_alarm_irq || !rtc_dd->rtc_irq) {
+		pr_err("%s: RTC Alarm IRQ absent\n", __func__);
+		rc = -ENXIO;
+		goto fail_rtc_enable;
+	}
+
+	rtc_dd->pm_chip = pm_chip;
+
+	rc = pm8058_read(pm_chip, PM8058_RTC_CTRL, &reg, 1);
+	if (rc < 0) {
+		pr_err("%s: PM8058 read failed\n", __func__);
+		goto fail_rtc_enable;
+	}
+
+	if (!(reg & PM8058_RTC_ENABLE)) {
+		/* Enable RTC, clear alarm register */
+		reg |= PM8058_RTC_ENABLE;
+		reg &= ~PM8058_RTC_ALARM_ENABLE;
+		rc = pm8058_write(pm_chip, PM8058_RTC_CTRL, &reg, 1);
+		if (rc < 0) {
+			pr_err("%s: PM8058 write failed\n", __func__);
+			goto fail_rtc_enable;
+		}
+
+		/* Clear RTC alarm register */
+		rc = pm8058_read(rtc_dd->pm_chip, PM8058_RTC_ALARM_CTRL,
+								&reg_alarm, 1);
+		if (rc < 0) {
+			pr_err("%s: PM8058 read failed\n", __func__);
+			goto fail_rtc_enable;
+		}
+
+		reg_alarm &= ~PM8058_RTC_ALARM_CLEAR;
+		rc = pm8058_write(rtc_dd->pm_chip, PM8058_RTC_ALARM_CTRL,
+								&reg_alarm, 1);
+		if (rc < 0) {
+			pr_err("%s: PM8058 write failed\n", __func__);
+			goto fail_rtc_enable;
+		}
+	}
+	rtc_dd->rtc_ctrl_reg = reg;
+
+#ifdef CONFIG_RTC_PM8058_WRITE_ENABLE
+	pm8058_rtc0_ops.set_time	= pm8058_rtc0_set_time,
+#endif
+
+	/* Register the RTC device */
+	rtc_dd->rtc0 = rtc_device_register("pm8058_rtc0", &pdev->dev,
+				&pm8058_rtc0_ops, THIS_MODULE);
+	if (IS_ERR(rtc_dd->rtc0)) {
+		pr_err("%s: RTC device registration failed (%ld)\n",
+					__func__, PTR_ERR(rtc_dd->rtc0));
+		rc = PTR_ERR(rtc_dd->rtc0);
+		goto fail_rtc_enable;
+	}
+
+	platform_set_drvdata(pdev, rtc_dd);
+
+	/* Request the alarm IRQ */
+	rc = request_threaded_irq(rtc_dd->rtc_alarm_irq, NULL,
+				 pm8058_alarm_trigger, IRQF_TRIGGER_RISING,
+				 "pm8058_rtc_alarm", rtc_dd);
+	if (rc < 0) {
+		pr_err("%s: Request IRQ failed (%d)\n", __func__, rc);
+		goto fail_req_irq;
+	}
+
+	device_init_wakeup(&pdev->dev, 1);
+
+	pr_debug("%s: Probe success !!\n", __func__);
+
+	return 0;
+
+fail_req_irq:
+	rtc_device_unregister(rtc_dd->rtc0);
+fail_rtc_enable:
+	pm_runtime_set_suspended(&pdev->dev);
+	pm_runtime_disable(&pdev->dev);
+	kfree(rtc_dd);
+	return rc;
+}
+
+#ifdef CONFIG_PM
+static int pm8058_rtc_resume(struct device *dev)
+{
+	struct pm8058_rtc *rtc_dd = dev_get_drvdata(dev);
+
+	if (device_may_wakeup(dev))
+		disable_irq_wake(rtc_dd->rtc_alarm_irq);
+
+	return 0;
+}
+
+static int pm8058_rtc_suspend(struct device *dev)
+{
+	struct pm8058_rtc *rtc_dd = dev_get_drvdata(dev);
+
+	if (device_may_wakeup(dev))
+		enable_irq_wake(rtc_dd->rtc_alarm_irq);
+
+	return 0;
+}
+
+static struct dev_pm_ops pm8058_rtc_pm_ops = {
+	.suspend = pm8058_rtc_suspend,
+	.resume = pm8058_rtc_resume,
+};
+#endif
+
+static int __devexit pm8058_rtc_remove(struct platform_device *pdev)
+{
+	struct pm8058_rtc *rtc_dd = platform_get_drvdata(pdev);
+
+	pm_runtime_set_suspended(&pdev->dev);
+	pm_runtime_disable(&pdev->dev);
+
+	device_init_wakeup(&pdev->dev, 0);
+	free_irq(rtc_dd->rtc_alarm_irq, rtc_dd);
+	rtc_device_unregister(rtc_dd->rtc0);
+	kfree(rtc_dd);
+
+	return 0;
+}
+
+static struct platform_driver pm8058_rtc_driver = {
+	.probe		= pm8058_rtc_probe,
+	.remove		= __devexit_p(pm8058_rtc_remove),
+	.driver	= {
+		.name	= "pm8058-rtc",
+		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &pm8058_rtc_pm_ops,
+#endif
+	},
+};
+
+static int __init pm8058_rtc_init(void)
+{
+	return platform_driver_register(&pm8058_rtc_driver);
+}
+
+static void __exit pm8058_rtc_exit(void)
+{
+	platform_driver_unregister(&pm8058_rtc_driver);
+}
+
+module_init(pm8058_rtc_init);
+module_exit(pm8058_rtc_exit);
+
+MODULE_ALIAS("platform:pm8058-rtc");
+MODULE_DESCRIPTION("PMIC8058 RTC driver");
+MODULE_LICENSE("GPL v2");