1 files changed, 0 insertions, 101 deletions

diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c
index c1c6055ccb71..7bb543344369 100644
--- a/drivers/rtc/rtc-max77686.c
+++ b/drivers/rtc/rtc-max77686.c
@@ -32,15 +32,6 @@
 #define RTC_UDR_MASK			(1 << RTC_UDR_SHIFT)
 #define RTC_RBUDR_SHIFT			4
 #define RTC_RBUDR_MASK			(1 << RTC_RBUDR_SHIFT)
-/* WTSR and SMPL Register */
-#define WTSRT_SHIFT			0
-#define SMPLT_SHIFT			2
-#define WTSR_EN_SHIFT			6
-#define SMPL_EN_SHIFT			7
-#define WTSRT_MASK			(3 << WTSRT_SHIFT)
-#define SMPLT_MASK			(3 << SMPLT_SHIFT)
-#define WTSR_EN_MASK			(1 << WTSR_EN_SHIFT)
-#define SMPL_EN_MASK			(1 << SMPL_EN_SHIFT)
 /* RTC Hour register */
 #define HOUR_PM_SHIFT			6
 #define HOUR_PM_MASK			(1 << HOUR_PM_SHIFT)
@@ -49,7 +40,6 @@
 #define ALARM_ENABLE_MASK		(1 << ALARM_ENABLE_SHIFT)
 
 #define MAX77686_RTC_UPDATE_DELAY	16
-#undef MAX77686_RTC_WTSR_SMPL
 
 enum {
 	RTC_SEC = 0,
@@ -412,64 +402,6 @@ static const struct rtc_class_ops max77686_rtc_ops = {
 	.alarm_irq_enable = max77686_rtc_alarm_irq_enable,
 };
 
-#ifdef MAX77686_RTC_WTSR_SMPL
-static void max77686_rtc_enable_wtsr(struct max77686_rtc_info *info, bool enable)
-{
-	int ret;
-	unsigned int val, mask;
-
-	if (enable)
-		val = (1 << WTSR_EN_SHIFT) | (3 << WTSRT_SHIFT);
-	else
-		val = 0;
-
-	mask = WTSR_EN_MASK | WTSRT_MASK;
-
-	dev_info(info->dev, "%s: %s WTSR\n", __func__,
-			enable ? "enable" : "disable");
-
-	ret = regmap_update_bits(info->max77686->rtc_regmap,
-				 MAX77686_WTSR_SMPL_CNTL, mask, val);
-	if (ret < 0) {
-		dev_err(info->dev, "%s: fail to update WTSR reg(%d)\n",
-				__func__, ret);
-		return;
-	}
-
-	max77686_rtc_update(info, MAX77686_RTC_WRITE);
-}
-
-static void max77686_rtc_enable_smpl(struct max77686_rtc_info *info, bool enable)
-{
-	int ret;
-	unsigned int val, mask;
-
-	if (enable)
-		val = (1 << SMPL_EN_SHIFT) | (0 << SMPLT_SHIFT);
-	else
-		val = 0;
-
-	mask = SMPL_EN_MASK | SMPLT_MASK;
-
-	dev_info(info->dev, "%s: %s SMPL\n", __func__,
-			enable ? "enable" : "disable");
-
-	ret = regmap_update_bits(info->max77686->rtc_regmap,
-				 MAX77686_WTSR_SMPL_CNTL, mask, val);
-	if (ret < 0) {
-		dev_err(info->dev, "%s: fail to update SMPL reg(%d)\n",
-				__func__, ret);
-		return;
-	}
-
-	max77686_rtc_update(info, MAX77686_RTC_WRITE);
-
-	val = 0;
-	regmap_read(info->max77686->rtc_regmap, MAX77686_WTSR_SMPL_CNTL, &val);
-	dev_info(info->dev, "%s: WTSR_SMPL(0x%02x)\n", __func__, val);
-}
-#endif /* MAX77686_RTC_WTSR_SMPL */
-
 static int max77686_rtc_init_reg(struct max77686_rtc_info *info)
 {
 	u8 data[2];
@@ -519,11 +451,6 @@ static int max77686_rtc_probe(struct platform_device *pdev)
 		goto err_rtc;
 	}
 
-#ifdef MAX77686_RTC_WTSR_SMPL
-	max77686_rtc_enable_wtsr(info, true);
-	max77686_rtc_enable_smpl(info, true);
-#endif
-
 	device_init_wakeup(&pdev->dev, 1);
 
 	info->rtc_dev = devm_rtc_device_register(&pdev->dev, "max77686-rtc",
@@ -556,33 +483,6 @@ err_rtc:
 	return ret;
 }
 
-static void max77686_rtc_shutdown(struct platform_device *pdev)
-{
-#ifdef MAX77686_RTC_WTSR_SMPL
-	struct max77686_rtc_info *info = platform_get_drvdata(pdev);
-	int i;
-	u8 val = 0;
-
-	for (i = 0; i < 3; i++) {
-		max77686_rtc_enable_wtsr(info, false);
-		regmap_read(info->max77686->rtc_regmap, MAX77686_WTSR_SMPL_CNTL, &val);
-		dev_info(info->dev, "%s: WTSR_SMPL reg(0x%02x)\n", __func__,
-				val);
-		if (val & WTSR_EN_MASK) {
-			dev_emerg(info->dev, "%s: fail to disable WTSR\n",
-					__func__);
-		} else {
-			dev_info(info->dev, "%s: success to disable WTSR\n",
-					__func__);
-			break;
-		}
-	}
-
-	/* Disable SMPL when power off */
-	max77686_rtc_enable_smpl(info, false);
-#endif /* MAX77686_RTC_WTSR_SMPL */
-}
-
 #ifdef CONFIG_PM_SLEEP
 static int max77686_rtc_suspend(struct device *dev)
 {
@@ -622,7 +522,6 @@ static struct platform_driver max77686_rtc_driver = {
 		.pm	= &max77686_rtc_pm_ops,
 	},
 	.probe		= max77686_rtc_probe,
-	.shutdown	= max77686_rtc_shutdown,
 	.id_table	= rtc_id,
 };