From f4cf18ca5914bc1edb03c9049198738255fa4a23 Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@gmail.com>
Date: Thu, 10 May 2012 14:11:29 +0200
Subject: mfd: Remove lm3533 boost attributes

Remove boost-frequency and ovp attributes, which can be set through
platform data, from sysfs.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533 b/Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533
index 5700721..1b62230 100644
--- a/Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533
+++ b/Documentation/ABI/testing/sysfs-bus-i2c-devices-lm3533
@@ -1,26 +1,3 @@
-What:		/sys/bus/i2c/devices/.../boost_freq
-Date:		April 2012
-KernelVersion:	3.5
-Contact:	Johan Hovold <jhovold@gmail.com>
-Description:
-		Set the boost converter switching frequency (0, 1), where
-
-		0 -  500Hz
-		1 - 1000Hz
-
-What:		/sys/bus/i2c/devices/.../boost_ovp
-Date:		April 2012
-KernelVersion:	3.5
-Contact:	Johan Hovold <jhovold@gmail.com>
-Description:
-		Set the boost converter over-voltage protection threshold
-		(0..3), where
-
-		0 - 16V
-		1 - 24V
-		2 - 32V
-		3 - 40V
-
 What:		/sys/bus/i2c/devices/.../output_hvled[n]
 Date:		April 2012
 KernelVersion:	3.5
diff --git a/drivers/mfd/lm3533-core.c b/drivers/mfd/lm3533-core.c
index 053438c..d670543 100644
--- a/drivers/mfd/lm3533-core.c
+++ b/drivers/mfd/lm3533-core.c
@@ -26,11 +26,9 @@
 #include <linux/mfd/lm3533.h>
 
 
-#define LM3533_BOOST_OVP_MAX		0x03
 #define LM3533_BOOST_OVP_MASK		0x06
 #define LM3533_BOOST_OVP_SHIFT		1
 
-#define LM3533_BOOST_FREQ_MAX		0x01
 #define LM3533_BOOST_FREQ_MASK		0x01
 #define LM3533_BOOST_FREQ_SHIFT		0
 
@@ -253,96 +251,12 @@ struct lm3533_device_attribute {
 		struct {
 			u8 id;
 		} output;
-		struct {
-			u8 reg;
-			u8 shift;
-			u8 mask;
-			u8 max;
-		} generic;
 	} u;
 };
 
 #define to_lm3533_dev_attr(_attr) \
 	container_of(_attr, struct lm3533_device_attribute, dev_attr)
 
-static ssize_t show_lm3533_reg(struct device *dev,
-				struct device_attribute *attr, char *buf)
-{
-	struct lm3533 *lm3533 = dev_get_drvdata(dev);
-	struct lm3533_device_attribute *lattr = to_lm3533_dev_attr(attr);
-	u8 val;
-	int ret;
-
-	ret = lm3533_read(lm3533, lattr->u.generic.reg, &val);
-	if (ret)
-		return ret;
-
-	val = (val & lattr->u.generic.mask) >> lattr->u.generic.shift;
-
-	return scnprintf(buf, PAGE_SIZE, "%u\n", val);
-}
-
-static ssize_t store_lm3533_reg(struct device *dev,
-						struct device_attribute *attr,
-						const char *buf, size_t len)
-{
-	struct lm3533 *lm3533 = dev_get_drvdata(dev);
-	struct lm3533_device_attribute *lattr = to_lm3533_dev_attr(attr);
-	u8 val;
-	int ret;
-
-	if (kstrtou8(buf, 0, &val) || val > lattr->u.generic.max)
-		return -EINVAL;
-
-	val = val << lattr->u.generic.shift;
-	ret = lm3533_update(lm3533, lattr->u.generic.reg, val,
-							lattr->u.generic.mask);
-	if (ret)
-		return ret;
-
-	return len;
-}
-
-#define GENERIC_ATTR(_reg, _max, _mask, _shift) \
-	{ .reg		= _reg, \
-	  .max		= _max, \
-	  .mask		= _mask, \
-	  .shift	= _shift }
-
-#define LM3533_GENERIC_ATTR(_name, _mode, _show, _store, _type,	\
-						_reg, _max, _mask, _shift) \
-	struct lm3533_device_attribute lm3533_dev_attr_##_name = { \
-		.dev_attr	= __ATTR(_name, _mode, _show, _store), \
-		.type		= _type, \
-		.u.generic	= GENERIC_ATTR(_reg, _max, _mask, _shift) }
-
-#define LM3533_GENERIC_ATTR_RW(_name, _type, _reg, _max, _mask, _shift) \
-	LM3533_GENERIC_ATTR(_name, S_IRUGO | S_IWUSR, \
-					show_lm3533_reg, store_lm3533_reg, \
-					_type, _reg, _max, _mask, _shift)
-
-#define LM3533_BOOST_ATTR_RW(_name, _NAME) \
-	LM3533_GENERIC_ATTR_RW(_name, LM3533_ATTR_TYPE_BACKLIGHT, \
-				LM3533_REG_BOOST_PWM, LM3533_##_NAME##_MAX, \
-				LM3533_##_NAME##_MASK, LM3533_##_NAME##_SHIFT)
-/*
- * Boost Over Voltage Protection Select
- *
- *   0 - 16 V (default)
- *   1 - 24 V
- *   2 - 32 V
- *   3 - 40 V
- */
-static LM3533_BOOST_ATTR_RW(boost_ovp, BOOST_OVP);
-
-/*
- * Boost Frequency Select
- *
- *   0 - 500 kHz (default)
- *   1 - 1 MHz
- */
-static LM3533_BOOST_ATTR_RW(boost_freq, BOOST_FREQ);
-
 static ssize_t show_output(struct device *dev,
 				struct device_attribute *attr, char *buf)
 {
@@ -432,8 +346,6 @@ static LM3533_OUTPUT_LVLED_ATTR_RW(4);
 static LM3533_OUTPUT_LVLED_ATTR_RW(5);
 
 static struct attribute *lm3533_attributes[] = {
-	&lm3533_dev_attr_boost_freq.dev_attr.attr,
-	&lm3533_dev_attr_boost_ovp.dev_attr.attr,
 	&lm3533_dev_attr_output_hvled1.dev_attr.attr,
 	&lm3533_dev_attr_output_hvled2.dev_attr.attr,
 	&lm3533_dev_attr_output_lvled1.dev_attr.attr,
-- 
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