diff options
Diffstat (limited to 'drivers/hwmon')
42 files changed, 152 insertions, 543 deletions
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index c74e73b2069..c4633de6446 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -334,16 +334,6 @@ config SENSORS_DA9052_ADC This driver can also be built as module. If so, the module will be called da9052-hwmon. -config SENSORS_EXYNOS4_TMU - tristate "Temperature sensor on Samsung EXYNOS4" - depends on ARCH_EXYNOS4 - help - If you say yes here you get support for TMU (Thermal Management - Unit) on SAMSUNG EXYNOS4 series of SoC. - - This driver can also be built as a module. If so, the module - will be called exynos4-tmu. - config SENSORS_I5K_AMB tristate "FB-DIMM AMB temperature sensor on Intel 5000 series chipsets" depends on PCI diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile index a62ce17ddbf..8d5fcb5e8e9 100644 --- a/drivers/hwmon/Makefile +++ b/drivers/hwmon/Makefile @@ -50,7 +50,6 @@ obj-$(CONFIG_SENSORS_DS1621) += ds1621.o obj-$(CONFIG_SENSORS_EMC1403) += emc1403.o obj-$(CONFIG_SENSORS_EMC2103) += emc2103.o obj-$(CONFIG_SENSORS_EMC6W201) += emc6w201.o -obj-$(CONFIG_SENSORS_EXYNOS4_TMU) += exynos4_tmu.o obj-$(CONFIG_SENSORS_F71805F) += f71805f.o obj-$(CONFIG_SENSORS_F71882FG) += f71882fg.o obj-$(CONFIG_SENSORS_F75375S) += f75375s.o diff --git a/drivers/hwmon/acpi_power_meter.c b/drivers/hwmon/acpi_power_meter.c index 23ab3c496b0..1672e2a5db4 100644 --- a/drivers/hwmon/acpi_power_meter.c +++ b/drivers/hwmon/acpi_power_meter.c @@ -29,6 +29,7 @@ #include <linux/kdev_t.h> #include <linux/sched.h> #include <linux/time.h> +#include <linux/err.h> #include <acpi/acpi_drivers.h> #include <acpi/acpi_bus.h> diff --git a/drivers/hwmon/adm9240.c b/drivers/hwmon/adm9240.c index 8b24d1a4a2b..dafa477715e 100644 --- a/drivers/hwmon/adm9240.c +++ b/drivers/hwmon/adm9240.c @@ -50,6 +50,7 @@ #include <linux/hwmon-vid.h> #include <linux/err.h> #include <linux/mutex.h> +#include <linux/jiffies.h> /* Addresses to scan */ static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, 0x2f, diff --git a/drivers/hwmon/adt7411.c b/drivers/hwmon/adt7411.c index fe72c69a2d6..517f1856c70 100644 --- a/drivers/hwmon/adt7411.c +++ b/drivers/hwmon/adt7411.c @@ -15,7 +15,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/err.h> -#include <linux/delay.h> #include <linux/mutex.h> #include <linux/jiffies.h> #include <linux/i2c.h> diff --git a/drivers/hwmon/adt7462.c b/drivers/hwmon/adt7462.c index baee482aedf..98a7d81e25c 100644 --- a/drivers/hwmon/adt7462.c +++ b/drivers/hwmon/adt7462.c @@ -26,7 +26,6 @@ #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> -#include <linux/delay.h> #include <linux/log2.h> #include <linux/slab.h> diff --git a/drivers/hwmon/adt7475.c b/drivers/hwmon/adt7475.c index 861c756e953..989e54c3925 100644 --- a/drivers/hwmon/adt7475.c +++ b/drivers/hwmon/adt7475.c @@ -20,6 +20,7 @@ #include <linux/hwmon-sysfs.h> #include <linux/hwmon-vid.h> #include <linux/err.h> +#include <linux/jiffies.h> /* Indexes for the sysfs hooks */ diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c index 8f3f6f2c45f..b41baffa20f 100644 --- a/drivers/hwmon/applesmc.c +++ b/drivers/hwmon/applesmc.c @@ -43,6 +43,7 @@ #include <linux/leds.h> #include <linux/hwmon.h> #include <linux/workqueue.h> +#include <linux/err.h> /* data port used by Apple SMC */ #define APPLESMC_DATA_PORT 0x300 diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c index cccb0e9d45b..56dbcfb3e30 100644 --- a/drivers/hwmon/asus_atk0110.c +++ b/drivers/hwmon/asus_atk0110.c @@ -14,6 +14,8 @@ #include <linux/module.h> #include <linux/slab.h> #include <linux/dmi.h> +#include <linux/jiffies.h> +#include <linux/err.h> #include <acpi/acpi.h> #include <acpi/acpixf.h> diff --git a/drivers/hwmon/da9052-hwmon.c b/drivers/hwmon/da9052-hwmon.c index fc65f2d3ec9..b8d01c5f571 100644 --- a/drivers/hwmon/da9052-hwmon.c +++ b/drivers/hwmon/da9052-hwmon.c @@ -12,7 +12,6 @@ * */ -#include <linux/delay.h> #include <linux/err.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c index 68ab94bde3f..142e1cb8dea 100644 --- a/drivers/hwmon/emc1403.c +++ b/drivers/hwmon/emc1403.c @@ -33,6 +33,7 @@ #include <linux/err.h> #include <linux/sysfs.h> #include <linux/mutex.h> +#include <linux/jiffies.h> #define THERMAL_PID_REG 0xfd #define THERMAL_SMSC_ID_REG 0xfe diff --git a/drivers/hwmon/emc6w201.c b/drivers/hwmon/emc6w201.c index ada12a98a97..a98c917b588 100644 --- a/drivers/hwmon/emc6w201.c +++ b/drivers/hwmon/emc6w201.c @@ -18,7 +18,6 @@ */ #include <linux/module.h> -#include <linux/delay.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/jiffies.h> diff --git a/drivers/hwmon/exynos4_tmu.c b/drivers/hwmon/exynos4_tmu.c deleted file mode 100644 index e912059140c..00000000000 --- a/drivers/hwmon/exynos4_tmu.c +++ /dev/null @@ -1,518 +0,0 @@ -/* - * exynos4_tmu.c - Samsung EXYNOS4 TMU (Thermal Management Unit) - * - * Copyright (C) 2011 Samsung Electronics - * Donggeun Kim <dg77.kim@samsung.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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <linux/module.h> -#include <linux/err.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/clk.h> -#include <linux/workqueue.h> -#include <linux/sysfs.h> -#include <linux/kobject.h> -#include <linux/io.h> -#include <linux/mutex.h> - -#include <linux/hwmon.h> -#include <linux/hwmon-sysfs.h> - -#include <linux/platform_data/exynos4_tmu.h> - -#define EXYNOS4_TMU_REG_TRIMINFO 0x0 -#define EXYNOS4_TMU_REG_CONTROL 0x20 -#define EXYNOS4_TMU_REG_STATUS 0x28 -#define EXYNOS4_TMU_REG_CURRENT_TEMP 0x40 -#define EXYNOS4_TMU_REG_THRESHOLD_TEMP 0x44 -#define EXYNOS4_TMU_REG_TRIG_LEVEL0 0x50 -#define EXYNOS4_TMU_REG_TRIG_LEVEL1 0x54 -#define EXYNOS4_TMU_REG_TRIG_LEVEL2 0x58 -#define EXYNOS4_TMU_REG_TRIG_LEVEL3 0x5C -#define EXYNOS4_TMU_REG_PAST_TEMP0 0x60 -#define EXYNOS4_TMU_REG_PAST_TEMP1 0x64 -#define EXYNOS4_TMU_REG_PAST_TEMP2 0x68 -#define EXYNOS4_TMU_REG_PAST_TEMP3 0x6C -#define EXYNOS4_TMU_REG_INTEN 0x70 -#define EXYNOS4_TMU_REG_INTSTAT 0x74 -#define EXYNOS4_TMU_REG_INTCLEAR 0x78 - -#define EXYNOS4_TMU_GAIN_SHIFT 8 -#define EXYNOS4_TMU_REF_VOLTAGE_SHIFT 24 - -#define EXYNOS4_TMU_TRIM_TEMP_MASK 0xff -#define EXYNOS4_TMU_CORE_ON 3 -#define EXYNOS4_TMU_CORE_OFF 2 -#define EXYNOS4_TMU_DEF_CODE_TO_TEMP_OFFSET 50 -#define EXYNOS4_TMU_TRIG_LEVEL0_MASK 0x1 -#define EXYNOS4_TMU_TRIG_LEVEL1_MASK 0x10 -#define EXYNOS4_TMU_TRIG_LEVEL2_MASK 0x100 -#define EXYNOS4_TMU_TRIG_LEVEL3_MASK 0x1000 -#define EXYNOS4_TMU_INTCLEAR_VAL 0x1111 - -struct exynos4_tmu_data { - struct exynos4_tmu_platform_data *pdata; - struct device *hwmon_dev; - struct resource *mem; - void __iomem *base; - int irq; - struct work_struct irq_work; - struct mutex lock; - struct clk *clk; - u8 temp_error1, temp_error2; -}; - -/* - * TMU treats temperature as a mapped temperature code. - * The temperature is converted differently depending on the calibration type. - */ -static int temp_to_code(struct exynos4_tmu_data *data, u8 temp) -{ - struct exynos4_tmu_platform_data *pdata = data->pdata; - int temp_code; - - /* temp should range between 25 and 125 */ - if (temp < 25 || temp > 125) { - temp_code = -EINVAL; - goto out; - } - - switch (pdata->cal_type) { - case TYPE_TWO_POINT_TRIMMING: - temp_code = (temp - 25) * - (data->temp_error2 - data->temp_error1) / - (85 - 25) + data->temp_error1; - break; - case TYPE_ONE_POINT_TRIMMING: - temp_code = temp + data->temp_error1 - 25; - break; - default: - temp_code = temp + EXYNOS4_TMU_DEF_CODE_TO_TEMP_OFFSET; - break; - } -out: - return temp_code; -} - -/* - * Calculate a temperature value from a temperature code. - * The unit of the temperature is degree Celsius. - */ -static int code_to_temp(struct exynos4_tmu_data *data, u8 temp_code) -{ - struct exynos4_tmu_platform_data *pdata = data->pdata; - int temp; - - /* temp_code should range between 75 and 175 */ - if (temp_code < 75 || temp_code > 175) { - temp = -ENODATA; - goto out; - } - - switch (pdata->cal_type) { - case TYPE_TWO_POINT_TRIMMING: - temp = (temp_code - data->temp_error1) * (85 - 25) / - (data->temp_error2 - data->temp_error1) + 25; - break; - case TYPE_ONE_POINT_TRIMMING: - temp = temp_code - data->temp_error1 + 25; - break; - default: - temp = temp_code - EXYNOS4_TMU_DEF_CODE_TO_TEMP_OFFSET; - break; - } -out: - return temp; -} - -static int exynos4_tmu_initialize(struct platform_device *pdev) -{ - struct exynos4_tmu_data *data = platform_get_drvdata(pdev); - struct exynos4_tmu_platform_data *pdata = data->pdata; - unsigned int status, trim_info; - int ret = 0, threshold_code; - - mutex_lock(&data->lock); - clk_enable(data->clk); - - status = readb(data->base + EXYNOS4_TMU_REG_STATUS); - if (!status) { - ret = -EBUSY; - goto out; - } - - /* Save trimming info in order to perform calibration */ - trim_info = readl(data->base + EXYNOS4_TMU_REG_TRIMINFO); - data->temp_error1 = trim_info & EXYNOS4_TMU_TRIM_TEMP_MASK; - data->temp_error2 = ((trim_info >> 8) & EXYNOS4_TMU_TRIM_TEMP_MASK); - - /* Write temperature code for threshold */ - threshold_code = temp_to_code(data, pdata->threshold); - if (threshold_code < 0) { - ret = threshold_code; - goto out; - } - writeb(threshold_code, - data->base + EXYNOS4_TMU_REG_THRESHOLD_TEMP); - - writeb(pdata->trigger_levels[0], - data->base + EXYNOS4_TMU_REG_TRIG_LEVEL0); - writeb(pdata->trigger_levels[1], - data->base + EXYNOS4_TMU_REG_TRIG_LEVEL1); - writeb(pdata->trigger_levels[2], - data->base + EXYNOS4_TMU_REG_TRIG_LEVEL2); - writeb(pdata->trigger_levels[3], - data->base + EXYNOS4_TMU_REG_TRIG_LEVEL3); - - writel(EXYNOS4_TMU_INTCLEAR_VAL, - data->base + EXYNOS4_TMU_REG_INTCLEAR); -out: - clk_disable(data->clk); - mutex_unlock(&data->lock); - - return ret; -} - -static void exynos4_tmu_control(struct platform_device *pdev, bool on) -{ - struct exynos4_tmu_data *data = platform_get_drvdata(pdev); - struct exynos4_tmu_platform_data *pdata = data->pdata; - unsigned int con, interrupt_en; - - mutex_lock(&data->lock); - clk_enable(data->clk); - - con = pdata->reference_voltage << EXYNOS4_TMU_REF_VOLTAGE_SHIFT | - pdata->gain << EXYNOS4_TMU_GAIN_SHIFT; - if (on) { - con |= EXYNOS4_TMU_CORE_ON; - interrupt_en = pdata->trigger_level3_en << 12 | - pdata->trigger_level2_en << 8 | - pdata->trigger_level1_en << 4 | - pdata->trigger_level0_en; - } else { - con |= EXYNOS4_TMU_CORE_OFF; - interrupt_en = 0; /* Disable all interrupts */ - } - writel(interrupt_en, data->base + EXYNOS4_TMU_REG_INTEN); - writel(con, data->base + EXYNOS4_TMU_REG_CONTROL); - - clk_disable(data->clk); - mutex_unlock(&data->lock); -} - -static int exynos4_tmu_read(struct exynos4_tmu_data *data) -{ - u8 temp_code; - int temp; - - mutex_lock(&data->lock); - clk_enable(data->clk); - - temp_code = readb(data->base + EXYNOS4_TMU_REG_CURRENT_TEMP); - temp = code_to_temp(data, temp_code); - - clk_disable(data->clk); - mutex_unlock(&data->lock); - - return temp; -} - -static void exynos4_tmu_work(struct work_struct *work) -{ - struct exynos4_tmu_data *data = container_of(work, - struct exynos4_tmu_data, irq_work); - - mutex_lock(&data->lock); - clk_enable(data->clk); - - writel(EXYNOS4_TMU_INTCLEAR_VAL, data->base + EXYNOS4_TMU_REG_INTCLEAR); - - kobject_uevent(&data->hwmon_dev->kobj, KOBJ_CHANGE); - - enable_irq(data->irq); - - clk_disable(data->clk); - mutex_unlock(&data->lock); -} - -static irqreturn_t exynos4_tmu_irq(int irq, void *id) -{ - struct exynos4_tmu_data *data = id; - - disable_irq_nosync(irq); - schedule_work(&data->irq_work); - - return IRQ_HANDLED; -} - -static ssize_t exynos4_tmu_show_name(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "exynos4-tmu\n"); -} - -static ssize_t exynos4_tmu_show_temp(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct exynos4_tmu_data *data = dev_get_drvdata(dev); - int ret; - - ret = exynos4_tmu_read(data); - if (ret < 0) - return ret; - - /* convert from degree Celsius to millidegree Celsius */ - return sprintf(buf, "%d\n", ret * 1000); -} - -static ssize_t exynos4_tmu_show_alarm(struct device *dev, - struct device_attribute *devattr, char *buf) -{ - struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct exynos4_tmu_data *data = dev_get_drvdata(dev); - struct exynos4_tmu_platform_data *pdata = data->pdata; - int temp; - unsigned int trigger_level; - - temp = exynos4_tmu_read(data); - if (temp < 0) - return temp; - - trigger_level = pdata->threshold + pdata->trigger_levels[attr->index]; - - return sprintf(buf, "%d\n", !!(temp > trigger_level)); -} - -static ssize_t exynos4_tmu_show_level(struct device *dev, - struct device_attribute *devattr, char *buf) -{ - struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct exynos4_tmu_data *data = dev_get_drvdata(dev); - struct exynos4_tmu_platform_data *pdata = data->pdata; - unsigned int temp = pdata->threshold + - pdata->trigger_levels[attr->index]; - - return sprintf(buf, "%u\n", temp * 1000); -} - -static DEVICE_ATTR(name, S_IRUGO, exynos4_tmu_show_name, NULL); -static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, exynos4_tmu_show_temp, NULL, 0); - -static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, - exynos4_tmu_show_alarm, NULL, 1); -static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, - exynos4_tmu_show_alarm, NULL, 2); -static SENSOR_DEVICE_ATTR(temp1_emergency_alarm, S_IRUGO, - exynos4_tmu_show_alarm, NULL, 3); - -static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO, exynos4_tmu_show_level, NULL, 1); -static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, exynos4_tmu_show_level, NULL, 2); -static SENSOR_DEVICE_ATTR(temp1_emergency, S_IRUGO, - exynos4_tmu_show_level, NULL, 3); - -static struct attribute *exynos4_tmu_attributes[] = { - &dev_attr_name.attr, - &sensor_dev_attr_temp1_input.dev_attr.attr, - &sensor_dev_attr_temp1_max_alarm.dev_attr.attr, - &sensor_dev_attr_temp1_crit_alarm.dev_attr.attr, - &sensor_dev_attr_temp1_emergency_alarm.dev_attr.attr, - &sensor_dev_attr_temp1_max.dev_attr.attr, - &sensor_dev_attr_temp1_crit.dev_attr.attr, - &sensor_dev_attr_temp1_emergency.dev_attr.attr, - NULL, -}; - -static const struct attribute_group exynos4_tmu_attr_group = { - .attrs = exynos4_tmu_attributes, -}; - -static int __devinit exynos4_tmu_probe(struct platform_device *pdev) -{ - struct exynos4_tmu_data *data; - struct exynos4_tmu_platform_data *pdata = pdev->dev.platform_data; - int ret; - - if (!pdata) { - dev_err(&pdev->dev, "No platform init data supplied.\n"); - return -ENODEV; - } - - data = kzalloc(sizeof(struct exynos4_tmu_data), GFP_KERNEL); - if (!data) { - dev_err(&pdev->dev, "Failed to allocate driver structure\n"); - return -ENOMEM; - } - - data->irq = platform_get_irq(pdev, 0); - if (data->irq < 0) { - ret = data->irq; - dev_err(&pdev->dev, "Failed to get platform irq\n"); - goto err_free; - } - - INIT_WORK(&data->irq_work, exynos4_tmu_work); - - data->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!data->mem) { - ret = -ENOENT; - dev_err(&pdev->dev, "Failed to get platform resource\n"); - goto err_free; - } - - data->mem = request_mem_region(data->mem->start, - resource_size(data->mem), pdev->name); - if (!data->mem) { - ret = -ENODEV; - dev_err(&pdev->dev, "Failed to request memory region\n"); - goto err_free; - } - - data->base = ioremap(data->mem->start, resource_size(data->mem)); - if (!data->base) { - ret = -ENODEV; - dev_err(&pdev->dev, "Failed to ioremap memory\n"); - goto err_mem_region; - } - - ret = request_irq(data->irq, exynos4_tmu_irq, - IRQF_TRIGGER_RISING, - "exynos4-tmu", data); - if (ret) { - dev_err(&pdev->dev, "Failed to request irq: %d\n", data->irq); - goto err_io_remap; - } - - data->clk = clk_get(NULL, "tmu_apbif"); - if (IS_ERR(data->clk)) { - ret = PTR_ERR(data->clk); - dev_err(&pdev->dev, "Failed to get clock\n"); - goto err_irq; - } - - data->pdata = pdata; - platform_set_drvdata(pdev, data); - mutex_init(&data->lock); - - ret = exynos4_tmu_initialize(pdev); - if (ret) { - dev_err(&pdev->dev, "Failed to initialize TMU\n"); - goto err_clk; - } - - ret = sysfs_create_group(&pdev->dev.kobj, &exynos4_tmu_attr_group); - if (ret) { - dev_err(&pdev->dev, "Failed to create sysfs group\n"); - goto err_clk; - } - - data->hwmon_dev = hwmon_device_register(&pdev->dev); - if (IS_ERR(data->hwmon_dev)) { - ret = PTR_ERR(data->hwmon_dev); - dev_err(&pdev->dev, "Failed to register hwmon device\n"); - goto err_create_group; - } - - exynos4_tmu_control(pdev, true); - - return 0; - -err_create_group: - sysfs_remove_group(&pdev->dev.kobj, &exynos4_tmu_attr_group); -err_clk: - platform_set_drvdata(pdev, NULL); - clk_put(data->clk); -err_irq: - free_irq(data->irq, data); -err_io_remap: - iounmap(data->base); -err_mem_region: - release_mem_region(data->mem->start, resource_size(data->mem)); -err_free: - kfree(data); - - return ret; -} - -static int __devexit exynos4_tmu_remove(struct platform_device *pdev) -{ - struct exynos4_tmu_data *data = platform_get_drvdata(pdev); - - exynos4_tmu_control(pdev, false); - - hwmon_device_unregister(data->hwmon_dev); - sysfs_remove_group(&pdev->dev.kobj, &exynos4_tmu_attr_group); - - clk_put(data->clk); - - free_irq(data->irq, data); - - iounmap(data->base); - release_mem_region(data->mem->start, resource_size(data->mem)); - - platform_set_drvdata(pdev, NULL); - - kfree(data); - - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int exynos4_tmu_suspend(struct device *dev) -{ - exynos4_tmu_control(to_platform_device(dev), false); - - return 0; -} - -static int exynos4_tmu_resume(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - - exynos4_tmu_initialize(pdev); - exynos4_tmu_control(pdev, true); - - return 0; -} - -static SIMPLE_DEV_PM_OPS(exynos4_tmu_pm, - exynos4_tmu_suspend, exynos4_tmu_resume); -#define EXYNOS4_TMU_PM &exynos4_tmu_pm -#else -#define EXYNOS4_TMU_PM NULL -#endif - -static struct platform_driver exynos4_tmu_driver = { - .driver = { - .name = "exynos4-tmu", - .owner = THIS_MODULE, - .pm = EXYNOS4_TMU_PM, - }, - .probe = exynos4_tmu_probe, - .remove = __devexit_p(exynos4_tmu_remove), -}; - -module_platform_driver(exynos4_tmu_driver); - -MODULE_DESCRIPTION("EXYNOS4 TMU Driver"); -MODULE_AUTHOR("Donggeun Kim <dg77.kim@samsung.com>"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:exynos4-tmu"); diff --git a/drivers/hwmon/gpio-fan.c b/drivers/hwmon/gpio-fan.c index 2f4b01bda87..36509ae3208 100644 --- a/drivers/hwmon/gpio-fan.c +++ b/drivers/hwmon/gpio-fan.c @@ -31,6 +31,8 @@ #include <linux/hwmon.h> #include <linux/gpio.h> #include <linux/gpio-fan.h> +#include <linux/of_platform.h> +#include <linux/of_gpio.h> struct gpio_fan_data { struct platform_device *pdev; @@ -400,14 +402,131 @@ static ssize_t show_name(struct device *dev, static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); + +#ifdef CONFIG_OF_GPIO +/* + * Translate OpenFirmware node properties into platform_data + */ +static int gpio_fan_get_of_pdata(struct device *dev, + struct gpio_fan_platform_data *pdata) +{ + struct device_node *node; + struct gpio_fan_speed *speed; + unsigned *ctrl; + unsigned i; + u32 u; + struct property *prop; + const __be32 *p; + + node = dev->of_node; + + /* Fill GPIO pin array */ + pdata->num_ctrl = of_gpio_count(node); + if (!pdata->num_ctrl) { + dev_err(dev, "gpios DT property empty / missing"); + return -ENODEV; + } + ctrl = devm_kzalloc(dev, pdata->num_ctrl * sizeof(unsigned), + GFP_KERNEL); + if (!ctrl) + return -ENOMEM; + for (i = 0; i < pdata->num_ctrl; i++) { + int val; + + val = of_get_gpio(node, i); + if (val < 0) + return val; + ctrl[i] = val; + } + pdata->ctrl = ctrl; + + /* Get number of RPM/ctrl_val pairs in speed map */ + prop = of_find_property(node, "gpio-fan,speed-map", &i); + if (!prop) { + dev_err(dev, "gpio-fan,speed-map DT property missing"); + return -ENODEV; + } + i = i / sizeof(u32); + if (i == 0 || i & 1) { + dev_err(dev, "gpio-fan,speed-map contains zero/odd number of entries"); + return -ENODEV; + } + pdata->num_speed = i / 2; + + /* + * Populate speed map + * Speed map is in the form <RPM ctrl_val RPM ctrl_val ...> + * this needs splitting into pairs to create gpio_fan_speed structs + */ + speed = devm_kzalloc(dev, + pdata->num_speed * sizeof(struct gpio_fan_speed), + GFP_KERNEL); + if (!speed) + return -ENOMEM; + p = NULL; + for (i = 0; i < pdata->num_speed; i++) { + p = of_prop_next_u32(prop, p, &u); + if (!p) + return -ENODEV; + speed[i].rpm = u; + p = of_prop_next_u32(prop, p, &u); + if (!p) + return -ENODEV; + speed[i].ctrl_val = u; + } + pdata->speed = speed; + + /* Alarm GPIO if one exists */ + if (of_gpio_named_count(node, "alarm-gpios")) { + struct gpio_fan_alarm *alarm; + int val; + enum of_gpio_flags flags; + + alarm = devm_kzalloc(dev, sizeof(struct gpio_fan_alarm), + GFP_KERNEL); + if (!alarm) + return -ENOMEM; + + val = of_get_named_gpio_flags(node, "alarm-gpios", 0, &flags); + if (val < 0) + return val; + alarm->gpio = val; + alarm->active_low = flags & OF_GPIO_ACTIVE_LOW; + + pdata->alarm = alarm; + } + + return 0; +} + +static struct of_device_id of_gpio_fan_match[] __devinitdata = { + { .compatible = "gpio-fan", }, + {}, +}; +#endif /* CONFIG_OF_GPIO */ + static int __devinit gpio_fan_probe(struct platform_device *pdev) { int err; struct gpio_fan_data *fan_data; struct gpio_fan_platform_data *pdata = pdev->dev.platform_data; +#ifdef CONFIG_OF_GPIO + if (!pdata) { + pdata = devm_kzalloc(&pdev->dev, + sizeof(struct gpio_fan_platform_data), + GFP_KERNEL); + if (!pdata) + return -ENOMEM; + + err = gpio_fan_get_of_pdata(&pdev->dev, pdata); + if (err) + return err; + } +#else /* CONFIG_OF_GPIO */ if (!pdata) return -EINVAL; +#endif /* CONFIG_OF_GPIO */ fan_data = devm_kzalloc(&pdev->dev, sizeof(struct gpio_fan_data), GFP_KERNEL); @@ -511,6 +630,7 @@ static struct platform_driver gpio_fan_driver = { .driver = { .name = "gpio-fan", .pm = GPIO_FAN_PM, + .of_match_table = of_match_ptr(of_gpio_fan_match), }, }; diff --git a/drivers/hwmon/hih6130.c b/drivers/hwmon/hih6130.c index e8ee75f5547..9a675efaa78 100644 --- a/drivers/hwmon/hih6130.c +++ b/drivers/hwmon/hih6130.c @@ -33,6 +33,7 @@ #include <linux/mutex.h> #include <linux/device.h> #include <linux/delay.h> +#include <linux/jiffies.h> /** * struct hih6130 - HIH-6130 device specific data diff --git a/drivers/hwmon/i5k_amb.c b/drivers/hwmon/i5k_amb.c index a18882cc073..46141abaafb 100644 --- a/drivers/hwmon/i5k_amb.c +++ b/drivers/hwmon/i5k_amb.c @@ -21,12 +21,10 @@ */ #include <linux/module.h> -#include <linux/jiffies.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> -#include <linux/delay.h> #include <linux/log2.h> #include <linux/pci.h> #include <linux/platform_device.h> diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c index 37f17e0d9d5..a14f634248e 100644 --- a/drivers/hwmon/ibmaem.c +++ b/drivers/hwmon/ibmaem.c @@ -36,6 +36,7 @@ #include <linux/platform_device.h> #include <linux/math64.h> #include <linux/time.h> +#include <linux/err.h> #define REFRESH_INTERVAL (HZ) #define IPMI_TIMEOUT (30 * HZ) diff --git a/drivers/hwmon/ibmpex.c b/drivers/hwmon/ibmpex.c index 41dbf8161ed..b622a93ec32 100644 --- a/drivers/hwmon/ibmpex.c +++ b/drivers/hwmon/ibmpex.c @@ -26,6 +26,7 @@ #include <linux/jiffies.h> #include <linux/mutex.h> #include <linux/slab.h> +#include <linux/err.h> #define REFRESH_INTERVAL (2 * HZ) #define DRVNAME "ibmpex" diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c index 70717d4a5e8..2b726346f8f 100644 --- a/drivers/hwmon/ina2xx.c +++ b/drivers/hwmon/ina2xx.c @@ -33,6 +33,7 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> #include <linux/platform_data/ina2xx.h> diff --git a/drivers/hwmon/k8temp.c b/drivers/hwmon/k8temp.c index 49a69c5b3b8..e8c7fb0bbf9 100644 --- a/drivers/hwmon/k8temp.c +++ b/drivers/hwmon/k8temp.c @@ -22,7 +22,6 @@ */ #include <linux/module.h> -#include <linux/delay.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/jiffies.h> diff --git a/drivers/hwmon/lineage-pem.c b/drivers/hwmon/lineage-pem.c index bd75d241543..41df29f59b0 100644 --- a/drivers/hwmon/lineage-pem.c +++ b/drivers/hwmon/lineage-pem.c @@ -29,6 +29,7 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> /* * This driver supports various Lineage Compact Power Line DC/DC and AC/DC diff --git a/drivers/hwmon/lm92.c b/drivers/hwmon/lm92.c index 2282d77e83e..71626f3c874 100644 --- a/drivers/hwmon/lm92.c +++ b/drivers/hwmon/lm92.c @@ -48,6 +48,7 @@ #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> +#include <linux/jiffies.h> /* * The LM92 and MAX6635 have 2 two-state pins for address selection, diff --git a/drivers/hwmon/lm93.c b/drivers/hwmon/lm93.c index c3d4255ed15..1a003f73e4e 100644 --- a/drivers/hwmon/lm93.c +++ b/drivers/hwmon/lm93.c @@ -47,6 +47,7 @@ #include <linux/hwmon-vid.h> #include <linux/err.h> #include <linux/delay.h> +#include <linux/jiffies.h> /* LM93 REGISTER ADDRESSES */ diff --git a/drivers/hwmon/ltc4151.c b/drivers/hwmon/ltc4151.c index 8496baa08bc..4319a94f549 100644 --- a/drivers/hwmon/ltc4151.c +++ b/drivers/hwmon/ltc4151.c @@ -36,6 +36,7 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> /* chip registers */ #define LTC4151_SENSE_H 0x00 diff --git a/drivers/hwmon/ltc4215.c b/drivers/hwmon/ltc4215.c index 98b3d04f98b..e8876108a6b 100644 --- a/drivers/hwmon/ltc4215.c +++ b/drivers/hwmon/ltc4215.c @@ -19,6 +19,7 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> /* Here are names of the chip's registers (a.k.a. commands) */ enum ltc4215_cmd { diff --git a/drivers/hwmon/ltc4245.c b/drivers/hwmon/ltc4245.c index 52075914eb0..3653f79dc2d 100644 --- a/drivers/hwmon/ltc4245.c +++ b/drivers/hwmon/ltc4245.c @@ -21,6 +21,7 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> #include <linux/i2c/ltc4245.h> /* Here are names of the chip's registers (a.k.a. commands) */ diff --git a/drivers/hwmon/ltc4261.c b/drivers/hwmon/ltc4261.c index 77476a575c4..84a2d2872b2 100644 --- a/drivers/hwmon/ltc4261.c +++ b/drivers/hwmon/ltc4261.c @@ -33,6 +33,7 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> /* chip registers */ #define LTC4261_STATUS 0x00 /* readonly */ diff --git a/drivers/hwmon/max16065.c b/drivers/hwmon/max16065.c index 019427d7a5f..e0019c69d1b 100644 --- a/drivers/hwmon/max16065.c +++ b/drivers/hwmon/max16065.c @@ -22,7 +22,6 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> -#include <linux/delay.h> #include <linux/jiffies.h> enum chips { max16065, max16066, max16067, max16068, max16070, max16071 }; diff --git a/drivers/hwmon/max1619.c b/drivers/hwmon/max1619.c index 6c11ec21407..445e5d40ac8 100644 --- a/drivers/hwmon/max1619.c +++ b/drivers/hwmon/max1619.c @@ -1,7 +1,7 @@ /* * max1619.c - Part of lm_sensors, Linux kernel modules for hardware * monitoring - * Copyright (C) 2003-2004 Alexey Fisher <fishor@mail.ru> + * Copyright (C) 2003-2004 Oleksij Rempel <bug-track@fisher-privat.net> * Jean Delvare <khali@linux-fr.org> * * Based on the lm90 driver. The MAX1619 is a sensor chip made by Maxim. @@ -357,7 +357,7 @@ static struct max1619_data *max1619_update_device(struct device *dev) module_i2c_driver(max1619_driver); -MODULE_AUTHOR("Alexey Fisher <fishor@mail.ru> and " +MODULE_AUTHOR("Oleksij Rempel <bug-track@fisher-privat.net> and " "Jean Delvare <khali@linux-fr.org>"); MODULE_DESCRIPTION("MAX1619 sensor driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/hwmon/max6642.c b/drivers/hwmon/max6642.c index bf236c0782b..223461a6d70 100644 --- a/drivers/hwmon/max6642.c +++ b/drivers/hwmon/max6642.c @@ -7,7 +7,7 @@ * Derived from: * * Based on the max1619 driver. - * Copyright (C) 2003-2004 Alexey Fisher <fishor@mail.ru> + * Copyright (C) 2003-2004 Oleksij Rempel <bug-track@fisher-privat.net> * Jean Delvare <khali@linux-fr.org> * * The MAX6642 is a sensor chip made by Maxim. diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 29b319db573..7d19b1bb9ce 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -26,7 +26,7 @@ #include <linux/i2c.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> -#include <linux/delay.h> +#include <linux/jiffies.h> #include <linux/i2c/pmbus.h> #include "pmbus.h" diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c index fe11b95670b..bcecd025fcc 100644 --- a/drivers/hwmon/s3c-hwmon.c +++ b/drivers/hwmon/s3c-hwmon.c @@ -22,7 +22,6 @@ #include <linux/module.h> #include <linux/slab.h> -#include <linux/delay.h> #include <linux/io.h> #include <linux/init.h> #include <linux/err.h> diff --git a/drivers/hwmon/sht21.c b/drivers/hwmon/sht21.c index c2565d04cd4..5f67546950b 100644 --- a/drivers/hwmon/sht21.c +++ b/drivers/hwmon/sht21.c @@ -29,6 +29,7 @@ #include <linux/err.h> #include <linux/mutex.h> #include <linux/device.h> +#include <linux/jiffies.h> /* I2C command bytes */ #define SHT21_TRIG_T_MEASUREMENT_HM 0xe3 diff --git a/drivers/hwmon/smm665.c b/drivers/hwmon/smm665.c index cbc51fb30db..d9e1b7de78d 100644 --- a/drivers/hwmon/smm665.c +++ b/drivers/hwmon/smm665.c @@ -24,6 +24,7 @@ #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> #include <linux/delay.h> +#include <linux/jiffies.h> /* Internal reference voltage (VREF, x 1000 */ #define SMM665_VREF_ADC_X1000 1250 diff --git a/drivers/hwmon/thmc50.c b/drivers/hwmon/thmc50.c index 080c2637048..3c2c48d904e 100644 --- a/drivers/hwmon/thmc50.c +++ b/drivers/hwmon/thmc50.c @@ -28,6 +28,7 @@ #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> +#include <linux/jiffies.h> MODULE_LICENSE("GPL"); diff --git a/drivers/hwmon/tmp102.c b/drivers/hwmon/tmp102.c index 4e1ff82c63e..b8777e54190 100644 --- a/drivers/hwmon/tmp102.c +++ b/drivers/hwmon/tmp102.c @@ -26,6 +26,7 @@ #include <linux/err.h> #include <linux/mutex.h> #include <linux/device.h> +#include <linux/jiffies.h> #define DRIVER_NAME "tmp102" diff --git a/drivers/hwmon/ultra45_env.c b/drivers/hwmon/ultra45_env.c index c315c59f61f..44136bb6d04 100644 --- a/drivers/hwmon/ultra45_env.c +++ b/drivers/hwmon/ultra45_env.c @@ -12,6 +12,7 @@ #include <linux/io.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> +#include <linux/err.h> #define DRV_MODULE_VERSION "0.1" diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c index 93ea81a4bf3..39ab7bcc616 100644 --- a/drivers/hwmon/w83791d.c +++ b/drivers/hwmon/w83791d.c @@ -41,6 +41,7 @@ #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> +#include <linux/jiffies.h> #define NUMBER_OF_VIN 10 #define NUMBER_OF_FANIN 5 diff --git a/drivers/hwmon/w83792d.c b/drivers/hwmon/w83792d.c index 06d6f56d4f6..053645279f3 100644 --- a/drivers/hwmon/w83792d.c +++ b/drivers/hwmon/w83792d.c @@ -44,6 +44,7 @@ #include <linux/err.h> #include <linux/mutex.h> #include <linux/sysfs.h> +#include <linux/jiffies.h> /* Addresses to scan */ static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, 0x2f, diff --git a/drivers/hwmon/w83793.c b/drivers/hwmon/w83793.c index 4fc47e06207..99799fd1d91 100644 --- a/drivers/hwmon/w83793.c +++ b/drivers/hwmon/w83793.c @@ -46,6 +46,7 @@ #include <linux/kref.h> #include <linux/notifier.h> #include <linux/reboot.h> +#include <linux/jiffies.h> /* Default values */ #define WATCHDOG_TIMEOUT 2 /* 2 minute default timeout */ diff --git a/drivers/hwmon/w83795.c b/drivers/hwmon/w83795.c index b813c646c7c..55a4f489453 100644 --- a/drivers/hwmon/w83795.c +++ b/drivers/hwmon/w83795.c @@ -34,7 +34,7 @@ #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> -#include <linux/delay.h> +#include <linux/jiffies.h> /* Addresses to scan */ static const unsigned short normal_i2c[] = { diff --git a/drivers/hwmon/w83l786ng.c b/drivers/hwmon/w83l786ng.c index c99c8a0473c..f0e8286c3c7 100644 --- a/drivers/hwmon/w83l786ng.c +++ b/drivers/hwmon/w83l786ng.c @@ -33,6 +33,7 @@ #include <linux/hwmon-sysfs.h> #include <linux/err.h> #include <linux/mutex.h> +#include <linux/jiffies.h> /* Addresses to scan */ static const unsigned short normal_i2c[] = { 0x2e, 0x2f, I2C_CLIENT_END }; 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