From: Adam Baker <linux@baker-net.org.uk> To: Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>, Gregory Clement <gregory.clement@free-electrons.com>, Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>, Jean Delvare <jdelvare@suse.com>, Guenter Roeck <linux@roeck-us.net> Cc: Mark Rutland <mark.rutland@arm.com>, devicetree@vger.kernel.org, Russell King <linux@arm.linux.org.uk>, Pawel Moll <pawel.moll@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Adam Baker <linux@baker-net.org.uk>, lm-sensors@lm-sensors.org, Rob Herring <robh+dt@kernel.org>, Kumar Gala <galak@codeaurora.org>, linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/3] ARM: mvebu: Create a NSA3xx hardware monitoring driver Date: Wed, 10 Feb 2016 23:33:43 +0000 [thread overview] Message-ID: <1455147224-6742-3-git-send-email-linux@baker-net.org.uk> (raw) In-Reply-To: <1455147224-6742-1-git-send-email-linux@baker-net.org.uk> Create a driver to support the hardware monitoring chip present in several models of Zyxel NSA3xx NAS devices. The driver reads fan speed and temperature from a suitably programmed MCU on the device. Signed-off-by: Adam Baker <linux@baker-net.org.uk> --- I've tested this on an NSA-320, I've had someone offer to test it on NSA-325 so hopefully I will get a tested by back. --- drivers/hwmon/Kconfig | 13 +++ drivers/hwmon/Makefile | 1 + drivers/hwmon/nsa3xx-hwmon.c | 223 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 237 insertions(+) create mode 100644 drivers/hwmon/nsa3xx-hwmon.c diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 80a73bf..8801b78 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -1757,6 +1757,19 @@ config SENSORS_ULTRA45 This driver provides support for the Ultra45 workstation environmental sensors. +config SENSORS_NSA3XX + tristate "ZyXEL NSA3xx fan speed and temperature sensors" + depends on GPIOLIB && OF + help + If you say yes here you get support for hardware monitoring + for the ZyXEL NSA3XX Media Servers. + + The sensor data is taken from a Holtek HT46R065 microcontroller + connected to GPIO lines. + + This driver can also be built as a module. If so, the module + will be called nsa3xx-hwmon. + if ACPI comment "ACPI drivers" diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile index 12a3239..e85414a 100644 --- a/drivers/hwmon/Makefile +++ b/drivers/hwmon/Makefile @@ -118,6 +118,7 @@ obj-$(CONFIG_SENSORS_MAX6650) += max6650.o obj-$(CONFIG_SENSORS_MAX6697) += max6697.o obj-$(CONFIG_SENSORS_MAX31790) += max31790.o obj-$(CONFIG_SENSORS_MC13783_ADC)+= mc13783-adc.o +obj-$(CONFIG_SENSORS_NSA3XX) += nsa3xx-hwmon.o obj-$(CONFIG_SENSORS_MCP3021) += mcp3021.o obj-$(CONFIG_SENSORS_MENF21BMC_HWMON) += menf21bmc_hwmon.o obj-$(CONFIG_SENSORS_NCT6683) += nct6683.o diff --git a/drivers/hwmon/nsa3xx-hwmon.c b/drivers/hwmon/nsa3xx-hwmon.c new file mode 100644 index 0000000..0fbf118 --- /dev/null +++ b/drivers/hwmon/nsa3xx-hwmon.c @@ -0,0 +1,223 @@ +/* + * drivers/hwmon/nsa3xx-hwmon.c + * + * ZyXEL NSA3xx Media Servers + * hardware monitoring + * + * Copyright (C) 2016 Adam Baker <linux@baker-net.org.uk> + * based on a board file driver + * Copyright (C) 2012 Peter Schildmann <linux@schildmann.info> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License v2 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/mutex.h> +#include <linux/platform_device.h> +#include <linux/err.h> +#include <linux/gpio/consumer.h> +#include <linux/hwmon.h> +#include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> +#include <linux/delay.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/of_platform.h> + +#define MAGIC_NUMBER 0x55 + +/* + * The Zyxel hwmon MCU is a Holtek HT46R065 that is factory programmed + * to perform temperature and fan speed monitoring. It is read by taking + * the active pin low. The 32 bit output word is then clocked onto the + * data line. The MSB of the data word is a magic nuber to indicate it + * has been read correctly, the next byte is the fan speed (in hundreds + * of RPM) and the last two bytes are the temperature (in tenths of a + * degree) + */ + +struct nsa3xx_hwmon { + struct device *classdev; + struct mutex update_lock; /* lock GPIO operations */ + unsigned long last_updated; /* jiffies */ + u32 mcu_data; + struct gpio_desc *act; + struct gpio_desc *clk; + struct gpio_desc *data; +}; + +enum nsa3xx_inputs { + NSA3XX_FAN = 1, + NSA3XX_TEMP = 0, +}; + +static const char * const nsa3xx_input_names[] = { + [NSA3XX_FAN] = "Chassis Fan", + [NSA3XX_TEMP] = "System Temperature", +}; + +/* Although this protocol looks similar to SPI the long delay + * between the active (aka chip select) signal and the shorter + * delay between clock pulses are needed for reliable operation. + * The delays provided are taken from the manufacturer kernel, + * testing suggest they probably incorporate a reasonable safety + * margin. (The single device tested became unreliable if the + * delay was reduced to 1/10th of this value.) + */ +static unsigned long nsa3xx_hwmon_update(struct device *dev) +{ + u32 mcu_data; + u32 mask; + struct nsa3xx_hwmon *hwmon = dev_get_drvdata(dev); + + mutex_lock(&hwmon->update_lock); + + mcu_data = hwmon->mcu_data; + + if (time_after(jiffies, hwmon->last_updated + HZ) || + mcu_data == 0) { + + gpiod_set_value(hwmon->act, 1); + msleep(100); + + for (mask = BIT(31); mask; mask >>= 1) { + gpiod_set_value(hwmon->clk, 0); + usleep_range(100, 200); + gpiod_set_value(hwmon->clk, 1); + usleep_range(100, 200); + if (gpiod_get_value(hwmon->data)) + mcu_data |= mask; + } + + gpiod_set_value(hwmon->act, 0); + dev_dbg(dev, "Read raw MCU data %08x\n", mcu_data); + + if ((mcu_data >> 24) != MAGIC_NUMBER) { + dev_err(dev, "Read invalid MCU data %08x\n", mcu_data); + mcu_data = 0; + } + + hwmon->mcu_data = mcu_data; + hwmon->last_updated = jiffies; + } + + mutex_unlock(&hwmon->update_lock); + + return mcu_data; +} + +static ssize_t show_label(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int channel = to_sensor_dev_attr(attr)->index; + + return sprintf(buf, "%s\n", nsa3xx_input_names[channel]); +} + +static ssize_t show_value(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int channel = to_sensor_dev_attr(attr)->index; + unsigned long mcu_data = nsa3xx_hwmon_update(dev); + unsigned long value = 0; + + pr_debug("channel value 0x%02x!\n", channel); + switch (channel) { + case NSA3XX_TEMP: + value = (mcu_data & 0xffff) * 100; + break; + case NSA3XX_FAN: + value = ((mcu_data & 0xff0000) >> 16) * 100; + break; + } + return sprintf(buf, "%lu\n", value); +} + +static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, show_label, NULL, NSA3XX_TEMP); +static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_value, NULL, NSA3XX_TEMP); +static SENSOR_DEVICE_ATTR(fan1_label, S_IRUGO, show_label, NULL, NSA3XX_FAN); +static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_value, NULL, NSA3XX_FAN); + +static struct attribute *nsa3xx_attrs[] = { + &sensor_dev_attr_temp1_label.dev_attr.attr, + &sensor_dev_attr_temp1_input.dev_attr.attr, + &sensor_dev_attr_fan1_label.dev_attr.attr, + &sensor_dev_attr_fan1_input.dev_attr.attr, + NULL +}; + +ATTRIBUTE_GROUPS(nsa3xx); + +static const struct of_device_id of_nsa3xx_hwmon_match[] = { + { .compatible = "zyxel,nsa320-mcu", }, + { }, +}; + +static int nsa3xx_hwmon_probe(struct platform_device *pdev) +{ + struct nsa3xx_hwmon *hwmon; + + hwmon = devm_kzalloc(&pdev->dev, sizeof(*hwmon), GFP_KERNEL); + if (!hwmon) + return -ENOMEM; + + platform_set_drvdata(pdev, hwmon); + + /* Look up the GPIO pins to use */ + hwmon->act = devm_gpiod_get(&pdev->dev, "act", GPIOD_OUT_LOW); + hwmon->clk = devm_gpiod_get(&pdev->dev, "clk", GPIOD_OUT_HIGH); + hwmon->data = devm_gpiod_get(&pdev->dev, "data", GPIOD_IN); + + if (IS_ERR(hwmon->act)) + return PTR_ERR(hwmon->act); + if (IS_ERR(hwmon->clk)) + return PTR_ERR(hwmon->clk); + if (IS_ERR(hwmon->data)) + return PTR_ERR(hwmon->data); + + mutex_init(&hwmon->update_lock); + + hwmon->classdev = devm_hwmon_device_register_with_groups(&pdev->dev, + "nsa3xx", hwmon, nsa3xx_groups); + if (IS_ERR(hwmon->classdev)) + return PTR_ERR(hwmon->classdev); + + dev_dbg(&pdev->dev, "initialized\n"); + + return 0; +} + +static int nsa3xx_hwmon_remove(struct platform_device *pdev) +{ + /* All resources are allocated with devm_*() so + * there is nothing to do here. + */ + + return 0; +} + +static struct platform_driver nsa3xx_hwmon_driver = { + .probe = nsa3xx_hwmon_probe, + .remove = nsa3xx_hwmon_remove, + .driver = { + .name = "nsa3xx-hwmon", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(of_nsa3xx_hwmon_match), + }, +}; + +module_platform_driver(nsa3xx_hwmon_driver); + +MODULE_DEVICE_TABLE(of, of_nsa3xx_hwmon_match); +MODULE_AUTHOR("Peter Schildmann <linux@schildmann.info>"); +MODULE_AUTHOR("Adam Baker <linux@baker-net.org.uk>"); +MODULE_DESCRIPTION("NSA3XX Hardware Monitoring"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:nsa3xx-hwmon"); -- 2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: linux@baker-net.org.uk (Adam Baker) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/3] ARM: mvebu: Create a NSA3xx hardware monitoring driver Date: Wed, 10 Feb 2016 23:33:43 +0000 [thread overview] Message-ID: <1455147224-6742-3-git-send-email-linux@baker-net.org.uk> (raw) In-Reply-To: <1455147224-6742-1-git-send-email-linux@baker-net.org.uk> Create a driver to support the hardware monitoring chip present in several models of Zyxel NSA3xx NAS devices. The driver reads fan speed and temperature from a suitably programmed MCU on the device. Signed-off-by: Adam Baker <linux@baker-net.org.uk> --- I've tested this on an NSA-320, I've had someone offer to test it on NSA-325 so hopefully I will get a tested by back. --- drivers/hwmon/Kconfig | 13 +++ drivers/hwmon/Makefile | 1 + drivers/hwmon/nsa3xx-hwmon.c | 223 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 237 insertions(+) create mode 100644 drivers/hwmon/nsa3xx-hwmon.c diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 80a73bf..8801b78 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -1757,6 +1757,19 @@ config SENSORS_ULTRA45 This driver provides support for the Ultra45 workstation environmental sensors. +config SENSORS_NSA3XX + tristate "ZyXEL NSA3xx fan speed and temperature sensors" + depends on GPIOLIB && OF + help + If you say yes here you get support for hardware monitoring + for the ZyXEL NSA3XX Media Servers. + + The sensor data is taken from a Holtek HT46R065 microcontroller + connected to GPIO lines. + + This driver can also be built as a module. If so, the module + will be called nsa3xx-hwmon. + if ACPI comment "ACPI drivers" diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile index 12a3239..e85414a 100644 --- a/drivers/hwmon/Makefile +++ b/drivers/hwmon/Makefile @@ -118,6 +118,7 @@ obj-$(CONFIG_SENSORS_MAX6650) += max6650.o obj-$(CONFIG_SENSORS_MAX6697) += max6697.o obj-$(CONFIG_SENSORS_MAX31790) += max31790.o obj-$(CONFIG_SENSORS_MC13783_ADC)+= mc13783-adc.o +obj-$(CONFIG_SENSORS_NSA3XX) += nsa3xx-hwmon.o obj-$(CONFIG_SENSORS_MCP3021) += mcp3021.o obj-$(CONFIG_SENSORS_MENF21BMC_HWMON) += menf21bmc_hwmon.o obj-$(CONFIG_SENSORS_NCT6683) += nct6683.o diff --git a/drivers/hwmon/nsa3xx-hwmon.c b/drivers/hwmon/nsa3xx-hwmon.c new file mode 100644 index 0000000..0fbf118 --- /dev/null +++ b/drivers/hwmon/nsa3xx-hwmon.c @@ -0,0 +1,223 @@ +/* + * drivers/hwmon/nsa3xx-hwmon.c + * + * ZyXEL NSA3xx Media Servers + * hardware monitoring + * + * Copyright (C) 2016 Adam Baker <linux@baker-net.org.uk> + * based on a board file driver + * Copyright (C) 2012 Peter Schildmann <linux@schildmann.info> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License v2 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/mutex.h> +#include <linux/platform_device.h> +#include <linux/err.h> +#include <linux/gpio/consumer.h> +#include <linux/hwmon.h> +#include <linux/hwmon-sysfs.h> +#include <linux/jiffies.h> +#include <linux/delay.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/of_platform.h> + +#define MAGIC_NUMBER 0x55 + +/* + * The Zyxel hwmon MCU is a Holtek HT46R065 that is factory programmed + * to perform temperature and fan speed monitoring. It is read by taking + * the active pin low. The 32 bit output word is then clocked onto the + * data line. The MSB of the data word is a magic nuber to indicate it + * has been read correctly, the next byte is the fan speed (in hundreds + * of RPM) and the last two bytes are the temperature (in tenths of a + * degree) + */ + +struct nsa3xx_hwmon { + struct device *classdev; + struct mutex update_lock; /* lock GPIO operations */ + unsigned long last_updated; /* jiffies */ + u32 mcu_data; + struct gpio_desc *act; + struct gpio_desc *clk; + struct gpio_desc *data; +}; + +enum nsa3xx_inputs { + NSA3XX_FAN = 1, + NSA3XX_TEMP = 0, +}; + +static const char * const nsa3xx_input_names[] = { + [NSA3XX_FAN] = "Chassis Fan", + [NSA3XX_TEMP] = "System Temperature", +}; + +/* Although this protocol looks similar to SPI the long delay + * between the active (aka chip select) signal and the shorter + * delay between clock pulses are needed for reliable operation. + * The delays provided are taken from the manufacturer kernel, + * testing suggest they probably incorporate a reasonable safety + * margin. (The single device tested became unreliable if the + * delay was reduced to 1/10th of this value.) + */ +static unsigned long nsa3xx_hwmon_update(struct device *dev) +{ + u32 mcu_data; + u32 mask; + struct nsa3xx_hwmon *hwmon = dev_get_drvdata(dev); + + mutex_lock(&hwmon->update_lock); + + mcu_data = hwmon->mcu_data; + + if (time_after(jiffies, hwmon->last_updated + HZ) || + mcu_data == 0) { + + gpiod_set_value(hwmon->act, 1); + msleep(100); + + for (mask = BIT(31); mask; mask >>= 1) { + gpiod_set_value(hwmon->clk, 0); + usleep_range(100, 200); + gpiod_set_value(hwmon->clk, 1); + usleep_range(100, 200); + if (gpiod_get_value(hwmon->data)) + mcu_data |= mask; + } + + gpiod_set_value(hwmon->act, 0); + dev_dbg(dev, "Read raw MCU data %08x\n", mcu_data); + + if ((mcu_data >> 24) != MAGIC_NUMBER) { + dev_err(dev, "Read invalid MCU data %08x\n", mcu_data); + mcu_data = 0; + } + + hwmon->mcu_data = mcu_data; + hwmon->last_updated = jiffies; + } + + mutex_unlock(&hwmon->update_lock); + + return mcu_data; +} + +static ssize_t show_label(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int channel = to_sensor_dev_attr(attr)->index; + + return sprintf(buf, "%s\n", nsa3xx_input_names[channel]); +} + +static ssize_t show_value(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int channel = to_sensor_dev_attr(attr)->index; + unsigned long mcu_data = nsa3xx_hwmon_update(dev); + unsigned long value = 0; + + pr_debug("channel value 0x%02x!\n", channel); + switch (channel) { + case NSA3XX_TEMP: + value = (mcu_data & 0xffff) * 100; + break; + case NSA3XX_FAN: + value = ((mcu_data & 0xff0000) >> 16) * 100; + break; + } + return sprintf(buf, "%lu\n", value); +} + +static SENSOR_DEVICE_ATTR(temp1_label, S_IRUGO, show_label, NULL, NSA3XX_TEMP); +static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_value, NULL, NSA3XX_TEMP); +static SENSOR_DEVICE_ATTR(fan1_label, S_IRUGO, show_label, NULL, NSA3XX_FAN); +static SENSOR_DEVICE_ATTR(fan1_input, S_IRUGO, show_value, NULL, NSA3XX_FAN); + +static struct attribute *nsa3xx_attrs[] = { + &sensor_dev_attr_temp1_label.dev_attr.attr, + &sensor_dev_attr_temp1_input.dev_attr.attr, + &sensor_dev_attr_fan1_label.dev_attr.attr, + &sensor_dev_attr_fan1_input.dev_attr.attr, + NULL +}; + +ATTRIBUTE_GROUPS(nsa3xx); + +static const struct of_device_id of_nsa3xx_hwmon_match[] = { + { .compatible = "zyxel,nsa320-mcu", }, + { }, +}; + +static int nsa3xx_hwmon_probe(struct platform_device *pdev) +{ + struct nsa3xx_hwmon *hwmon; + + hwmon = devm_kzalloc(&pdev->dev, sizeof(*hwmon), GFP_KERNEL); + if (!hwmon) + return -ENOMEM; + + platform_set_drvdata(pdev, hwmon); + + /* Look up the GPIO pins to use */ + hwmon->act = devm_gpiod_get(&pdev->dev, "act", GPIOD_OUT_LOW); + hwmon->clk = devm_gpiod_get(&pdev->dev, "clk", GPIOD_OUT_HIGH); + hwmon->data = devm_gpiod_get(&pdev->dev, "data", GPIOD_IN); + + if (IS_ERR(hwmon->act)) + return PTR_ERR(hwmon->act); + if (IS_ERR(hwmon->clk)) + return PTR_ERR(hwmon->clk); + if (IS_ERR(hwmon->data)) + return PTR_ERR(hwmon->data); + + mutex_init(&hwmon->update_lock); + + hwmon->classdev = devm_hwmon_device_register_with_groups(&pdev->dev, + "nsa3xx", hwmon, nsa3xx_groups); + if (IS_ERR(hwmon->classdev)) + return PTR_ERR(hwmon->classdev); + + dev_dbg(&pdev->dev, "initialized\n"); + + return 0; +} + +static int nsa3xx_hwmon_remove(struct platform_device *pdev) +{ + /* All resources are allocated with devm_*() so + * there is nothing to do here. + */ + + return 0; +} + +static struct platform_driver nsa3xx_hwmon_driver = { + .probe = nsa3xx_hwmon_probe, + .remove = nsa3xx_hwmon_remove, + .driver = { + .name = "nsa3xx-hwmon", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(of_nsa3xx_hwmon_match), + }, +}; + +module_platform_driver(nsa3xx_hwmon_driver); + +MODULE_DEVICE_TABLE(of, of_nsa3xx_hwmon_match); +MODULE_AUTHOR("Peter Schildmann <linux@schildmann.info>"); +MODULE_AUTHOR("Adam Baker <linux@baker-net.org.uk>"); +MODULE_DESCRIPTION("NSA3XX Hardware Monitoring"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:nsa3xx-hwmon"); -- 2.1.4
next prev parent reply other threads:[~2016-02-10 23:33 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-02-10 23:33 [PATCH 0/3] ARM: mvebu: Add driver for the Zyxel NSA3XX hwmon MCU Adam Baker 2016-02-10 23:33 ` Adam Baker 2016-02-10 23:33 ` [PATCH 1/3] ARM: mvebu: Define binding for the nsa3xx-hwmon driver Adam Baker 2016-02-10 23:33 ` Adam Baker [not found] ` <1455147224-6742-2-git-send-email-linux-u8Lxuz9p/S1csCcyGdaD/Q@public.gmane.org> 2016-02-12 15:59 ` Rob Herring 2016-02-12 15:59 ` Rob Herring 2016-02-10 23:33 ` Adam Baker [this message] 2016-02-10 23:33 ` [PATCH 2/3] ARM: mvebu: Create a NSA3xx hardware monitoring driver Adam Baker [not found] ` <1455147224-6742-3-git-send-email-linux-u8Lxuz9p/S1csCcyGdaD/Q@public.gmane.org> 2016-02-13 2:35 ` Guenter Roeck 2016-02-13 2:35 ` Guenter Roeck 2016-02-15 23:08 ` Adam Baker 2016-02-15 23:08 ` Adam Baker 2016-02-10 23:33 ` [PATCH 3/3] ARM: mvebu: Add the hardware monitor to the NSA320 device tree Adam Baker 2016-02-10 23:33 ` Adam Baker [not found] ` <1455147224-6742-1-git-send-email-linux-u8Lxuz9p/S1csCcyGdaD/Q@public.gmane.org> 2016-02-12 16:35 ` [PATCH 0/3] ARM: mvebu: Add driver for the Zyxel NSA3XX hwmon MCU Gregory CLEMENT 2016-02-12 16:35 ` Gregory CLEMENT
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=1455147224-6742-3-git-send-email-linux@baker-net.org.uk \ --to=linux@baker-net.org.uk \ --cc=andrew@lunn.ch \ --cc=devicetree@vger.kernel.org \ --cc=galak@codeaurora.org \ --cc=gregory.clement@free-electrons.com \ --cc=ijc+devicetree@hellion.org.uk \ --cc=jason@lakedaemon.net \ --cc=jdelvare@suse.com \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux@arm.linux.org.uk \ --cc=linux@roeck-us.net \ --cc=lm-sensors@lm-sensors.org \ --cc=mark.rutland@arm.com \ --cc=pawel.moll@arm.com \ --cc=robh+dt@kernel.org \ --cc=sebastian.hesselbarth@gmail.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.