Messages in this thread Patch in this message | | | Date | Tue, 12 Mar 2013 21:56:56 -0700 | From | Guenter Roeck <> | Subject | Re: [lm-sensors] [PATCH v4] hwmon: ntc: Add DT with IIO support to NTC thermistor driver |
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On Tue, Mar 12, 2013 at 09:52:26PM -0700, Guenter Roeck wrote: > On Wed, Mar 13, 2013 at 09:38:20AM +0530, Naveen Krishna Chatradhi wrote: > > This patch adds DT support to NTC driver to parse the > > platform data. > > > > Also adds the support to work as an iio device. > > > > During the probe ntc driver gets the respective channels of ADC > > and uses iio_raw_read calls to get the ADC converted value. > > > > Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> > > Unfortunately there is still something we'll need to sort out: > > fs/sysfs/Kconfig:1: symbol SYSFS is selected by AT91_ADC > drivers/iio/adc/Kconfig:85: symbol AT91_ADC depends on IIO > drivers/iio/Kconfig:5: symbol IIO is selected by SENSORS_NTC_THERMISTOR > drivers/hwmon/Kconfig:900: symbol SENSORS_NTC_THERMISTOR depends on HWMON > drivers/hwmon/Kconfig:5: symbol HWMON is selected by EEEPC_LAPTOP > drivers/platform/x86/Kconfig:477: symbol EEEPC_LAPTOP depends on > HOTPLUG_PCI > drivers/pci/hotplug/Kconfig:5: symbol HOTPLUG_PCI depends on SYSFS > > So we can not just select IIO. I'll see if I can find a solution. > Here it is:
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index f7adbe8..47d2176 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -899,7 +899,7 @@ config SENSORS_MCP3021
config SENSORS_NTC_THERMISTOR tristate "NTC thermistor support" - select IIO if OF + depends on (!OF && !IIO) || (OF && IIO) help This driver supports NTC thermistors sensor reading and its interpretation. The driver can also monitor the temperature and
I'll modify the patch accordingly. No need to resubmit.
Thanks, Guenter
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