Messages in this thread | | | Date | Sat, 27 Dec 2014 20:58:25 +0100 | From | Pavel Machek <> | Subject | Re: [PATCH 2/3] hwmon: Driver for OMAP3 temperature sensor |
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On Fri 2014-12-26 13:34:53, Sebastian Reichel wrote: > OMAP34xx and OMAP36xx processors contain a register in the syscon area, > which can be used to determine the SoCs temperature. This patch provides > a DT based driver for the temperature sensor based on an older driver > written by Peter De Schrijver for the Nokia N900 and N9. > > Signed-off-by: Sebastian Reichel <sre@kernel.org> > --- > drivers/hwmon/Kconfig | 8 ++ > drivers/hwmon/Makefile | 1 + > drivers/hwmon/omap3-temp.c | 307 +++++++++++++++++++++++++++++++++++++++++++++ > 3 files changed, 316 insertions(+) > create mode 100644 drivers/hwmon/omap3-temp.c
When it hangs, it loops here:
do { regmap_read(data->syscon, SYSCON_TEMP_REG,&temp_sensor_reg); if ((temp_sensor_reg & eocz_mask) == level) return true; printk("="); } while (ktime_us_delta(expire, ktime_get()) > 0);
Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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