Hi! > This series adds a new subsystem for GNSS receivers (e.g. GPS > receivers). > > While GNSS receivers are typically accessed using a UART interface they > often also support other I/O interfaces such as I2C, SPI and USB, while > yet other devices use iomem or even some form of remote-processor > messaging (rpmsg). > > The new GNSS subsystem abstracts the underlying interface and provides a > new "gnss" class type, which exposes a character-device interface (e.g. > /dev/gnss0) to user space. This allows GNSS receivers to have a > representation in the Linux device model, something which is important > not least for power management purposes and which also allows for easy > detection and (eventually) identification of GNSS devices. Actually... no, what you done is not GNSS subsystem. It is generic subsystem for a link + some controls, typically for power. Yes, that setup is common for GPS receivers, but it is there also for modems (droid 4: usb + gpios) and bluetooth dongles (n900: serial + gpios). Best regards, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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