On Jan 30, 2008 8:39 PM, Robin Getz <[EMAIL PROTECTED]> wrote: > On Wed 30 Jan 2008 06:00, Jiri Slaby pondered: > > On 01/30/2008 11:36 AM, Bryan Wu wrote: > > > From: Mike Frysinger <[EMAIL PROTECTED]> > > > > > > initial char driver for otp memory > > > (only read supported atm ... needs real examples/docs for write support) > > > > > > Signed-off-by: Mike Frysinger <[EMAIL PROTECTED]> > > > Signed-off-by: Bryan Wu <[EMAIL PROTECTED]> > > > > + bfin_otp_class = class_create(THIS_MODULE, "otp"); > > > + device_create(bfin_otp_class, NULL, bfin_otp_dev_node, "otp"); > > > > Anyway, wouldn't be easier/better to use misc.c functionality here > > (misc_register() et al.)? > > OTP (one time programmable) memory are not registers, they are small blocks > (8k bytes) of non violate on chip memory, for storing things that you don't > want other people to look at via a PCB level probe. (like keys), or things > that are just helpful - like MAC addresses. >
Jiri means this OTP char driver can use misc character driver interface as misc_register(). And one question for Jiri, what is the difference between misc char driver with other char drivers. Because we got some other char drivers locally, maybe some day send them out. Thanks -Bryan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
