On 23/06/2024 05:15:45+0200, Marek Vasut wrote: > Document a type attribute used by userspace to discern different types of > NVMEM devices. The implementation is already present, the ABI document is > missing, add it. > > Signed-off-by: Marek Vasut <marex@xxxxxxx> Reviewed-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> > --- > Cc: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Cc: Bartosz Golaszewski <brgl@xxxxxxxx> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Cc: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> > Cc: linux-i2c@xxxxxxxxxxxxxxx > --- > V2: - New patch > --- > Documentation/ABI/stable/sysfs-bus-nvmem | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/Documentation/ABI/stable/sysfs-bus-nvmem b/Documentation/ABI/stable/sysfs-bus-nvmem > index 854bd11d72ac4..0e3a8492a1082 100644 > --- a/Documentation/ABI/stable/sysfs-bus-nvmem > +++ b/Documentation/ABI/stable/sysfs-bus-nvmem > @@ -20,3 +20,14 @@ Description: > ... > * > 0001000 > + > +What: /sys/bus/nvmem/devices/.../type > +Date: November 2018 > +KernelVersion: 5.0 > +Contact: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> > +Description: > + This read-only attribute allows user to read the NVMEM > + device type. Supported types are "Unknown", "EEPROM", > + "OTP", "Battery backed", "FRAM". > + Note: This file is only present if CONFIG_NVMEM_SYSFS > + is enabled > -- > 2.43.0 > -- Alexandre Belloni, co-owner and COO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
