Hi Brent, On Fri, Aug 15, 2014 at 12:45 AM, Brent Thomson <brentthom...@gmail.com> wrote: > Hey all. I'm working on my first Linux kernel module. It's an > adaptation of an hd44780-over-GPIO driver. You can see it here: > > https://github.com/brnt/openwrt-hd44780 > > The driver is working fine, but I'd like to allow the user to > configure which GPIOs are used by the driver. Rather than hard-coding > the values in the C file (as they're currently done) I'd prefer to > read values from a config file (or the equivalent).
The modern way to do this is to add a hd44780-gpio device node to the device tree, cfr. spi-over-gpio: Documentation/devicetree/bindings/spi/spi-gpio.txt Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds _______________________________________________ openwrt-devel mailing list openwrt-devel@lists.openwrt.org https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel