Matt, Did you solve your problem? I have a very similar issue to yours right now. I've been trying to find a solution for a few days.
Andrew On Wednesday, December 11, 2013 7:13:39 AM UTC-5, Sika wrote: > > Pretty recent, actually, Mike... > > 3.8.13-bone20 > > And the pins are changing -- it's outputing 37: > > sudo cat $PINS|grep 840 > pin 16 (44e10840) 00000037 pinctrl-single > > and the multimeter says it is pulled up. > > I used a different overlay tree as well -- and get the same thing > /dts-v1/; > /plugin/; > > / { > compatible = "ti,beaglebone", "ti,beaglebone-black"; > part-number = "BB-W1"; > version = "00A0"; > > exclusive-use = "P9.15", "gpio1_16"; > > fragment@0 { > target = <&am33xx_pinmux>; > __overlay__ { > bb_w1_pins: pinmux_bb_w1_pins { > pinctrl-single,pins = < > 0x040 0x37 /*pin P9_15 input with pullup mode 7 - > w1-gpio */ > >; > }; > }; > }; > > fragment@1 { > target = <&ocp>; > __overlay__ { > onewire@0 { > status = "okay"; > compatible = "w1-gpio"; > pinctrl-names = "default"; > pinctrl-0 = <&bb_w1_pins>; > > gpios = <&gpio2 16 0>; /*grrr I think this means gpio1_16 > (using 1 to 4 instread of 0-3)*/ > }; > }; > }; > }; > > > I'd greatly appreciate any help on this I can get! > > Kind regards > > Matt > > > > > > > On Wednesday, December 11, 2013 7:57:21 PM UTC+10, Mike Bremford wrote: >> >> Which kernel - "uname -a"? I don't think you can change the pinmux for >> pins under 3.12 yet - well I couldn't anyway, although it worked for me >> under 3.8. Check by doing "grep 44e10840 >> /sys/kernel/debug/pinctrl/44e10800.pinmux/pins" - is it 00000037? Is the >> pin actually pulled up? Test with a multimeter and/or add an external >> pullup resistor. >> >> >> On 11 December 2013 08:29, Sika <sikasa...@gmail.com> wrote: >> >>> Well it says it loads -- but it does not work. Help appreciated! >>> >>> Thanks >>> >>> Matt >>> >>> >>> On Tuesday, December 10, 2013 6:31:12 PM UTC+10, Sika wrote: >>>> >>>> Oh, by the way ...the blob is loaded: >>>> >>>> >>>> grubby@ubuntu-armhf:~/python/projects$ cat $SLOTS >>>> 0: 54:PF--- >>>> 1: 55:PF--- >>>> 2: 56:PF--- >>>> 3: 57:PF--- >>>> 4: ff:P-O-L Bone-LT-eMMC-2G,00A0,Texas Instrument,BB-BONE-EMMC-2G >>>> 5: ff:P-O-L Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI >>>> 6: ff:P-O-L Override Board Name,00A0,Override Manuf,w1 >>>> >>>> >> -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.