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 On Tuesday, December 10, 2013 6:13:43 PM UTC+10, Sika wrote: > > Hi All, > > A puzzle: > > the following device tree > > > > > /* > * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ > * > * This program is free software; you can redistribute it and/or modify > * it under the terms of the GNU General Public License version 2 as > * published by the Free Software Foundation. > * > * Modified by Russell Senior from the weather cape's DTS file. > * Minor formatting by C W Rose. Minor additions and mistakes M.Redding > */ > /dts-v1/; > /plugin/; > / { > compatible = "ti,beaglebone", "ti,beaglebone-black"; > part-number = "BB-W1"; > version = "00A0"; > exclusive-use = "P9.15"; > > 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)*/ > }; > }; > }; > }; > > > > > This thing loads -- on ubuntu, but does not seem to produce an accessible > device: > > > ls /sys/bus/w1/ > > devices drivers drivers_autoprobe drivers_probe uevent > > ls /sys/bus/w1/devices > > w1_bus_master1 > > > ls /sys/bus/w1/devices/w1_bus_master1 > driver uevent w1_master_max_slave_count w1_master_pullup > w1_master_slave_count > power w1_master_add w1_master_name w1_master_remove > w1_master_slaves > subsystem w1_master_attempts w1_master_pointer w1_master_search > w1_master_timeout > > > hmm .... so, any suggestions where w1_slave might be, so I can access it > from python? > > Thanks for your help > > Kind regards > > Matt > > > > > > -- 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 [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
