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| author | Kevin O'Connor <kevin@koconnor.net> | 2019-07-11 17:56:41 -0400 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2019-07-12 11:39:14 -0400 |
| commit | bc78bc486477b37ad137462cd5fffe8dd9be2738 (patch) | |
| tree | 10cf88a024215d7e53b29b23710c9f5df352c6cd | |
| parent | 25438a790199e16c64b56817f8fa15628849e8cd (diff) | |
| download | kutter-bc78bc486477b37ad137462cd5fffe8dd9be2738.tar.gz kutter-bc78bc486477b37ad137462cd5fffe8dd9be2738.tar.xz kutter-bc78bc486477b37ad137462cd5fffe8dd9be2738.zip | |
replicape: Try to detect shift register spi on spidev2.1
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
| -rw-r--r-- | klippy/extras/replicape.py | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/klippy/extras/replicape.py b/klippy/extras/replicape.py index 12eb1454..b6419217 100644 --- a/klippy/extras/replicape.py +++ b/klippy/extras/replicape.py @@ -1,13 +1,12 @@ # Code to configure miscellaneous chips # -# Copyright (C) 2017,2018 Kevin O'Connor <kevin@koconnor.net> +# Copyright (C) 2017-2019 Kevin O'Connor <kevin@koconnor.net> # # This file may be distributed under the terms of the GNU GPLv3 license. -import logging +import logging, os import pins, mcu, bus REPLICAPE_MAX_CURRENT = 3.84 -REPLICAPE_SHIFT_REGISTER_BUS = "spidev1.1" REPLICAPE_PCA9685_BUS = 2 REPLICAPE_PCA9685_ADDRESS = 0x70 REPLICAPE_PCA9685_CYCLE_TIME = .001 @@ -198,7 +197,11 @@ class Replicape: and self.stepper_dacs): shift_registers[4] &= ~1 self.sr_enabled = list(reversed(shift_registers)) - self.sr_spi = bus.MCU_SPI(self.host_mcu, REPLICAPE_SHIFT_REGISTER_BUS, + sr_spi_bus = "spidev1.1" + if not self.host_mcu.is_fileoutput() and os.path.exists( + '/sys/devices/platform/ocp/481a0000.spi/spi_master/spi2'): + sr_spi_bus = "spidev2.1" + self.sr_spi = bus.MCU_SPI(self.host_mcu, sr_spi_bus, None, 0, 50000000, self.sr_disabled) self.sr_spi.spi_send(self.sr_disabled) def note_pwm_start_value(self, channel, start_value, shutdown_value): |