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pru: Disable ADC reading directly from the PRU 

The PRU code size has grown too close to the maximum - remove the ADC
code to reduce its overall size.  (On the beaglebone, the Linux
process can, and typically does, do the ADC reading.)

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2018-06-27 12:04:26 -04:00
parent 41058d22a6
commit d651851567
3 changed files with 9 additions and 6 deletions
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7
config/generic-cramps.cfg
View File

@ -49,7 +49,7 @@ filament_diameter: 1.750
heater_pin: P9_15
sensor_type: EPCOS 100K B57560G104F
pullup_resistor: 2000
sensor_pin: P9_36
sensor_pin: host:analog5
control: pid
pid_Kp: 22.2
pid_Ki: 1.08
@ -61,7 +61,7 @@ max_temp: 250
heater_pin: P8_11
sensor_type: EPCOS 100K B57560G104F
pullup_resistor: 2000
sensor_pin: P9_33
sensor_pin: host:analog4
control: watermark
min_temp: 0
max_temp: 130
@ -73,6 +73,9 @@ pin: P9_41
serial: /dev/rpmsg_pru30
pin_map: beaglebone
[mcu host]
serial: /tmp/klipper_host_mcu
[printer]
kinematics: cartesian
max_velocity: 300

6
docs/beaglebone.md
View File

@ -71,9 +71,9 @@ make flash
sudo service klipper start
```
For the Replicape, it is also necessary to compile and install the
micro-controller code for a Linux host process. Run "make menuconfig"
a second time and configure it for a "Linux process":
It is also necessary to compile and install the micro-controller code
for a Linux host process. Run "make menuconfig" a second time and
configure it for a "Linux process":
```
make menuconfig
```

2
src/pru/Kconfig
View File

@ -6,7 +6,7 @@ config PRU_SELECT
bool
default y
select HAVE_GPIO
select HAVE_GPIO_ADC
#select HAVE_GPIO_ADC
config BOARD_DIRECTORY
string