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Import/add some Python libs for the Pi

This commit is contained in:
Martchus 2018-11-02 23:52:27 +00:00
parent 904b3e5b7b
commit 19d98f554c
8 changed files with 407 additions and 0 deletions
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36
python-colorzero/git/PKGBUILD Normal file
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# Maintainer: Christopher Arndt <aur -at- chrisarndt -dot- de>
# Contributor: Giampaolo Mancini <giampaolo@trampolineup.com>
_name=python-colorzero
_name2=${_name##python-}
pkgname=$_name-git
pkgver=46.963f1a0
pkgrel=1
pkgdesc='Another color manipulation library for Python'
arch=('any')
url="https://github.com/waveform80/${_name2}"
license=('BSD')
depends=('python')
makedepends=('git' 'python-setuptools')
provides=("${_name}")
conflicts=("${_name}")
source=("git://github.com/waveform80/${_name2}.git")
sha256sums=('SKIP')
pkgver() {
cd "${srcdir}/${_name2}"
echo "$(git rev-list --count HEAD).$(git rev-parse --short HEAD)"
}
build() {
cd "${srcdir}/${_name2}"
python setup.py build
}
package() {
cd "${srcdir}/${_name2}"
python setup.py install --root="${pkgdir}/" --optimize=1
install -Dm644 LICENSE.txt -t "${pkgdir}/usr/share/licenses/${pkgname}"
}
# vim:set ts=2 sw=2 et:

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# Maintainer: Christopher Arndt <aur -at- chrisarndt -dot- de>
# Contributor: Giampaolo Mancini <giampaolo@trampolineup.com>
pkgname=python-gpiozero
pkgver=1.4.1
pkgrel=1
pkgdesc='A simple interface to GPIO devices with Raspberry Pi'
arch=('any')
url="https://github.com/RPi-Distro/${pkgname}"
license=('BSD')
optdepends=(
'python-spidev: for SPI access'
'python-rpi.gpio: for Raspberry Pi GPIO pin access via RPi.GPIO library'
)
depends=('python-setuptools')
source=("${pkgname}-${pkgver}.tar.gz::https://github.com/RPi-Distro/${pkgname}/archive/v${pkgver}.tar.gz")
sha256sums=('d2d7ef04487ac5271c0ff565877ce7a5c376fc05d01bff183c98aa00635af099')
build() {
cd "${srcdir}/${pkgname}-${pkgver}"
python setup.py build
}
package() {
cd "${srcdir}/${pkgname}-${pkgver}"
python setup.py install --root="${pkgdir}/" --optimize=1
install -Dm644 LICENCE.txt -t "${pkgdir}/usr/share/licenses/${pkgname}"
}
# vim:set ts=2 sw=2 et:

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# Maintainer: Christopher Arndt <aur -at- chrisarndt -dot- de>
# Contributor: Giampaolo Mancini <giampaolo@trampolineup.com>
_name=python-gpiozero
pkgname=$_name-git
pkgver=940.4aa1c16
pkgrel=1
pkgdesc='A simple interface to GPIO devices with Raspberry Pi'
arch=('any')
url="https://github.com/RPi-Distro/${_name}"
license=('BSD')
optdepends=(
'python-spidev: for SPI access'
'python-rpi.gpio: for Raspberry Pi GPIO pin access via RPi.GPIO library'
)
depends=()
makedepends=('git' 'python-setuptools')
provides=("${_name}")
conflicts=("${_name}")
source=("git://github.com/RPi-Distro/${_name}.git")
sha256sums=('SKIP')
pkgver() {
cd "${srcdir}/${_name}"
echo "$(git rev-list --count HEAD).$(git rev-parse --short HEAD)"
}
build() {
cd "${srcdir}/${_name}"
python setup.py build
}
package() {
cd "${srcdir}/${_name}"
python setup.py install --root="${pkgdir}/" --optimize=1
install -Dm644 LICENCE.txt -t "${pkgdir}/usr/share/licenses/${pkgname}"
}
# vim:set ts=2 sw=2 et:

21
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# Maintainer: Devaev Maxim <mdevaev@gmail.com>
# Contributor: Michael Serpieri <contact at pygoscelis dot org>
pkgname="python-raspberry-gpio"
pkgver="0.6.3"
pkgrel="1"
pkgdesc="Python library for GPIO access on a Raspberry Pi"
arch=("armv6h" "armv7h" "aarch64")
url="http://sourceforge.net/projects/raspberry-gpio-python/"
license=("MIT")
depends=("python")
makedepends=("python-distribute")
source=("https://files.pythonhosted.org/packages/source/R/RPi.GPIO/RPi.GPIO-$pkgver.tar.gz")
md5sums=("e4abe1cfb5eacebe53078032256eb837")
package() {
cd $srcdir/RPi.GPIO-$pkgver
python setup.py install --prefix=/usr --root="$pkgdir/" --optimize=1
}

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pkgname=python-rpi.gpio
pkgver=0.6.3
pkgrel=3
pkgdesc="A module to control Raspberry Pi GPIO channels"
url="http://sourceforge.net/projects/raspberry-gpio-python/"
arch=('i686' 'x86_64' 'arm' 'armv6h' 'armv7h' 'aarch64')
license=('MIT')
depends=('python')
makedepends=('python-setuptools')
source=("https://pypi.python.org/packages/e2/58/6e1b775606da6439fa3fd1550e7f714ac62aa75e162eed29dbec684ecb3e/RPi.GPIO-0.6.3.tar.gz"
read-pin-base.patch
cpuinfo-from-devicetree.patch)
sha256sums=('a5fc0eb5e401963b6c0a03650da6b42c4005f02d962b81241d96c98d0a578516'
'72539b6246f8f6b1c792052c5d7078e3d171f0a7a3a01d81b59431fed7058fda'
'436825c6601e9ba873092d0be3d76693570e610479523abd3e9b821ff42ea83c')
prepare () {
cd "${srcdir}/RPi.GPIO-${pkgver}"
# https://sourceforge.net/p/raspberry-gpio-python/tickets/149/
patch -p1 -i "${srcdir}/cpuinfo-from-devicetree.patch"
# https://sourceforge.net/p/raspberry-gpio-python/tickets/150/
patch -p1 -i "${srcdir}/read-pin-base.patch"
}
build() {
cd "${srcdir}/RPi.GPIO-${pkgver}"
python setup.py build
}
package() {
cd "${srcdir}/RPi.GPIO-${pkgver}"
python setup.py install --root=${pkgdir} --optimize=1 --skip-build
}

84
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diff -r c53985209d09 source/cpuinfo.c
--- a/source/cpuinfo.c Sun Oct 30 22:41:09 2016 +0000
+++ b/source/cpuinfo.c Wed Feb 22 17:15:44 2017 +0100
@@ -34,6 +34,8 @@
char *rev;
int found = 0;
int len;
+ char *line;
+ size_t linelen = 128;
if ((fp = fopen("/proc/cpuinfo", "r")) == NULL)
return -1;
@@ -51,8 +53,70 @@
}
fclose(fp);
- if (!found)
+ if (!found) {
+ // We may have data from the device-tree
+ if ((fp = fopen("/proc/device-tree/compatible", "r")) != NULL) {
+ line = calloc(linelen, sizeof(char));
+
+ while (getdelim(&line, &linelen, '\0', fp) != -1) {
+ // Look for the board model
+ if (strstr(line, "raspberrypi,model-a")) {
+ info->type = "Model A";
+ info->p1_revision = 2;
+ info->ram = "256M";
+ } else if (strstr(line, "raspberrypi,model-b")) {
+ info->type = "Model B";
+ info->p1_revision = 2;
+ info->ram = "256M";
+ } else if (strstr(line, "raspberrypi,model-a-plus")) {
+ info->type = "Model A+";
+ info->p1_revision = 3;
+ info->ram = "Unknown";
+ } else if (strstr(line, "raspberrypi,model-b-plus")) {
+ info->type = "Model B+";
+ info->p1_revision = 3;
+ info->ram = "512M";
+ } else if (strstr(line, "raspberrypi,2-model-b")) {
+ info->type = "Pi 2 Model B";
+ info->p1_revision = 3;
+ info->ram = "1G";
+ } else if (strstr(line, "raspberrypi,compute-module")) {
+ info->type = "Compute";
+ info->p1_revision = 0;
+ info->ram = "512M";
+ } else if (strstr(line, "raspberrypi,3-model-b")) {
+ info->type = "Pi 3 Model B";
+ info->p1_revision = 3;
+ info->ram = "1G";
+ } else if (strstr(line, "raspberrypi,model-zero")) {
+ info->type = "Zero";
+ info->p1_revision = 3;
+ info->ram = "512M";
+ } else if (strstr(line, "raspberrypi,model-b-rev2")) {
+ info->type = "Model B";
+ info->p1_revision = 2;
+ info->ram = "Unknown";
+ }
+
+ // Look for CPU part
+ if (strstr(line, "brcm,bcm2835")) {
+ info->processor = "BCM2835";
+ } else if (strstr(line, "brcm,bcm2836")) {
+ info->processor = "BCM2836";
+ } else if (strstr(line, "brcm,bcm2837")) {
+ info->processor = "BCM2837";
+ }
+ }
+ free(line);
+
+ info->manufacturer = "Unknown";
+ fclose(fp);
+
+ return 0;
+ }
+
return -1;
+ }
if ((len = strlen(revision)) == 0)
return -1;

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diff -r c53985209d09 source/event_gpio.c
--- a/source/event_gpio.c Sun Oct 30 22:41:09 2016 +0000
+++ b/source/event_gpio.c Thu Feb 23 18:22:28 2017 +0100
@@ -24,6 +24,7 @@
#include <sys/epoll.h>
#include <stdio.h>
#include <stdlib.h>
+#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
@@ -62,17 +63,64 @@
int thread_running = 0;
int epfd_thread = -1;
int epfd_blocking = -1;
+int pin_base = -1;
/************* /sys/class/gpio functions ************/
+void gpio_find_chip_base()
+{
+ DIR *gpio_dir;
+ struct dirent *child;
+ char label_path[128];
+ char label[128];
+ int fd;
+
+ /* No need to search for it twice */
+ if (pin_base >= 0)
+ return;
+
+ if ((gpio_dir = opendir("/sys/class/gpio")) == NULL) {
+ pin_base = 0;
+ return;
+ }
+
+ while ((child = readdir(gpio_dir)) != NULL) {
+ if (!strstr(child->d_name, "gpiochip"))
+ continue;
+
+ if (snprintf(label_path, sizeof(label_path),
+ "/sys/class/gpio/%s/label", child->d_name) < 0) {
+ pin_base = 0;
+ return;
+ }
+
+ if ((fd = open(label_path, O_RDONLY)) < 0) {
+ pin_base = 0;
+ return;
+ }
+
+ if (read(fd, label, sizeof(label)) > 0 &&
+ strstr(label, "pinctrl-bcm2835")) {
+ pin_base = atoi(child->d_name + 8);
+ break;
+ }
+ close(fd);
+ }
+
+ if (pin_base < 0)
+ pin_base = 0;
+}
+
int gpio_export(unsigned int gpio)
{
int fd, len;
- char str_gpio[3];
+ char str_gpio[64];
if ((fd = open("/sys/class/gpio/export", O_WRONLY)) < 0)
return -1;
- len = snprintf(str_gpio, sizeof(str_gpio), "%d", gpio);
+ gpio_find_chip_base();
+
+ len = snprintf(str_gpio, sizeof(str_gpio), "%d", pin_base + gpio);
write(fd, str_gpio, len);
close(fd);
@@ -82,12 +130,14 @@
int gpio_unexport(unsigned int gpio)
{
int fd, len;
- char str_gpio[3];
+ char str_gpio[64];
if ((fd = open("/sys/class/gpio/unexport", O_WRONLY)) < 0)
return -1;
- len = snprintf(str_gpio, sizeof(str_gpio), "%d", gpio);
+ gpio_find_chip_base();
+
+ len = snprintf(str_gpio, sizeof(str_gpio), "%d", pin_base + gpio);
write(fd, str_gpio, len);
close(fd);
@@ -99,9 +149,11 @@
int retry;
struct timespec delay;
int fd;
- char filename[33];
+ char filename[64];
- snprintf(filename, sizeof(filename), "/sys/class/gpio/gpio%d/direction", gpio);
+ gpio_find_chip_base();
+
+ snprintf(filename, sizeof(filename), "/sys/class/gpio/gpio%d/direction", pin_base + gpio);
// retry waiting for udev to set correct file permissions
delay.tv_sec = 0;
@@ -126,9 +178,11 @@
int gpio_set_edge(unsigned int gpio, unsigned int edge)
{
int fd;
- char filename[28];
+ char filename[64];
- snprintf(filename, sizeof(filename), "/sys/class/gpio/gpio%d/edge", gpio);
+ gpio_find_chip_base();
+
+ snprintf(filename, sizeof(filename), "/sys/class/gpio/gpio%d/edge", pin_base + gpio);
if ((fd = open(filename, O_WRONLY)) < 0)
return -1;
@@ -141,10 +195,12 @@
int open_value_file(unsigned int gpio)
{
int fd;
- char filename[29];
+ char filename[64];
+
+ gpio_find_chip_base();
// create file descriptor of value file
- snprintf(filename, sizeof(filename), "/sys/class/gpio/gpio%d/value", gpio);
+ snprintf(filename, sizeof(filename), "/sys/class/gpio/gpio%d/value", pin_base + gpio);
if ((fd = open(filename, O_RDONLY | O_NONBLOCK)) < 0)
return -1;
return fd;

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python-spidev/default/PKGBUILD Normal file
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# Maintainer: Radek Podgorny <radek@podgorny.cz>
pkgname=python-spidev
_name=spidev
pkgver=3.2
pkgrel=2
pkgdesc="Python bindings for Linux SPI access through spidev"
arch=('i686' 'x86_64' 'armv6h' 'armv7h' 'aarch64')
url="https://github.com/doceme/py-spidev"
license=('GPL')
depends=('python')
source=('https://pypi.python.org/packages/source/s/spidev/spidev-3.2.tar.gz')
md5sums=('f601676f1bb48b9aa3b3897f95216365')
build() {
cd "$srcdir/$_name-$pkgver"
python setup.py build
}
package() {
cd "$srcdir/$_name-$pkgver"
python setup.py install --root="$pkgdir/" --optimize=1
}