Add drivers to module and make start/stop optional (#580)

Drivers/axp2101-module/source/module.cpp

@@ -1,6 +1,5 @@
 // SPDX-License-Identifier: Apache-2.0
 #include <drivers/axp2101.h>
-#include <tactility/check.h>
 #include <tactility/driver.h>
 #include <tactility/module.h>
 
@@ -10,6 +9,13 @@ extern Driver axp2101_driver;
 extern Driver axp2101_power_supply_driver;
 extern Driver axp2101_backlight_driver;
 
+static Driver* const axp2101_drivers[] = {
+    &axp2101_driver,
+    &axp2101_power_supply_driver,
+    &axp2101_backlight_driver,
+    nullptr
+};
+
 const struct ModuleSymbol axp2101_module_symbols[] = {
     DEFINE_MODULE_SYMBOL(axp2101_is_dcdc_enabled),
     DEFINE_MODULE_SYMBOL(axp2101_set_dcdc_enabled),
@@ -28,30 +34,10 @@ const struct ModuleSymbol axp2101_module_symbols[] = {
     MODULE_SYMBOL_TERMINATOR
 };
 
-static error_t start() {
-    /* We crash when construct fails, because if a single driver fails to construct,
-     * there is no guarantee that the previously constructed drivers can be destroyed */
-    check(driver_construct_add(&axp2101_driver) == ERROR_NONE);
-    check(driver_construct_add(&axp2101_power_supply_driver) == ERROR_NONE);
-    check(driver_construct_add(&axp2101_backlight_driver) == ERROR_NONE);
-    return ERROR_NONE;
-}
-
-static error_t stop() {
-    /* We crash when destruct fails, because if a single driver fails to destruct,
-     * there is no guarantee that the previously destroyed drivers can be recovered */
-    check(driver_remove_destruct(&axp2101_backlight_driver) == ERROR_NONE);
-    check(driver_remove_destruct(&axp2101_power_supply_driver) == ERROR_NONE);
-    check(driver_remove_destruct(&axp2101_driver) == ERROR_NONE);
-    return ERROR_NONE;
-}
-
 Module axp2101_module = {
     .name = "axp2101",
-    .start = start,
-    .stop = stop,
-    .symbols = axp2101_module_symbols,
-    .internal = nullptr
+    .drivers = axp2101_drivers,
+    .symbols = axp2101_module_symbols
 };
 
 }