sys/auto_init: fix io1_xplained saul integration

sys/auto_init/auto_init.c

@@ -20,10 +20,6 @@
 
 #include "auto_init.h"
 
-#ifdef MODULE_IO1_XPLAINED
-#include "io1_xplained.h"
-#endif
-
 #ifdef MODULE_SHT11
 #include "sht11.h"
 #endif
@@ -104,10 +100,6 @@ void auto_init(void)
     DEBUG("Auto init rtc module.\n");
     rtc_init();
 #endif
-#ifdef MODULE_IO1_XPLAINED
-    DEBUG("Auto init IO1 Xplained extension module.\n");
-    io1_xplained_auto_init();
-#endif
 #ifdef MODULE_SHT11
     DEBUG("Auto init SHT11 module.\n");
     sht11_init();
@@ -319,6 +311,10 @@ void auto_init(void)
     extern void auto_init_veml6070(void);
     auto_init_veml6070();
 #endif
+#ifdef MODULE_IO1_XPLAINED
+    extern void auto_init_io1_xplained(void);
+    auto_init_io1_xplained();
+#endif
 #ifdef MODULE_ADXL345
     extern void auto_init_adxl345(void);
     auto_init_adxl345();

sys/auto_init/saul/auto_init_io1_xplained.c

@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2016 Inria
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup     auto_init_saul
+ * @{
+ *
+ * @file
+ * @brief       Auto initialization of IO1 Xplained extension driver.
+ *
+ * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ *
+ * @}
+ */
+
+#ifdef MODULE_IO1_XPLAINED
+
+#include "log.h"
+#include "saul_reg.h"
+
+#include "io1_xplained.h"
+#include "io1_xplained_params.h"
+
+/**
+ * @brief   Define the number of configured sensors
+ */
+#define IO1_XPLAINED_NUMOF    (sizeof(io1_xplained_params) / sizeof(io1_xplained_params[0]))
+
+/**
+ * @brief   Allocation of memory for device descriptors
+ */
+static io1_xplained_t io1_xplained_devs[IO1_XPLAINED_NUMOF];
+
+/**
+ * @brief   Memory for the SAUL registry entries
+ */
+static saul_reg_t saul_entries[IO1_XPLAINED_NUMOF * 4];
+
+/**
+ * @brief   Reference the driver structs.
+ * @{
+ */
+extern const saul_driver_t _saul_driver;
+extern const saul_driver_t io1_xplained_temperature_saul_driver;
+/** @} */
+
+void auto_init_io1_xplained(void)
+{
+    for (unsigned i = 0; i < IO1_XPLAINED_NUMOF; i++) {
+        if (io1_xplained_init(&io1_xplained_devs[i],
+                              &io1_xplained_params[i]) != IO1_XPLAINED_OK) {
+            LOG_ERROR("Unable to initialize IO1 Xplained #%i\n", i);
+            continue;
+        }
+
+        /* Temperature */
+        saul_entries[i * 4].dev = &(io1_xplained_devs[i]);
+        saul_entries[i * 4].name = io1_xplained_saul_reg_info[i][0].name;
+        saul_entries[i * 4].driver = &io1_xplained_temperature_saul_driver;
+        saul_reg_add(&(saul_entries[i * 4]));
+
+        /* GPIOs */
+        for (unsigned j = 1; j < 4; j++) {
+            saul_entries[i * 4 + j].dev = &(io1_xplained_saul_gpios[j - 1]);
+            saul_entries[i * 4 + j].name = io1_xplained_saul_reg_info[i][j - 1].name;
+            saul_reg_add(&(saul_entries[i * 4 + j]));
+        }
+    }
+}
+#else
+typedef int dont_be_pedantic;
+#endif /* MODULE_IO1_XPLAINED */