96boards: add support to HiKey 96board

[contrib/mraa.git] / src / arm / arm.c

diff --git a/src/arm/arm.c b/src/arm/arm.c
index 30fe750..a3363c0 100644 (file)
--- a/src/arm/arm.c
+++ b/src/arm/arm.c
@@ -1,5 +1,6 @@
 /*
  * Author: Thomas Ingleby <thomas.c.ingleby@intel.com>
+ * Author: Michael Ring <mail@michael-ring.org>
  * Copyright (c) 2014 Intel Corporation.
  *
  * Permission is hereby granted, free of charge, to any person obtaining
@@ -23,18 +24,79 @@
  */
 
 #include <stdlib.h>
+#include <string.h>
 
 #include "mraa_internal.h"
-#include "arm/raspberry_pi_b.h"
+#include "arm/raspberry_pi.h"
+#include "arm/beaglebone.h"
+#include "arm/banana.h"
+#include "arm/96boards.h"
+
 
 mraa_platform_t
 mraa_arm_platform()
 {
     mraa_platform_t platform_type = MRAA_UNKNOWN_PLATFORM;
+    size_t len = 100;
+    char* line = malloc(len);
+    FILE* fh = fopen("/proc/cpuinfo", "r");
+
+    if (fh != NULL) {
+        while (getline(&line, &len, fh) != -1) {
+            if (strncmp(line, "Hardware", 8) == 0) {
+                if (strstr(line, "BCM2708")) {
+                    platform_type = MRAA_RASPBERRY_PI;
+                }
+                if (strstr(line, "BCM2709")) {
+                    platform_type = MRAA_RASPBERRY_PI;
+                }
+                if (strstr(line, "Generic AM33XX")) {
+                    platform_type = MRAA_BEAGLEBONE;
+                }
+               if (strstr(line, "HiKey Development Board")) {
+                    platform_type = MRAA_96BOARDS;
+                }
+                if (strstr(line, "sun7i")) {
+                    if (mraa_file_contains("/sys/firmware/devicetree/base/model", "Banana Pro")) {
+                        platform_type = MRAA_BANANA;
+                    }
+                    if (mraa_file_contains("/sys/firmware/devicetree/base/model", "Banana Pi")) {
+                        platform_type = MRAA_BANANA;
+                    }
+                    // For old kernels
+                    if (mraa_file_exist("/sys/class/leds/green:ph24:led1")) {
+                        platform_type = MRAA_BANANA;
+                    }
+                }
+            }
+
+        }
+        fclose(fh);
+    }
+    free(line);
 
-    //For the Time being, Will always be Raspberry PI when running ARM
-    platform_type = MRAA_RASPBERRY_PI_B;
-    plat = mraa_raspberry_pi_b();
+    /* Get compatible string from Device tree for boards that dont have enough info in /proc/cpuinfo */
+    if (platform_type == MRAA_UNKNOWN_PLATFORM) {
+        if (mraa_file_contains("/sys/firmware/devicetree/base/compatible", "qcom,apq8016-sbc"))
+                   platform_type = MRAA_96BOARDS;
+     }
 
+    switch (platform_type) {
+        case MRAA_RASPBERRY_PI:
+            plat = mraa_raspberry_pi();
+            break;
+        case MRAA_BEAGLEBONE:
+            plat = mraa_beaglebone();
+            break;
+        case MRAA_BANANA:
+            plat = mraa_banana();
+            break;
+        case MRAA_96BOARDS:
+            plat = mraa_96boards();
+            break;
+        default:
+            plat = NULL;
+            syslog(LOG_ERR, "Unknown Platform, currently not supported by MRAA");
+    }
     return platform_type;
 }