Module17: added detection of baseband soft potentiometers

Detects the presence of the soft potentiometers. Display the detected potentiometers in the info menu.

openrtx/src/ui/module17/ui.c

@@ -124,6 +124,7 @@ const char *info_items[] =
     "Used heap",
     "Hw Version",
     "HMI",
+    "BB Tuning Pot",
 };
 
 const char *authors[] =

openrtx/src/ui/module17/ui_menu.c

@@ -60,6 +60,12 @@ const char *hmiVersions[] =
     "1.0"
 };
 
+const char *bbTuningPot[] =
+{
+    "Soft",
+    "Hard"
+};
+
 void _ui_drawMenuList(uint8_t selected, int (*getCurrentEntry)(char *buf, uint8_t max_len, uint8_t index))
 {
     point_t pos = layout.line1_pos;
@@ -303,6 +309,16 @@ int _ui_getInfoValueName(char *buf, uint8_t max_len, uint8_t index)
                 snprintf(buf, max_len, "%s", hmiVersions[(hwinfo->flags >> 8) & 0xFF]);
         #endif
             break;
+        case 4: // Baseband tuning potentiometers
+        #ifdef PLATFORM_LINUX
+            snprintf(buf, max_len, "%s", "Linux");
+        #else
+            if((hwinfo->flags & MOD17_FLAGS_SOFTPOT) != 0)
+                snprintf(buf, max_len, "%s", bbTuningPot[0]);
+            else
+                snprintf(buf, max_len, "%s", bbTuningPot[1]);
+        #endif
+            break;
     }
     return 0;
 }

platform/targets/Module17/hwconfig.h

@@ -45,7 +45,8 @@ enum Mod17HmiVersion
 
 enum Mod17Flags
 {
-    MOD17_FLAGS_HMI_PRESENT = 1
+    MOD17_FLAGS_HMI_PRESENT = 1,
+    MOD17_FLAGS_SOFTPOT     = 2
 };
 
 #define MOD17_HWDET_THRESH   300    /* Threshold for hardware detection, in mV    */

platform/targets/Module17/platform.c

@@ -30,6 +30,7 @@
 #include <backlight.h>
 #include <hwconfig.h>
 #include <MCP4551.h>
+#include <errno.h>
 
 
 I2C_STM32_DEVICE_DEFINE(i2c1, I2C1, NULL)
@@ -102,8 +103,14 @@ void platform_init()
     nvm_init();
     adc1_init();
     audio_init();
-    mcp4551_init(&i2c1, SOFTPOT_RX);
-    mcp4551_init(&i2c1, SOFTPOT_TX);
+
+    /* Baseband tuning soft potentiometers */
+    int ret = mcp4551_init(&i2c1, SOFTPOT_RX);
+    if(ret == 0)
+    {
+        hwInfo.flags |= MOD17_FLAGS_SOFTPOT;
+        mcp4551_init(&i2c1, SOFTPOT_TX);
+    }
 
     /* Set defaults for calibration */
     mod17CalData.tx_wiper     = 0x080;