Update devicetree

README.md

@@ -10,10 +10,11 @@ from usb or power connector on the beaglebone! )
 Test Debian GNU/Linux install available: take a look at
 https://git.nexlab.net/nexlab/Osso/wikis/Osso-Test-Installation
 
-Devicetree file available in the devicetree directory, [mossotest.py](mossotest.py) script for python libraries 
+[Devicetree files](devicetree/) available n the devicetree directory, [mossotest.py](mossotest.py) script for python libraries 
 from https://github.com/adafruit/adafruit-beaglebone-io-python
 
 Instruction on how to [enable devicetree here](https://git.nexlab.net/nexlab/mOsso/wikis/EnableDeviceTree)
+Please, take care that there are 2 different versions of the board ( 1.0 and 1.1 )
 
 For more infos:
 http://www.nexlab.net/

devicetree/MOSSO_BASE-00A0-v1.dts → devicetree/MOSSO_BASE-00A0-v1.0.dts

@@ -5,7 +5,8 @@
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
- * compiling with /usr/local/bin/dtc -O dtb -o OSSO_BASE-00A0.dtbo -b 0 -@ OSSO_BASE-00A0.dts
+ * compiling with /usr/local/bin/dtc -O dtb -o MOSSO_BASE-00A0-v1.0.dtbo -b 0 -@ MOSSO_BASE-00A0-v1.0.dts
+ *
  */
 /dts-v1/;
 /plugin/;
@@ -49,19 +50,11 @@
                0x028 0x37 /* INPUT MODE7 pullup */
                0x034 0x37 /* INPUT MODE7 pullup */
                0x03c 0x37 /* INPUT MODE7 pullup */
-               0x038 0x37 /* INPUT MODE7 pullup */
-               0x02c 0x37 /* INPUT MODE7 pullup */
-               0x08c 0x37 /* INPUT MODE7 pullup */
-               0x07c 0x37 /* INPUT MODE7 pullup */
                0x078 0x07 /* OUTPUT MODE7, pulldown */
                0x090 0x07 /* OUTPUT MODE7, pulldown */
                0x040 0x07 /* OUTPUT MODE7, pulldown */
                0x044 0x07 /* OUTPUT MODE7, pulldown */
-               0x09c 0x07 /* OUTPUT MODE7, pulldown */
-               0x1a4 0x07 /* OUTPUT MODE7, pulldown */
-               0x1b4 0x07 /* OUTPUT MODE7, pulldown */
-               0x164 0x07 /* OUTPUT MODE7, pulldown */
-               0x0e8 0x07 /* OUTPUT MODE7, pulldown */
+               0x0e8 0x07 /* OUTPUT MODE7, pulldown, rs485 ENA */
                >;
          };
       };

devicetree/MOSSO_BASE-00A0-v2.dts → devicetree/MOSSO_BASE-00A0-v1.0.hdmi.dts

@@ -5,7 +5,7 @@
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
- * compiling with /usr/local/bin/dtc -O dtb -o OSSO_BASE-00A0.dtbo -b 0 -@ OSSO_BASE-00A0.dts
+ * compiling with /usr/local/bin/dtc -O dtb -o MOSSO_BASE-00A0-v1.1.dtbo -b 0 -@ MOSSO_BASE-00A0-v1.1.dts
  */
 /dts-v1/;
 /plugin/;

devicetree/MOSSO_BASE-00A0-v1.1.dts

+/* Copyright (c) 2013-2014 Unixmedia S.r.l. <info@unixmedia.it>
+ * Copyright (c) 2013-2014 Franco (nextime) Lanza <franco@unixmedia.it>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * compiling with /usr/local/bin/dtc -O dtb -o MOSSO_BASE-00A0-v1.1.dtbo -b 0 -@ MOSSO_BASE-00A0-v1.1.dts
+ */
+/dts-v1/;
+/plugin/;
+
+/ {
+
+   /* Identification */
+   compatible = "ti,beaglebone", "ti,beaglebone-black";
+   part-number = "MOSSO_BASE";
+   board-name = "mOsso";
+   manufacturer = "Nexlab";
+   version = "00A0";
+
+   /* BB Black uses (so, we cannot):
+    * P8 3-6, 20-25, 27-46 
+    * P9 28,29,31
+    */
+
+   /* pins needed by the cape */
+   exclusive-use = 
+      "P8.12",   /* Digital input 4 */    
+      "P8.14",   /* Digital input 3 */
+      "P8.11",   /* Digital input 2 */
+      "P8.15",   /* Digital input 1 */
+      "P9.12",   /* Relay 1 */
+      "P9.15",   /* Relay 2 */
+      "P9.23",   /* Relay 3 */
+      "P8.9",    /* Relay 4 */
+      "P8.26",   /* RS485 ENA */
+
+   /*  References:
+	https://github.com/derekmolloy/boneDeviceTree/blob/master/docs/BeagleboneBlackP8HeaderTable.pdf
+	https://github.com/derekmolloy/boneDeviceTree/blob/master/docs/BeagleboneBlackP9HeaderTable.pdf 
+   */    
+   fragment@0 {
+      target = <&am33xx_pinmux>;
+      __overlay__ {
+         osso_base_pins: pinmux_osso_base_pins {
+            pinctrl-single,pins = <
+               0x030 0x37 /* INPUT MODE7 pullup IN 1 */
+               0x028 0x37 /* INPUT MODE7 pullup IN 2 */
+               0x034 0x37 /* INPUT MODE7 pullup IN 3 */
+               0x03c 0x37 /* INPUT MODE7 pullup IN 4 */
+               0x07c 0x07 /* OUTPUT MODE7 pulldown, RS485 ENA */
+               0x078 0x07 /* OUTPUT MODE7, pulldown REL 1 */
+               0x090 0x07 /* OUTPUT MODE7, pulldown REL 2 */
+               0x040 0x07 /* OUTPUT MODE7, pulldown REL 3 */
+               0x044 0x07 /* OUTPUT MODE7, pulldown REL 4 */
+               >;
+         };
+      };
+   };
+
+   fragment@1 {
+      target = <&ocp>;
+      __overlay__ {
+         test_helper: helper {
+            compatible = "bone-pinmux-helper";
+            pinctrl-names = "default";
+            pinctrl-0 = <&osso_base_pins>;
+            status = "okay";
+         };
+      };
+   };
+};
+