Update bone bus UART DT overlays

Author: lorforlinux

src/arm/BONE-UART1-00A0.dts

@@ -21,11 +21,11 @@
 };
 
 /*
-* Free up the pins used by the cape from the pinmux helpers.
+* Update the default pinmux of the pins.
 */
 &ocp {
-    P9_24_pinmux { status = "disabled"; };
-    P9_26_pinmux { status = "disabled"; };
+    P9_24_pinmux { pinctrl-0 = <&P9_24_uart_pin>; };    /* UART TX*/
+    P9_26_pinmux { pinctrl-0 = <&P9_26_uart_pin>; };    /* UART RX*/
 };
 
 &bone_uart_1 {

src/arm/BONE-UART2-00A0.dts

@@ -21,11 +21,11 @@
 };
 
 /*
-* Free up the pins used by the cape from the pinmux helpers.
+* Update the default pinmux of the pins.
 */
 &ocp {
-    P9_21_pinmux { status = "disabled"; };
-    P9_22_pinmux { status = "disabled"; };
+    P9_21_pinmux { pinctrl-0 = <&P9_21_uart_pin>; };    /* UART TX*/
+    P9_22_pinmux { pinctrl-0 = <&P9_22_uart_pin>; };    /* UART RX*/
 };
 
 &bone_uart_2 {

src/arm/BONE-UART3-00A0.dts

@@ -21,10 +21,10 @@
 };
 
 /*
-* Free up the pins used by the cape from the pinmux helpers.
+* Update the default pinmux of the pins.
 */
 &ocp {
-    P9_42_pinmux { status = "disabled"; };
+    P9_42_pinmux { pinctrl-0 = <&P9_42_uart_pin>; };    /*UART TX*/
 };
 
 &bone_uart_3 {

src/arm/BONE-UART4-00A0.dts

@@ -21,11 +21,11 @@
 };
 
 /*
-* Free up the pins used by the cape from the pinmux helpers.
+* Update the default pinmux of the pins.
 */
 &ocp {
-    P9_13_pinmux { status = "disabled"; };
-    P9_11_pinmux { status = "disabled"; };
+    P9_13_pinmux { pinctrl-0 = <&P9_13_uart_pin>; };    /* UART TX*/
+    P9_11_pinmux { pinctrl-0 = <&P9_11_uart_pin>; };    /* UART RX*/
 };
 
 &bone_uart_4 {

src/arm/BONE-UART5-00A0.dts

@@ -21,11 +21,11 @@
 };
 
 /*
-* Free up the pins used by the cape from the pinmux helpers.
+* Update the default pinmux of the pins.
 */
 &ocp {
-    P9_37_pinmux { status = "disabled"; };
-    P9_38_pinmux { status = "disabled"; };
+    P9_37_pinmux { pinctrl-0 = <&P9_37_uart_pin>; };    /* UART TX*/
+    P9_38_pinmux { pinctrl-0 = <&P9_38_uart_pin>; };    /* UART RX*/
 };
 
 &bone_uart_5 {