Switch to Zephyr USB + QoL changes

* Enable full builds
* Two additional NXP boards

Author: tannewt

main.c

@@ -219,21 +219,23 @@ static void stop_mp(void) {
 
     // Unmount all heap allocated vfs mounts.
     mp_vfs_mount_t *vfs = MP_STATE_VM(vfs_mount_table);
-    do {
-        if (gc_ptr_on_heap(vfs)) {
-            // mp_vfs_umount will splice out an unmounted vfs from the vfs_mount_table linked list.
-            mp_vfs_umount(vfs->obj);
-            // Start over at the beginning of the list since the first entry may have been removed.
-            vfs = MP_STATE_VM(vfs_mount_table);
-            continue;
-        }
-        vfs = vfs->next;
-    } while (vfs != NULL);
+    if (vfs != NULL) {
+        do {
+            if (gc_ptr_on_heap(vfs)) {
+                // mp_vfs_umount will splice out an unmounted vfs from the vfs_mount_table linked list.
+                mp_vfs_umount(vfs->obj);
+                // Start over at the beginning of the list since the first entry may have been removed.
+                vfs = MP_STATE_VM(vfs_mount_table);
+                continue;
+            }
+            vfs = vfs->next;
+        } while (vfs != NULL);
 
-    // The last vfs is CIRCUITPY and the root directory.
-    vfs = MP_STATE_VM(vfs_mount_table);
-    while (vfs->next != NULL) {
-        vfs = vfs->next;
+        // The last vfs is CIRCUITPY and the root directory.
+        vfs = MP_STATE_VM(vfs_mount_table);
+        while (vfs->next != NULL) {
+            vfs = vfs->next;
+        }
     }
     MP_STATE_VM(vfs_cur) = vfs;
     #endif

ports/zephyr-cp/app.overlay

@@ -0,0 +1,10 @@
+&zephyr_udc0 {
+	cdc_acm_console: cdc_acm_console {
+		compatible = "zephyr,cdc-acm-uart";
+		label = "CircuitPython Console";
+	};
+	cdc_acm_data: cdc_acm_data {
+		compatible = "zephyr,cdc-acm-uart";
+		label = "CircuitPython Data";
+	};
+};

ports/zephyr-cp/boards/board_aliases.cmake

@@ -5,6 +5,8 @@ set(nordic_nrf54l15dk_BOARD_ALIAS nrf54l15dk/nrf54l15/cpuapp)
 set(nordic_nrf54h20dk_BOARD_ALIAS nrf54h20dk/nrf54h20/cpuapp)
 set(nordic_nrf5340dk_BOARD_ALIAS nrf5340dk/nrf5340/cpuapp)
 set(nordic_nrf7002dk_BOARD_ALIAS nrf7002dk/nrf5340/cpuapp)
+set(nxp_frdm_mcxn947_BOARD_ALIAS frdm_mcxn947/mcxn947/cpu0)
+set(nxp_mimxrt1170_evk_BOARD_ALIAS mimxrt1170_evk@A/mimxrt1176/cm7)
 set(st_stm32h7b3i_dk_BOARD_ALIAS stm32h7b3i_dk)
 set(st_nucleo_u575zi_q_BOARD_ALIAS nucleo_u575zi_q/stm32u575xx)
 set(st_nucleo_n657x0_q_BOARD_ALIAS nucleo_n657x0_q/stm32n657xx)

ports/zephyr-cp/boards/ek_ra8d1.overlay

@@ -1,3 +1,5 @@
 &s28hl512t {
     /delete-node/ partitions;
 };
+
+#include "../app.overlay"

ports/zephyr-cp/boards/frdm_mcxn947_mcxn947_cpu0.overlay

@@ -0,0 +1,5 @@
+&w25q64jvssiq {
+    /delete-node/ partitions;
+};
+
+#include "../app.overlay"

ports/zephyr-cp/boards/mimxrt1170_evk_mimxrt1176_cm7.overlay

@@ -0,0 +1,11 @@
+&is25wp128 {
+    partitions{
+        /delete-node/ storage_partition;
+        circuitpy_partition: partition@E20000 {
+			label = "circuitpy";
+			reg = <0x00E20000 (DT_SIZE_M(2) - DT_SIZE_K(128))>;
+		};
+    };
+};
+
+#include "../app.overlay"

ports/zephyr-cp/boards/nordic/nrf54h20dk/autogen_board_info.toml

@@ -100,7 +100,7 @@ touchio = false
 traceback = true
 uheap = false
 usb = false
-usb_cdc = false
+usb_cdc = true
 usb_hid = false
 usb_host = false
 usb_midi = false

ports/zephyr-cp/boards/nrf54h20dk_nrf54h20_cpuapp.overlay

@@ -43,3 +43,5 @@
 	memory-regions = <&cpuapp_dma_region>;
 	status = "okay";
 };
+
+#include "../app.overlay"

ports/zephyr-cp/boards/nrf54l15dk_nrf54l15_cpuapp.overlay

@@ -0,0 +1 @@
+// No app.overlay because it doesn't have USB.