From 3119c7d3e05b1ea7c1978306123752016b83b357 Mon Sep 17 00:00:00 2001
From: Peter Johanson <peter@peterjohanson.com>
Date: Fri, 5 Apr 2024 20:28:52 +0000
Subject: [PATCH] feat(studio): Add `studio-rpc-usb-uart` snippet.

 * Add an easy snippet for enabling USB UART added
   to the `zephyr_udc0` standard node.
---
 app/snippets/studio-rpc-usb-uart/snippet.yml        |  4 ++++
 .../studio-rpc-usb-uart/studio-rpc-usb-uart.conf    |  6 ++++++
 .../studio-rpc-usb-uart/studio-rpc-usb-uart.overlay | 13 +++++++++++++
 3 files changed, 23 insertions(+)
 create mode 100644 app/snippets/studio-rpc-usb-uart/snippet.yml
 create mode 100644 app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.conf
 create mode 100644 app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.overlay

diff --git a/app/snippets/studio-rpc-usb-uart/snippet.yml b/app/snippets/studio-rpc-usb-uart/snippet.yml
new file mode 100644
index 000000000000..471e72fdc7e8
--- /dev/null
+++ b/app/snippets/studio-rpc-usb-uart/snippet.yml
@@ -0,0 +1,4 @@
+name: studio-rpc-usb-uart
+append:
+  EXTRA_DTC_OVERLAY_FILE: studio-rpc-usb-uart.overlay
+  EXTRA_CONF_FILE: studio-rpc-usb-uart.conf
diff --git a/app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.conf b/app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.conf
new file mode 100644
index 000000000000..c850a5c941d6
--- /dev/null
+++ b/app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.conf
@@ -0,0 +1,6 @@
+CONFIG_ZMK_USB=y
+CONFIG_USB_DEVICE_STACK=y
+CONFIG_USB_CDC_ACM=y
+CONFIG_SERIAL=y
+CONFIG_UART_INTERRUPT_DRIVEN=y
+CONFIG_UART_LINE_CTRL=y
diff --git a/app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.overlay b/app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.overlay
new file mode 100644
index 000000000000..39da27944afe
--- /dev/null
+++ b/app/snippets/studio-rpc-usb-uart/studio-rpc-usb-uart.overlay
@@ -0,0 +1,13 @@
+
+/ {
+    chosen {
+        zmk,studio-rpc-uart = &snippet_studio_rpc_usb_uart;
+    };
+};
+
+&zephyr_udc0 {
+    snippet_studio_rpc_usb_uart: snippet_studio_rpc_usb_uart {
+        compatible = "zephyr,cdc-acm-uart";
+    };
+};
+