From 9d5354e89785c38ec66fc8829bcd4fffac94e856 Mon Sep 17 00:00:00 2001
From: Ryan Long <ryan.long@oarcorp.com>
Date: Wed, 19 Oct 2022 13:46:14 -0500
Subject: bsps/microblaze: Add device tree support to UART Lite

---
 bsps/microblaze/shared/dev/serial/uartlite.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'bsps/microblaze/shared/dev/serial/uartlite.c')

diff --git a/bsps/microblaze/shared/dev/serial/uartlite.c b/bsps/microblaze/shared/dev/serial/uartlite.c
index a5fc4fe82b..953c630759 100644
--- a/bsps/microblaze/shared/dev/serial/uartlite.c
+++ b/bsps/microblaze/shared/dev/serial/uartlite.c
@@ -70,8 +70,15 @@ static bool uart_first_open(
 
 #ifdef BSP_MICROBLAZE_FPGA_CONSOLE_INTERRUPTS
   XUartLite_EnableIntr( ctx->address );
+
+  uint32_t uart_irq_num = try_get_prop_from_device_tree(
+    "xlnx,xps-uartlite-1.00.a",
+    "interrupts",
+    1
+  );
+
   sc = rtems_interrupt_handler_install(
-    1,
+    uart_irq_num,
     "UART",
     RTEMS_INTERRUPT_SHARED,
     microblaze_uart_interrupt,
-- 
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