From: Vishal Mahaveer <vishalm@ti.com>
Date: Fri, 5 Jun 2026 19:38:29 +0000 (-0500)
Subject: arm: dts: k3-am642-evm/sk: enable MAIN UART1 for SYSFW logs
X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=48b7c05d272747ec4d8f8f7eb53119ef149dcc7a;p=thirdparty%2Fu-boot.git

arm: dts: k3-am642-evm/sk: enable MAIN UART1 for SYSFW logs

Enable MAIN UART1 in the R5 SPL device tree to collect system SYSFW
debug traces during early boot.

Signed-off-by: Vishal Mahaveer <vishalm@ti.com>
Reviewed-by: Bryan Brattlof <bb@ti.com>
---

diff --git a/arch/arm/dts/k3-am642-r5-evm.dts b/arch/arm/dts/k3-am642-r5-evm.dts
index e3d363a8e39..d1fe7efd006 100644
--- a/arch/arm/dts/k3-am642-r5-evm.dts
+++ b/arch/arm/dts/k3-am642-r5-evm.dts
@@ -23,3 +23,13 @@
 	clocks = <&clk_200mhz>;
 	clock-names = "clk_xin";
 };
+
+&main_uart1_pins_default {
+	bootph-pre-ram;
+};
+
+/* Main UART1 is used for TIFS firmware logs */
+&main_uart1 {
+	bootph-pre-ram;
+	status="okay";
+};
diff --git a/arch/arm/dts/k3-am642-r5-sk.dts b/arch/arm/dts/k3-am642-r5-sk.dts
index 27f3e87fb90..19435cd1f5c 100644
--- a/arch/arm/dts/k3-am642-r5-sk.dts
+++ b/arch/arm/dts/k3-am642-r5-sk.dts
@@ -18,3 +18,13 @@
 &serdes_wiz0 {
 	status = "okay";
 };
+
+&main_uart1_pins_default {
+	bootph-pre-ram;
+};
+
+/* Main UART1 is used for TIFS firmware logs */
+&main_uart1 {
+	bootph-pre-ram;
+	status="okay";
+};