From 48b7c05d272747ec4d8f8f7eb53119ef149dcc7a Mon Sep 17 00:00:00 2001 From: Vishal Mahaveer Date: Fri, 5 Jun 2026 14:38:29 -0500 Subject: 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 Reviewed-by: Bryan Brattlof --- arch/arm/dts/k3-am642-r5-evm.dts | 10 ++++++++++ arch/arm/dts/k3-am642-r5-sk.dts | 10 ++++++++++ 2 files changed, 20 insertions(+) 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"; +}; -- cgit v1.3.1