From: Andreas Dannenberg dannenberg@ti.com

Activate early console functionality on AM65x devices to allow for early diagnostic messages until the main console is ready to get activated.

Signed-off-by: Andreas Dannenberg dannenberg@ti.com Signed-off-by: Lokesh Vutla lokeshvutla@ti.com --- arch/arm/mach-k3/am6_init.c | 10 ++++++++++ 1 file changed, 10 insertions(+)

diff --git a/arch/arm/mach-k3/am6_init.c b/arch/arm/mach-k3/am6_init.c index 8d107b870b..63cd7e0458 100644 --- a/arch/arm/mach-k3/am6_init.c +++ b/arch/arm/mach-k3/am6_init.c @@ -109,6 +109,16 @@ void board_init_f(ulong dummy) /* Init DM early in-order to invoke system controller */ spl_early_init();

+#ifdef CONFIG_K3_EARLY_CONS + /* + * Allow establishing an early console as required for example when + * doing a UART-based boot. Note that this console may not "survive" + * through a SYSFW PM-init step and will need a re-init in some way + * due to changing module clock frequencies. + */ + early_console_init(); +#endif + #ifdef CONFIG_K3_LOAD_SYSFW /* * Process pinctrl for the serial0 a.k.a. WKUP_UART0 module and continue