Hi, On 6/5/26 9:38 PM, Vishal Mahaveer wrote: > The upstream device tree changed the serial alias for MAIN UART1 from
upstream where? Can you point me to the related change? Regards, Wadim > serial3 to serial1. Update the board initialization code to match this > change by modifying the UCLASS_SERIAL sequence number lookup. > > This ensures proper pin control configuration for the UART used by > system firmware (SYSFW). > > Signed-off-by: Vishal Mahaveer <[email protected]> > --- > arch/arm/mach-k3/am64x/am642_init.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/mach-k3/am64x/am642_init.c > b/arch/arm/mach-k3/am64x/am642_init.c > index a15adf1cb1e..d6cc7a85aae 100644 > --- a/arch/arm/mach-k3/am64x/am642_init.c > +++ b/arch/arm/mach-k3/am64x/am642_init.c > @@ -212,14 +212,14 @@ void board_init_f(ulong dummy) > > #if defined(CONFIG_K3_LOAD_SYSFW) > /* > - * Process pinctrl for serial3 a.k.a. MAIN UART1 module and continue > + * Process pinctrl for serial1 a.k.a. MAIN UART1 module and continue > * regardless of the result of pinctrl. Do this without probing the > * device, but instead by searching the device that would request the > * given sequence number if probed. The UART will be used by the system > * firmware (SYSFW) image for various purposes and SYSFW depends on us > * to initialize its pin settings. > */ > - ret = uclass_find_device_by_seq(UCLASS_SERIAL, 3, &dev); > + ret = uclass_find_device_by_seq(UCLASS_SERIAL, 1, &dev); > if (!ret) > pinctrl_select_state(dev, "default"); >
