USB1 can be used by the romboot on all am4372 platforms to download a firmware (SPL in our case). It makes sense to enable USB1 in the SPL to download u-boot.
Signed-off-by: Jean-Jacques Hiblot jjhiblot@ti.com ---
arch/arm/dts/am4372-u-boot.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/arch/arm/dts/am4372-u-boot.dtsi b/arch/arm/dts/am4372-u-boot.dtsi index cda4214..99922ca 100644 --- a/arch/arm/dts/am4372-u-boot.dtsi +++ b/arch/arm/dts/am4372-u-boot.dtsi @@ -18,3 +18,23 @@ &ocp2scp1 { compatible = "ti,am437x-ocp2scp", "ti,omap-ocp2scp", "simple-bus"; }; + +&dwc3_1 { + u-boot,dm-spl; +}; + +&usb1 { + u-boot,dm-spl; +}; + +&usb2_phy1 { + u-boot,dm-spl; +}; + +&am43xx_control_usb2phy1 { + u-boot,dm-spl; +}; + +&ocp2scp0 { + u-boot,dm-spl; +};