configs: zynqmp: Add usb_pgood_delay for SOM boards

Add usb_pgood_delay to ensure proper detection of USB devices.
Increase the USB power good delay on the SOM boards, as this
is required for certain USB sticks otherwise, they may not
be detected.

Signed-off-by: Prasad Kummari <prasad.kummari@amd.com>
Link: https://lore.kernel.org/r/20250107122915.1378284-1-prasad.kummari@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>

diff --git a/board/xilinx/zynqmp/zynqmp_kria.env b/board/xilinx/zynqmp/zynqmp_kria.env
index b0c2ac6..75b604a 100644 (file)
--- a/board/xilinx/zynqmp/zynqmp_kria.env
+++ b/board/xilinx/zynqmp/zynqmp_kria.env
@@ -43,6 +43,7 @@ script_size_f=0x80000
 scriptaddr=0x20000000
 usb_boot=usb start; if usb dev ${devnum}; then devtype=usb; run scan_dev_for_boot_part; fi
 preboot=setenv boot_targets; setenv modeboot; run board_setup
+usb_pgood_delay=1000
 
 # SOM specific boot methods
 usb_boot_devices='usb0 usb1 usb2 usb3 usb4'

diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h
index bb0db7c..13941ba 100644 (file)
--- a/include/configs/xilinx_zynqmp.h
+++ b/include/configs/xilinx_zynqmp.h
@@ -179,6 +179,7 @@
 #ifndef CFG_EXTRA_ENV_SETTINGS
 #define CFG_EXTRA_ENV_SETTINGS \
        ENV_MEM_LAYOUT_SETTINGS \
+       "usb_pgood_delay=1000\0" \
        BOOTENV
 #endif