docs: axi_recovery_flow: provide value to be set in REC_INTF_REG_W1C_ACCESS

Signed-off-by: Karol Gugala <[email protected]>

Author: kgugala

doc/source/axi_recovery_flow.md

@@ -35,7 +35,7 @@ During the boot procedure the ROM will have to follow the following procedure:
 
    c. The above steps should be repeated until the whole recovery image is written to the FIFO
 
-7. Activate the new image setting `RECOVERY_CTRL` register by writing to the `REC_INTF_REG_W1C_ACCESS` register
+7. Activate the new image setting `RECOVERY_CTRL` register by writing `0xf00` to the `REC_INTF_REG_W1C_ACCESS` register
 8. Read the `RECOVERY_STATUS` register to ensure the image has been activated
 
 The recovery image will be written in chunks with length equal to or less than `Max transfer size` defined in the `INDIRECT_FIFO_STATUS` register.