1# SPDX-License-Identifier: GPL-2.0+ 2# Copyright (c) 2016 Toradex, Inc. 3 4menuconfig TDX_CFG_BLOCK 5 bool "Enable Toradex config block support" 6 select OF_BOARD_SETUP 7 help 8 The Toradex config block stored production data on the on-module 9 flash device (NAND, NOR or eMMC). The area is normally preserved by 10 software and contains the serial number (out of which the MAC 11 address is generated) and the exact module type. 12 13# Helper config to determine the correct default location of the cfg block 14config TDX_HAVE_MMC 15 bool 16 17config TDX_HAVE_NAND 18 bool 19 20config TDX_HAVE_NOR 21 bool 22 23if TDX_CFG_BLOCK 24 25config TDX_CFG_BLOCK_IS_IN_MMC 26 bool 27 depends on TDX_HAVE_MMC 28 default y 29 30config TDX_CFG_BLOCK_IS_IN_NAND 31 bool 32 depends on TDX_HAVE_NAND 33 default y 34 35config TDX_CFG_BLOCK_IS_IN_NOR 36 bool 37 depends on TDX_HAVE_NOR 38 default y 39 40config TDX_CFG_BLOCK_DEV 41 int "Toradex config block eMMC device ID" 42 depends on TDX_CFG_BLOCK_IS_IN_MMC 43 44config TDX_CFG_BLOCK_PART 45 int "Toradex config block eMMC partition ID" 46 depends on TDX_CFG_BLOCK_IS_IN_MMC 47 48config TDX_CFG_BLOCK_OFFSET 49 int "Toradex config block offset" 50 help 51 Specify the byte offset of the Toradex config block within the flash 52 device the config block is stored on. 53 54config TDX_CFG_BLOCK_OFFSET2 55 int "Toradex config block offset, second instance" 56 default 0 57 help 58 Specify the byte offset of the 2nd instance of the Toradex config block 59 within the flash device the config block is stored on. 60 Set to 0 on modules which have no 2nd instance. 61 62config TDX_CFG_BLOCK_2ND_ETHADDR 63 bool "Set the second Ethernet address" 64 help 65 For each serial number two Ethernet addresses are available for dual 66 Ethernet carrier boards. This options enables the code to set the 67 second Ethernet address as environment variable (eth1addr). 68 69endif 70