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 select SYSINFO 8 help 9 The Toradex config block stored production data on the on-module 10 flash device (NAND, NOR or eMMC). The area is normally preserved by 11 software and contains the serial number (out of which the MAC 12 address is generated) and the exact module type. 13 14# Helper config to determine the correct default location of the cfg block 15config TDX_HAVE_MMC 16 bool 17 18config TDX_HAVE_NAND 19 bool 20 21config TDX_HAVE_NOR 22 bool 23 24config TDX_HAVE_EEPROM 25 bool 26 27config TDX_HAVE_EEPROM_EXTRA 28 bool 29 30if TDX_CFG_BLOCK 31 32config TDX_CFG_BLOCK_IS_IN_MMC 33 bool 34 depends on TDX_HAVE_MMC 35 default y 36 37config TDX_CFG_BLOCK_IS_IN_NAND 38 bool 39 depends on TDX_HAVE_NAND 40 default y 41 42config TDX_CFG_BLOCK_IS_IN_NOR 43 bool 44 depends on TDX_HAVE_NOR 45 default y 46 47config TDX_CFG_BLOCK_IS_IN_EEPROM 48 bool 49 depends on TDX_HAVE_EEPROM 50 default y 51 52config TDX_CFG_BLOCK_DEV 53 int "Toradex config block eMMC device ID" 54 depends on TDX_CFG_BLOCK_IS_IN_MMC 55 56config TDX_CFG_BLOCK_PART 57 int "Toradex config block eMMC partition ID" 58 depends on TDX_CFG_BLOCK_IS_IN_MMC 59 60config TDX_CFG_BLOCK_OFFSET 61 int "Toradex config block offset" 62 help 63 Specify the byte offset of the Toradex config block within the flash 64 device the config block is stored on. 65 66config TDX_CFG_BLOCK_OFFSET2 67 int "Toradex config block offset, second instance" 68 default 0 69 help 70 Specify the byte offset of the 2nd instance of the Toradex config block 71 within the flash device the config block is stored on. 72 Set to 0 on modules which have no 2nd instance. 73 74config TDX_CFG_BLOCK_2ND_ETHADDR 75 bool "Set the second Ethernet address" 76 help 77 For each serial number two Ethernet addresses are available for dual 78 Ethernet carrier boards. This options enables the code to set the 79 second Ethernet address as environment variable (eth1addr). 80 81config TDX_CFG_BLOCK_EXTRA 82 bool "Support for additional EEPROMs (carrier board, display adapter)" 83 depends on TDX_HAVE_EEPROM_EXTRA 84 help 85 Enables fetching auxilary config blocks from carrier board/display 86 adapter EEPROMs. 87 88config TDX_CFG_BLOCK_USB_GADGET_PID 89 bool "Use config block product ID as USB product ID" 90 depends on USB_GADGET_DOWNLOAD 91 default y 92 help 93 Use the Toradex product ID learned from the config block as USB 94 product ID. An offset of 0x4000 is added to the product ID since 95 inside the Toradex vendor ID (0x1b67) the range starting from 96 offset 0x4000 is reserved for Colibri/Apalis modules. 97 98endif 99