4 This document covers various features of the 'am335x_shc' build.
14 MMC: OMAP SD/MMC: 0 @ 26 MHz, OMAP SD/MMC: 1 @ 26 MHz
17 Following boot options are possible:
21 Jumper 1 Jumper 2 Bootmode
29 $ make am335x_shc_defconfig
30 HOSTCC scripts/basic/fixdep
31 HOSTCC scripts/kconfig/conf.o
32 SHIPPED scripts/kconfig/zconf.tab.c
33 SHIPPED scripts/kconfig/zconf.lex.c
34 SHIPPED scripts/kconfig/zconf.hash.c
35 HOSTCC scripts/kconfig/zconf.tab.o
36 HOSTLD scripts/kconfig/conf
38 # configuration written to .config
42 -> now you have the MLO and the u-boot.img file, you can put
43 on your SD card or eMMC.
48 There are a lot of board versions and boot configurations, which
49 can be selected through "make menuconfig"
52 enable different boot versions for the shc board (enable eMMC) --->
58 enable different board versions for the shc board (C3 Sample board version) --->
59 ( ) B Sample board version
60 ( ) B2 Sample board version
61 ( ) C Sample board version
62 ( ) C2 Sample board version
63 (X) C3 Sample board version
64 ( ) Series board version
68 - see also doc/SPL/README.am335x-network
70 - set the jumper into netboot mode
71 - compile the U-boot sources with:
72 make am335x_shc_netboot_defconfig
74 - copy the images into your tftp boot directory
75 cp spl/u-boot-spl.bin /tftpboot/.../u-boot-spl-restore.bin
76 cp u-boot.img /tftpboot/.../u-boot-restore.img
77 - power on the board, and you should get something like this:
79 U-Boot SPL 2016.05-rc2-00016-gf23b960-dirty (Apr 26 2016 - 09:02:18)
82 MPU reference clock runs at 6 MHz
83 Setting MPU clock to 594 MHz
84 Enabling Spread Spectrum of 18 permille for MPU
85 Trying to boot from net
86 Using default environment
88 <ethaddr> not set. Validating first E-fuse MAC
90 cpsw Waiting for PHY auto negotiation to complete... done
91 link up on port 0, speed 100, full duplex
94 DHCP client bound to address 192.168.20.91 (258 ms)
96 TFTP from server 192.168.1.1; our IP address is 192.168.20.91
97 Filename 'shc/u-boot-restore.img'.
98 Load address: 0x807fffc0
99 Loading: ##################
102 Bytes transferred = 262480 (40150 hex)
105 U-Boot 2016.05-rc2-00016-gf23b960-dirty (Apr 26 2016 - 09:02:18 +0200)
110 MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1
111 *** Warning - bad CRC, using default environment
114 switch to partitions #0, OK