xref: /OK3568_Linux_fs/buildroot/board/grinn/liteboard/genimage.cfg (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun# Minimal microSD card image for Grinn's liteBoard
2*4882a593Smuzhiyun#
3*4882a593Smuzhiyun# We mimic the .sdcard Freescale's image format for i.MX6UL:
4*4882a593Smuzhiyun# * the microSD card must have 1 kB free space at the beginning,
5*4882a593Smuzhiyun# * SPL is dumped as is,
6*4882a593Smuzhiyun# * U-Boot is dumped at 69K offset, as configured in SPL
7*4882a593Smuzhiyun# * a FAT partition at offset 8 MB is containing zImage and dtbs,
8*4882a593Smuzhiyun# * a single root filesystem partition is required (Ext4 in this case).
9*4882a593Smuzhiyun#
10*4882a593Smuzhiyun
11*4882a593Smuzhiyunimage boot.vfat {
12*4882a593Smuzhiyun	vfat {
13*4882a593Smuzhiyun		files = {
14*4882a593Smuzhiyun			"imx6ul-liteboard.dtb",
15*4882a593Smuzhiyun			"zImage"
16*4882a593Smuzhiyun		}
17*4882a593Smuzhiyun	}
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun	size = 16M
20*4882a593Smuzhiyun}
21*4882a593Smuzhiyun
22*4882a593Smuzhiyunimage sdcard.img {
23*4882a593Smuzhiyun	hdimage {
24*4882a593Smuzhiyun	}
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun	partition SPL {
27*4882a593Smuzhiyun		in-partition-table = "no"
28*4882a593Smuzhiyun		image = "SPL"
29*4882a593Smuzhiyun		offset = 1K
30*4882a593Smuzhiyun	}
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun	partition u-boot {
33*4882a593Smuzhiyun		in-partition-table = "no"
34*4882a593Smuzhiyun		image = "u-boot.img"
35*4882a593Smuzhiyun		offset = 69K
36*4882a593Smuzhiyun	}
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun	partition boot {
39*4882a593Smuzhiyun		partition-type = 0xC
40*4882a593Smuzhiyun		bootable = "true"
41*4882a593Smuzhiyun		image = "boot.vfat"
42*4882a593Smuzhiyun		offset = 8M
43*4882a593Smuzhiyun	}
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun	partition rootfs {
46*4882a593Smuzhiyun		partition-type = 0x83
47*4882a593Smuzhiyun		image = "rootfs.ext4"
48*4882a593Smuzhiyun	}
49*4882a593Smuzhiyun}
50