agl-basesystem

1 files changed, 52 insertions, 0 deletions

diff --git a/bsp/meta-freescale/conf/machine/imx28evk.conf b/bsp/meta-freescale/conf/machine/imx28evk.conf
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+#@TYPE: Machine
+#@NAME: NXP i.MX28 Evaluation Kit
+#@SOC: i.MX28
+#@DESCRIPTION: Machine configuration for NXP i.MX28 Evaluation Kit
+#@MAINTAINER: Otavio Salvador <otavio@ossystems.com.br>
+
+MACHINEOVERRIDES =. "mxs:mx28:"
+
+include conf/machine/include/imx-base.inc
+include conf/machine/include/tune-arm926ejs.inc
+
+IMXBOOTLETS_MACHINE = "iMX28_EVK"
+
+UBOOT_CONFIG ??= "sd"
+UBOOT_CONFIG[sd] = "mx28evk_config,sdcard"
+UBOOT_CONFIG[nand] = "mx28evk_nand_config,ubifs"
+UBOOT_CONFIG[sd-auart-console] = "mx28evk_auart_console_config,sdcard"
+
+KERNEL_DEVICETREE = "imx28-evk.dtb"
+
+SERIAL_CONSOLE = "115200 ttyAMA0"
+
+MACHINE_FEATURES = "usbgadget usbhost vfat alsa touchscreen"
+
+## Parameters for NAND IC part-# K9LBG08U0D-PCB0
+
+MKUBIFS_ARGS = "--min-io-size 4096 --leb-size 516096 --max-leb-cnt 8139"
+UBINIZE_ARGS = "--min-io-size 4096 --peb-size 524288 --sub-page-size 4096"
+MXSBOOT_NAND_ARGS = "-w 4096 -o 218 -e 524288"
+
+## To determine parameters' values, run "ubiattach -m 6 /dev/ubi_ctrl"
+## (assuming the rootfs device is /dev/mtd6).  Here's an example:
+
+# # ubiattach -m 6 /dev/ubi_ctrl
+# [   28.640396] UBI: attaching mtd6 to ubi0
+# [   53.000817] UBI: scanning is finished
+# [   53.126052] UBI: attached mtd6 (name "filesystem", size 4079 MiB) to ubi0
+# [   53.133109] UBI: PEB size: 524288 bytes (512 KiB), LEB size: 516096 bytes
+# [   53.140149] UBI: min./max. I/O unit sizes: 4096/4096, sub-page size 4096
+# [   53.146895] UBI: VID header offset: 4096 (aligned 4096), data offset: 8192
+# [   53.153931] UBI: good PEBs: 8139, bad PEBs: 20, corrupted PEBs: 0
+# [   53.160263] UBI: user volume: 1, internal volumes: 1, max. volumes count: 128
+# [   53.167444] UBI: max/mean erase counter: 2/1, WL threshold: 4096, image sequence number: 0
+# [   53.175872] UBI: available PEBs: 4113, total reserved PEBs: 4026, PEBs reserved for bad PEB handling: 140
+# [   53.189399] UBI: background thread "ubi_bgt0d" started, PID 217
+# UBI device number 0, total 8139 LEBs (4200505344 bytes, f GiB), available 4113 LEBs (2122702848 bytes, f GiB), LEB size 516096 bytes (f KiB)
+
+# --min-io-size: see "min./max. I/O unit sizes: " in the ubiattach output
+# --leb-size: see "LEB size:" in the ubiattach output
+# --max-leb-cnt: see "total <n> LEBs" in the ubiattach output, where <n> is the number you want
+# --peb-size: see "PEB size:" in the ubiattach output (pick the value in bytes)
+# --sub-page-size: see "sub-page size" in the ubiattach output