From 48ab203e20f9a172f0a60a91a5fcc24181141871 Mon Sep 17 00:00:00 2001
From: Stefan Agner <stefan.agner@toradex.com>
Date: Mon, 30 Jan 2017 15:18:33 -0800
Subject: tezi-metadata: use wrapup.sh script for Colibri iMX6 too

The wrapup.sh script updates fuses/eMMC settings on-site. The same
script can be used for Apalis iMX6 as well as for Colibri iMX6.

Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Acked-by: Max Krummenacher <max.krummenacher@toradex.com>
---
 recipes-bsp/tezi-metadata/files/mx6/wrapup.sh | 79 +++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 recipes-bsp/tezi-metadata/files/mx6/wrapup.sh

(limited to 'recipes-bsp/tezi-metadata/files/mx6/wrapup.sh')

diff --git a/recipes-bsp/tezi-metadata/files/mx6/wrapup.sh b/recipes-bsp/tezi-metadata/files/mx6/wrapup.sh
new file mode 100644
index 0000000..68e4540
--- /dev/null
+++ b/recipes-bsp/tezi-metadata/files/mx6/wrapup.sh
@@ -0,0 +1,79 @@
+#!/bin/sh
+#
+# (c) Toradex AG 2016
+#
+# Apalis/Colibri iMX6 in-field hardware update script
+#
+# One-time configurations (non-reversible!):
+# - Fuse SoC to use eMMC Fast Boot mode
+# - Enable eMMC H/W reset capabilities
+# Required configurations
+# - Configure Boot Bus mode (due to eMMC Fast Boot mode above)
+#
+# Other configurations
+# - Boot from eMMC boot partition (must run as wrapup script)
+#
+
+PRODUCT_ID=$1
+BOARD_REV=$2
+SERIAL=$3
+IMAGE_FOLDER=$4
+
+error_exit () {
+	echo "$1" 1>&2
+	exit 1
+}
+
+# Do a basic validation that we do this on one of our modules
+case $PRODUCT_ID in
+0027|0028|0029|0035) ;;
+0014|0015|0016|0017) ;;
+*) error_exit "This script is meant to be run on a Apalis/Colibri iMX6. Aborting...";
+esac
+
+# Fuse SoC's BOOT_CFG to enable eMMC Fast Boot mode, if necsary
+# WARNING: Fusing is a one-time operation, do not change values
+# here unless you are absolutely sure what your are doing.
+BOOT_CFG=0x5072
+if [ ! -f /sys/fsl_otp/HW_OCOTP_CFG4 ]; then
+	echo "Fusing not supported."
+elif grep -q ${BOOT_CFG} /sys/fsl_otp/HW_OCOTP_CFG4; then
+	echo "No new value for BOOT_CFG required."
+else
+	echo ${BOOT_CFG} > /sys/fsl_otp/HW_OCOTP_CFG4
+	if [ "$?" != "0" ]; then
+		error_exit "Writing fuse BOOT_CFG failed! Aborting..."
+	fi
+	echo "Fuse BOOT_CFG updated to ${BOOT_CFG}."
+fi
+
+# eMMC configurations
+MMCDEV=/dev/mmcblk0
+
+# Enable eMMC H/W Reset feature. This need to be executed before the other
+# eMMC settings, it seems that this command resets all settings.
+# Since this is a one-time operation, it will fail the second time. Ignore
+# errors and redirect stderr to stdout.
+mmc hwreset enable ${MMCDEV} 2>&1
+if [ "$?" == "0" ]; then
+	echo "H/W Reset permanently enabled on ${MMCDEV}"
+fi
+
+# Set boot bus mode
+if ! mmc bootbus set single_hs x1 x8 ${MMCDEV}; then
+	error_exit "Setting boot bus mode failed"
+fi
+
+# Enable eMMC boot partition 1 (mmcblkXboot0) and boot ack
+# Make sure everything hit the eMMC when execute this command. Otherwise
+# the eMMC will reset the configuration.
+sync
+if ! mmc bootpart enable 1 1 ${MMCDEV}; then
+	error_exit "Setting bootpart failed"
+fi
+
+mmc extcsd read ${MMCDEV} | grep -e BOOT_BUS_CONDITIONS -e PARTITION_CONFIG -e RST_N_FUNCTION
+
+echo "Apalis/Colibri iMX6 in-field hardware update script ended successfully."
+
+exit 0
-- 
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