configs: icorem6: Use imx6 cratch register for bootcount

SRAM address used for bootcount on exiting code is erasing
previous count value when system reset from Linux. So use
the dedicated imx6 scratch register, GPR2 to preserve the
contents even if the system reset from Linux.

Fixes: 4eb9aa39350e ("configs: imx6qdl_icore_mmc: Enable watchdog and bootcounter")
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Tested-by: Shyam Saini <shyam.saini@amarulasolutions.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>

diff --git a/configs/imx6qdl_icore_mmc_defconfig b/configs/imx6qdl_icore_mmc_defconfig
index 68ad1c6..24e9971 100644 (file)
--- a/configs/imx6qdl_icore_mmc_defconfig
+++ b/configs/imx6qdl_icore_mmc_defconfig
@@ -16,7 +16,7 @@ CONFIG_CMD_BOOTCOUNT=y
 CONFIG_BOOTCOUNT_LIMIT=y
 CONFIG_BOOTCOUNT_BOOTLIMIT=3
 CONFIG_SYS_BOOTCOUNT_SINGLEWORD=y
-CONFIG_SYS_BOOTCOUNT_ADDR=0x00900000
+CONFIG_SYS_BOOTCOUNT_ADDR=0x020D8024
 CONFIG_SYS_BOOTCOUNT_MAGIC=0x0B01C041
 CONFIG_IMX_WATCHDOG=y
 CONFIG_DEBUG_UART=y