ARM: imx: Enable LTO for DH electronics i.MX8M Plus DHCOM

Enable LTO to reduce the size of SPL, which with multiple DRAM
calibration tables may be close to the limit.

Signed-off-by: Marek Vasut <marex@denx.de>

diff --git a/configs/imx8mp_dhcom_pdk2_defconfig b/configs/imx8mp_dhcom_pdk2_defconfig
index 6452c21..c065706 100644 (file)
--- a/configs/imx8mp_dhcom_pdk2_defconfig
+++ b/configs/imx8mp_dhcom_pdk2_defconfig
@@ -31,6 +31,7 @@ CONFIG_IMX_BOOTAUX=y
 CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x48000000
 CONFIG_SYS_LOAD_ADDR=0x50000000
 CONFIG_DEBUG_UART=y
+CONFIG_LTO=y
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
 CONFIG_SYS_MONITOR_LEN=1048576
 CONFIG_FIT=y