qcom_defconfig: set SYS_INIT_SP_BSS_OFFSET

Give us lots of room for the appended FDT.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/configs/qcom_defconfig b/configs/qcom_defconfig
index 218a9a7..7b589f0 100644
--- a/configs/qcom_defconfig
+++ b/configs/qcom_defconfig
@@ -4,6 +4,7 @@
 CONFIG_ARCH_SNAPDRAGON=y
 CONFIG_DEFAULT_DEVICE_TREE="qcom/sdm845-db845c"
 CONFIG_SYS_LOAD_ADDR=0x0
+CONFIG_SYS_INIT_SP_BSS_OFFSET=1572864
 CONFIG_BUTTON_CMD=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y