palmetto: Enable i2c-tools package

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
diff --git a/openpower/configs/palmetto_defconfig b/openpower/configs/palmetto_defconfig
index eea170b..cd81655 100644
--- a/openpower/configs/palmetto_defconfig
+++ b/openpower/configs/palmetto_defconfig
@@ -38,6 +38,7 @@
 BR2_PACKAGE_LINUX_FIRMWARE=y
 BR2_PACKAGE_LINUX_FIRMWARE_BNX2X=y
 BR2_PACKAGE_LINUX_FIRMWARE_CXGB4=y
+BR2_PACKAGE_I2C_TOOLS=y
 BR2_PACKAGE_NCURSES_WCHAR=y
 BR2_PACKAGE_DROPBEAR=y
 # BR2_PACKAGE_DROPBEAR_SERVER is not set