WARNING: please write a help paragraph that fully describes the config symbol with at least 4 lines
#37: FILE: drivers/net/dsa/Kconfig:73:
+config NET_DSA_MT7628
+	tristate "MT7628 Embedded ethernet switch support"
+	select NET_DSA_TAG_MT7628
+	select MEDIATEK_FE_SOC_PHY
+	help
+	  This enables support for the switch in the MT7628 SoC.
+

WARNING: line length of 83 exceeds 80 columns
#375: FILE: drivers/net/dsa/mt7628.c:311:
+	 * Double tag feature allows switch to always append the port PVID VLAN tag

WARNING: DT compatible string "mediatek,mt7628-esw" appears un-documented -- check ./Documentation/devicetree/bindings/
#653: FILE: drivers/net/dsa/mt7628.c:589:
+	{ .compatible = "mediatek,mt7628-esw" },

total: 0 errors, 3 warnings, 0 checks, 629 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit ec64fe64da92 ("net: dsa: initial support for MT7628 embedded switch") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 3 warnings, 0 checks, 629 lines checked