WARNING: line length of 90 exceeds 80 columns
#60: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c:1231:
+		int index = of_property_match_string(dev->of_node, "phy-names", phy_name);

WARNING: Missing a blank line after declarations
#61: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c:1232:
+		int index = of_property_match_string(dev->of_node, "phy-names", phy_name);
+		if (index < 0) {

WARNING: line length of 83 exceeds 80 columns
#66: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c:1237:
+		plat_dat->phy_node = of_parse_phandle(dev->of_node, "phys", index);

total: 0 errors, 3 warnings, 0 checks, 43 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 9c458df1fbf0 ("net: stmmac: dwmac-sun8i: Allow runtime AC200/AC300 phy selection") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE 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, 43 lines checked