WARNING: line length of 82 exceeds 80 columns
#79: FILE: drivers/net/dsa/lantiq/mxl-gsw1xx.c:585:
+	return regmap_update_bits(gsw1xx_priv->shell, GSW1XX_SHELL_RGMII_SLEW_CFG,

WARNING: line length of 82 exceeds 80 columns
#80: FILE: drivers/net/dsa/lantiq/mxl-gsw1xx.c:586:
+				  RGMII_SLEW_CFG_DRV_TXD | RGMII_SLEW_CFG_DRV_TXC,

WARNING: line length of 92 exceeds 80 columns
#81: FILE: drivers/net/dsa/lantiq/mxl-gsw1xx.c:587:
+				  (RGMII_SLEW_CFG_DRV_TXD | RGMII_SLEW_CFG_DRV_TXC) * rate);

total: 0 errors, 3 warnings, 0 checks, 82 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 3159a31d545f ("net: dsa: mxl-gsw1xx: Support R(G)MII slew rate configuration") 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, 82 lines checked