Hi! As previously discussed [1], the platform_data interface of the i2c mux pinctrl driver has never been used (upstream at least). Deleting code is always nice, so here are two patches that gets rid of some lines... Cheers, peda [1] https://lkml.org/lkml/2017/5/22/104 Peter Rosin (2): i2c: mux: pinctrl: remove platform_data i2c: mux: pinctrl: drop the idle_state member drivers/i2c/muxes/Kconfig | 1 + drivers/i2c/muxes/i2c-mux-pinctrl.c | 223 ++++++++++++------------------------ include/linux/i2c-mux-pinctrl.h | 41 ------- 3 files changed, 72 insertions(+), 193 deletions(-) delete mode 100644 include/linux/i2c-mux-pinctrl.h -- 2.11.0