I2C_SPEED_FAST_50K  276 drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if_arcturus.h   I2C_SPEED_FAST_50K = 0,      //50  Kbits/s
I2C_SPEED_FAST_50K  283 drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if_navi10.h   I2C_SPEED_FAST_50K = 0,      //50  Kbits/s