Hi Miquel, I love your patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on linus/master v5.8-rc4 next-20200709] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Miquel-Raynal/dt-bindings-Add-vendor-prefix-for-Silvaco/20200709-160518 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: m68k-randconfig-r006-20200709 (attached as .config) compiler: m68k-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All error/warnings (new ones prefixed by >>): >> drivers/i3c/master/svc-i3c-master.c:189:6: warning: no previous prototype for 'svc_i3c_master_enable_interrupts' [-Wmissing-prototypes] 189 | void svc_i3c_master_enable_interrupts(struct svc_i3c_master *master, u32 mask) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/i3c/master/svc-i3c-master.c:194:6: warning: no previous prototype for 'svc_i3c_master_disable_interrupts' [-Wmissing-prototypes] 194 | void svc_i3c_master_disable_interrupts(struct svc_i3c_master *master) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/i3c/master/svc-i3c-master.c: In function 'svc_i3c_master_bus_init': drivers/i3c/master/svc-i3c-master.c:456:20: warning: comparison is always false due to limited range of data type [-Wtype-limits] 456 | if (info.dyn_addr < 0) | ^ drivers/i3c/master/svc-i3c-master.c: In function 'svc_i3c_master_do_daa_locked': drivers/i3c/master/svc-i3c-master.c:691:21: warning: comparison is always false due to limited range of data type [-Wtype-limits] 691 | if (addrs[dev_nb] < 0) | ^ -- m68k-linux-ld: arch/m68k/68000/m68EZ328.o: in function `config_BSP': >> arch/m68k/68000/m68EZ328.c:57: multiple definition of `config_BSP'; arch/m68k/68000/m68328.o:arch/m68k/68000/m68328.c:47: first defined here vim +/svc_i3c_master_enable_interrupts +189 drivers/i3c/master/svc-i3c-master.c 188 > 189 void svc_i3c_master_enable_interrupts(struct svc_i3c_master *master, u32 mask) 190 { 191 writel(mask, master->regs + SVC_I3C_MINTSET); 192 } 193 > 194 void svc_i3c_master_disable_interrupts(struct svc_i3c_master *master) 195 { 196 u32 mask = readl(master->regs + SVC_I3C_MINTSET); 197 198 writel(mask, master->regs + SVC_I3C_MINTCLR); 199 } 200 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org