[PATCH 0/6] stdio: Clean up stdio.c

This file is quite old and has some crufty code. This series converts a few things to Kconfig and updates the file.

Simon Glass (6): Convert CONFIG_SYS_DEVICE_NULLDEV to Kconfig stdio: Tidy up use of CONFIG_SYS_DEVICE_NULLDEV stdio: Drop #ifdefs in the header file stdio: Update to use compiler for Kconfig checks stdio: Drop brackets around &devs.list stdio: Tidy up the coding style

common/Kconfig | 17 +++ common/stdio.c | 251 ++++++++++++++----------------- configs/M5249EVB_defconfig | 3 +- configs/colibri_pxa270_defconfig | 2 +- doc/README.silent | 2 +- include/configs/M5249EVB.h | 2 - include/configs/colibri_pxa270.h | 2 - include/stdio_dev.h | 49 +++--- scripts/config_whitelist.txt | 1 - 9 files changed, 157 insertions(+), 172 deletions(-)