Author: Nicolas Ferre <nicolas.ferre@atmel.com> Remove irc.c and associated header file. The related code was idendified by the CONFIG_OLD_IRQ_AT91 option that was removed previously. It has been spotted by following coccinelle semantic match: @rule1@ expression E; statement S; @@ ( – if (IS_ENABLED(CONFIG_OLD_IRQ_AT91)) S | – if (IS_ENABLED(CONFIG_OLD_IRQ_AT91) && E) S ) Cc: Julia Lawall Signed-off-by: …