hla_layout.h uses explicitly tpiu_pin_protocol enum defined in arm_tpiu_swo.h. To make this header file consistent, add the missing include. Change-Id: Ibecc279da8d6859ced2b8377e812554c747d81bb Signed-off-by: Tarek BOCHKATI <tarek.bouchkati@gmail.com> Reviewed-on: https://review.openocd.org/c/openocd/+/6687 Tested-by: jenkins Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>