Merge https://source.denx.de/u-boot/custodians/u-boot-marvell

- mvebu: Armada 32bit: Cache setup fixes (Pali)
- cmd: mvebu/bubt: Misc enhancements (Pali)
- kirkwood: Add CONFIG_SUPPORT_PASSING_ATAGS (Tony)
- board: turris: Misc improvements (Pali)
- tools: kwboot: Change KWBOOT_MSG_RSP_TIMEO_AXP to 10ms (Stefan)
- tools: termios_linux.h: Fix compilation on non-glibc systems (Pali)