[ Upstream commit 5ef86b74 ]

Add ACPI identifier for UART on AMD SOC Carrizo.
Signed-off-by: Ken Xue <Ken.Xue@amd.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>