1*2874c5fdSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */ 2b8b572e1SStephen Rothwell /* 3b8b572e1SStephen Rothwell */ 4b8b572e1SStephen Rothwell #ifndef _ASM_POWERPC_SERIAL_H 5b8b572e1SStephen Rothwell #define _ASM_POWERPC_SERIAL_H 6b8b572e1SStephen Rothwell 7b8b572e1SStephen Rothwell /* 8b8b572e1SStephen Rothwell * Serial ports are not listed here, because they are discovered 9b8b572e1SStephen Rothwell * through the device tree. 10b8b572e1SStephen Rothwell */ 11b8b572e1SStephen Rothwell 12b8b572e1SStephen Rothwell /* Default baud base if not found in device-tree */ 13b8b572e1SStephen Rothwell #define BASE_BAUD ( 1843200 / 16 ) 14b8b572e1SStephen Rothwell 15b8b572e1SStephen Rothwell #ifdef CONFIG_PPC_UDBG_16550 16b8b572e1SStephen Rothwell extern void find_legacy_serial_ports(void); 17b8b572e1SStephen Rothwell #else 18b8b572e1SStephen Rothwell #define find_legacy_serial_ports() do { } while (0) 19b8b572e1SStephen Rothwell #endif 20b8b572e1SStephen Rothwell 21b8b572e1SStephen Rothwell #endif /* _PPC64_SERIAL_H */ 22