1 /* SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause */ 2 /* 3 * This header provides constants for most AHCI bindings. 4 */ 5 6 #ifndef _DT_BINDINGS_ATA_AHCI_H 7 #define _DT_BINDINGS_ATA_AHCI_H 8 9 /* Host Bus Adapter generic platform capabilities */ 10 #define HBA_SSS (1 << 27) 11 #define HBA_SMPS (1 << 28) 12 13 /* Host Bus Adapter port-specific platform capabilities */ 14 #define HBA_PORT_HPCP (1 << 18) 15 #define HBA_PORT_MPSP (1 << 19) 16 #define HBA_PORT_CPD (1 << 20) 17 #define HBA_PORT_ESP (1 << 21) 18 #define HBA_PORT_FBSCP (1 << 22) 19 20 #endif 21