1 /* 2 * Copyright (C) 2018 Marvell International Ltd. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 * https://spdx.org/licenses 6 */ 7 8 /* CP110 Marvell SoC driver */ 9 10 #ifndef __CP110_SETUP_H__ 11 #define __CP110_SETUP_H__ 12 13 #include <mmio.h> 14 #include <mvebu_def.h> 15 16 #define MVEBU_DEVICE_ID_REG (MVEBU_CP_DFX_OFFSET + 0x40) 17 #define MVEBU_DEVICE_ID_OFFSET (0) 18 #define MVEBU_DEVICE_ID_MASK (0xffff << MVEBU_DEVICE_ID_OFFSET) 19 #define MVEBU_DEVICE_REV_OFFSET (16) 20 #define MVEBU_DEVICE_REV_MASK (0xf << MVEBU_DEVICE_REV_OFFSET) 21 #define MVEBU_70X0_DEV_ID (0x7040) 22 #define MVEBU_70X0_CP115_DEV_ID (0x7045) 23 #define MVEBU_3900_DEV_ID (0x6025) 24 #define MVEBU_80X0_DEV_ID (0x8040) 25 #define MVEBU_80X0_CP115_DEV_ID (0x8045) 26 #define MVEBU_CP110_SA_DEV_ID (0x110) 27 #define MVEBU_CP110_REF_ID_A1 1 28 #define MVEBU_CP110_REF_ID_A2 2 29 #define MAX_STREAM_ID_PER_CP (0x10) 30 #define STREAM_ID_BASE (0x40) 31 32 static inline uint32_t cp110_device_id_get(uintptr_t base) 33 { 34 /* Returns: 35 * - MVEBU_70X0_DEV_ID for A70X0 family 36 * - MVEBU_80X0_DEV_ID for A80X0 family 37 * - MVEBU_CP110_SA_DEV_ID for CP that connected stand alone 38 */ 39 return (mmio_read_32(base + MVEBU_DEVICE_ID_REG) >> 40 MVEBU_DEVICE_ID_OFFSET) & 41 MVEBU_DEVICE_ID_MASK; 42 } 43 44 static inline uint32_t cp110_rev_id_get(uintptr_t base) 45 { 46 return (mmio_read_32(base + MVEBU_DEVICE_ID_REG) & 47 MVEBU_DEVICE_REV_MASK) >> 48 MVEBU_DEVICE_REV_OFFSET; 49 } 50 51 void cp110_init(uintptr_t cp110_base, uint32_t stream_id); 52 void cp110_ble_init(uintptr_t cp110_base); 53 54 #endif /* __CP110_SETUP_H__ */ 55