xref: /arm-trusted-firmware/include/drivers/marvell/mochi/cp110_setup.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (C) 2018 Marvell International Ltd.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier:     BSD-3-Clause
5*91f16700Schasinglulu  * https://spdx.org/licenses
6*91f16700Schasinglulu  */
7*91f16700Schasinglulu 
8*91f16700Schasinglulu /* CP110 Marvell SoC driver */
9*91f16700Schasinglulu 
10*91f16700Schasinglulu #ifndef CP110_SETUP_H
11*91f16700Schasinglulu #define CP110_SETUP_H
12*91f16700Schasinglulu 
13*91f16700Schasinglulu #include <lib/mmio.h>
14*91f16700Schasinglulu 
15*91f16700Schasinglulu #include <mvebu_def.h>
16*91f16700Schasinglulu 
17*91f16700Schasinglulu #define MVEBU_DEVICE_ID_REG		(MVEBU_CP_DFX_OFFSET + 0x40)
18*91f16700Schasinglulu #define MVEBU_DEVICE_ID_OFFSET		(0)
19*91f16700Schasinglulu #define MVEBU_DEVICE_ID_MASK		(0xffff << MVEBU_DEVICE_ID_OFFSET)
20*91f16700Schasinglulu #define MVEBU_DEVICE_REV_OFFSET		(16)
21*91f16700Schasinglulu #define MVEBU_DEVICE_REV_MASK		(0xf << MVEBU_DEVICE_REV_OFFSET)
22*91f16700Schasinglulu #define MVEBU_70X0_DEV_ID		(0x7040)
23*91f16700Schasinglulu #define MVEBU_70X0_CP115_DEV_ID		(0x7045)
24*91f16700Schasinglulu #define MVEBU_3900_DEV_ID		(0x6025)
25*91f16700Schasinglulu #define MVEBU_80X0_DEV_ID		(0x8040)
26*91f16700Schasinglulu #define MVEBU_80X0_CP115_DEV_ID		(0x8045)
27*91f16700Schasinglulu #define MVEBU_CN9130_DEV_ID		(0x7025)
28*91f16700Schasinglulu #define MVEBU_CP110_SA_DEV_ID		(0x110)
29*91f16700Schasinglulu #define MVEBU_CP110_REF_ID_A1		1
30*91f16700Schasinglulu #define MVEBU_CP110_REF_ID_A2		2
31*91f16700Schasinglulu #define MAX_STREAM_ID_PER_CP		(0x10)
32*91f16700Schasinglulu #define STREAM_ID_BASE			(0x40)
33*91f16700Schasinglulu 
34*91f16700Schasinglulu #define MVEBU_SECUREBOOT_CTRL_REG	(MVEBU_RFU_BASE + 0x4730)
35*91f16700Schasinglulu #define MVEBU_SECUREBOOT_EN_MASK	BIT(0)
36*91f16700Schasinglulu 
37*91f16700Schasinglulu static inline uint32_t cp110_device_id_get(uintptr_t base)
38*91f16700Schasinglulu {
39*91f16700Schasinglulu 	/* Returns:
40*91f16700Schasinglulu 	 * - MVEBU_70X0_DEV_ID for A70X0 family
41*91f16700Schasinglulu 	 * - MVEBU_80X0_DEV_ID for A80X0 family
42*91f16700Schasinglulu 	 * - MVEBU_CP110_SA_DEV_ID for CP that connected stand alone
43*91f16700Schasinglulu 	 */
44*91f16700Schasinglulu 	return (mmio_read_32(base + MVEBU_DEVICE_ID_REG) >>
45*91f16700Schasinglulu 		MVEBU_DEVICE_ID_OFFSET) &
46*91f16700Schasinglulu 		MVEBU_DEVICE_ID_MASK;
47*91f16700Schasinglulu }
48*91f16700Schasinglulu 
49*91f16700Schasinglulu static inline uint32_t cp110_rev_id_get(uintptr_t base)
50*91f16700Schasinglulu {
51*91f16700Schasinglulu 	return (mmio_read_32(base + MVEBU_DEVICE_ID_REG) &
52*91f16700Schasinglulu 		MVEBU_DEVICE_REV_MASK) >>
53*91f16700Schasinglulu 		MVEBU_DEVICE_REV_OFFSET;
54*91f16700Schasinglulu }
55*91f16700Schasinglulu 
56*91f16700Schasinglulu static inline uint32_t is_secure(void)
57*91f16700Schasinglulu {
58*91f16700Schasinglulu 	return !!(mmio_read_32(MVEBU_SECUREBOOT_CTRL_REG) &
59*91f16700Schasinglulu 			       MVEBU_SECUREBOOT_EN_MASK);
60*91f16700Schasinglulu }
61*91f16700Schasinglulu 
62*91f16700Schasinglulu void cp110_init(uintptr_t cp110_base, uint32_t stream_id);
63*91f16700Schasinglulu void cp110_ble_init(uintptr_t cp110_base);
64*91f16700Schasinglulu void cp110_amb_init(uintptr_t base);
65*91f16700Schasinglulu 
66*91f16700Schasinglulu #endif /* CP110_SETUP_H */
67