xref: /aosp_15_r20/external/arm-trusted-firmware/include/drivers/arm/scu.h (revision 54fd6939e177f8ff529b10183254802c76df6d08)
1*54fd6939SJiyong Park /*
2*54fd6939SJiyong Park  * Copyright (c) 2019, Arm Limited. All rights reserved.
3*54fd6939SJiyong Park  *
4*54fd6939SJiyong Park  * SPDX-License-Identifier: BSD-3-Clause
5*54fd6939SJiyong Park  */
6*54fd6939SJiyong Park 
7*54fd6939SJiyong Park #ifndef SCU_H
8*54fd6939SJiyong Park #define SCU_H
9*54fd6939SJiyong Park 
10*54fd6939SJiyong Park #include <stdint.h>
11*54fd6939SJiyong Park 
12*54fd6939SJiyong Park #define SCU_CTRL_REG	0x00
13*54fd6939SJiyong Park #define SCU_CFG_REG	0x04
14*54fd6939SJiyong Park 
15*54fd6939SJiyong Park #define SCU_ENABLE_BIT	(1 << 0)
16*54fd6939SJiyong Park 
17*54fd6939SJiyong Park void enable_snoop_ctrl_unit(uintptr_t base);
18*54fd6939SJiyong Park uint32_t read_snoop_ctrl_unit_cfg(uintptr_t base);
19*54fd6939SJiyong Park 
20*54fd6939SJiyong Park #endif /* SCU_H */
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