1 /* 2 * Copyright (c) 2017-2018 ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef SUNXI_RSB_H 8 #define SUNXI_RSB_H 9 10 #include <stdint.h> 11 12 int rsb_init_controller(void); 13 int rsb_set_bus_speed(uint32_t source_freq, uint32_t bus_freq); 14 int rsb_set_device_mode(uint32_t device_mode); 15 int rsb_assign_runtime_address(uint16_t hw_addr, uint8_t rt_addr); 16 17 int rsb_read(uint8_t rt_addr, uint8_t reg_addr); 18 int rsb_write(uint8_t rt_addr, uint8_t reg_addr, uint8_t value); 19 20 #endif /* SUNXI_RSB_H */ 21