1 /* 2 * Copyright (C) 2018 Marvell International Ltd. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 * https://spdx.org/licenses 6 */ 7 8 /* CCU unit device driver for Marvell AP807, AP807 and AP810 SoCs */ 9 10 #ifndef CCU_H 11 #define CCU_H 12 13 #ifndef __ASSEMBLER__ 14 #include <drivers/marvell/addr_map.h> 15 #endif 16 17 /* CCU registers definitions */ 18 #define CCU_WIN_CR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0x0 + \ 19 (0x10 * win)) 20 #define CCU_TARGET_ID_OFFSET (8) 21 #define CCU_TARGET_ID_MASK (0x7F) 22 23 #define CCU_WIN_SCR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0x4 + \ 24 (0x10 * win)) 25 #define CCU_WIN_ENA_WRITE_SECURE (0x1) 26 #define CCU_WIN_ENA_READ_SECURE (0x2) 27 28 #define CCU_WIN_ALR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0x8 + \ 29 (0x10 * win)) 30 #define CCU_WIN_AHR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0xC + \ 31 (0x10 * win)) 32 33 #define CCU_WIN_GCR_OFFSET(ap) (MVEBU_CCU_BASE(ap) + 0xD0) 34 #define CCU_GCR_TARGET_OFFSET (8) 35 #define CCU_GCR_TARGET_MASK (0xFF) 36 37 #define CCU_SRAM_WIN_CR CCU_WIN_CR_OFFSET(MVEBU_AP0, 1) 38 39 #ifndef __ASSEMBLER__ 40 int init_ccu(int); 41 void ccu_win_check(struct addr_map_win *win); 42 void ccu_enable_win(int ap_index, struct addr_map_win *win, uint32_t win_id); 43 void ccu_temp_win_insert(int ap_index, struct addr_map_win *win, int size); 44 void ccu_temp_win_remove(int ap_index, struct addr_map_win *win, int size); 45 void ccu_dram_win_config(int ap_index, struct addr_map_win *win); 46 void ccu_dram_target_set(int ap_index, uint32_t target); 47 void ccu_save_win_all(int ap_id); 48 void ccu_restore_win_all(int ap_id); 49 int ccu_is_win_enabled(int ap_index, uint32_t win_id); 50 void errata_wa_init(void); 51 #endif 52 53 #endif /* CCU_H */ 54