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54 lines
1.6 KiB
54 lines
1.6 KiB
4 months ago
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/*
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* Copyright (C) 2018 Marvell International Ltd.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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* https://spdx.org/licenses
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*/
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/* CCU unit device driver for Marvell AP807, AP807 and AP810 SoCs */
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#ifndef CCU_H
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#define CCU_H
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#ifndef __ASSEMBLER__
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#include <drivers/marvell/addr_map.h>
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#endif
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/* CCU registers definitions */
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#define CCU_WIN_CR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0x0 + \
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(0x10 * win))
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#define CCU_TARGET_ID_OFFSET (8)
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#define CCU_TARGET_ID_MASK (0x7F)
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#define CCU_WIN_SCR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0x4 + \
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(0x10 * win))
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#define CCU_WIN_ENA_WRITE_SECURE (0x1)
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#define CCU_WIN_ENA_READ_SECURE (0x2)
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#define CCU_WIN_ALR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0x8 + \
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(0x10 * win))
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#define CCU_WIN_AHR_OFFSET(ap, win) (MVEBU_CCU_BASE(ap) + 0xC + \
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(0x10 * win))
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#define CCU_WIN_GCR_OFFSET(ap) (MVEBU_CCU_BASE(ap) + 0xD0)
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#define CCU_GCR_TARGET_OFFSET (8)
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#define CCU_GCR_TARGET_MASK (0xFF)
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#define CCU_SRAM_WIN_CR CCU_WIN_CR_OFFSET(MVEBU_AP0, 1)
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#ifndef __ASSEMBLER__
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int init_ccu(int);
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void ccu_win_check(struct addr_map_win *win);
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void ccu_enable_win(int ap_index, struct addr_map_win *win, uint32_t win_id);
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void ccu_temp_win_insert(int ap_index, struct addr_map_win *win, int size);
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void ccu_temp_win_remove(int ap_index, struct addr_map_win *win, int size);
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void ccu_dram_win_config(int ap_index, struct addr_map_win *win);
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void ccu_dram_target_set(int ap_index, uint32_t target);
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void ccu_save_win_all(int ap_id);
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void ccu_restore_win_all(int ap_id);
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int ccu_is_win_enabled(int ap_index, uint32_t win_id);
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void errata_wa_init(void);
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#endif
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#endif /* CCU_H */
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