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41 lines
1.6 KiB
41 lines
1.6 KiB
/* |
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* Copyright (c) 2024 Google Inc |
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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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#ifndef INCLUDE_ZEPHYR_DRIVERS_BBRAM_NPCX_H_ |
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#define INCLUDE_ZEPHYR_DRIVERS_BBRAM_NPCX_H_ |
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#include <stdint.h> |
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#include <zephyr/devicetree.h> |
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/** Device config */ |
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struct bbram_npcx_config { |
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/** BBRAM base address */ |
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uintptr_t base_addr; |
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/** BBRAM size (Unit:bytes) */ |
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int size; |
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/** Status register base address */ |
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uintptr_t status_reg_addr; |
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}; |
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#ifdef CONFIG_BBRAM_NPCX_EMUL |
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#define BBRAM_NPCX_DECL_CONFIG(inst) \ |
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static uint8_t bbram_npcx_emul_buffer_##inst[DT_INST_REG_SIZE_BY_NAME(inst, memory)]; \ |
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static uint8_t bbram_npcx_emul_status_##inst; \ |
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static const struct bbram_npcx_config bbram_cfg_##inst = { \ |
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.base_addr = (uintptr_t)bbram_npcx_emul_buffer_##inst, \ |
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.size = DT_INST_REG_SIZE_BY_NAME(inst, memory), \ |
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.status_reg_addr = (uintptr_t)&bbram_npcx_emul_status_##inst, \ |
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} |
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#else |
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#define BBRAM_NPCX_DECL_CONFIG(inst) \ |
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static const struct bbram_npcx_config bbram_cfg_##inst = { \ |
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.base_addr = DT_INST_REG_ADDR_BY_NAME(inst, memory), \ |
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.size = DT_INST_REG_SIZE_BY_NAME(inst, memory), \ |
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.status_reg_addr = DT_INST_REG_ADDR_BY_NAME(inst, status), \ |
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} |
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#endif |
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#endif /* INCLUDE_ZEPHYR_DRIVERS_BBRAM_NPCX_H_ */
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