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156c99fc33
The EEPROM provides information about the size of the eMMC. Provide a new function get_mmc_size_from_eeprom() to read it. Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: E. Shattow <lucent@gmail.com>
32 lines
701 B
C
32 lines
701 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2023 StarFive Technology Co., Ltd.
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* Author: Yanhong Wang<yanhong.wang@starfivetech.com>
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*/
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#ifndef _ASM_RISCV_EEPROM_H
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#define _ASM_RISCV_EEPROM_H
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#include <linux/types.h>
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u8 get_pcb_revision_from_eeprom(void);
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u32 get_ddr_size_from_eeprom(void);
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/**
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* get_mmc_size_from_eeprom() - read eMMC size from EEPROM
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*
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* @return: size in GiB or 0 on error.
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*/
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u32 get_mmc_size_from_eeprom(void);
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/**
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* get_product_id_from_eeprom - get product ID string
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*
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* A string like "VF7110A1-2228-D008E000-00000001" is returned.
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*
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* Return: product ID string
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*/
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const char *get_product_id_from_eeprom(void);
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#endif /* _ASM_RISCV_EEPROM_H */
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