android13/kernel-5.10/drivers/rkflash/nand_boot.c

84 lines
1.5 KiB
C

// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2018 Rockchip Electronics Co. Ltd. */
#include <linux/kernel.h>
#include <linux/mutex.h>
#include "flash.h"
#include "rkflash_api.h"
#include "rk_sftl.h"
static int sftl_flash_init(void __iomem *reg_addr)
{
int ret;
ret = nandc_flash_init(reg_addr);
if (ret == 0)
ret = sftl_init();
return ret;
}
static unsigned int sftl_flash_get_capacity(void)
{
return sftl_get_density();
}
static int sftl_flash_read(u32 sec, u32 n_sec, void *p_data)
{
return sftl_read(sec, n_sec, p_data);
}
static int sftl_flash_write(u32 sec, u32 n_sec, void *p_data)
{
return sftl_write(sec, n_sec, p_data);
}
static int sftl_flash_vendor_read(u32 sec, u32 n_sec, void *p_data)
{
return sftl_vendor_read(sec, n_sec, p_data);
}
static int sftl_flash_vendor_write(u32 sec, u32 n_sec, void *p_data)
{
return sftl_vendor_write(sec, n_sec, p_data);
}
static int sftl_flash_gc(void)
{
return sftl_gc();
}
static int sftl_flash_discard(u32 sec, u32 n_sec)
{
return sftl_discard(sec, n_sec);
}
static void sftl_flash_deinit(void)
{
u8 chip_sel = 0;
sftl_deinit();
nandc_flash_reset(chip_sel);
}
static int sftl_flash_resume(void __iomem *reg_addr)
{
return nandc_flash_init(reg_addr);
}
const struct flash_boot_ops nandc_nand_ops = {
sftl_flash_init,
sftl_flash_read,
sftl_flash_write,
sftl_flash_get_capacity,
sftl_flash_deinit,
sftl_flash_resume,
sftl_flash_vendor_read,
sftl_flash_vendor_write,
sftl_flash_gc,
sftl_flash_discard,
};