106 lines
1.9 KiB
C
106 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright (c) 2018 Rockchip Electronics Co., Ltd. */
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#include <linux/kernel.h>
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#include "sfc_nand.h"
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#include "rkflash_api.h"
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#include "rk_sftl.h"
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struct SFNAND_DEV *sfnand_dev;
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static int snand_init(void __iomem *reg_addr)
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{
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int ret;
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sfc_init(reg_addr);
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ret = sfc_nand_init();
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if (ret == 0) {
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sfnand_dev = sfc_nand_get_private_dev();
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#if IS_REACHABLE(CONFIG_RK_SFTL)
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sfc_nand_ftl_ops_init();
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ret = sftl_init();
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#elif !IS_REACHABLE(CONFIG_RK_SFC_NAND_MTD)
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#error "When CONFIG_RK_SFC_NAND_MTD is not used, CONFIG_RK_SFTL is required!"
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#endif
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}
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return ret;
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}
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static unsigned int snand_get_capacity(void)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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return sftl_get_density();
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return 0;
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}
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static int snand_write(u32 sec, u32 n_sec, void *p_data)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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return sftl_write(sec, n_sec, p_data);
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return 0;
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}
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static int snand_read(u32 sec, u32 n_sec, void *p_data)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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return sftl_read(sec, n_sec, p_data);
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return 0;
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}
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static int snand_vendor_read(u32 sec, u32 n_sec, void *p_data)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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return sftl_vendor_read(sec, n_sec, p_data);
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return 0;
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}
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static int snand_vendor_write(u32 sec, u32 n_sec, void *p_data)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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return sftl_vendor_write(sec, n_sec, p_data);
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return 0;
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}
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static int snand_gc(void)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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return sftl_gc();
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return 0;
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}
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static int snand_discard(u32 sec, u32 n_sec)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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return sftl_discard(sec, n_sec);
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return 0;
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}
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static void snand_deinit(void)
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{
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if (IS_ENABLED(CONFIG_RK_SFTL))
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sftl_deinit();
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sfc_nand_deinit();
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}
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static int snand_resume(void __iomem *reg_addr)
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{
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sfc_init(reg_addr);
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return sfc_nand_init();
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}
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const struct flash_boot_ops sfc_nand_ops = {
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snand_init,
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snand_read,
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snand_write,
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snand_get_capacity,
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snand_deinit,
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snand_resume,
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snand_vendor_read,
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snand_vendor_write,
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snand_gc,
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snand_discard,
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};
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