/* * Copyright : (C) 2022 Phytium Information Technology, Inc. * All Rights Reserved. * * This program is OPEN SOURCE software: you can redistribute it and/or modify it * under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd, * either version 1.0 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the Phytium Public License for more details. * * * FilePath: fnand_option.c * Date: 2022-02-10 14:53:42 * LastEditTime: 2022-02-18 08:56:51 * Description:  This file is for options functions for the fnand component. * * Modify History: * Ver   Who        Date         Changes * ----- ------     --------    -------------------------------------- * 1.0 huanghe 2022/05/10 first release */ #include "fnand.h" #include "fnand_hw.h" /** * @name: FNandSetOption * @msg: * @note: * @param {FNand} *instance_p is the pointer to the FNand instance. * @param {u32} options is configuration options ,use FNAND_OPS_INTER_MODE_SELECT to select nand flash interface * @param {u32} value is set value * @return {FError} FT_SUCCESS set option is ok ,FNAND_ERR_INVAILD_PARAMETER options is invalid */ FError FNandSetOption(FNand *instance_p, u32 options, u32 value) { u32 reg_value; FNandConfig *config_p; FASSERT(instance_p != NULL); FASSERT(instance_p->is_ready == FT_COMPONENT_IS_READY); config_p = &instance_p->config; switch (options) { case FNAND_OPS_INTER_MODE_SELECT: FASSERT(FNAND_TOG_ASYN_DDR >= value) ; FNAND_CLEARBIT(config_p->base_address, FNAND_CTRL0_OFFSET, FNAND_CTRL0_INTER_MODE(3UL)) ; FNAND_SETBIT(config_p->base_address, FNAND_CTRL0_OFFSET, FNAND_CTRL0_INTER_MODE((unsigned long)value)) ; break; default: return FNAND_ERR_INVAILD_PARAMETER; } return FT_SUCCESS; }