207 lines
7.7 KiB
C
207 lines
7.7 KiB
C
/*!
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\file gd32h7xx_ospim.c
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\brief OSPIM driver
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\version 2025-01-24, V1.4.0, firmware for GD32H7xx
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*/
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/*
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Copyright (c) 2025, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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*/
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#include "gd32h7xx_ospim.h"
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#include "gd32h7xx_ospi.h"
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/*!
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\brief reset the OSPIM peripheral
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\param[in] none
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\param[out] none
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\retval none
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*/
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void ospim_deinit(void)
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{
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/* reset OSPIM */
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rcu_periph_reset_enable(RCU_OSPIMRST);
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rcu_periph_reset_disable(RCU_OSPIMRST);
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}
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/*!
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\brief configurate SCK for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] sckconfg: enable or disable SCK
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT_SCK_DISABLE: disable SCK
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\arg OSPIM_PORT_SCK_ENABLE: enable SCK
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\param[out] none
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\retval none
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*/
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void ospim_port_sck_config(uint8_t port, uint32_t sckconfg)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SCKEN);
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OSPIM_PCFG(port) |= (uint32_t)sckconfg;
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}
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/*!
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\brief select source of SCK for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] sck_source: source of SCK
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only one parameter can be selected which is shown as below:
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\arg OSPIM_SCK_SOURCE_OSPI0_SCK: the source of SCK is OSPI0_SCK
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\arg OSPIM_SCK_SOURCE_OSPI1_SCK: the source of SCK is OSPI1_SCK
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\param[out] none
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\retval none
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*/
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void ospim_port_sck_source_select(uint8_t port, uint32_t sck_source)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPCK);
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OSPIM_PCFG(port) |= (uint32_t)sck_source;
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}
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/*!
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\brief configurate CSN for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] csnconfig: enable or disable CSN
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT_CSN_DISABLE: disable CSN
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\arg OSPIM_PORT_CSN_ENABLE: enable CSN
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\param[out] none
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\retval none
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*/
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void ospim_port_csn_config(uint8_t port, uint32_t csnconfig)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_NCSEN);
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OSPIM_PCFG(port) |= (uint32_t)csnconfig;
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}
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/*!
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\brief select source of CSN for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] csn_source: source of CSN
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only one parameter can be selected which is shown as below:
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\arg OSPIM_CSN_SOURCE_OSPI0_CSN: the source of CSN is OSPI0_CSN
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\arg OSPIM_CSN_SOURCE_OSPI1_CSN: the source of CSN is OSPI1_CSN
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\param[out] none
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\retval none
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*/
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void ospim_port_csn_source_select(uint8_t port, uint32_t csn_source)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPCS);
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OSPIM_PCFG(port) |= (uint32_t)csn_source;
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}
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/*!
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\brief configurate IO[3:0] for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] ioconfig: enable or disable IO[3:0]
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only one parameter can be selected which is shown as below:
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\arg OSPIM_IO_LOW_DISABLE: disable IO[3:0]
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\arg OSPIM_IO_LOW_ENABLE: enable IO[3:0]
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\param[out] none
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\retval none
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*/
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void ospim_port_io3_0_config(uint8_t port, uint32_t ioconfig)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_POLEN);
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OSPIM_PCFG(port) |= (uint32_t)ioconfig;
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}
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/*!
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\brief select source of IO[3:0] for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] csn_source: source of IO[3:0]
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only one parameter can be selected which is shown as below:
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\arg OSPIM_SRCPLIO_OSPI0_IO_LOW: select OSPI0_IO[3:0]
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\arg OSPIM_SRCPLIO_OSPI0_IO_HIGH: select OSPI0_IO[7:4]
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\arg OSPIM_SRCPLIO_OSPI1_IO_LOW: select OSPI1_IO[3:0]
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\arg OSPIM_SRCPLIO_OSPI1_IO_HIGH: select OSPI1_IO[7:4]
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\param[out] none
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\retval none
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*/
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void ospim_port_io3_0_source_select(uint8_t port, uint32_t io_source)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPLIO);
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OSPIM_PCFG(port) |= (uint32_t)io_source;
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}
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/*!
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\brief configurate IO[7:4] for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] ioconfig: enable or disable IO[7:4]
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only one parameter can be selected which is shown as below:
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\arg OSPIM_IO_HIGH_DISABLE: disable IO[7:4]
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\arg OSPIM_IO_HIGH_ENABLE: enable IO[7:4]
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\param[out] none
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\retval none
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*/
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void ospim_port_io7_4_config(uint8_t port, uint32_t ioconfig)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_POHEN);
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OSPIM_PCFG(port) |= (uint32_t)ioconfig;
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}
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/*!
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\brief select source of IO[7:4] for port
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\param[in] port: number of port
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only one parameter can be selected which is shown as below:
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\arg OSPIM_PORT0: port 0
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\arg OSPIM_PORT1: port 1
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\param[in] csn_source: source of IO[7:4]
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only one parameter can be selected which is shown as below:
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\arg OSPIM_SRCPHIO_OSPI0_IO_LOW: select OSPI0_IO[3:0]
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\arg OSPIM_SRCPHIO_OSPI0_IO_HIGH: select OSPI0_IO[7:4]
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\arg OSPIM_SRCPHIO_OSPI1_IO_LOW: select OSPI1_IO[3:0]
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\arg OSPIM_SRCPHIO_OSPI1_IO_HIGH: select OSPI1_IO[7:4]
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\param[out] none
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\retval none
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*/
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void ospim_port_io7_4_source_select(uint8_t port, uint32_t io_source)
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{
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OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPHIO);
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OSPIM_PCFG(port) |= (uint32_t)io_source;
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}
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