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Initial commit: CCU621_M firmware project with BLE debug link support.

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Co-authored-by: Cursor <cursoragent@cursor.com>
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jiankalka
2026-07-08 17:28:36 +08:00
commit 9ceb218f80
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Drivers/GD32H7xx_standard_peripheral/Source/gd32h7xx_ospim.c
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/*!
\file gd32h7xx_ospim.c
\brief OSPIM driver
\version 2025-01-24, V1.4.0, firmware for GD32H7xx
*/
/*
Copyright (c) 2025, GigaDevice Semiconductor Inc.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its contributors
may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
OF SUCH DAMAGE.
*/
#include "gd32h7xx_ospim.h"
#include "gd32h7xx_ospi.h"
/*!
\brief reset the OSPIM peripheral
\param[in] none
\param[out] none
\retval none
*/
void ospim_deinit(void)
{
/* reset OSPIM */
rcu_periph_reset_enable(RCU_OSPIMRST);
rcu_periph_reset_disable(RCU_OSPIMRST);
}
/*!
\brief configurate SCK for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] sckconfg: enable or disable SCK
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT_SCK_DISABLE: disable SCK
\arg OSPIM_PORT_SCK_ENABLE: enable SCK
\param[out] none
\retval none
*/
void ospim_port_sck_config(uint8_t port, uint32_t sckconfg)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SCKEN);
OSPIM_PCFG(port) |= (uint32_t)sckconfg;
}
/*!
\brief select source of SCK for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] sck_source: source of SCK
only one parameter can be selected which is shown as below:
\arg OSPIM_SCK_SOURCE_OSPI0_SCK: the source of SCK is OSPI0_SCK
\arg OSPIM_SCK_SOURCE_OSPI1_SCK: the source of SCK is OSPI1_SCK
\param[out] none
\retval none
*/
void ospim_port_sck_source_select(uint8_t port, uint32_t sck_source)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPCK);
OSPIM_PCFG(port) |= (uint32_t)sck_source;
}
/*!
\brief configurate CSN for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] csnconfig: enable or disable CSN
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT_CSN_DISABLE: disable CSN
\arg OSPIM_PORT_CSN_ENABLE: enable CSN
\param[out] none
\retval none
*/
void ospim_port_csn_config(uint8_t port, uint32_t csnconfig)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_NCSEN);
OSPIM_PCFG(port) |= (uint32_t)csnconfig;
}
/*!
\brief select source of CSN for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] csn_source: source of CSN
only one parameter can be selected which is shown as below:
\arg OSPIM_CSN_SOURCE_OSPI0_CSN: the source of CSN is OSPI0_CSN
\arg OSPIM_CSN_SOURCE_OSPI1_CSN: the source of CSN is OSPI1_CSN
\param[out] none
\retval none
*/
void ospim_port_csn_source_select(uint8_t port, uint32_t csn_source)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPCS);
OSPIM_PCFG(port) |= (uint32_t)csn_source;
}
/*!
\brief configurate IO[3:0] for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] ioconfig: enable or disable IO[3:0]
only one parameter can be selected which is shown as below:
\arg OSPIM_IO_LOW_DISABLE: disable IO[3:0]
\arg OSPIM_IO_LOW_ENABLE: enable IO[3:0]
\param[out] none
\retval none
*/
void ospim_port_io3_0_config(uint8_t port, uint32_t ioconfig)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_POLEN);
OSPIM_PCFG(port) |= (uint32_t)ioconfig;
}
/*!
\brief select source of IO[3:0] for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] csn_source: source of IO[3:0]
only one parameter can be selected which is shown as below:
\arg OSPIM_SRCPLIO_OSPI0_IO_LOW: select OSPI0_IO[3:0]
\arg OSPIM_SRCPLIO_OSPI0_IO_HIGH: select OSPI0_IO[7:4]
\arg OSPIM_SRCPLIO_OSPI1_IO_LOW: select OSPI1_IO[3:0]
\arg OSPIM_SRCPLIO_OSPI1_IO_HIGH: select OSPI1_IO[7:4]
\param[out] none
\retval none
*/
void ospim_port_io3_0_source_select(uint8_t port, uint32_t io_source)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPLIO);
OSPIM_PCFG(port) |= (uint32_t)io_source;
}
/*!
\brief configurate IO[7:4] for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] ioconfig: enable or disable IO[7:4]
only one parameter can be selected which is shown as below:
\arg OSPIM_IO_HIGH_DISABLE: disable IO[7:4]
\arg OSPIM_IO_HIGH_ENABLE: enable IO[7:4]
\param[out] none
\retval none
*/
void ospim_port_io7_4_config(uint8_t port, uint32_t ioconfig)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_POHEN);
OSPIM_PCFG(port) |= (uint32_t)ioconfig;
}
/*!
\brief select source of IO[7:4] for port
\param[in] port: number of port
only one parameter can be selected which is shown as below:
\arg OSPIM_PORT0: port 0
\arg OSPIM_PORT1: port 1
\param[in] csn_source: source of IO[7:4]
only one parameter can be selected which is shown as below:
\arg OSPIM_SRCPHIO_OSPI0_IO_LOW: select OSPI0_IO[3:0]
\arg OSPIM_SRCPHIO_OSPI0_IO_HIGH: select OSPI0_IO[7:4]
\arg OSPIM_SRCPHIO_OSPI1_IO_LOW: select OSPI1_IO[3:0]
\arg OSPIM_SRCPHIO_OSPI1_IO_HIGH: select OSPI1_IO[7:4]
\param[out] none
\retval none
*/
void ospim_port_io7_4_source_select(uint8_t port, uint32_t io_source)
{
OSPIM_PCFG(port) &= (uint32_t)(~OSPIM_PCFG_SRCPHIO);
OSPIM_PCFG(port) |= (uint32_t)io_source;
}