[bsp/es32f0334] add spi/i2c/pwm drivers

This commit is contained in:
wangyq2018 2019-03-19 11:38:08 +08:00
parent 79fd4d3345
commit f1ba61e413
19 changed files with 906 additions and 32 deletions

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@ -324,9 +324,30 @@ CONFIG_BSP_USING_GPIO=y
# CONFIG_BSP_USING_UART0 is not set
CONFIG_BSP_USING_UART1=y
#
# SPI Drivers
#
# CONFIG_BSP_USING_SPI0 is not set
# CONFIG_BSP_USING_SPI1 is not set
#
# I2C Drivers
#
# CONFIG_BSP_USING_I2C0 is not set
# CONFIG_BSP_USING_I2C1 is not set
#
# PWM Drivers
#
# CONFIG_BSP_USING_PWM0 is not set
# CONFIG_BSP_USING_PWM1 is not set
# CONFIG_BSP_USING_PWM2 is not set
# CONFIG_BSP_USING_PWM3 is not set
#
# Onboard Peripheral Drivers
#
# CONFIG_BSP_USING_SPI_FLASH is not set
#
# Offboard Peripheral Drivers

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@ -20,7 +20,7 @@ ES-PDS-ES32F0334-V1.1
该开发板常用 **板载资源** 如下:
- MCUES32F0334LT主频 48MHz32KB SRAM256KB FLASH54 GPIOs
- 外部 FLASHMX25L64SPI16MB、EEPROM24c04
- 外部模块SPI FLASH (MX25L648MB)、I2C EEPROM (M24C04512B)
- 常用外设
- LED2个(PA12/PC12)
- 液晶屏1个
@ -35,13 +35,13 @@ ES-PDS-ES32F0334-V1.1
| **板载外设** | **支持情况** | **备注** |
| :---------------- | :----------: | :------------------------------------|
| SPI FLASH | 支持 | SPI0 |
| **片上外设** | **支持情况** | **备注** |
| :---------------- | :----------: | :------------------------------------|
| GPIO | 支持 | 54 GPIOs |
| UART | 支持 | UART0/1 |
| **扩展模块** | **支持情况** | **备注** |
| SPI | 支持 | SPI0/1 |
| I2C | 支持 | I2C0/1 |
| PWM | 支持 | PWM0/1/2/3 |
更多详细信息请咨询[上海东软载波微电子技术支持](http://www.essemi.com/)

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@ -19,10 +19,64 @@ menu "Hardware Drivers Config"
endmenu
menu "SPI Drivers"
config BSP_USING_SPI0
bool "Enable SPI0 BUS PB03/PB04/PB05(CLK/MISO/MOSI)"
select RT_USING_SPI
select RT_USING_PIN
default n
config BSP_USING_SPI1
bool "Enable SPI1 BUS PB13/PB14/PB15(CLK/MISO/MOSI)"
select RT_USING_SPI
select RT_USING_PIN
default n
endmenu
menu "I2C Drivers"
config BSP_USING_I2C0
bool "Enable I2C0 BUS PB08/PB09(SCL/SDA)"
select RT_USING_I2C
default n
config BSP_USING_I2C1
bool "Enable I2C1 BUS PB10/PB11(SCL/SDA)"
select RT_USING_I2C
default n
endmenu
menu "PWM Drivers"
config BSP_USING_PWM0
bool "Using PWM0 PA08/PA09/PA10/PA11"
select RT_USING_PWM
default n
config BSP_USING_PWM1
bool "Using PWM1 PB06/PB07/PB08"
select RT_USING_PWM
default n
config BSP_USING_PWM2
bool "Using PWM2 PA00/PA01"
select RT_USING_PWM
default n
config BSP_USING_PWM3
bool "Using PWM3 PC06/PC07"
select RT_USING_PWM
default n
endmenu
endmenu
menu "Onboard Peripheral Drivers"
config BSP_USING_SPI_FLASH
bool "Enable SPI FLASH (W25Q64 spi0)"
select BSP_USING_SPI
select BSP_USING_SPI0
select RT_USING_SFUD
select RT_SFUD_USING_SFDP
default n
endmenu
menu "Offboard Peripheral Drivers"

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@ -15,6 +15,22 @@ if GetDepend('RT_USING_PIN'):
if GetDepend('BSP_USING_UART0') or GetDepend('BSP_USING_UART1'):
src += ['drv_uart.c']
# add spi driver code
if GetDepend('BSP_USING_SPI0') or GetDepend('BSP_USING_SPI1'):
src += ['drv_spi.c']
# add i2c driver code
if GetDepend('BSP_USING_I2C0') or GetDepend('BSP_USING_I2C1'):
src += ['drv_i2c.c']
# add spi flash driver code
if GetDepend('BSP_USING_SPI_FLASH'):
src += ['drv_spiflash.c']
# add pwm driver code
if GetDepend('BSP_USING_PWM0') or GetDepend('BSP_USING_PWM1') or GetDepend('BSP_USING_PWM2') or GetDepend('BSP_USING_PWM3'):
src += ['drv_pwm.c']
CPPPATH = [cwd]
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)

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@ -45,7 +45,7 @@ void SystemClock_Config(void)
/* hosc 12MHz, from hosc/3 pll to 48MHz */
cmu_pll1_config(CMU_PLL1_INPUT_HOSC_3, CMU_PLL1_OUTPUT_48M);
/* MCLK 48MHz*/
/* MCLK 48MHz */
cmu_clock_config(CMU_CLOCK_PLL1, 48000000);
}
@ -58,14 +58,8 @@ void SystemClock_Config(void)
*******************************************************************************/
void SysTick_Configuration(void)
{
rt_uint32_t _mclk;
rt_uint32_t _sys_div = READ_BITS(CMU->CFGR, CMU_CFGR_SYSDIV_MSK, CMU_CFGR_SYSDIV_POSS);
/* get hrc clock*/
_mclk = cmu_get_clock();
/* SYSCLK = MCLK/SYSDIV */
SysTick_Config(_mclk / (RT_TICK_PER_SECOND << _sys_div));
/* ticks = sysclk / RT_TICK_PER_SECOND */
SysTick_Config(cmu_get_sys_clock() / RT_TICK_PER_SECOND);
}
/**
@ -108,3 +102,22 @@ void rt_hw_board_init(void)
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
}
/**
* This function will delay for some us.
*
* @param us the delay time of us
*/
void rt_hw_us_delay(rt_uint32_t us)
{
unsigned int start, now, delta, reload, us_tick;
start = SysTick->VAL;
reload = SysTick->LOAD;
us_tick = cmu_get_sys_clock() / 1000000UL;
do
{
now = SysTick->VAL;
delta = start > now ? start - now : reload + start - now;
}
while (delta < us_tick * us);
}

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@ -257,7 +257,7 @@ rt_err_t es32f0_pin_attach_irq(struct rt_device *device, rt_int32_t pin,
{
return RT_ENOSYS;
}
/**pin no. convert to dec no.**/
/* pin no. convert to dec no. */
for (irqindex = 0; irqindex < 16; irqindex++)
{
if ((0x01 << irqindex) == index->pin)
@ -327,7 +327,7 @@ rt_err_t es32f0_pin_irq_enable(struct rt_device *device, rt_base_t pin,
const struct pin_irq_map *irqmap;
rt_base_t level;
rt_int32_t irqindex = -1;
/*Configure GPIO_InitStructure & EXTI_InitStructure*/
/* Configure GPIO_InitStructure & EXTI_InitStructure */
gpio_init_t gpio_initstruct;
exti_init_t exti_initstruct;
exti_initstruct.filter = DISABLE;
@ -341,7 +341,7 @@ rt_err_t es32f0_pin_irq_enable(struct rt_device *device, rt_base_t pin,
}
if (enabled == PIN_IRQ_ENABLE)
{
/**pin no. convert to dec no.**/
/* pin no. convert to dec no. */
for (irqindex = 0; irqindex < 16; irqindex++)
{
if ((0x01 << irqindex) == index->pin)
@ -421,7 +421,7 @@ INIT_BOARD_EXPORT(rt_hw_pin_init);
rt_inline void pin_irq_hdr(uint16_t GPIO_Pin)
{
uint16_t irqno;
/**pin no. convert to dec no.**/
/* pin no. convert to dec no. */
for (irqno = 0; irqno < 16; irqno++)
{
if ((0x01 << irqno) == GPIO_Pin)

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@ -0,0 +1,141 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#include <rthw.h>
#include <rtthread.h>
#include <rtdevice.h>
#include "board.h"
#include "drv_i2c.h"
#include <ald_i2c.h>
#include <ald_gpio.h>
#ifdef RT_USING_I2C
#define TIMEOUT 0x0FFF
/* I2C struct definition */
static i2c_handle_t _h_i2c0, _h_i2c1;
static void _i2c_init(void)
{
gpio_init_t gpio_instruct;
/* Initialize I2C Pin */
gpio_instruct.mode = GPIO_MODE_OUTPUT;
gpio_instruct.odos = GPIO_PUSH_PULL;
gpio_instruct.pupd = GPIO_PUSH_UP;
gpio_instruct.odrv = GPIO_OUT_DRIVE_NORMAL;
gpio_instruct.flt = GPIO_FILTER_DISABLE;
gpio_instruct.type = GPIO_TYPE_CMOS;
gpio_instruct.func = GPIO_FUNC_5;
#ifdef BSP_USING_I2C0
/* Initialize I2C Function */
_h_i2c0.perh = I2C0;
_h_i2c0.init.clk_speed = 100000;
_h_i2c0.init.duty = I2C_DUTYCYCLE_2;
_h_i2c0.init.own_addr1 = 0x0A;
_h_i2c0.init.addr_mode = I2C_ADDR_7BIT;
_h_i2c0.init.general_call = I2C_GENERALCALL_DISABLE;
_h_i2c0.init.no_stretch = I2C_NOSTRETCH_ENABLE;
i2c_reset(&_h_i2c0);
i2c_init(&_h_i2c0);
/* I2C0_SCL->PB8, I2C0_SDA->PB9 */
gpio_init(GPIOB, GPIO_PIN_8 | GPIO_PIN_9, &gpio_instruct);
#endif
#ifdef BSP_USING_I2C1
/* Initialize i2c function */
_h_i2c1.perh = I2C1;
_h_i2c1.init.clk_speed = 100000;
_h_i2c1.init.duty = I2C_DUTYCYCLE_2;
_h_i2c1.init.own_addr1 = 0xA0;
_h_i2c1.init.addr_mode = I2C_ADDR_7BIT;
_h_i2c1.init.general_call = I2C_GENERALCALL_DISABLE;
_h_i2c1.init.no_stretch = I2C_NOSTRETCH_ENABLE;
i2c_reset(&_h_i2c1);
i2c_init(&_h_i2c1);
/* I2C1_SCL->PB10, I2C1_SDA->PB11 */
gpio_init(GPIOB, GPIO_PIN_10 | GPIO_PIN_11, &gpio_instruct);
#endif
}
static rt_size_t es32f0_master_xfer(struct rt_i2c_bus_device *bus,
struct rt_i2c_msg msgs[],
rt_uint32_t num)
{
struct rt_i2c_msg *msg;
rt_uint32_t i;
rt_err_t ret = RT_ERROR;
for (i = 0; i < num; i++)
{
msg = &msgs[i];
if (msg->flags & RT_I2C_RD)
{
if (i2c_master_recv(bus->priv, msg->addr << 1, msg->buf, msg->len, TIMEOUT) != 0)
{
i2c_dbg("i2c bus write failed,i2c bus stop!\n");
goto out;
}
}
else
{
if (i2c_master_send(bus->priv, msg->addr << 1, msg->buf, msg->len, TIMEOUT) != 0)
{
i2c_dbg("i2c bus write failed,i2c bus stop!\n");
goto out;
}
}
}
ret = i;
out:
i2c_dbg("send stop condition\n");
return ret;
}
const struct rt_i2c_bus_device_ops es32f0_i2c_ops =
{
es32f0_master_xfer,
RT_NULL,
RT_NULL,
};
int rt_hw_i2c_init(void)
{
_i2c_init();
#ifdef BSP_USING_I2C0
/* define i2c Instance */
static struct rt_i2c_bus_device _i2c_device0;
rt_memset((void *)&_i2c_device0, 0, sizeof(struct rt_i2c_bus_device));
_i2c_device0.ops = &es32f0_i2c_ops;
_i2c_device0.priv = &_h_i2c0;
rt_i2c_bus_device_register(&_i2c_device0, "i2c0");
#endif
#ifdef BSP_USING_I2C1
/* define i2c Instance */
static struct rt_i2c_bus_device _i2c_device1;
rt_memset((void *)&_i2c_device1, 0, sizeof(struct rt_i2c_bus_device));
_i2c_device1.ops = &es32f0_i2c_ops;
_i2c_device1.priv = &_h_i2c1;
rt_i2c_bus_device_register(&_i2c_device1, "i2c1");
#endif
return RT_EOK;
}
INIT_DEVICE_EXPORT(rt_hw_i2c_init);
#endif

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@ -0,0 +1,16 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#ifndef DRV_I2C_H__
#define DRV_I2C_H__
int rt_hw_i2c_init(void);
#endif

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@ -0,0 +1,211 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#include <rthw.h>
#include <rtthread.h>
#include <rtdevice.h>
#include <board.h>
#include <ald_cmu.h>
#include <ald_timer.h>
#include <ald_gpio.h>
static void pwm_set_freq(timer_handle_t *timer_initstruct, uint32_t ns)
{
uint64_t _arr = (uint64_t)cmu_get_pclk1_clock() * ns / 1000000000 /
(timer_initstruct->init.prescaler + 1);
WRITE_REG(timer_initstruct->perh->AR, (uint32_t)_arr);
timer_initstruct->init.period = (uint32_t)_arr;
}
static void pwm_set_duty(timer_handle_t *timer_initstruct, timer_channel_t ch, uint32_t ns)
{
uint64_t tmp = (uint64_t)cmu_get_pclk1_clock() * ns / 1000000000 /
(timer_initstruct->init.prescaler + 1);
if (ch == TIMER_CHANNEL_1)
WRITE_REG(timer_initstruct->perh->CCVAL1, (uint32_t)tmp);
else if (ch == TIMER_CHANNEL_2)
WRITE_REG(timer_initstruct->perh->CCVAL2, (uint32_t)tmp);
else if (ch == TIMER_CHANNEL_3)
WRITE_REG(timer_initstruct->perh->CCVAL3, (uint32_t)tmp);
else if (ch == TIMER_CHANNEL_4)
WRITE_REG(timer_initstruct->perh->CCVAL4, (uint32_t)tmp);
}
static rt_err_t es32f0_pwm_control(struct rt_device_pwm *device, int cmd, void *arg)
{
rt_err_t ret = RT_EOK;
uint32_t _ccep;
timer_channel_t pwm_channel;
timer_oc_init_t tim_ocinit;
timer_handle_t *timer_initstruct = (timer_handle_t *)device->parent.user_data;
struct rt_pwm_configuration *cfg = (struct rt_pwm_configuration *)arg;
RT_ASSERT(timer_initstruct != RT_NULL);
tim_ocinit.oc_mode = TIMER_OC_MODE_PWM1;
tim_ocinit.oc_polarity = TIMER_OC_POLARITY_HIGH;
tim_ocinit.oc_fast_en = DISABLE;
tim_ocinit.ocn_polarity = TIMER_OCN_POLARITY_HIGH;
tim_ocinit.ocn_idle = TIMER_OCN_IDLE_RESET;
tim_ocinit.oc_idle = TIMER_OC_IDLE_RESET;
/* select pwm output channel */
if (1 == cfg->channel)
{
pwm_channel = TIMER_CHANNEL_1;
}
else if (2 == cfg->channel)
{
pwm_channel = TIMER_CHANNEL_2;
}
else if (3 == cfg->channel)
{
if (timer_initstruct->perh == GP16C2T0 || timer_initstruct->perh == GP16C2T1)
return RT_EINVAL;
pwm_channel = TIMER_CHANNEL_3;
}
else if (4 == cfg->channel)
{
if (timer_initstruct->perh == GP16C2T0 || timer_initstruct->perh == GP16C2T1 ||
timer_initstruct->perh == GP16C4T0)
return RT_EINVAL;
pwm_channel = TIMER_CHANNEL_4;
}
else
{
return RT_EINVAL;
}
switch (cmd)
{
case PWM_CMD_ENABLE:
timer_pwm_start(timer_initstruct, pwm_channel);
break;
case PWM_CMD_DISABLE:
timer_pwm_stop(timer_initstruct, pwm_channel);
break;
case PWM_CMD_SET:
_ccep = timer_initstruct->perh->CCEP;
/* count registers max 0xFFFF, auto adjust prescaler */
do
{
pwm_set_freq(timer_initstruct, cfg->period);
timer_initstruct->init.prescaler ++;
}
while (timer_initstruct->init.period > 0xFFFF);
/* update prescaler */
WRITE_REG(timer_initstruct->perh->PRES, --timer_initstruct->init.prescaler);
timer_oc_config_channel(timer_initstruct, &tim_ocinit, pwm_channel);
pwm_set_duty(timer_initstruct, pwm_channel, cfg->pulse);
timer_initstruct->perh->CCEP = _ccep;
break;
case PWM_CMD_GET:
cfg->pulse = timer_read_capture_value(timer_initstruct, pwm_channel) * 100 /
READ_REG(timer_initstruct->perh->AR);
break;
default:
break;
}
return ret;
}
const static struct rt_pwm_ops es32f0_pwm_ops =
{
es32f0_pwm_control
};
int rt_hw_pwm_init(void)
{
rt_err_t ret = RT_EOK;
gpio_init_t gpio_initstructure;
gpio_initstructure.mode = GPIO_MODE_OUTPUT;
gpio_initstructure.odos = GPIO_PUSH_PULL;
gpio_initstructure.pupd = GPIO_PUSH_UP;
gpio_initstructure.odrv = GPIO_OUT_DRIVE_NORMAL;
gpio_initstructure.flt = GPIO_FILTER_DISABLE;
gpio_initstructure.type = GPIO_TYPE_TTL;
#ifdef BSP_USING_PWM0 /* 4 channels */
static struct rt_device_pwm pwm_dev0;
static timer_handle_t timer_initstruct0;
timer_initstruct0.perh = AD16C4T0;
timer_pwm_init(&timer_initstruct0);
/* gpio initialization */
gpio_initstructure.func = GPIO_FUNC_2;
gpio_init(GPIOA, GPIO_PIN_8, &gpio_initstructure);
gpio_init(GPIOA, GPIO_PIN_9, &gpio_initstructure);
gpio_init(GPIOA, GPIO_PIN_10, &gpio_initstructure);
gpio_init(GPIOA, GPIO_PIN_11, &gpio_initstructure);
ret = rt_device_pwm_register(&pwm_dev0, "pwm0", &es32f0_pwm_ops,
&timer_initstruct0);
#endif
#ifdef BSP_USING_PWM1 /* 3 channels */
static struct rt_device_pwm pwm_dev1;
static timer_handle_t timer_initstruct1;
timer_initstruct1.perh = GP16C4T0;
timer_pwm_init(&timer_initstruct1);
/* gpio initialization */
gpio_initstructure.func = GPIO_FUNC_2;
gpio_init(GPIOB, GPIO_PIN_6, &gpio_initstructure);
gpio_init(GPIOB, GPIO_PIN_7, &gpio_initstructure);
gpio_init(GPIOB, GPIO_PIN_8, &gpio_initstructure);
ret = rt_device_pwm_register(&pwm_dev1, "pwm1", &es32f0_pwm_ops,
&timer_initstruct1);
#endif
#ifdef BSP_USING_PWM2 /* 2 channels */
static struct rt_device_pwm pwm_dev2;
static timer_handle_t timer_initstruct2;
timer_initstruct2.perh = GP16C2T0;
timer_pwm_init(&timer_initstruct2);
/* gpio initialization */
gpio_initstructure.func = GPIO_FUNC_2;
gpio_init(GPIOA, GPIO_PIN_0, &gpio_initstructure);
gpio_init(GPIOA, GPIO_PIN_1, &gpio_initstructure);
ret = rt_device_pwm_register(&pwm_dev2, "pwm2", &es32f0_pwm_ops,
&timer_initstruct2);
#endif
#ifdef BSP_USING_PWM3 /* 2 channels */
static struct rt_device_pwm pwm_dev3;
static timer_handle_t timer_initstruct3;
timer_initstruct3.perh = GP16C2T1;
timer_pwm_init(&timer_initstruct3);
/* gpio initialization */
gpio_initstructure.func = GPIO_FUNC_3;
gpio_init(GPIOC, GPIO_PIN_6, &gpio_initstructure);
gpio_init(GPIOC, GPIO_PIN_7, &gpio_initstructure);
ret = rt_device_pwm_register(&pwm_dev3, "pwm3", &es32f0_pwm_ops,
&timer_initstruct3);
#endif
return ret;
}
INIT_DEVICE_EXPORT(rt_hw_pwm_init);

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@ -0,0 +1,16 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#ifndef DRV_PWM_H__
#define DRV_PWM_H__
int rt_hw_pwm_init(void);
#endif

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@ -0,0 +1,297 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <string.h>
#include <rthw.h>
#include "board.h"
#include "drv_spi.h"
#include <ald_spi.h>
#include <ald_gpio.h>
#include <ald_cmu.h>
#ifdef RT_USING_SPI
#define SPITIMEOUT 0x0FFF
rt_err_t spi_configure(struct rt_spi_device *device,
struct rt_spi_configuration *cfg)
{
spi_handle_t *hspi;
hspi = (spi_handle_t *)device->bus->parent.user_data;
/* config spi mode */
if (cfg->mode & RT_SPI_SLAVE)
{
hspi->init.mode = SPI_MODE_SLAVER;
}
else
{
hspi->init.mode = SPI_MODE_MASTER;
}
if (cfg->mode & RT_SPI_3WIRE)
{
hspi->init.dir = SPI_DIRECTION_1LINE;
}
else
{
hspi->init.dir = SPI_DIRECTION_2LINES;
}
if (cfg->data_width == 8)
{
hspi->init.data_size = SPI_DATA_SIZE_8;
}
else if (cfg->data_width == 16)
{
hspi->init.data_size = SPI_DATA_SIZE_16;
}
if (cfg->mode & RT_SPI_CPHA)
{
hspi->init.phase = SPI_CPHA_SECOND;
}
else
{
hspi->init.phase = SPI_CPHA_FIRST;
}
if (cfg->mode & RT_SPI_CPOL)
{
hspi->init.polarity = SPI_CPOL_HIGH;
}
else
{
hspi->init.polarity = SPI_CPOL_LOW;
}
if (cfg->mode & RT_SPI_NO_CS)
{
hspi->init.ss_en = DISABLE;
}
else
{
hspi->init.ss_en = ENABLE;
}
/* config spi clock */
if (cfg->max_hz >= cmu_get_pclk1_clock() / 2)
{
/* pclk1 max speed 48MHz, spi master max speed 10MHz */
if (cmu_get_pclk1_clock() / 2 <= 10000000)
{
hspi->init.baud = SPI_BAUD_2;
}
else if (cmu_get_pclk1_clock() / 4 <= 10000000)
{
hspi->init.baud = SPI_BAUD_4;
}
else
{
hspi->init.baud = SPI_BAUD_8;
}
}
else if (cfg->max_hz >= cmu_get_pclk1_clock() / 4)
{
/* pclk1 max speed 48MHz, spi master max speed 10MHz */
if (cmu_get_pclk1_clock() / 4 <= 10000000)
{
hspi->init.baud = SPI_BAUD_4;
}
else
{
hspi->init.baud = SPI_BAUD_8;
}
}
else if (cfg->max_hz >= cmu_get_pclk1_clock() / 8)
{
hspi->init.baud = SPI_BAUD_8;
}
else if (cfg->max_hz >= cmu_get_pclk1_clock() / 16)
{
hspi->init.baud = SPI_BAUD_16;
}
else if (cfg->max_hz >= cmu_get_pclk1_clock() / 32)
{
hspi->init.baud = SPI_BAUD_32;
}
else if (cfg->max_hz >= cmu_get_pclk1_clock() / 64)
{
hspi->init.baud = SPI_BAUD_64;
}
else if (cfg->max_hz >= cmu_get_pclk1_clock() / 128)
{
hspi->init.baud = SPI_BAUD_128;
}
else
{
hspi->init.baud = SPI_BAUD_256;
}
spi_init(hspi);
return RT_EOK;
}
static rt_uint32_t spixfer(struct rt_spi_device *device, struct rt_spi_message *message)
{
rt_err_t res;
spi_handle_t *hspi;
struct es32f0_hw_spi_cs *cs;
RT_ASSERT(device != RT_NULL);
RT_ASSERT(device->bus != RT_NULL);
RT_ASSERT(device->bus->parent.user_data != RT_NULL);
RT_ASSERT(message->send_buf != RT_NULL || message->recv_buf != RT_NULL);
hspi = (spi_handle_t *)device->bus->parent.user_data;
cs = device->parent.user_data;
/* only send data */
if (message->recv_buf == RT_NULL)
{
if (message->cs_take)
{
rt_pin_write(cs->pin, 0);
}
res = spi_send(hspi, (rt_uint8_t *)message->send_buf, (rt_int32_t)message->length, SPITIMEOUT);
if (message->cs_release)
{
rt_pin_write(cs->pin, 1);
}
if (res != RT_EOK)
return RT_ERROR;
}
/* only receive data */
if (message->send_buf == RT_NULL)
{
if (message->cs_take)
{
rt_pin_write(cs->pin, 0);
}
res = spi_recv(hspi, (rt_uint8_t *)message->recv_buf, (rt_int32_t)message->length, SPITIMEOUT);
if (message->cs_release)
{
rt_pin_write(cs->pin, 1);
}
if (res != RT_EOK)
return RT_ERROR;
}
/* send & receive */
else
{
if (message->cs_take)
{
rt_pin_write(cs->pin, 0);
}
res = spi_send_recv(hspi, (rt_uint8_t *)message->send_buf, (rt_uint8_t *)message->recv_buf,
(rt_int32_t)message->length, SPITIMEOUT);
if (message->cs_release)
{
rt_pin_write(cs->pin, 1);
}
if (res != RT_EOK)
return RT_ERROR;
}
return message->length;
}
const struct rt_spi_ops es32f0_spi_ops =
{
spi_configure,
spixfer,
};
static struct rt_spi_bus _spi_bus0, _spi_bus1;
static spi_handle_t _spi0, _spi1;
int es32f0_spi_register_bus(SPI_TypeDef *SPIx, const char *name)
{
struct rt_spi_bus *spi_bus;
spi_handle_t *spi;
gpio_init_t gpio_instruct;
if (SPIx == SPI0)
{
_spi0.perh = SPI0;
spi_bus = &_spi_bus0;
spi = &_spi0;
/* SPI0 gpio init */
gpio_instruct.mode = GPIO_MODE_OUTPUT;
gpio_instruct.odos = GPIO_PUSH_PULL;
gpio_instruct.func = GPIO_FUNC_4;
gpio_instruct.type = GPIO_TYPE_CMOS;
gpio_instruct.flt = GPIO_FILTER_DISABLE;
/* PB3->SPI0_SCK, PB5->SPI0_MOSI */
gpio_init(GPIOB, GPIO_PIN_3 | GPIO_PIN_5, &gpio_instruct);
/* PB4->SPI0_MISO */
gpio_instruct.mode = GPIO_MODE_INPUT;
gpio_init(GPIOB, GPIO_PIN_4, &gpio_instruct);
}
else if (SPIx == SPI1)
{
_spi1.perh = SPI1;
spi_bus = &_spi_bus1;
spi = &_spi1;
/* SPI1 gpio init */
gpio_instruct.mode = GPIO_MODE_OUTPUT;
gpio_instruct.odos = GPIO_PUSH_PULL;
gpio_instruct.func = GPIO_FUNC_4;
gpio_instruct.type = GPIO_TYPE_CMOS;
gpio_instruct.flt = GPIO_FILTER_DISABLE;
/* PB13->SPI1_SCK, PB15->SPI1_MOSI */
gpio_init(GPIOB, GPIO_PIN_13 | GPIO_PIN_15, &gpio_instruct);
/* PB14->SPI1_MISO */
gpio_instruct.mode = GPIO_MODE_INPUT;
gpio_init(GPIOB, GPIO_PIN_14, &gpio_instruct);
}
else
{
return -1;
}
spi_bus->parent.user_data = spi;
return rt_spi_bus_register(spi_bus, name, &es32f0_spi_ops);
}
rt_err_t es32f0_spi_device_attach(rt_uint32_t pin, const char *bus_name, const char *device_name)
{
/* define spi Instance */
struct rt_spi_device *spi_device = (struct rt_spi_device *)rt_malloc(sizeof(struct rt_spi_device));
RT_ASSERT(spi_device != RT_NULL);
struct es32f0_hw_spi_cs *cs_pin = (struct es32f0_hw_spi_cs *)rt_malloc(sizeof(struct es32f0_hw_spi_cs));
RT_ASSERT(cs_pin != RT_NULL);
cs_pin->pin = pin;
rt_pin_mode(pin, PIN_MODE_OUTPUT);
rt_pin_write(pin, 1);
return rt_spi_bus_attach_device(spi_device, device_name, bus_name, (void *)cs_pin);
}
int rt_hw_spi_init(void)
{
int result = 0;
#ifdef BSP_USING_SPI0
result = es32f0_spi_register_bus(SPI0, "spi0");
#endif
#ifdef BSP_USING_SPI1
result = es32f0_spi_register_bus(SPI1, "spi1");
#endif
return result;
}
INIT_BOARD_EXPORT(rt_hw_spi_init);
#endif

View File

@ -0,0 +1,27 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#ifndef DRV_SPI_H__
#define DRV_SPI_H__
#include <rtthread.h>
#include <rthw.h>
#include <rtdevice.h>
struct es32f0_hw_spi_cs
{
rt_uint32_t pin;
};
/* cannot be used before completion init */
rt_err_t es32f0_spi_device_attach(rt_uint32_t pin, const char *bus_name, const char *device_name);
int rt_hw_spi_init(void);
#endif

View File

@ -0,0 +1,31 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#include <rtthread.h>
#include "spi_flash.h"
#include "drv_spiflash.h"
#include "spi_flash_sfud.h"
#include "drv_spi.h"
#if defined(BSP_USING_SPI_FLASH)
static int rt_hw_spi_flash_init(void)
{
es32f0_spi_device_attach(50, "spi0", "spi00");
if (RT_NULL == rt_sfud_flash_probe("W25Q64", "spi00"))
{
return -RT_ERROR;
};
return RT_EOK;
}
INIT_COMPONENT_EXPORT(rt_hw_spi_flash_init);
#endif

View File

@ -0,0 +1,16 @@
/*
* Copyright (C) 2018 Shanghai Eastsoft Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-03-19 wangyq the first version
*/
#ifndef DRV_NOR_FLASH_H__
#define DRV_NOR_FLASH_H__
int rt_hw_spi_flash_init(void);
#endif

View File

@ -45,13 +45,10 @@ static rt_err_t es32f0x_configure(struct rt_serial_device *serial, struct serial
gpio_init_initstructure.func = GPIO_FUNC_3;
gpio_init(GPIOB, GPIO_PIN_10, &gpio_init_initstructure);
/* Initialize rx pin ,the same as txpin except mode*/
/* Initialize rx pin ,the same as txpin except mode */
gpio_init_initstructure.mode = GPIO_MODE_INPUT;
gpio_init(GPIOB, GPIO_PIN_11, &gpio_init_initstructure);
NVIC_EnableIRQ(UART0_IRQn);
#endif /* uart0 gpio init */
#endif
#ifdef BSP_USING_UART1
/* Initialize tx pin */
@ -61,9 +58,7 @@ static rt_err_t es32f0x_configure(struct rt_serial_device *serial, struct serial
/* Initialize rx pin ,the same as txpin except mode*/
gpio_init_initstructure.mode = GPIO_MODE_INPUT;
gpio_init(GPIOC, GPIO_PIN_11, &gpio_init_initstructure);
NVIC_EnableIRQ(UART1_IRQn);
#endif /* uart1 gpio init */
#endif
uart->huart.init.mode = UART_MODE_UART;
uart->huart.init.baud = cfg->baud_rate;
@ -90,7 +85,7 @@ static rt_err_t es32f0x_configure(struct rt_serial_device *serial, struct serial
UART_DATA_INV_DISABLE(&uart->huart);
}
/*enable rx int*/
/* enable rx int */
uart_interrupt_config(&uart->huart, UART_IT_RXRD, ENABLE);
return RT_EOK;

View File

@ -101,7 +101,7 @@
<sRunDeb>0</sRunDeb>
<sLrtime>0</sLrtime>
<bEvRecOn>1</bEvRecOn>
<nTsel>3</nTsel>
<nTsel>2</nTsel>
<sDll></sDll>
<sDllPa></sDllPa>
<sDlgDll></sDlgDll>
@ -112,9 +112,14 @@
<tDlgDll></tDlgDll>
<tDlgPa></tDlgPa>
<tIfile></tIfile>
<pMon>Segger\JL2CM3.dll</pMon>
<pMon>BIN\CMSIS_AGDI.dll</pMon>
</DebugOpt>
<TargetDriverDllRegistry>
<SetRegEntry>
<Number>0</Number>
<Key>CMSIS_AGDI</Key>
<Name>-X"Any" -UAny -O206 -S0 -C0 -P00 -N00("ARM CoreSight SW-DP") -D00(0BB11477) -L00(0) -TO18 -TC10000000 -TP20 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO15 -FD20000000 -FC1000 -FN1 -FF0ES32F033x.FLM -FS00 -FL040000 -FP0($$Device:ES32F0334LT$Flash\ES32F033x.FLM)</Name>
</SetRegEntry>
<SetRegEntry>
<Number>0</Number>
<Key>JL2CM3</Key>

View File

@ -365,7 +365,7 @@
<ScatterFile />
<IncludeLibs />
<IncludeLibsPath />
<Misc> --keep *.o(.rti_fn.*) --keep *.o(FSymTab)</Misc>
<Misc />
<LinkerInputFile />
<DisabledWarnings />
</LDads>

View File

@ -163,8 +163,18 @@
#define BSP_USING_UART1
/* SPI Drivers */
/* I2C Drivers */
/* PWM Drivers */
/* Onboard Peripheral Drivers */
/* Offboard Peripheral Drivers */

View File

@ -101,7 +101,7 @@
<sRunDeb>0</sRunDeb>
<sLrtime>0</sLrtime>
<bEvRecOn>1</bEvRecOn>
<nTsel>3</nTsel>
<nTsel>2</nTsel>
<sDll></sDll>
<sDllPa></sDllPa>
<sDlgDll></sDlgDll>
@ -112,9 +112,14 @@
<tDlgDll></tDlgDll>
<tDlgPa></tDlgPa>
<tIfile></tIfile>
<pMon>Segger\JL2CM3.dll</pMon>
<pMon>BIN\CMSIS_AGDI.dll</pMon>
</DebugOpt>
<TargetDriverDllRegistry>
<SetRegEntry>
<Number>0</Number>
<Key>CMSIS_AGDI</Key>
<Name>-X"Any" -UAny -O206 -S0 -C0 -P00 -N00("ARM CoreSight SW-DP") -D00(0BB11477) -L00(0) -TO18 -TC10000000 -TP20 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -FO15 -FD20000000 -FC1000 -FN1 -FF0ES32F033x.FLM -FS00 -FL040000 -FP0($$Device:ES32F0334LT$Flash\ES32F033x.FLM)</Name>
</SetRegEntry>
<SetRegEntry>
<Number>0</Number>
<Key>JL2CM3</Key>