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

bsp/es32f0334/.config

@@ -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

bsp/es32f0334/README.md

@@ -20,7 +20,7 @@ ES-PDS-ES32F0334-V1.1
 该开发板常用 **板载资源** 如下：
 
 - MCU：ES32F0334LT，主频 48MHz，32KB SRAM，256KB FLASH，54 GPIOs
-- 外部 FLASH：MX25L64（SPI，16MB）、EEPROM（24c04）
+- 外部模块：SPI FLASH (MX25L64，8MB)、I2C EEPROM (M24C04，512B)
 - 常用外设
   - LED：2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/)
 

bsp/es32f0334/drivers/Kconfig

@@ -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"

bsp/es32f0334/drivers/SConscript

@@ -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)
 

bsp/es32f0334/drivers/board.c

@@ -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);
+}

bsp/es32f0334/drivers/drv_gpio.c

@@ -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)

bsp/es32f0334/drivers/drv_i2c.c

@@ -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

bsp/es32f0334/drivers/drv_i2c.h

@@ -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

bsp/es32f0334/drivers/drv_pwm.c

@@ -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);

bsp/es32f0334/drivers/drv_pwm.h

@@ -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

bsp/es32f0334/drivers/drv_spi.c

@@ -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

bsp/es32f0334/drivers/drv_spi.h

@@ -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

bsp/es32f0334/drivers/drv_spiflash.c

@@ -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

bsp/es32f0334/drivers/drv_spiflash.h

@@ -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

bsp/es32f0334/drivers/drv_uart.c

@@ -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;

bsp/es32f0334/project.uvoptx

@@ -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>

bsp/es32f0334/project.uvprojx

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

bsp/es32f0334/rtconfig.h

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

bsp/es32f0334/template.uvoptx

@@ -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>