gpio: add gd32h7xx support

bsp/gd32/arm/libraries/gd32_drivers/drv_gpio.c

@@ -257,7 +257,7 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
     const struct pin_index *index = RT_NULL;
     rt_uint32_t pin_mode = 0;
 
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
       rt_uint32_t pin_pupd = 0, pin_odpp = 0;
 #endif
 
@@ -269,7 +269,7 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
 
     /* GPIO Periph clock enable */
     rcu_periph_clock_enable(index->clk);
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         pin_mode = GPIO_MODE_OUTPUT;
 #else
     pin_mode = GPIO_MODE_OUT_PP;
@@ -279,7 +279,7 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
     {
     case PIN_MODE_OUTPUT:
         /* output setting */
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         pin_mode = GPIO_MODE_OUTPUT;
         pin_pupd = GPIO_PUPD_NONE;
         pin_odpp = GPIO_OTYPE_PP;
@@ -289,7 +289,7 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
         break;
     case PIN_MODE_OUTPUT_OD:
         /* output setting: od. */
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         pin_mode = GPIO_MODE_OUTPUT;
         pin_pupd = GPIO_PUPD_NONE;
         pin_odpp = GPIO_OTYPE_OD;
@@ -299,7 +299,7 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
         break;
     case PIN_MODE_INPUT:
         /* input setting: not pull. */
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         pin_mode = GPIO_MODE_INPUT;
         pin_pupd = GPIO_PUPD_PULLUP | GPIO_PUPD_PULLDOWN;
 #else
@@ -308,7 +308,7 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
         break;
     case PIN_MODE_INPUT_PULLUP:
         /* input setting: pull up. */
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         pin_mode = GPIO_MODE_INPUT;
         pin_pupd = GPIO_PUPD_PULLUP;
 #else
@@ -317,7 +317,7 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
         break;
     case PIN_MODE_INPUT_PULLDOWN:
         /* input setting: pull down. */
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         pin_mode = GPIO_MODE_INPUT;
         pin_pupd = GPIO_PUPD_PULLDOWN;
 #else
@@ -334,6 +334,12 @@ static void gd32_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
     {
         gpio_output_options_set(index->gpio_periph, pin_odpp, GPIO_OSPEED_50MHZ, index->pin);
     }
+#elif defined SOC_SERIES_GD32H7xx
+    gpio_mode_set(index->gpio_periph, pin_mode, pin_pupd, index->pin);
+    if(pin_mode == GPIO_MODE_OUTPUT)
+    {
+        gpio_output_options_set(index->gpio_periph, pin_odpp, GPIO_OSPEED_60MHZ, index->pin);
+    }
 #else
         gpio_init(index->gpio_periph, pin_mode, GPIO_OSPEED_50MHZ, index->pin);
 #endif
@@ -547,7 +553,7 @@ static rt_err_t gd32_pin_irq_enable(struct rt_device *device, rt_base_t pin, rt_
                 return -RT_EINVAL;
         }
 
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         rcu_periph_clock_enable(RCU_SYSCFG);
 #else
         rcu_periph_clock_enable(RCU_AF);
@@ -557,7 +563,7 @@ static rt_err_t gd32_pin_irq_enable(struct rt_device *device, rt_base_t pin, rt_
         nvic_irq_enable(irqmap->irqno, 5U, 0U);
 
         /* connect EXTI line to  GPIO pin */
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
         syscfg_exti_line_config(index->port_src, index->pin_src);
 #else
         gpio_exti_source_select(index->port_src, index->pin_src);

bsp/gd32/arm/libraries/gd32_drivers/drv_gpio.h

@@ -27,11 +27,13 @@ extern "C" {
 #include "gd32f30x_gpio.h"
 #elif defined SOC_SERIES_GD32F4xx
 #include "gd32f4xx_gpio.h"
+#elif defined SOC_SERIES_GD32H7xx
+#include "gd32h7xx_gpio.h"
 #endif
 
 #define __GD32_PORT(port)  GPIO##port
 
-#if defined SOC_SERIES_GD32F4xx
+#if defined SOC_SERIES_GD32F4xx || defined SOC_SERIES_GD32H7xx
 #define GD32_PIN(index, port, pin) {index, RCU_GPIO##port,      \
                                     GPIO##port, GPIO_PIN_##pin, \
                                     EXTI_SOURCE_GPIO##port,     \