libs/rt-thread
libs
/
rt-thread
4
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Merge pull request #1603 from liu2guang/master 

[BSP][RT1050] Improve pin drive stability. | 提高PIN驱动稳定性.
This commit is contained in:
Bernard Xiong 2018-07-04 07:16:57 +08:00 committed by GitHub
parent 39998e4d89 a28c3bffcb
commit 79e9d2360d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
bsp/imxrt1052-evk/drivers/drv_pin.c
View File

@ -436,13 +436,11 @@ static void rt1052_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode)
if(rt1052_pin_map[pin].gpio != GPIO5)
{
CLOCK_EnableClock(kCLOCK_Iomuxc);
IOMUXC_SetPinMux(0x401F8010U + pin*4, 0x5U, 0, 0, 0, 1);
}
else
{
CLOCK_EnableClock(kCLOCK_IomuxcSnvs);
IOMUXC_SetPinMux(0x400A8000U + (pin-125)*4, 0x5U, 0, 0, 0, 1);
}
@ -566,6 +564,7 @@ static rt_err_t rt1052_pin_irq_enable(struct rt_device *device, rt_base_t pin, r
{
gpio_pin_config_t gpio;
IRQn_Type irq_num;
rt_uint32_t config_value = 0x1b0a0;
struct rt1052_pin* pin_map = RT_NULL;
struct rt1052_irq* irq_map = RT_NULL;
@ -639,6 +638,15 @@ static rt_err_t rt1052_pin_irq_enable(struct rt_device *device, rt_base_t pin, r
break;
}
if(rt1052_pin_map[pin].gpio != GPIO5)
{
IOMUXC_SetPinConfig(0, 0, 0, 0, 0x401F8200U + pin*4, config_value);
}
else
{
IOMUXC_SetPinConfig(0, 0, 0, 0, 0x400A8018U + (pin-125)*4, config_value);
}
irq_num = rt1052_get_irqnum(rt1052_pin_map[pin].gpio, rt1052_pin_map[pin].gpio_pin);
NVIC_SetPriority(irq_num, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
@ -675,7 +683,7 @@ int rt_hw_pin_init(void)
rt1052_pin_ops.pin_read = rt1052_pin_read;
rt1052_pin_ops.pin_write = rt1052_pin_write;
rt1052_pin_ops.pin_attach_irq = rt1052_pin_attach_irq;
rt1052_pin_ops.pin_detach_irq = rt1052_pin_detach_irq;
rt1052_pin_ops.pin_detach_irq = rt1052_pin_detach_irq;
rt1052_pin_ops.pin_irq_enable = rt1052_pin_irq_enable;
ret = rt_device_pin_register("pin", &rt1052_pin_ops, RT_NULL);