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[Nuvoton] Support GPIO input pull-high/pull-low 

In Nuvoton, only new-design chips support GPIO input pull-high/pull-low modes.
Targets not supporting this feature are listed below:

- NUMAKER_PFM_NANO130
- NUMAKER_PFM_NUC472
- NUMAKER_PFM_M453
pull/11152/head
Chun-Chieh Li 2019-07-29 16:43:05 +08:00
parent 09bf844d76
commit ca0846b1e9
2 changed files with 52 additions and 0 deletions
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26
targets/TARGET_NUVOTON/TARGET_M2351/gpio_api.c
View File

@ -62,10 +62,23 @@ void gpio_mode(gpio_t *obj, PinMode mode)
return;
}
uint32_t pin_index = NU_PININDEX(obj->pin);
uint32_t port_index = NU_PINPORT(obj->pin);
GPIO_T *gpio_base = NU_PORT_BASE(port_index);
switch (mode) {
case PullNone:
if (mode == PullNone) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_DISABLE);
}
case PullDown:
if (mode == PullDown) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_DOWN);
}
case PullUp:
if (mode == PullUp) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_UP);
}
/* H/W doesn't support separate configuration for input pull mode/direction.
* We translate to input-only/push-pull output I/O mode dependent on direction. */
obj->mode = (obj->direction == PIN_INPUT) ? InputOnly : PushPullOutput;
@ -110,10 +123,23 @@ void gpio_dir(gpio_t *obj, PinDirection direction)
obj->direction = direction;
uint32_t pin_index = NU_PININDEX(obj->pin);
uint32_t port_index = NU_PINPORT(obj->pin);
GPIO_T *gpio_base = NU_PORT_BASE(port_index);
switch (obj->mode) {
case PullNone:
if (obj->mode == PullNone) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_DISABLE);
}
case PullDown:
if (obj->mode == PullDown) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_DOWN);
}
case PullUp:
if (obj->mode == PullUp) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_UP);
}
/* H/W doesn't support separate configuration for input pull mode/direction.
* We translate to input-only/push-pull output I/O mode dependent on direction. */
obj->mode = (obj->direction == PIN_INPUT) ? InputOnly : PushPullOutput;

26
targets/TARGET_NUVOTON/TARGET_M480/gpio_api.c
View File

@ -62,10 +62,23 @@ void gpio_mode(gpio_t *obj, PinMode mode)
return;
}
uint32_t pin_index = NU_PININDEX(obj->pin);
uint32_t port_index = NU_PINPORT(obj->pin);
GPIO_T *gpio_base = NU_PORT_BASE(port_index);
switch (mode) {
case PullNone:
if (mode == PullNone) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_DISABLE);
}
case PullDown:
if (mode == PullDown) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_DOWN);
}
case PullUp:
if (mode == PullUp) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_UP);
}
/* H/W doesn't support separate configuration for input pull mode/direction.
* We translate to input-only/push-pull output I/O mode dependent on direction. */
obj->mode = (obj->direction == PIN_INPUT) ? InputOnly : PushPullOutput;
@ -110,10 +123,23 @@ void gpio_dir(gpio_t *obj, PinDirection direction)
obj->direction = direction;
uint32_t pin_index = NU_PININDEX(obj->pin);
uint32_t port_index = NU_PINPORT(obj->pin);
GPIO_T *gpio_base = NU_PORT_BASE(port_index);
switch (obj->mode) {
case PullNone:
if (obj->mode == PullNone) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_DISABLE);
}
case PullDown:
if (obj->mode == PullDown) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_DOWN);
}
case PullUp:
if (obj->mode == PullUp) {
GPIO_SetPullCtl(gpio_base, 1 << pin_index, GPIO_PUSEL_PULL_UP);
}
/* H/W doesn't support separate configuration for input pull mode/direction.
* We translate to input-only/push-pull output I/O mode dependent on direction. */
obj->mode = (obj->direction == PIN_INPUT) ? InputOnly : PushPullOutput;