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drivers: gpio: Support gpio_pin_get_config_dt

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Add CONFIG_GPIO_GET_CONFIG feature to gpio_cmsdk_ahb.c

Signed-off-by: Tallplay Lin <tlin@atmosic.com>
This commit is contained in:
Tallplay Lin 2025-06-11 16:01:17 -07:00 committed by Benjamin Cabé
parent 7368758bd1
commit da4b8ec802
1 changed files with 21 additions and 0 deletions
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21
drivers/gpio/gpio_cmsdk_ahb.c
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2016 Linaro Limited.
* Copyright (c) 2025 Atmosic
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -134,6 +135,23 @@ int cmsdk_ahb_gpio_config(const struct device *dev, uint32_t mask, gpio_flags_t
return 0;
}
#ifdef CONFIG_GPIO_GET_CONFIG
static int gpio_cmsdk_ahb_get_config(const struct device *dev, gpio_pin_t pin, gpio_flags_t *flags)
{
const struct gpio_cmsdk_ahb_cfg *const cfg = dev->config;
uint32_t mask = BIT(pin);
*flags = GPIO_DISCONNECTED;
if (cfg->port->outenableset & mask) {
*flags |= (cfg->port->dataout & mask) ? GPIO_OUTPUT_HIGH : GPIO_OUTPUT_LOW;
}
return 0;
}
#endif /* CONFIG_GPIO_GET_CONFIG */
/**
* @brief Configure pin or port
*
@ -217,6 +235,9 @@ static int gpio_cmsdk_ahb_manage_callback(const struct device *dev,
static DEVICE_API(gpio, gpio_cmsdk_ahb_drv_api_funcs) = {
.pin_configure = gpio_cmsdk_ahb_config,
#ifdef CONFIG_GPIO_GET_CONFIG
.pin_get_config = gpio_cmsdk_ahb_get_config,
#endif
.port_get_raw = gpio_cmsdk_ahb_port_get_raw,
.port_set_masked_raw = gpio_cmsdk_ahb_port_set_masked_raw,
.port_set_bits_raw = gpio_cmsdk_ahb_port_set_bits_raw,