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/* Copyright 2021 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <zephyr/device.h>
#include <zephyr/devicetree.h>
#include "config.h"
#include "usbc/tcpc_nct38xx.h"
#include "usbc/utils.h"
#define GPIO_DEV_WITH_COMMA(id) DEVICE_DT_GET(DT_PHANDLE(id, gpio_dev)),
#define GPIO_DEV_BINDING(usbc_id, tcpc_id) \
COND_CODE_1(DT_NODE_HAS_PROP(tcpc_id, gpio_dev), \
([USBC_PORT_NEW(usbc_id)] = GPIO_DEV_WITH_COMMA(tcpc_id)), \
())
#define NCT38XX_CHECK(usbc_id, tcpc_id) \
COND_CODE_1(DT_NODE_HAS_COMPAT(tcpc_id, nuvoton_nct38xx), \
(GPIO_DEV_BINDING(usbc_id, tcpc_id)), ())
#define NCT38XX_GPIO(usbc_id) \
COND_CODE_1(DT_NODE_HAS_PROP(usbc_id, tcpc), \
(NCT38XX_CHECK(usbc_id, DT_PHANDLE(usbc_id, tcpc))), ())
/* NCT38XX GPIO device pool for binding the TCPC port and NCT38XX GPIO device */
static const struct device *nct38xx_gpio_devices[CONFIG_USB_PD_PORT_MAX_COUNT] = {
DT_FOREACH_STATUS_OKAY(named_usbc_port, NCT38XX_GPIO)
};
const struct device *nct38xx_get_gpio_device_from_port(const int port)
{
if (port < 0 || port >= CONFIG_USB_PD_PORT_MAX_COUNT)
return NULL;
return nct38xx_gpio_devices[port];
}
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