blob: e4754578dab18ddf463fd91ea4c98881081eedfb [file] [log] [blame]
/*
* Copyright (c) 2016 Freescale Semiconductor, Inc.
*
* SPDX-License-Identifier: Apache-2.0
*/
#define DT_DRV_COMPAT nxp_kinetis_pinmux
#include <errno.h>
#include <device.h>
#include <drivers/pinmux.h>
#include <fsl_common.h>
#include <fsl_clock.h>
struct pinmux_mcux_config {
clock_ip_name_t clock_ip_name;
PORT_Type *base;
};
static int pinmux_mcux_set(const struct device *dev, uint32_t pin,
uint32_t func)
{
const struct pinmux_mcux_config *config = dev->config;
PORT_Type *base = config->base;
base->PCR[pin] = func;
return 0;
}
static int pinmux_mcux_get(const struct device *dev, uint32_t pin,
uint32_t *func)
{
const struct pinmux_mcux_config *config = dev->config;
PORT_Type *base = config->base;
*func = base->PCR[pin];
return 0;
}
static int pinmux_mcux_pullup(const struct device *dev, uint32_t pin,
uint8_t func)
{
return -ENOTSUP;
}
static int pinmux_mcux_input(const struct device *dev, uint32_t pin,
uint8_t func)
{
return -ENOTSUP;
}
static int pinmux_mcux_init(const struct device *dev)
{
const struct pinmux_mcux_config *config = dev->config;
CLOCK_EnableClock(config->clock_ip_name);
return 0;
}
static const struct pinmux_driver_api pinmux_mcux_driver_api = {
.set = pinmux_mcux_set,
.get = pinmux_mcux_get,
.pullup = pinmux_mcux_pullup,
.input = pinmux_mcux_input,
};
#if DT_NODE_HAS_STATUS(DT_INST(0, nxp_kinetis_ke1xf_sim), okay)
#define INST_DT_CLOCK_IP_NAME(n) \
DT_REG_ADDR(DT_INST_PHANDLE(n, clocks)) + DT_INST_CLOCKS_CELL(n, name)
#else
#define INST_DT_CLOCK_IP_NAME(n) \
CLK_GATE_DEFINE(DT_INST_CLOCKS_CELL(n, offset), \
DT_INST_CLOCKS_CELL(n, bits))
#endif
#define PINMUX_MCUX_INIT(n) \
static const struct pinmux_mcux_config pinmux_mcux_##n##_config = {\
.base = (PORT_Type *)DT_INST_REG_ADDR(n), \
.clock_ip_name = INST_DT_CLOCK_IP_NAME(n), \
}; \
\
DEVICE_DT_INST_DEFINE(n, \
&pinmux_mcux_init, \
NULL, \
NULL, &pinmux_mcux_##n##_config, \
PRE_KERNEL_1, \
CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, \
&pinmux_mcux_driver_api);
DT_INST_FOREACH_STATUS_OKAY(PINMUX_MCUX_INIT)