blob: 595247938cd436fafc7a6b46f914391578ca4e9c [file] [log] [blame]
/*
* Copyright (c) 2016 Freescale Semiconductor, Inc.
* Copyright (c) 2018 Foundries.io
*
* SPDX-License-Identifier: Apache-2.0
*/
#define DT_DRV_COMPAT openisa_rv32m1_pinmux
#include <errno.h>
#include <device.h>
#include <drivers/pinmux.h>
#include <fsl_common.h>
#include <fsl_clock.h>
struct pinmux_rv32m1_config {
clock_ip_name_t clock_ip_name;
PORT_Type *base;
};
static int pinmux_rv32m1_set(const struct device *dev, uint32_t pin,
uint32_t func)
{
const struct pinmux_rv32m1_config *config = dev->config;
PORT_Type *base = config->base;
base->PCR[pin] = (base->PCR[pin] & ~PORT_PCR_MUX_MASK) | func;
return 0;
}
static int pinmux_rv32m1_get(const struct device *dev, uint32_t pin,
uint32_t *func)
{
const struct pinmux_rv32m1_config *config = dev->config;
PORT_Type *base = config->base;
*func = base->PCR[pin] & ~PORT_PCR_MUX_MASK;
return 0;
}
static int pinmux_rv32m1_pullup(const struct device *dev, uint32_t pin,
uint8_t func)
{
return -ENOTSUP;
}
static int pinmux_rv32m1_input(const struct device *dev, uint32_t pin,
uint8_t func)
{
return -ENOTSUP;
}
static int pinmux_rv32m1_init(const struct device *dev)
{
const struct pinmux_rv32m1_config *config = dev->config;
CLOCK_EnableClock(config->clock_ip_name);
return 0;
}
static const struct pinmux_driver_api pinmux_rv32m1_driver_api = {
.set = pinmux_rv32m1_set,
.get = pinmux_rv32m1_get,
.pullup = pinmux_rv32m1_pullup,
.input = pinmux_rv32m1_input,
};
#define PINMUX_RV32M1_INIT(n) \
static const struct pinmux_rv32m1_config pinmux_rv32m1_##n##_config = {\
.base = (PORT_Type *)DT_INST_REG_ADDR(n), \
.clock_ip_name = INST_DT_CLOCK_IP_NAME(n), \
}; \
\
DEVICE_AND_API_INIT(pinmux_rv32m1_##n, DT_INST_LABEL(n), \
&pinmux_rv32m1_init, \
NULL, &pinmux_rv32m1_##n##_config, \
PRE_KERNEL_1, \
CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, \
&pinmux_rv32m1_driver_api);
DT_INST_FOREACH_STATUS_OKAY(PINMUX_RV32M1_INIT)