mirror of
https://github.com/zephyrproject-rtos/zephyr
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f101b77db2
Add initial support for the TI CC13x2 / CC26x2 series with the CC2652R and CC1352R SoCs. The UART and GPIO peripherals are supported. Drivers use the driverlib HAL from the TI CC13x2 / CC26x2 SDK. Signed-off-by: Brett Witherspoon <spoonb@cdspooner.com>
90 lines
1.8 KiB
C
90 lines
1.8 KiB
C
/*
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* Copyright (c) 2019 Brett Witherspoon
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <device.h>
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#include <errno.h>
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#include <misc/__assert.h>
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#include <pinmux.h>
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#include <driverlib/ioc.h>
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static int pinmux_cc13xx_cc26xx_set(struct device *dev, u32_t pin, u32_t func)
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{
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ARG_UNUSED(dev);
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__ASSERT_NO_MSG(pin < NUM_IO_MAX);
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__ASSERT_NO_MSG(func < NUM_IO_PORTS);
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IOCIOPortIdSet(pin, func);
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return 0;
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}
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static int pinmux_cc13xx_cc26xx_get(struct device *dev, u32_t pin, u32_t *func)
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{
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ARG_UNUSED(dev);
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__ASSERT_NO_MSG(pin < NUM_IO_MAX);
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*func = IOCPortConfigureGet(pin) & IOC_IOCFG0_PORT_ID_M;
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return 0;
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}
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static int pinmux_cc13xx_cc26xx_pullup(struct device *dev, u32_t pin, u8_t func)
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{
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ARG_UNUSED(dev);
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__ASSERT_NO_MSG(pin < NUM_IO_MAX);
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switch (func) {
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case PINMUX_PULLUP_ENABLE:
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IOCIOPortPullSet(pin, IOC_IOPULL_UP);
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return 0;
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case PINMUX_PULLUP_DISABLE:
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IOCIOPortPullSet(pin, IOC_NO_IOPULL);
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return 0;
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};
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return -EINVAL;
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}
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static int pinmux_cc13xx_cc26xx_input(struct device *dev, u32_t pin, u8_t func)
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{
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ARG_UNUSED(dev);
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__ASSERT_NO_MSG(pin < NUM_IO_MAX);
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switch (func) {
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case PINMUX_INPUT_ENABLED:
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IOCIOInputSet(pin, IOC_INPUT_ENABLE);
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return 0;
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case PINMUX_OUTPUT_ENABLED:
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IOCIOInputSet(pin, IOC_INPUT_DISABLE);
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return 0;
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};
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return -EINVAL;
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}
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static int pinmux_cc13xx_cc26xx_init(struct device *dev)
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{
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ARG_UNUSED(dev);
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return 0;
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}
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static const struct pinmux_driver_api pinmux_cc13xx_cc26xx_driver_api = {
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.set = pinmux_cc13xx_cc26xx_set,
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.get = pinmux_cc13xx_cc26xx_get,
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.pullup = pinmux_cc13xx_cc26xx_pullup,
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.input = pinmux_cc13xx_cc26xx_input,
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};
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DEVICE_AND_API_INIT(pinmux_cc13xx_cc26xx, CONFIG_PINMUX_NAME,
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&pinmux_cc13xx_cc26xx_init, NULL, NULL, PRE_KERNEL_1,
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CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
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&pinmux_cc13xx_cc26xx_driver_api);
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