chip/atxmega128a1/include/chip/uart.h

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#ifndef CHIP_UART_H_INCLUDED
#define CHIP_UART_H_INCLUDED

#include <chip/memory-map.h>
#include <clk/sys.h>
#include <uart/uart_xmega.h>

#define uart_get_regs(id)       ((void *) USART##id##_BASE)

#define uart_enable_clock(id)                                           \
        do {                                                            \
                unsigned int _id = (id);                                \
                                                                        \
                sysclk_enable_module(SYSCLK_PORT_C + (_id >> 1),        \
                                SYSCLK_USART0 + (_id & 1));             \
        } while (0)
#define uart_disable_clock(id)                                          \
        do {                                                            \
                unsigned int _id = (id);                                \
                                                                        \
                sysclk_disable_module(SYSCLK_PORT_C + (_id >> 1),       \
                                SYSCLK_USART0 + (_id & 1));             \
        } while (0)

#endif /* CHIP_UART_H_INCLUDED */

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