#define __ASM_ARCH_BOARD_H
#include <linux/types.h>
+#include <linux/serial.h>
#define GPIO_PIN_NONE (-1)
short use_dma_tx; /* use transmit DMA? */
short use_dma_rx; /* use receive DMA? */
void __iomem *regs; /* virtual base address, if any */
+ struct serial_rs485 rs485; /* rs485 settings */
};
void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
struct platform_device *at32_add_device_usart(unsigned int id);