APBBASE_STATUS_P 55 drivers/tty/serial/apbuart.h #define UART_GET_STATUS(port) (__raw_readl(APBBASE_STATUS_P(port))) APBBASE_STATUS_P 56 drivers/tty/serial/apbuart.h #define UART_PUT_STATUS(port, v)(__raw_writel(v, APBBASE_STATUS_P(port)))