ttgr 182 drivers/tty/serial/atmel_serial.c u32 ttgr; ttgr 2734 drivers/tty/serial/atmel_serial.c atmel_port->cache.ttgr = atmel_uart_readl(port, ATMEL_US_TTGR); ttgr 2767 drivers/tty/serial/atmel_serial.c atmel_uart_writel(port, ATMEL_US_TTGR, atmel_port->cache.ttgr);