MSM_UART_CR_CMD_RESET_RX
msm_write(port, MSM_UART_CR_CMD_RESET_RX, MSM_UART_CR);
msm_write(&device->port, MSM_UART_CR_CMD_RESET_RX, MSM_UART_CR);
msm_write(uart, MSM_UART_CR_CMD_RESET_RX, MSM_UART_CR);