UART_OMAP_SCR
omap_serial_outp(p, UART_OMAP_SCR, 0x08); /* TX watermark */
val = serial_in(up, UART_OMAP_SCR);
uart_write(priv, UART_OMAP_SCR, OMAP_UART_SCR_DMAMODE_1);
uart_write(priv, UART_OMAP_SCR,
old_scr = serial_in(up, UART_OMAP_SCR);
serial_out(up, UART_OMAP_SCR,
serial_out(up, UART_OMAP_SCR, priv->scr);
serial_out(up, UART_OMAP_SCR, up->scr);
serial_out(up, UART_OMAP_SCR, up->scr);
serial_out(up, UART_OMAP_SCR, up->scr);
serial_out(up, UART_OMAP_SCR, up->scr);
serial_out(up, UART_OMAP_SCR, up->scr);
serial_out(up, UART_OMAP_SCR, up->scr);