UARTCR
cr = readl(sport->membase + UARTCR);
writel(cr, sport->membase + UARTCR);
writel(LINFLEXD_UARTCR_UART, sport->membase + UARTCR);
writel(cr, sport->membase + UARTCR);
cr = readl(port->membase + UARTCR);
writel(cr, port->membase + UARTCR);
cr = readl(port->membase + UARTCR);
cr = readl(sport->membase + UARTCR);
writel(cr, sport->membase + UARTCR);
cr = readl(sport->membase + UARTCR);