PORT_CS_PORT_RST
if (tmp & PORT_CS_PORT_RST) {
writel(PORT_CS_PORT_RST, port + PORT_CTRL_CLR);
PORT_CS_PORT_RST,
PORT_CS_PORT_RST, 10, 100);
if (tmp & PORT_CS_PORT_RST)
writel(PORT_CS_PORT_RST, port + PORT_CTRL_STAT);
writel(PORT_CS_PORT_RST, port + PORT_CTRL_CLR);