PHY_RSTZ
dsi_write(dsi, DSI_PHY_RSTZ, PHY_RSTZ);
| PHY_RSTZ | PHY_SHUTDOWNZ);
writel(0, base + PHY_RSTZ);
writel(PHY_ENABLECLK, base + PHY_RSTZ);
writel(PHY_ENABLECLK | PHY_UNSHUTDOWNZ, base + PHY_RSTZ);
writel(PHY_ENABLECLK | PHY_UNRSTZ | PHY_UNSHUTDOWNZ, base + PHY_RSTZ);
writel(0, base + PHY_RSTZ);