MSTR_CONFIG
mstr_cfg = readl(ctrl->base + MSTR_CONFIG);
writel(mstr_cfg, ctrl->base + MSTR_CONFIG);
writel(mstr_cfg, ctrl->base + MSTR_CONFIG);
mstr_cfg = readl(ctrl->base + MSTR_CONFIG);
writel(mstr_cfg, ctrl->base + MSTR_CONFIG);