GSC_ENABLE
cfg = gsc_read(GSC_ENABLE);
gsc_write(cfg, GSC_ENABLE);
cfg = gsc_read(GSC_ENABLE);
gsc_write(cfg, GSC_ENABLE);
u32 cfg = readl(dev->regs + GSC_ENABLE);
writel(cfg, dev->regs + GSC_ENABLE);
cfg = readl(dev->regs + GSC_ENABLE);
writel(cfg, dev->regs + GSC_ENABLE);