BAM_CTRL
[BAM_CTRL] = { 0x0F80, 0x00, 0x00, 0x00 },
[BAM_CTRL] = { 0x0000, 0x00, 0x00, 0x00 },
[BAM_CTRL] = { 0x00000, 0x00, 0x00, 0x00 },
[BAM_CTRL] = { 0x0000, 0x00, 0x00, 0x00 },
val = readl_relaxed(bam_addr(bdev, 0, BAM_CTRL));
writel_relaxed(val, bam_addr(bdev, 0, BAM_CTRL));
writel_relaxed(val, bam_addr(bdev, 0, BAM_CTRL));
writel_relaxed(val, bam_addr(bdev, 0, BAM_CTRL));
val = readl_relaxed(bam_addr(bdev, 0, BAM_CTRL));
writel_relaxed(val, bam_addr(bdev, 0, BAM_CTRL));