GLOB_CTRL
if ((sbus_readl(bp->gregs + GLOB_CTRL) & 0xf0000000) != GLOB_CTRL_BMODE) {
sbus_writel(regval | GLOB_CTRL_BMODE, gregs + GLOB_CTRL);
sbus_writel(GLOB_CTRL_RESET, gregs + GLOB_CTRL);
if (sbus_readl(gregs + GLOB_CTRL) & GLOB_CTRL_RESET) {
sbus_writel(GLOB_CTRL_RESET, gregs + GLOB_CTRL);
u32 tmp = sbus_readl(gregs + GLOB_CTRL);
sbus_writel(GLOB_CTRL_B64, qecp->gregs + GLOB_CTRL);
sbus_writel(GLOB_CTRL_B32, qecp->gregs + GLOB_CTRL);
sbus_writel(GLOB_CTRL_B16, qecp->gregs + GLOB_CTRL);
ctrl = sbus_readl(qecp->gregs + GLOB_CTRL);