LCPLL_CTL
u32 lcpll = intel_de_read(display, LCPLL_CTL);
u32 lcpll = intel_de_read(display, LCPLL_CTL);
(intel_de_read(display, LCPLL_CTL) &
intel_de_rmw(display, LCPLL_CTL,
ret = intel_de_wait_custom(display, LCPLL_CTL,
intel_de_rmw(display, LCPLL_CTL,
intel_de_rmw(display, LCPLL_CTL,
ret = intel_de_wait_custom(display, LCPLL_CTL,
u32 val = intel_de_read(display, LCPLL_CTL);
val = intel_de_read(display, LCPLL_CTL);
intel_de_write(display, LCPLL_CTL, val);
ret = intel_de_wait_custom(display, LCPLL_CTL,
val = intel_de_read(display, LCPLL_CTL);
intel_de_write(display, LCPLL_CTL, val);
intel_de_posting_read(display, LCPLL_CTL);
if (intel_de_wait_for_clear(display, LCPLL_CTL, LCPLL_PLL_LOCK, 1))
intel_de_rmw(display, LCPLL_CTL, 0, LCPLL_POWER_DOWN_ALLOW);
intel_de_posting_read(display, LCPLL_CTL);
val = intel_de_read(display, LCPLL_CTL);
intel_de_write(display, LCPLL_CTL, val);
intel_de_posting_read(display, LCPLL_CTL);
val = intel_de_read(display, LCPLL_CTL);
intel_de_write(display, LCPLL_CTL, val);
if (intel_de_wait_for_set(display, LCPLL_CTL, LCPLL_PLL_LOCK, 5))
intel_de_rmw(display, LCPLL_CTL, LCPLL_CD_SOURCE_FCLK, 0);
ret = intel_de_wait_custom(display, LCPLL_CTL,
MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write);
MMIO_D(LCPLL_CTL);