Commit 0a4e632b authored by Stephen Boyd's avatar Stephen Boyd

Merge branch 'clk-fixes' into clk-next

* clk-fixes:
  clk: samsung: exynos4: Enable VPLL and EPLL clocks for suspend/resume cycle
parents e7cc3335 5dcbeca6
......@@ -294,6 +294,18 @@ static const struct samsung_clk_reg_dump src_mask_suspend_e4210[] = {
#define PLL_ENABLED (1 << 31)
#define PLL_LOCKED (1 << 29)
static void exynos4_clk_enable_pll(u32 reg)
{
u32 pll_con = readl(reg_base + reg);
pll_con |= PLL_ENABLED;
writel(pll_con, reg_base + reg);
while (!(pll_con & PLL_LOCKED)) {
cpu_relax();
pll_con = readl(reg_base + reg);
}
}
static void exynos4_clk_wait_for_pll(u32 reg)
{
u32 pll_con;
......@@ -315,6 +327,9 @@ static int exynos4_clk_suspend(void)
samsung_clk_save(reg_base, exynos4_save_pll,
ARRAY_SIZE(exynos4_clk_pll_regs));
exynos4_clk_enable_pll(EPLL_CON0);
exynos4_clk_enable_pll(VPLL_CON0);
if (exynos4_soc == EXYNOS4210) {
samsung_clk_save(reg_base, exynos4_save_soc,
ARRAY_SIZE(exynos4210_clk_save));
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment