From 3dd065e70e6c6ec54d2fc7d5158d88518d3c5ab9 Mon Sep 17 00:00:00 2001 From: Peter De Schrijver Date: Tue, 25 Jul 2017 13:34:09 +0300 Subject: [PATCH] clk: tegra: change post IDDQ release delay to 5us Increase delay after PLL IDDQ release to 5us per PLL specifications. based on work by Alex Frid Signed-off-by: Peter De Schrijver Tested-by: Thierry Reding Acked-by: Thierry Reding Signed-off-by: Stephen Boyd --- drivers/clk/tegra/clk-pll.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c index 1c36b8a72bd2..695ccb436cec 100644 --- a/drivers/clk/tegra/clk-pll.c +++ b/drivers/clk/tegra/clk-pll.c @@ -363,7 +363,7 @@ static void _clk_pll_enable(struct clk_hw *hw) val = pll_readl(pll->params->iddq_reg, pll); val &= ~BIT(pll->params->iddq_bit_idx); pll_writel(val, pll->params->iddq_reg, pll); - udelay(2); + udelay(5); } if (pll->params->reset_reg) { -- 2.20.1