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[1/2] ARM: imx: unset pllv3 BYPASS and POWER sequentially

Message ID 1400683671-19132-2-git-send-email-jiada_wang@mentor.com (mailing list archive)
State New, archived
Headers show

Commit Message

Wang, Jiada May 21, 2014, 2:47 p.m. UTC 
From: Dirk Behme <dirk.behme@de.bosch.com>

Currently, POWER and BYPASS bits are set up in a single write to pllv3
register. With commit 43c9b9e8a4c6 ("ARM: imx: set up pllv3 POWER and
BYPASS sequentially") this has been changed in the prepare() function.
Do the same for the unprepare().

Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
---
 arch/arm/mach-imx/clk-pllv3.c |    2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/arch/arm/mach-imx/clk-pllv3.c b/arch/arm/mach-imx/clk-pllv3.c
index 6136405..36f2396 100644
--- a/arch/arm/mach-imx/clk-pllv3.c
+++ b/arch/arm/mach-imx/clk-pllv3.c
@@ -98,6 +98,8 @@  static void clk_pllv3_unprepare(struct clk_hw *hw)
 
 	val = readl_relaxed(pll->base);
 	val |= BM_PLL_BYPASS;
+	writel_relaxed(val, pll->base);
+
 	if (pll->powerup_set)
 		val &= ~BM_PLL_POWER;
 	else