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authorSivaram Nair <sivaramn@nvidia.com>2012-11-21 06:42:27 -0500
committerStephen Warren <swarren@nvidia.com>2012-11-26 15:44:04 -0500
commit6e25e1b178ee3caf34f229bacfad5ae6780bcec6 (patch)
tree709c65d59ad18fdd76da67a2a3e45b0e69199e28 /arch/arm
parent6eb583da959cf751eb951cc5ff488dd4e41f1b2f (diff)
ARM: tegra: fix comment in dsib clk set_parent
Since the clk framework has already taken necessary locks before calling into the arch clk ops code, no further locks are needed while setting the parent of dsib clk. This patch removes a comment that indicated otherwise, and yet did not take any locks. Signed-off-by: Sivaram Nair <sivaramn@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-tegra/tegra30_clocks.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/arm/mach-tegra/tegra30_clocks.c b/arch/arm/mach-tegra/tegra30_clocks.c
index e9de5dfd94e..c2102a312bc 100644
--- a/arch/arm/mach-tegra/tegra30_clocks.c
+++ b/arch/arm/mach-tegra/tegra30_clocks.c
@@ -1913,9 +1913,7 @@ struct clk_ops tegra30_periph_clk_ops = {
1913static int tegra30_dsib_clk_set_parent(struct clk_hw *hw, u8 index) 1913static int tegra30_dsib_clk_set_parent(struct clk_hw *hw, u8 index)
1914{ 1914{
1915 struct clk *d = clk_get_sys(NULL, "pll_d"); 1915 struct clk *d = clk_get_sys(NULL, "pll_d");
1916 /* The DSIB parent selection bit is in PLLD base 1916 /* The DSIB parent selection bit is in PLLD base register */
1917 register - can not do direct r-m-w, must be
1918 protected by PLLD lock */
1919 tegra_clk_cfg_ex( 1917 tegra_clk_cfg_ex(
1920 d, TEGRA_CLK_PLLD_MIPI_MUX_SEL, index); 1918 d, TEGRA_CLK_PLLD_MIPI_MUX_SEL, index);
1921 1919