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Subject[PATCH 1/2] clk: divider: don't set_rate with CLK_DIVIDER_READ_ONLY flag
Date
Even if use CLK_DIVIDER_READ_ONLY flag, divider setting can be changed
by set_rate callback. Don't change divider setting from set_rate
callback of divider with CLK_DIVIDER_READ_ONLY flag.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
---
drivers/clk/clk-divider.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c
index 25006a8..ce34d29a 100644
--- a/drivers/clk/clk-divider.c
+++ b/drivers/clk/clk-divider.c
@@ -384,6 +384,9 @@ static int clk_divider_set_rate(struct clk_hw *hw, unsigned long rate,
unsigned long flags = 0;
u32 val;

+ if (divider->flags & CLK_DIVIDER_READ_ONLY)
+ return 0;
+
value = divider_get_val(rate, parent_rate, divider->table,
divider->width, divider->flags);

--
1.9.1


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