clk: at91: remove the useless CLK_IGNORE_UNUSED flag

The CLK_IGNORE_UNUSED flag was added on all the system clocks because of the
ddrck. Now that it is handled by the ram controller driver, we can drop it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>

diff --git a/drivers/clk/at91/clk-system.c b/drivers/clk/at91/clk-system.c
index 8c96307..a76d03f 100644 (file)
--- a/drivers/clk/at91/clk-system.c
+++ b/drivers/clk/at91/clk-system.c
@@ -119,13 +119,7 @@ at91_clk_register_system(struct at91_pmc *pmc, const char *name,
        init.ops = &system_ops;
        init.parent_names = &parent_name;
        init.num_parents = 1;
-       /*
-        * CLK_IGNORE_UNUSED is used to avoid ddrck switch off.
-        * TODO : we should implement a driver supporting at91 ddr controller
-        * (see drivers/memory) which would request and enable the ddrck clock.
-        * When this is done we will be able to remove CLK_IGNORE_UNUSED flag.
-        */
-       init.flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED;
+       init.flags = CLK_SET_RATE_PARENT;
 
        sys->id = id;
        sys->hw.init = &init;