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authorNicolas Ferre <nicolas.ferre@atmel.com>2010-09-09 19:58:23 +0200
committerNicolas Ferre <nicolas.ferre@atmel.com>2010-09-09 20:13:23 +0200
commit5afddee415c829704d3a91031ae634008bc332e9 (patch)
tree40dbd82e8596a03a07733ca796442da91ba0844b /arch
parent8d2602e0778299e2d6084f03086b716d6e7a1e1e (diff)
AT91: clock: peripheral clocks can have other parent than mck
While registering clock allow to set parent clock other than mck. It is useful for clocks than can be seen as child clock of a peripheral. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Andrew Victor <linux@maxim.org.za>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-at91/clock.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index 7f7da439341f..7525cee3983f 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -501,7 +501,8 @@ postcore_initcall(at91_clk_debugfs_init);
int __init clk_register(struct clk *clk)
{
if (clk_is_peripheral(clk)) {
- clk->parent = &mck;
+ if (!clk->parent)
+ clk->parent = &mck;
clk->mode = pmc_periph_mode;
list_add_tail(&clk->node, &clocks);
}