Merge branch 'fix/misc' into topic/misc

[sfrench/cifs-2.6.git] / arch / arm / mach-omap2 / clkt2xxx_osc.c

diff --git a/arch/arm/mach-omap2/clkt2xxx_osc.c b/arch/arm/mach-omap2/clkt2xxx_osc.c
index df7b80506483ae850d9bb18d97ff9c8f73dd6ccb..c3460928b5e0df94b436bb72b688b7cea7fe9668 100644 (file)
--- a/arch/arm/mach-omap2/clkt2xxx_osc.c
+++ b/arch/arm/mach-omap2/clkt2xxx_osc.c
@@ -30,6 +30,13 @@
 #include "prm2xxx_3xxx.h"
 #include "prm-regbits-24xx.h"
 
+/*
+ * XXX This does not actually enable the osc_ck, since the osc_ck must
+ * be running for this function to be called.  Instead, this function
+ * is used to disable an autoidle mode on the osc_ck.  The existing
+ * clk_enable/clk_disable()-based usecounting for osc_ck should be
+ * replaced with autoidle-based usecounting.
+ */
 static int omap2_enable_osc_ck(struct clk *clk)
 {
        u32 pcc;
@@ -41,6 +48,13 @@ static int omap2_enable_osc_ck(struct clk *clk)
        return 0;
 }
 
+/*
+ * XXX This does not actually disable the osc_ck, since doing so would
+ * immediately halt the system.  Instead, this function is used to
+ * enable an autoidle mode on the osc_ck.  The existing
+ * clk_enable/clk_disable()-based usecounting for osc_ck should be
+ * replaced with autoidle-based usecounting.
+ */
 static void omap2_disable_osc_ck(struct clk *clk)
 {
        u32 pcc;