diff options
author | Juha Yrjola <juha.yrjola@solidboot.com> | 2006-09-25 05:41:49 -0400 |
---|---|---|
committer | Tony Lindgren <tony@atomide.com> | 2006-09-25 05:41:49 -0400 |
commit | dc0d794e488090082b7194738a08f18db0874900 (patch) | |
tree | e3bd71aa1de6395843023eebbe4776b179d557c1 /arch | |
parent | dee45648a5e2f3075c51f5d6b5da65b32235d3f9 (diff) |
ARM: OMAP2: Keep both APLLs active during bootup
Enabling and disabling the 54 MHz and 96 MHz APLLs can happen
unnecessarily often during bootup. Make sure they're kept
enabled during init.
Signed-off-by: Juha Yrjola <juha.yrjola@solidboot.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-omap2/clock.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index 737aca4cff13..eee273bdd191 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c | |||
@@ -1117,6 +1117,12 @@ int __init omap2_clk_init(void) | |||
1117 | */ | 1117 | */ |
1118 | clk_enable(&sync_32k_ick); | 1118 | clk_enable(&sync_32k_ick); |
1119 | clk_enable(&omapctrl_ick); | 1119 | clk_enable(&omapctrl_ick); |
1120 | |||
1121 | /* Force the APLLs active during bootup to avoid disabling and | ||
1122 | * enabling them unnecessarily. */ | ||
1123 | clk_enable(&apll96_ck); | ||
1124 | clk_enable(&apll54_ck); | ||
1125 | |||
1120 | if (cpu_is_omap2430()) | 1126 | if (cpu_is_omap2430()) |
1121 | clk_enable(&sdrc_ick); | 1127 | clk_enable(&sdrc_ick); |
1122 | 1128 | ||
@@ -1126,3 +1132,12 @@ int __init omap2_clk_init(void) | |||
1126 | 1132 | ||
1127 | return 0; | 1133 | return 0; |
1128 | } | 1134 | } |
1135 | |||
1136 | static int __init omap2_disable_aplls(void) | ||
1137 | { | ||
1138 | clk_disable(&apll96_ck); | ||
1139 | clk_disable(&apll54_ck); | ||
1140 | |||
1141 | return 0; | ||
1142 | } | ||
1143 | late_initcall(omap2_disable_aplls); | ||