From: Juha Yrjola Date: Thu, 21 Sep 2006 15:25:42 +0000 (+0300) Subject: ARM: OMAP2: Keep both APLLs active during bootup X-Git-Tag: v2.6.18-omap1~56 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=c96f7f537d0fcc0f94a6c799ec9f294aa0d0b798;p=linux-2.6-omap-h63xx.git 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 --- diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index cab17f30054..0de201c3d50 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -1158,6 +1158,12 @@ int __init omap2_clk_init(void) */ clk_enable(&sync_32k_ick); clk_enable(&omapctrl_ick); + + /* Force the APLLs active during bootup to avoid disabling and + * enabling them unnecessarily. */ + clk_enable(&apll96_ck); + clk_enable(&apll54_ck); + if (cpu_is_omap2430()) clk_enable(&sdrc_ick); @@ -1167,3 +1173,12 @@ int __init omap2_clk_init(void) return 0; } + +static int __init omap2_disable_aplls(void) +{ + clk_disable(&apll96_ck); + clk_disable(&apll54_ck); + + return 0; +} +late_initcall(omap2_disable_aplls);