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ARM: OMAP: Fix CONFIG_DEBUG_LL

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Fix broken CONFIG_DEBUG_LL. In case of low level debugging
reconfigure some clocks early.

See

http://source.mvista.com/git/gitweb.cgi?p=linux-omap-2.6.git;a=commitdiff;h=3bfb289ccc6c4624fd5ff0381546935e105f4093

too.

Signed-off-by: Dirk Behme <dirk.behme_at_gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Dirk Behme 2006-12-06 17:14:02 -08:00 committed by Tony Lindgren
parent e6687290ae
commit ef772f2ee3
1 changed files with 7 additions and 0 deletions
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arch/arm/mach-omap1/clock.c
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@ -649,6 +649,13 @@ int __init omap1_clk_init(void)
int crystal_type = 0; /* Default 12 MHz */
u32 reg;
#ifdef CONFIG_DEBUG_LL
/* Resets some clocks that may be left on from bootloader,
* but leaves serial clocks on.
*/
omap_writel(0x3 << 29, MOD_CONF_CTRL_0);
#endif
/* USB_REQ_EN will be disabled later if necessary (usb_dc_ck) */
reg = omap_readw(SOFT_REQ_REG) & (1 << 4);
omap_writew(reg, SOFT_REQ_REG);