LPC43xx fix: Logic was disabling XTAL, not enabling it

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4924 42af7a65-404d-4744-a932-0658087f49c3
2012-07-10 16:10:38 +00:00 · 2012-07-10 16:10:38 +00:00 · f65ee52752
parent 231e9e262d
commit f65ee52752
1 changed files with 2 additions and 2 deletions
--- a/arch/arm/src/lpc43xx/lpc43_cgu.c
+++ b/arch/arm/src/lpc43xx/lpc43_cgu.c
@ -151,9 +151,9 @@ static inline void lpc43_xtalconfig(void)
 #endif
  putreg32(regval, LPC43_XTAL_OSC_CTRL);

-  /* Enable the crystal oscillator */
+  /* Enable the crystal oscillator by taking it out of power down mode */

-  regval |= XTAL_OSC_CTRL_ENABLE;
+  regval &= ~XTAL_OSC_CTRL_ENABLE;
  putreg32(regval, LPC43_XTAL_OSC_CTRL);

  /* Delay for stable clock input */