Author: ian
Date: Fri Mar 29 18:47:08 2013
New Revision: 248909
URL: http://svnweb.freebsd.org/changeset/base/248909

Log:
  Call soc_info.soc_data->soc_clock_init() before at91_pmc_init_clock(), so
  that the latter correctly fills in the clock data structures based on
  proper hardware-specific shift and mask values from the soc_data structure.

Modified:
  head/sys/arm/at91/at91_machdep.c

Modified: head/sys/arm/at91/at91_machdep.c
==============================================================================
--- head/sys/arm/at91/at91_machdep.c    Fri Mar 29 18:46:13 2013        
(r248908)
+++ head/sys/arm/at91/at91_machdep.c    Fri Mar 29 18:47:08 2013        
(r248909)
@@ -574,8 +574,17 @@ initarm(struct arm_boot_params *abp)
 
        at91_soc_id();
 
-       /* Initialize all the clocks, so that the console can work */
-       at91_pmc_init_clock();
+       /*
+        * Initialize all the clocks, so that the console can work.  We can only
+        * do this if at91_soc_id() was able to fill in the support data.  Even
+        * if we can't init the clocks, still try to do a console init so we can
+        * try to print the error message about missing soc support.  There's a
+        * chance the printf will work if the bootloader set up the DBGU.
+        */
+       if (soc_info.soc_data != NULL) {
+               soc_info.soc_data->soc_clock_init();
+               at91_pmc_init_clock();
+       }
 
        cninit();
 
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