[openfirmware] [commit] r3112 - cpu/arm/olpc

repository service svn at openfirmware.info
Wed Aug 1 10:26:00 CEST 2012


Author: wmb
Date: Wed Aug  1 10:26:00 2012
New Revision: 3112
URL: http://tracker.coreboot.org/trac/openfirmware/changeset/3112

Log:
OLPC CL4 - Use different value for LCD clock divisor because the clock source select field moved.

Modified:
   cpu/arm/olpc/lcd.fth

Modified: cpu/arm/olpc/lcd.fth
==============================================================================
--- cpu/arm/olpc/lcd.fth	Wed Aug  1 10:23:34 2012	(r3111)
+++ cpu/arm/olpc/lcd.fth	Wed Aug  1 10:26:00 2012	(r3112)
@@ -8,7 +8,15 @@
    " /pmua" encode-phandle 1 encode-int encode+ " clocks" property
    d# 41 " interrupts" integer-property
 
+[ifdef] olpc-cl4
+\ This value has the same effect as the value below.  The
+\ difference is that the SCLK_SOURCE_SELECT field added a
+\ low-order bit (bit 29), so the high nibble changed from
+\ 2 to 4 even though the field value is still 1.
+h# 20001102 value clkdiv  \ Display Clock 1 / 2 -> 56.93 MHz
+[else]
 h# 40001102 value clkdiv  \ Display Clock 1 / 2 -> 56.93 MHz
+[then]
 h# 00000700 value pmua-disp-clk-sel  \ PLL1 / 7 -> 113.86 MHz 
 
 d#    8 value hsync  \ Sync width



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