Changeset 3412


Ignore:
Timestamp:
Nov 2, 2012, 11:34:51 PM (18 months ago)
Author:
wmb
Message:

OLPC XO-4 - Trac #12169 - Reconnect eMMC signals prior to starting Linux, and ensure adequate off time.

Location:
cpu/arm/olpc
Files:
2 edited

Legend:

Unmodified
Added
Removed
  • cpu/arm/olpc/build-fw.fth

    r3401 r3412  
    580580\ This must precede the loading of gui.fth, which chains from linux-hook's behavior 
    581581' quiesce to linux-hook 
     582 
     583[ifdef] olpc-cl4 
     584: linux-hook-emmc  ( -- ) 
     585   [ ' linux-hook behavior compile, ]  \ Chain to old behavior 
     586   connect-emmc 
     587; 
     588' linux-hook-emmc to linux-hook 
     589[then] 
    582590 
    583591\ This must be defined after spiui.fth, otherwise spiui will choose some wrong code 
  • cpu/arm/olpc/sdhci.fth

    r3407 r3412  
    1313   1 " #size-cells" integer-property 
    1414 
    15    d# 1 to power-off-time  \ A2 and A3 have turn-off clamps 
     15   d# 30 to power-off-time   \ Time for the voltage to decay 
    1616\   true to avoid-high-speed? 
    1717 
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