diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/powerpc/booting-without-of.txt | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt index b41397d6430a..eaa0c3285ac9 100644 --- a/Documentation/powerpc/booting-without-of.txt +++ b/Documentation/powerpc/booting-without-of.txt | |||
@@ -832,8 +832,7 @@ address which can extend beyond that limit. | |||
832 | 832 | ||
833 | This node is a bit "special". Normally, that's where open firmware | 833 | This node is a bit "special". Normally, that's where open firmware |
834 | puts some variable environment information, like the arguments, or | 834 | puts some variable environment information, like the arguments, or |
835 | phandle pointers to nodes like the main interrupt controller, or the | 835 | the default input/output devices. |
836 | default input/output devices. | ||
837 | 836 | ||
838 | This specification makes a few of these mandatory, but also defines | 837 | This specification makes a few of these mandatory, but also defines |
839 | some linux-specific properties that would be normally constructed by | 838 | some linux-specific properties that would be normally constructed by |
@@ -853,14 +852,14 @@ address which can extend beyond that limit. | |||
853 | that the kernel tries to find out the default console and has | 852 | that the kernel tries to find out the default console and has |
854 | knowledge of various types like 8250 serial ports. You may want | 853 | knowledge of various types like 8250 serial ports. You may want |
855 | to extend this function to add your own. | 854 | to extend this function to add your own. |
856 | - interrupt-controller : This is one cell containing a phandle | ||
857 | value that matches the "linux,phandle" property of your main | ||
858 | interrupt controller node. May be used for interrupt routing. | ||
859 | |||
860 | 855 | ||
861 | Note that u-boot creates and fills in the chosen node for platforms | 856 | Note that u-boot creates and fills in the chosen node for platforms |
862 | that use it. | 857 | that use it. |
863 | 858 | ||
859 | (Note: a practice that is now obsolete was to include a property | ||
860 | under /chosen called interrupt-controller which had a phandle value | ||
861 | that pointed to the main interrupt controller) | ||
862 | |||
864 | f) the /soc<SOCname> node | 863 | f) the /soc<SOCname> node |
865 | 864 | ||
866 | This node is used to represent a system-on-a-chip (SOC) and must be | 865 | This node is used to represent a system-on-a-chip (SOC) and must be |