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authorLinus Torvalds <torvalds@woody.osdl.org>2006-12-21 02:59:36 -0500
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-21 02:59:36 -0500
commit5576d187a0eef3bb3c47500eaab33fb5485bc352 (patch)
tree608ac1f1091eddf17b4930d59c3a61dad7994614 /Documentation
parentee2fae03d68e702866a8661fbee7ff2f2f3754d7 (diff)
parent1c9bb1a01ac1bc92a0d98cf3e40a7922ee684dc0 (diff)
Merge branch 'merge' of master.kernel.org:/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of master.kernel.org:/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] Fix register save area alignment for swapcontext syscall [POWERPC] Fix PCI device channel state initialization [POWERPC] Update MTD OF documentation [POWERPC] Probe Efika platform before CHRP. [POWERPC] Fix build of cell zImage.initrd [POWERPC] iSeries: fix CONFIG_VIOPATH dependency [POWERPC] iSeries: fix viocons init [POWERPC] iSeries: fix viocd init [POWERPC] iSeries: fix iseries_veth init [POWERPC] iSeries: fix viotape init [POWERPC] iSeries: fix viodasd init [POWERPC] Workaround oldworld OF bug with IRQs & P2P bridges [POWERPC] powerpc: add scanning of ebc bus to of_platform [POWERPC] spufs: fix assignment of node numbers [POWERPC] cell: Fix spufs with "new style" device-tree [POWERPC] cell: Enable spider workarounds on all PCI buses [POWERPC] cell: add forward struct declarations to spu.h [POWERPC] cell: update cell_defconfig
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/powerpc/booting-without-of.txt19
1 files changed, 11 insertions, 8 deletions
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt
index b3bd36668db3..33994271cb3b 100644
--- a/Documentation/powerpc/booting-without-of.txt
+++ b/Documentation/powerpc/booting-without-of.txt
@@ -1703,29 +1703,32 @@ platforms are moved over to use the flattened-device-tree model.
1703 Required properties: 1703 Required properties:
1704 1704
1705 - device_type : has to be "rom" 1705 - device_type : has to be "rom"
1706 - compatible : Should specify what this ROM device is compatible with 1706 - compatible : Should specify what this flash device is compatible with.
1707 (i.e. "onenand"). Currently, this is most likely to be "direct-mapped" 1707 Currently, this is most likely to be "direct-mapped" (which
1708 (which corresponds to the MTD physmap mapping driver). 1708 corresponds to the MTD physmap mapping driver).
1709 - regs : Offset and length of the register set (or memory mapping) for 1709 - reg : Offset and length of the register set (or memory mapping) for
1710 the device. 1710 the device.
1711 - bank-width : Width of the flash data bus in bytes. Required
1712 for the NOR flashes (compatible == "direct-mapped" and others) ONLY.
1711 1713
1712 Recommended properties : 1714 Recommended properties :
1713 1715
1714 - bank-width : Width of the flash data bus in bytes. Required
1715 for the NOR flashes (compatible == "direct-mapped" and others) ONLY.
1716 - partitions : Several pairs of 32-bit values where the first value is 1716 - partitions : Several pairs of 32-bit values where the first value is
1717 partition's offset from the start of the device and the second one is 1717 partition's offset from the start of the device and the second one is
1718 partition size in bytes with LSB used to signify a read only 1718 partition size in bytes with LSB used to signify a read only
1719 partititon (so, the parition size should always be an even number). 1719 partition (so, the parition size should always be an even number).
1720 - partition-names : The list of concatenated zero terminated strings 1720 - partition-names : The list of concatenated zero terminated strings
1721 representing the partition names. 1721 representing the partition names.
1722 - probe-type : The type of probe which should be done for the chip
1723 (JEDEC vs CFI actually). Valid ONLY for NOR flashes.
1722 1724
1723 Example: 1725 Example:
1724 1726
1725 flash@ff000000 { 1727 flash@ff000000 {
1726 device_type = "rom"; 1728 device_type = "rom";
1727 compatible = "direct-mapped"; 1729 compatible = "direct-mapped";
1728 regs = <ff000000 01000000>; 1730 probe-type = "CFI";
1731 reg = <ff000000 01000000>;
1729 bank-width = <4>; 1732 bank-width = <4>;
1730 partitions = <00000000 00f80000 1733 partitions = <00000000 00f80000
1731 00f80000 00080001>; 1734 00f80000 00080001>;