[PATCH 1/5 v3] Add the explanation and a sample of RapidIO OF node to the document of booting-without-of.txt file.
From: Zhang Wei <hidden>
Date: 2007-07-26 08:35:23
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documentation, the rest · Maintainers:
Jonathan Corbet, Linus Torvalds
Add the explanation and a sample of RapidIO OF node to the document of booting-without-of.txt file. Signed-off-by: Zhang Wei <redacted> --- Documentation/powerpc/booting-without-of.txt | 37 ++++++++++++++++++++++++++ 1 files changed, 37 insertions(+), 0 deletions(-)
diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt
index 76733a3..d89b805 100644
--- a/Documentation/powerpc/booting-without-of.txt
+++ b/Documentation/powerpc/booting-without-of.txt@@ -1824,6 +1824,43 @@ platforms are moved over to use the flattened-device-tree model. fsl,has-rstcr; }; + l) RapidIO + + RapidIO is a definition of a system interconnect. This node add + the support for RapidIO processor in kernel. The node name is + suggested to be 'rapidio'. + + Required properties: + + - compatible : Using "fsl,rapidio-delta" for Freescale PowerPC + RapidIO controller. + - #address-cells : Address representation for "rapidio" devices. + This field represents the number of cells needed to represent + the RapidIO address of the registers. + See 1) above for more details on defining #address-cells. + - reg : Offset and length of the register set for the device + - ranges : Should be defined as specified in 1) to describe the + translation of addresses for memory mapped RapidIO memory + space. + - interrupts : binding interrupts for this device node, + please follow below orders: + <err_irq bell_outb_irq bell_inb_irq msg1_tx_irq msg1_rx_irq + msg2_tx_irq msg2_rx_irq ... msgN_tx_irq msgN_rx_irq>. + + Example: + + rapidio@c0000 { + compatible = "fsl,rapidio-delta"; + #address-cells = <2>; + #size-cells = <2>; + reg = <c0000 20000>; + ranges = <0 0 c0000000 20000000>; + interrupt-parent = <&mpic>; + /* err_irq bell_outb_irq bell_inb_irq msg1_tx_irq msg1_rx_irq + msg2_tx_irq msg2_rx_irq */ + interrupts = <30 2 31 2 32 2 35 2 36 2 37 2 38 2>; + }; + More devices will be defined as this spec matures. VII - Specifying interrupt information for devices
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1.5.1