From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1765707AbXGZIfX (ORCPT ); Thu, 26 Jul 2007 04:35:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757566AbXGZIer (ORCPT ); Thu, 26 Jul 2007 04:34:47 -0400 Received: from az33egw02.freescale.net ([192.88.158.103]:38847 "EHLO az33egw02.freescale.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754699AbXGZIep (ORCPT ); Thu, 26 Jul 2007 04:34:45 -0400 From: Zhang Wei To: galak@kernel.crashing.org, mporter@kernel.crashing.org, paulus@samba.org Cc: linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, Zhang Wei Subject: [PATCH 1/5 v3] Add the explanation and a sample of RapidIO OF node to the document of booting-without-of.txt file. Date: Thu, 26 Jul 2007 16:42:48 +0800 Message-Id: <11854393733580-git-send-email-wei.zhang@freescale.com> X-Mailer: git-send-email 1.5.1 In-Reply-To: <11854393721520-git-send-email-wei.zhang@freescale.com> References: <11854393721520-git-send-email-wei.zhang@freescale.com> X-OriginalArrivalTime: 26 Jul 2007 08:34:40.0031 (UTC) FILETIME=[CEB74AF0:01C7CF5F] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Add the explanation and a sample of RapidIO OF node to the document of booting-without-of.txt file. Signed-off-by: Zhang Wei --- 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: + . + + Example: + + rapidio@c0000 { + compatible = "fsl,rapidio-delta"; + #address-cells = <2>; + #size-cells = <2>; + reg = ; + 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 -- 1.5.1