From d0fc2eaaf4c56a95f5ed29b6bfb609e19714fc16 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Mon, 7 Jul 2008 11:28:33 -0500 Subject: powerpc/fsl: Refactor device bindings Moved Freescale SoC related bindings out of booting-without-of.txt and into their own files. Signed-off-by: Kumar Gala --- Documentation/powerpc/dts-bindings/fsl/msi-pic.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/powerpc/dts-bindings/fsl/msi-pic.txt (limited to 'Documentation/powerpc/dts-bindings/fsl/msi-pic.txt') diff --git a/Documentation/powerpc/dts-bindings/fsl/msi-pic.txt b/Documentation/powerpc/dts-bindings/fsl/msi-pic.txt new file mode 100644 index 000000000000..b26b91992c55 --- /dev/null +++ b/Documentation/powerpc/dts-bindings/fsl/msi-pic.txt @@ -0,0 +1,36 @@ +* Freescale MSI interrupt controller + +Reguired properities: +- compatible : compatible list, contains 2 entries, + first is "fsl,CHIP-msi", where CHIP is the processor(mpc8610, mpc8572, + etc.) and the second is "fsl,mpic-msi" or "fsl,ipic-msi" depending on + the parent type. +- reg : should contain the address and the length of the shared message + interrupt register set. +- msi-available-ranges: use style section to define which + msi interrupt can be used in the 256 msi interrupts. This property is + optional, without this, all the 256 MSI interrupts can be used. +- interrupts : each one of the interrupts here is one entry per 32 MSIs, + and routed to the host interrupt controller. the interrupts should + be set as edge sensitive. +- interrupt-parent: the phandle for the interrupt controller + that services interrupts for this device. for 83xx cpu, the interrupts + are routed to IPIC, and for 85xx/86xx cpu the interrupts are routed + to MPIC. + +Example: + msi@41600 { + compatible = "fsl,mpc8610-msi", "fsl,mpic-msi"; + reg = <0x41600 0x80>; + msi-available-ranges = <0 0x100>; + interrupts = < + 0xe0 0 + 0xe1 0 + 0xe2 0 + 0xe3 0 + 0xe4 0 + 0xe5 0 + 0xe6 0 + 0xe7 0>; + interrupt-parent = <&mpic>; + }; -- cgit v1.2.1