From: Ma Jun <majun...@huawei.com> Because added the mbigen-v1 compatible string, the origin name is not suitable any more. So,I remove the version number from file name.
Signed-off-by: Ma Jun <majun...@huawei.com> --- .../interrupt-controller/hisilicon,mbigen-v2.txt | 74 -------------------- .../interrupt-controller/hisilicon,mbigen.txt | 74 ++++++++++++++++++++ 2 files changed, 74 insertions(+), 74 deletions(-) delete mode 100644 Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt create mode 100644 Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt b/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt deleted file mode 100644 index bdd1dea..0000000 --- a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.txt +++ /dev/null @@ -1,74 +0,0 @@ -Hisilicon mbigen device tree bindings. -======================================= - -Mbigen means: message based interrupt generator. - -MBI is kind of msi interrupt only used on Non-PCI devices. - -To reduce the wired interrupt number connected to GIC, -Hisilicon designed mbigen to collect and generate interrupt. - - -Non-pci devices can connect to mbigen and generate the -interrupt by writing ITS register. - -The mbigen chip and devices connect to mbigen have the following properties: - -Mbigen main node required properties: -------------------------------------------- -- compatible: Should be "hisilicon,mbigen-v2" or "hisilicon,mbigen-v1" - -- reg: Specifies the base physical address and size of the Mbigen - registers. - -- interrupt controller: Identifies the node as an interrupt controller - -- msi-parent: Specifies the MSI controller this mbigen use. - For more detail information,please refer to the generic msi-parent binding in - Documentation/devicetree/bindings/interrupt-controller/msi.txt. - -- num-pins: the total number of pins implemented in this Mbigen - instance. - -- #interrupt-cells : Specifies the number of cells needed to encode an - interrupt source. The value must be 2. - - The 1st cell is hardware pin number of the interrupt.This number is local to - each mbigen chip and in the range from 0 to the maximum interrupts number - of the mbigen. - - The 2nd cell is the interrupt trigger type. - The value of this cell should be: - 1: rising edge triggered - or - 4: high level triggered - -Examples: - - mbigen_device_gmac:intc { - compatible = "hisilicon,mbigen-v2"; - reg = <0x0 0xc0080000 0x0 0x10000>; - interrupt-controller; - msi-parent = <&its_dsa 0x40b1c>; - num-pins = <9>; - #interrupt-cells = <2>; - }; - -Devices connect to mbigen required properties: ----------------------------------------------------- --interrupt-parent: Specifies the mbigen device node which device connected. - --interrupts:Specifies the interrupt source. - For the specific information of each cell in this property,please refer to - the "interrupt-cells" description mentioned above. - -Examples: - gmac0: ethernet@c2080000 { - #address-cells = <1>; - #size-cells = <0>; - reg = <0 0xc2080000 0 0x20000>, - <0 0xc0000000 0 0x1000>; - interrupt-parent = <&mbigen_device_gmac>; - interrupts = <656 1>, - <657 1>; - }; diff --git a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen.txt b/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen.txt new file mode 100644 index 0000000..bdd1dea --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen.txt @@ -0,0 +1,74 @@ +Hisilicon mbigen device tree bindings. +======================================= + +Mbigen means: message based interrupt generator. + +MBI is kind of msi interrupt only used on Non-PCI devices. + +To reduce the wired interrupt number connected to GIC, +Hisilicon designed mbigen to collect and generate interrupt. + + +Non-pci devices can connect to mbigen and generate the +interrupt by writing ITS register. + +The mbigen chip and devices connect to mbigen have the following properties: + +Mbigen main node required properties: +------------------------------------------- +- compatible: Should be "hisilicon,mbigen-v2" or "hisilicon,mbigen-v1" + +- reg: Specifies the base physical address and size of the Mbigen + registers. + +- interrupt controller: Identifies the node as an interrupt controller + +- msi-parent: Specifies the MSI controller this mbigen use. + For more detail information,please refer to the generic msi-parent binding in + Documentation/devicetree/bindings/interrupt-controller/msi.txt. + +- num-pins: the total number of pins implemented in this Mbigen + instance. + +- #interrupt-cells : Specifies the number of cells needed to encode an + interrupt source. The value must be 2. + + The 1st cell is hardware pin number of the interrupt.This number is local to + each mbigen chip and in the range from 0 to the maximum interrupts number + of the mbigen. + + The 2nd cell is the interrupt trigger type. + The value of this cell should be: + 1: rising edge triggered + or + 4: high level triggered + +Examples: + + mbigen_device_gmac:intc { + compatible = "hisilicon,mbigen-v2"; + reg = <0x0 0xc0080000 0x0 0x10000>; + interrupt-controller; + msi-parent = <&its_dsa 0x40b1c>; + num-pins = <9>; + #interrupt-cells = <2>; + }; + +Devices connect to mbigen required properties: +---------------------------------------------------- +-interrupt-parent: Specifies the mbigen device node which device connected. + +-interrupts:Specifies the interrupt source. + For the specific information of each cell in this property,please refer to + the "interrupt-cells" description mentioned above. + +Examples: + gmac0: ethernet@c2080000 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0 0xc2080000 0 0x20000>, + <0 0xc0000000 0 0x1000>; + interrupt-parent = <&mbigen_device_gmac>; + interrupts = <656 1>, + <657 1>; + }; -- 1.7.1