diff options
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller')
6 files changed, 248 insertions, 85 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/abilis,tb10x-ictl.txt b/Documentation/devicetree/bindings/interrupt-controller/abilis,tb10x-ictl.txt new file mode 100644 index 00000000000..9d52d5afe3e --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/abilis,tb10x-ictl.txt @@ -0,0 +1,38 @@ +TB10x Top Level Interrupt Controller +==================================== + +The Abilis TB10x SOC contains a custom interrupt controller. It performs +one-to-one mapping of external interrupt sources to CPU interrupts and +provides support for reconfigurable trigger modes. + +Required properties +------------------- + +- compatible: Should be "abilis,tb10x-ictl" +- reg: specifies physical base address and size of register range. +- interrupt-congroller: Identifies the node as an interrupt controller. +- #interrupt cells: Specifies the number of cells used to encode an interrupt + source connected to this controller. The value shall be 2. +- interrupt-parent: Specifies the parent interrupt controller. +- interrupts: Specifies the list of interrupt lines which are handled by + the interrupt controller in the parent controller's notation. Interrupts + are mapped one-to-one to parent interrupts. + +Example +------- + +intc: interrupt-controller { /* Parent interrupt controller */ + interrupt-controller; + #interrupt-cells = <1>; /* For example below */ + /* ... */ +}; + +tb10x_ictl: pic@2000 { /* TB10x interrupt controller */ + compatible = "abilis,tb10x-ictl"; + reg = <0x2000 0x20>; + interrupt-controller; + #interrupt-cells = <2>; + interrupt-parent = <&intc>; + interrupts = <5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 + 20 21 22 23 24 25 26 27 28 29 30 31>; +}; diff --git a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-ic.txt b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-ic.txt index e7f4dc14eff..57edb30dbbc 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-ic.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-ic.txt @@ -8,91 +8,8 @@ Required properties: - #interrupt-cells : Specifies the number of cells needed to encode an interrupt source. The value shall be 1. -The interrupt sources are as follows: - -0: ENMI -1: UART0 -2: UART1 -3: UART2 -4: UART3 -5: IR0 -6: IR1 -7: I2C0 -8: I2C1 -9: I2C2 -10: SPI0 -11: SPI1 -12: SPI2 -13: SPDIF -14: AC97 -15: TS -16: I2S -17: UART4 -18: UART5 -19: UART6 -20: UART7 -21: KEYPAD -22: TIMER0 -23: TIMER1 -24: TIMER2 -25: TIMER3 -26: CAN -27: DMA -28: PIO -29: TOUCH_PANEL -30: AUDIO_CODEC -31: LRADC -32: SDMC0 -33: SDMC1 -34: SDMC2 -35: SDMC3 -36: MEMSTICK -37: NAND -38: USB0 -39: USB1 -40: USB2 -41: SCR -42: CSI0 -43: CSI1 -44: LCDCTRL0 -45: LCDCTRL1 -46: MP -47: DEFEBE0 -48: DEFEBE1 -49: PMU -50: SPI3 -51: TZASC -52: PATA -53: VE -54: SS -55: EMAC -56: SATA -57: GPS -58: HDMI -59: TVE -60: ACE -61: TVD -62: PS2_0 -63: PS2_1 -64: USB3 -65: USB4 -66: PLE_PFM -67: TIMER4 -68: TIMER5 -69: GPU_GP -70: GPU_GPMMU -71: GPU_PP0 -72: GPU_PPMMU0 -73: GPU_PMU -74: GPU_RSV0 -75: GPU_RSV1 -76: GPU_RSV2 -77: GPU_RSV3 -78: GPU_RSV4 -79: GPU_RSV5 -80: GPU_RSV6 -82: SYNC_TIMER0 -83: SYNC_TIMER1 +For the valid interrupt sources for your SoC, see the documentation in +sunxi/<soc>.txt Example: diff --git a/Documentation/devicetree/bindings/interrupt-controller/marvell,orion-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/marvell,orion-intc.txt new file mode 100644 index 00000000000..2c11ac76fac --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/marvell,orion-intc.txt @@ -0,0 +1,48 @@ +Marvell Orion SoC interrupt controllers + +* Main interrupt controller + +Required properties: +- compatible: shall be "marvell,orion-intc" +- reg: base address(es) of interrupt registers starting with CAUSE register +- interrupt-controller: identifies the node as an interrupt controller +- #interrupt-cells: number of cells to encode an interrupt source, shall be 1 + +The interrupt sources map to the corresponding bits in the interrupt +registers, i.e. +- 0 maps to bit 0 of first base address, +- 1 maps to bit 1 of first base address, +- 32 maps to bit 0 of second base address, and so on. + +Example: + intc: interrupt-controller { + compatible = "marvell,orion-intc"; + interrupt-controller; + #interrupt-cells = <1>; + /* Dove has 64 first level interrupts */ + reg = <0x20200 0x10>, <0x20210 0x10>; + }; + +* Bridge interrupt controller + +Required properties: +- compatible: shall be "marvell,orion-bridge-intc" +- reg: base address of bridge interrupt registers starting with CAUSE register +- interrupts: bridge interrupt of the main interrupt controller +- interrupt-controller: identifies the node as an interrupt controller +- #interrupt-cells: number of cells to encode an interrupt source, shall be 1 + +Optional properties: +- marvell,#interrupts: number of interrupts provided by bridge interrupt + controller, defaults to 32 if not set + +Example: + bridge_intc: interrupt-controller { + compatible = "marvell,orion-bridge-intc"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x20110 0x8>; + interrupts = <0>; + /* Dove bridge provides 5 interrupts */ + marvell,#interrupts = <5>; + }; diff --git a/Documentation/devicetree/bindings/interrupt-controller/renesas,intc-irqpin.txt b/Documentation/devicetree/bindings/interrupt-controller/renesas,intc-irqpin.txt new file mode 100644 index 00000000000..1f8b0c507c2 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/renesas,intc-irqpin.txt @@ -0,0 +1,16 @@ +DT bindings for the R-/SH-Mobile irqpin controller + +Required properties: + +- compatible: has to be "renesas,intc-irqpin" +- #interrupt-cells: has to be <2>: an interrupt index and flags, as defined in + interrupts.txt in this directory + +Optional properties: + +- any properties, listed in interrupts.txt, and any standard resource allocation + properties +- sense-bitfield-width: width of a single sense bitfield in the SENSE register, + if different from the default 4 bits +- control-parent: disable and enable interrupts on the parent interrupt + controller, needed for some broken implementations diff --git a/Documentation/devicetree/bindings/interrupt-controller/sunxi/sun4i-a10.txt b/Documentation/devicetree/bindings/interrupt-controller/sunxi/sun4i-a10.txt new file mode 100644 index 00000000000..76b98c83449 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/sunxi/sun4i-a10.txt @@ -0,0 +1,89 @@ +Allwinner A10 (sun4i) interrupt sources +--------------------------------------- + +The interrupt sources available for the Allwinner A10 SoC are the +following one: + +0: ENMI +1: UART0 +2: UART1 +3: UART2 +4: UART3 +5: IR0 +6: IR1 +7: I2C0 +8: I2C1 +9: I2C2 +10: SPI0 +11: SPI1 +12: SPI2 +13: SPDIF +14: AC97 +15: TS +16: I2S +17: UART4 +18: UART5 +19: UART6 +20: UART7 +21: KEYPAD +22: TIMER0 +23: TIMER1 +24: TIMER2 +25: TIMER3 +26: CAN +27: DMA +28: PIO +29: TOUCH_PANEL +30: AUDIO_CODEC +31: LRADC +32: MMC0 +33: MMC1 +34: MMC2 +35: MMC3 +36: MEMSTICK +37: NAND +38: USB0 +39: USB1 +40: USB2 +41: SCR +42: CSI0 +43: CSI1 +44: LCDCTRL0 +45: LCDCTRL1 +46: MP +47: DEFEBE0 +48: DEFEBE1 +49: PMU +50: SPI3 +51: TZASC +52: PATA +53: VE +54: SS +55: EMAC +56: SATA +57: GPS +58: HDMI +59: TVE +60: ACE +61: TVD +62: PS2_0 +63: PS2_1 +64: USB3 +65: USB4 +66: PLE_PFM +67: TIMER4 +68: TIMER5 +69: GPU_GP +70: GPU_GPMMU +71: GPU_PP0 +72: GPU_PPMMU0 +73: GPU_PMU +74: GPU_RSV0 +75: GPU_RSV1 +76: GPU_RSV2 +77: GPU_RSV3 +78: GPU_RSV4 +79: GPU_RSV5 +80: GPU_RSV6 +82: SYNC_TIMER0 +83: SYNC_TIMER1 diff --git a/Documentation/devicetree/bindings/interrupt-controller/sunxi/sun5i-a13.txt b/Documentation/devicetree/bindings/interrupt-controller/sunxi/sun5i-a13.txt new file mode 100644 index 00000000000..2ec3b5ce1a0 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/sunxi/sun5i-a13.txt @@ -0,0 +1,55 @@ +Allwinner A13 (sun5i) interrupt sources +--------------------------------------- + +The interrupt sources available for the Allwinner A13 SoC are the +following one: + +0: ENMI +2: UART1 +4: UART3 +5: IR +7: I2C0 +8: I2C1 +9: I2C2 +10: SPI0 +11: SPI1 +12: SPI2 +22: TIMER0 +23: TIMER1 +24: TIMER2 +25: TIMER3 +27: DMA +28: PIO +29: TOUCH_PANEL +30: AUDIO_CODEC +31: LRADC +32: MMC0 +33: MMC1 +34: MMC2 +37: NAND +38: USB OTG +39: USB EHCI +40: USB OHCI +42: CSI +44: LCDCTRL +47: DEFEBE +49: PMU +53: VE +54: SS +66: PLE_PFM +67: TIMER4 +68: TIMER5 +69: GPU_GP +70: GPU_GPMMU +71: GPU_PP0 +72: GPU_PPMMU0 +73: GPU_PMU +74: GPU_RSV0 +75: GPU_RSV1 +76: GPU_RSV2 +77: GPU_RSV3 +78: GPU_RSV4 +79: GPU_RSV5 +80: GPU_RSV6 +82: SYNC_TIMER0 +83: SYNC_TIMER1 |