diff options
Diffstat (limited to 'Documentation/devicetree/bindings/arm')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/arch_timer.txt | 59 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/atmel-adc.txt | 7 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/bcm11351.txt | 3 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/kona-timer.txt (renamed from Documentation/devicetree/bindings/arm/bcm/bcm,kona-timer.txt) | 5 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/bcm/kona-wdt.txt | 15 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/l2cc.txt | 4 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/omap/omap.txt | 3 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/ste-u300.txt | 2 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/vexpress-scc.txt | 33 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/arm/vexpress-sysreg.txt | 4 |
10 files changed, 120 insertions, 15 deletions
diff --git a/Documentation/devicetree/bindings/arm/arch_timer.txt b/Documentation/devicetree/bindings/arm/arch_timer.txt index 20746e5abe6..06fc7602593 100644 --- a/Documentation/devicetree/bindings/arm/arch_timer.txt +++ b/Documentation/devicetree/bindings/arm/arch_timer.txt @@ -1,10 +1,14 @@ * ARM architected timer -ARM cores may have a per-core architected timer, which provides per-cpu timers. +ARM cores may have a per-core architected timer, which provides per-cpu timers, +or a memory mapped architected timer, which provides up to 8 frames with a +physical and optional virtual timer per frame. -The timer is attached to a GIC to deliver its per-processor interrupts. +The per-core architected timer is attached to a GIC to deliver its +per-processor interrupts via PPIs. The memory mapped timer is attached to a GIC +to deliver its interrupts via SPIs. -** Timer node properties: +** CP15 Timer node properties: - compatible : Should at least contain one of "arm,armv7-timer" @@ -26,3 +30,52 @@ Example: <1 10 0xf08>; clock-frequency = <100000000>; }; + +** Memory mapped timer node properties: + +- compatible : Should at least contain "arm,armv7-timer-mem". + +- clock-frequency : The frequency of the main counter, in Hz. Optional. + +- reg : The control frame base address. + +Note that #address-cells, #size-cells, and ranges shall be present to ensure +the CPU can address a frame's registers. + +A timer node has up to 8 frame sub-nodes, each with the following properties: + +- frame-number: 0 to 7. + +- interrupts : Interrupt list for physical and virtual timers in that order. + The virtual timer interrupt is optional. + +- reg : The first and second view base addresses in that order. The second view + base address is optional. + +- status : "disabled" indicates the frame is not available for use. Optional. + +Example: + + timer@f0000000 { + compatible = "arm,armv7-timer-mem"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + reg = <0xf0000000 0x1000>; + clock-frequency = <50000000>; + + frame@f0001000 { + frame-number = <0> + interrupts = <0 13 0x8>, + <0 14 0x8>; + reg = <0xf0001000 0x1000>, + <0xf0002000 0x1000>; + }; + + frame@f0003000 { + frame-number = <1> + interrupts = <0 15 0x8>; + reg = <0xf0003000 0x1000>; + status = "disabled"; + }; + }; diff --git a/Documentation/devicetree/bindings/arm/atmel-adc.txt b/Documentation/devicetree/bindings/arm/atmel-adc.txt index 16769d9cedd..723c205cb10 100644 --- a/Documentation/devicetree/bindings/arm/atmel-adc.txt +++ b/Documentation/devicetree/bindings/arm/atmel-adc.txt @@ -1,18 +1,15 @@ * AT91's Analog to Digital Converter (ADC) Required properties: - - compatible: Should be "atmel,at91sam9260-adc" + - compatible: Should be "atmel,<chip>-adc" + <chip> can be "at91sam9260", "at91sam9g45" or "at91sam9x5" - reg: Should contain ADC registers location and length - interrupts: Should contain the IRQ line for the ADC - - atmel,adc-channel-base: Offset of the first channel data register - atmel,adc-channels-used: Bitmask of the channels muxed and enable for this device - - atmel,adc-drdy-mask: Mask of the DRDY interruption in the ADC - atmel,adc-num-channels: Number of channels available in the ADC - atmel,adc-startup-time: Startup Time of the ADC in microseconds as defined in the datasheet - - atmel,adc-status-register: Offset of the Interrupt Status Register - - atmel,adc-trigger-register: Offset of the Trigger Register - atmel,adc-vref: Reference voltage in millivolts for the conversions - atmel,adc-res: List of resolution in bits supported by the ADC. List size must be two at least. diff --git a/Documentation/devicetree/bindings/arm/bcm/bcm11351.txt b/Documentation/devicetree/bindings/arm/bcm/bcm11351.txt index fb7b5cd2652..0ff6560e609 100644 --- a/Documentation/devicetree/bindings/arm/bcm/bcm11351.txt +++ b/Documentation/devicetree/bindings/arm/bcm/bcm11351.txt @@ -6,4 +6,5 @@ bcm11351, bcm28145, bcm28155 SoCs) shall have the following properties: Required root node property: -compatible = "bcm,bcm11351"; +compatible = "brcm,bcm11351"; +DEPRECATED: compatible = "bcm,bcm11351"; diff --git a/Documentation/devicetree/bindings/arm/bcm/bcm,kona-timer.txt b/Documentation/devicetree/bindings/arm/bcm/kona-timer.txt index 59fa6e68d4f..17d88b233d1 100644 --- a/Documentation/devicetree/bindings/arm/bcm/bcm,kona-timer.txt +++ b/Documentation/devicetree/bindings/arm/bcm/kona-timer.txt @@ -4,14 +4,15 @@ This timer is used in the following Broadcom SoCs: BCM11130, BCM11140, BCM11351, BCM28145, BCM28155 Required properties: -- compatible : "bcm,kona-timer" +- compatible : "brcm,kona-timer" +- DEPRECATED: compatible : "bcm,kona-timer" - reg : Register range for the timer - interrupts : interrupt for the timer - clock-frequency: frequency that the clock operates Example: timer@35006000 { - compatible = "bcm,kona-timer"; + compatible = "brcm,kona-timer"; reg = <0x35006000 0x1000>; interrupts = <0x0 7 0x4>; clock-frequency = <32768>; diff --git a/Documentation/devicetree/bindings/arm/bcm/kona-wdt.txt b/Documentation/devicetree/bindings/arm/bcm/kona-wdt.txt new file mode 100644 index 00000000000..2b86a00e351 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/bcm/kona-wdt.txt @@ -0,0 +1,15 @@ +Broadcom Kona Family Watchdog Timer +----------------------------------- + +This watchdog timer is used in the following Broadcom SoCs: + BCM11130, BCM11140, BCM11351, BCM28145, BCM28155 + +Required properties: + - compatible = "brcm,bcm11351-wdt", "brcm,kona-wdt"; + - reg: memory address & range + +Example: + watchdog@35002f40 { + compatible = "brcm,bcm11351-wdt", "brcm,kona-wdt"; + reg = <0x35002f40 0x6c>; + }; diff --git a/Documentation/devicetree/bindings/arm/l2cc.txt b/Documentation/devicetree/bindings/arm/l2cc.txt index 69ddf9fad2d..c0c7626fd0f 100644 --- a/Documentation/devicetree/bindings/arm/l2cc.txt +++ b/Documentation/devicetree/bindings/arm/l2cc.txt @@ -16,9 +16,11 @@ Required properties: performs the same operation). "marvell,"aurora-outer-cache: Marvell Controller designed to be compatible with the ARM one with outer cache mode. - "bcm,bcm11351-a2-pl310-cache": For Broadcom bcm11351 chipset where an + "brcm,bcm11351-a2-pl310-cache": For Broadcom bcm11351 chipset where an offset needs to be added to the address before passing down to the L2 cache controller + "bcm,bcm11351-a2-pl310-cache": DEPRECATED by + "brcm,bcm11351-a2-pl310-cache" - cache-unified : Specifies the cache is a unified cache. - cache-level : Should be set to 2 for a level 2 cache. - reg : Physical base address and size of cache controller's memory mapped diff --git a/Documentation/devicetree/bindings/arm/omap/omap.txt b/Documentation/devicetree/bindings/arm/omap/omap.txt index 6d498c758b4..91b7049affa 100644 --- a/Documentation/devicetree/bindings/arm/omap/omap.txt +++ b/Documentation/devicetree/bindings/arm/omap/omap.txt @@ -59,3 +59,6 @@ Boards: - AM43x EPOS EVM compatible = "ti,am43x-epos-evm", "ti,am4372", "ti,am43" + +- DRA7 EVM: Software Developement Board for DRA7XX + compatible = "ti,dra7-evm", "ti,dra7" diff --git a/Documentation/devicetree/bindings/arm/ste-u300.txt b/Documentation/devicetree/bindings/arm/ste-u300.txt index 69b5ab0b5f4..d11d80006a1 100644 --- a/Documentation/devicetree/bindings/arm/ste-u300.txt +++ b/Documentation/devicetree/bindings/arm/ste-u300.txt @@ -22,7 +22,7 @@ This contains the board-specific information. - compatible: must be "stericsson,s365". - vana15-supply: the regulator supplying the 1.5V to drive the board. -- syscon: a pointer to the syscon node so we can acccess the +- syscon: a pointer to the syscon node so we can access the syscon registers to set the board as self-powered. Example: diff --git a/Documentation/devicetree/bindings/arm/vexpress-scc.txt b/Documentation/devicetree/bindings/arm/vexpress-scc.txt new file mode 100644 index 00000000000..ae5043e42e5 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/vexpress-scc.txt @@ -0,0 +1,33 @@ +ARM Versatile Express Serial Configuration Controller +----------------------------------------------------- + +Test chips for ARM Versatile Express platform implement SCC (Serial +Configuration Controller) interface, used to set initial conditions +for the test chip. + +In some cases its registers are also mapped in normal address space +and can be used to obtain runtime information about the chip internals +(like silicon temperature sensors) and as interface to other subsystems +like platform configuration control and power management. + +Required properties: + +- compatible value: "arm,vexpress-scc,<model>", "arm,vexpress-scc"; + where <model> is the full tile model name (as used + in the tile's Technical Reference Manual), + eg. for Coretile Express A15x2 A7x3 (V2P-CA15_A7): + compatible = "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc"; + +Optional properties: + +- reg: when the SCC is memory mapped, physical address and size of the + registers window +- interrupts: when the SCC can generate a system-level interrupt + +Example: + + scc@7fff0000 { + compatible = "arm,vexpress-scc,v2p-ca15_a7", "arm,vexpress-scc"; + reg = <0 0x7fff0000 0 0x1000>; + interrupts = <0 95 4>; + }; diff --git a/Documentation/devicetree/bindings/arm/vexpress-sysreg.txt b/Documentation/devicetree/bindings/arm/vexpress-sysreg.txt index 9cf3f25544c..5580e9c4bd8 100644 --- a/Documentation/devicetree/bindings/arm/vexpress-sysreg.txt +++ b/Documentation/devicetree/bindings/arm/vexpress-sysreg.txt @@ -32,8 +32,8 @@ numbers - see motherboard's TRM for more details. The node describing a config device must refer to the sysreg node via "arm,vexpress,config-bridge" phandle (can be also defined in the node's parent) and relies on the board topology properties - see main vexpress -node documentation for more details. It must must also define the -following property: +node documentation for more details. It must also define the following +property: - arm,vexpress-sysreg,func : must contain two cells: - first cell defines function number (eg. 1 for clock generator, 2 for voltage regulators etc.) |