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author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/Documentation/devicetree/bindings/dma/ste-coh901318.txt | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/Documentation/devicetree/bindings/dma/ste-coh901318.txt')
-rw-r--r-- | kernel/Documentation/devicetree/bindings/dma/ste-coh901318.txt | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/kernel/Documentation/devicetree/bindings/dma/ste-coh901318.txt b/kernel/Documentation/devicetree/bindings/dma/ste-coh901318.txt new file mode 100644 index 000000000..091ad057e --- /dev/null +++ b/kernel/Documentation/devicetree/bindings/dma/ste-coh901318.txt @@ -0,0 +1,32 @@ +ST-Ericsson COH 901 318 DMA Controller + +This is a DMA controller which has begun as a fork of the +ARM PL08x PrimeCell VHDL code. + +Required properties: +- compatible: should be "stericsson,coh901318" +- reg: register locations and length +- interrupts: the single DMA IRQ +- #dma-cells: must be set to <1>, as the channels on the + COH 901 318 are simple and identified by a single number +- dma-channels: the number of DMA channels handled + +Example: + +dmac: dma-controller@c00020000 { + compatible = "stericsson,coh901318"; + reg = <0xc0020000 0x1000>; + interrupt-parent = <&vica>; + interrupts = <2>; + #dma-cells = <1>; + dma-channels = <40>; +}; + +Consumers example: + +uart0: serial@c0013000 { + compatible = "..."; + (...) + dmas = <&dmac 17 &dmac 18>; + dma-names = "tx", "rx"; +}; |