diff options
author | Sascha Hauer <s.hauer@pengutronix.de> | 2016-02-03 10:25:36 +0100 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2016-02-04 08:40:36 +0100 |
commit | 0ff58575c9d66f660886387c2e68d8c5c724e87b (patch) | |
tree | 4a889d1478da83ae46db96f5c049872cdb90eeb6 /dts/Bindings/dma/ti-dma-crossbar.txt | |
parent | a0da52f83c36a81984e0fca4b75d522b955df267 (diff) | |
download | barebox-0ff58575c9d66f660886387c2e68d8c5c724e87b.tar.gz barebox-0ff58575c9d66f660886387c2e68d8c5c724e87b.tar.xz |
dts: update to v4.5-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/dma/ti-dma-crossbar.txt')
-rw-r--r-- | dts/Bindings/dma/ti-dma-crossbar.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/dts/Bindings/dma/ti-dma-crossbar.txt b/dts/Bindings/dma/ti-dma-crossbar.txt index b152a75dce..aead5869a2 100644 --- a/dts/Bindings/dma/ti-dma-crossbar.txt +++ b/dts/Bindings/dma/ti-dma-crossbar.txt @@ -14,6 +14,10 @@ The DMA controller node need to have the following poroperties: Optional properties: - ti,dma-safe-map: Safe routing value for unused request lines +- ti,reserved-dma-request-ranges: DMA request ranges which should not be used + when mapping xbar input to DMA request, they are either + allocated to be used by for example the DSP or they are used as + memcpy channels in eDMA. Notes: When requesting channel via ti,dra7-dma-crossbar, the DMA clinet must request @@ -46,6 +50,8 @@ sdma_xbar: dma-router@4a002b78 { #dma-cells = <1>; dma-requests = <205>; ti,dma-safe-map = <0>; + /* Protect the sDMA request ranges: 10-14 and 100-126 */ + ti,reserved-dma-request-ranges = <10 5>, <100 27>; dma-masters = <&sdma>; }; |