diff options
Diffstat (limited to 'Documentation/devicetree/bindings/ata/ahci-ceva.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/ata/ahci-ceva.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/ata/ahci-ceva.txt b/Documentation/devicetree/bindings/ata/ahci-ceva.txt index 7561cc4de371..d34f11771d5f 100644 --- a/Documentation/devicetree/bindings/ata/ahci-ceva.txt +++ b/Documentation/devicetree/bindings/ata/ahci-ceva.txt @@ -38,6 +38,8 @@ Required properties: Optional properties: - ceva,broken-gen2: limit to gen1 speed instead of gen2. + - dma-coherent: Enable this flag if CCI is enabled in design. + Adding this flag configures AXI cache control register. Examples: ahci@fd0c0000 { @@ -56,4 +58,5 @@ Examples: ceva,p1-burst-params = /bits/ 8 <0x0A 0x08 0x4A 0x06>; ceva,p1-retry-params = /bits/ 16 <0x0216 0x7F06>; ceva,broken-gen2; + dma-coherent; }; |