diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/spi/sh-msiof.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/sh-msiof.txt b/Documentation/devicetree/bindings/spi/sh-msiof.txt index d11c3721e7cd..4c388bb2f0a2 100644 --- a/Documentation/devicetree/bindings/spi/sh-msiof.txt +++ b/Documentation/devicetree/bindings/spi/sh-msiof.txt | |||
@@ -30,6 +30,22 @@ Optional properties: | |||
30 | specifiers, one for transmission, and one for | 30 | specifiers, one for transmission, and one for |
31 | reception. | 31 | reception. |
32 | - dma-names : Must contain a list of two DMA names, "tx" and "rx". | 32 | - dma-names : Must contain a list of two DMA names, "tx" and "rx". |
33 | - renesas,dtdl : delay sync signal (setup) in transmit mode. | ||
34 | Must contain one of the following values: | ||
35 | 0 (no bit delay) | ||
36 | 50 (0.5-clock-cycle delay) | ||
37 | 100 (1-clock-cycle delay) | ||
38 | 150 (1.5-clock-cycle delay) | ||
39 | 200 (2-clock-cycle delay) | ||
40 | |||
41 | - renesas,syncdl : delay sync signal (hold) in transmit mode. | ||
42 | Must contain one of the following values: | ||
43 | 0 (no bit delay) | ||
44 | 50 (0.5-clock-cycle delay) | ||
45 | 100 (1-clock-cycle delay) | ||
46 | 150 (1.5-clock-cycle delay) | ||
47 | 200 (2-clock-cycle delay) | ||
48 | 300 (3-clock-cycle delay) | ||
33 | 49 | ||
34 | Optional properties, deprecated for soctype-specific bindings: | 50 | Optional properties, deprecated for soctype-specific bindings: |
35 | - renesas,tx-fifo-size : Overrides the default tx fifo size given in words | 51 | - renesas,tx-fifo-size : Overrides the default tx fifo size given in words |