diff options
| author | David Daney <david.daney@cavium.com> | 2012-08-22 21:25:07 +0200 |
|---|---|---|
| committer | John Crispin <blogic@openwrt.org> | 2012-08-22 23:46:38 +0200 |
| commit | 6b52c00f2b4931c12117dc32a7cf6d5ee59f14ea (patch) | |
| tree | a250907a597184ac43abc343b89e85692f456e41 /Documentation/devicetree/bindings/spi/spi-octeon.txt | |
| parent | MIPS: OCTEON: Add register definitions for SPI host hardware. (diff) | |
| download | linux-6b52c00f2b4931c12117dc32a7cf6d5ee59f14ea.tar.xz linux-6b52c00f2b4931c12117dc32a7cf6d5ee59f14ea.zip | |
spi: Add SPI master controller for OCTEON SOCs.
Add the driver, link it into the kbuild system and provide device tree
binding documentation.
Signed-off-by: David Daney <david.daney@cavium.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Patchwork: http://patchwork.linux-mips.org/patch/4292/
Signed-off-by: John Crispin <blogic@openwrt.org>
Diffstat (limited to 'Documentation/devicetree/bindings/spi/spi-octeon.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/spi/spi-octeon.txt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi-octeon.txt b/Documentation/devicetree/bindings/spi/spi-octeon.txt new file mode 100644 index 000000000000..431add192342 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi-octeon.txt @@ -0,0 +1,33 @@ +Cavium, Inc. OCTEON SOC SPI master controller. + +Required properties: +- compatible : "cavium,octeon-3010-spi" +- reg : The register base for the controller. +- interrupts : One interrupt, used by the controller. +- #address-cells : <1>, as required by generic SPI binding. +- #size-cells : <0>, also as required by generic SPI binding. + +Child nodes as per the generic SPI binding. + +Example: + + spi@1070000001000 { + compatible = "cavium,octeon-3010-spi"; + reg = <0x10700 0x00001000 0x0 0x100>; + interrupts = <0 58>; + #address-cells = <1>; + #size-cells = <0>; + + eeprom@0 { + compatible = "st,m95256", "atmel,at25"; + reg = <0>; + spi-max-frequency = <5000000>; + spi-cpha; + spi-cpol; + + pagesize = <64>; + size = <32768>; + address-width = <16>; + }; + }; + |