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| author | Thomas Chou <thomas@wytron.com.tw> | 2011-02-14 10:20:39 +0800 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-02-22 14:59:53 -0700 |
| commit | ce792580ea2ce6f7259b45124e9ccc4574c31606 (patch) | |
| tree | f2ec419aade609b4e425ed4995c01ba818e363af /Documentation | |
| parent | 9bde36afcaf0ec2ad9f03974da41875c759a4fe8 (diff) | |
| download | kernel_samsung_smdk4412-ce792580ea2ce6f7259b45124e9ccc4574c31606.tar.gz kernel_samsung_smdk4412-ce792580ea2ce6f7259b45124e9ccc4574c31606.tar.bz2 kernel_samsung_smdk4412-ce792580ea2ce6f7259b45124e9ccc4574c31606.zip | |
spi: add OpenCores tiny SPI driver
This patch adds support of OpenCores tiny SPI driver.
http://opencores.org/project,tiny_spi
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/spi/spi_oc_tiny.txt | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi_oc_tiny.txt b/Documentation/devicetree/bindings/spi/spi_oc_tiny.txt new file mode 100644 index 00000000000..d95c0b367a0 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/spi_oc_tiny.txt @@ -0,0 +1,12 @@ +OpenCores tiny SPI + +Required properties: +- compatible : should be "opencores,tiny-spi-rtlsvn2". +- gpios : should specify GPIOs used for chipselect. +Optional properties: +- clock-frequency : input clock frequency to the core. +- baud-width: width, in bits, of the programmable divider used to scale + the input clock to SCLK. + +The clock-frequency and baud-width properties are needed only if the divider +is programmable. They are not needed if the divider is fixed. |