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| author | Jiri Kosina <jkosina@suse.cz> | 2015-09-01 16:35:24 +0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2015-09-01 16:35:24 +0300 |
| commit | 067e2601d3c076abbf45db91261f9065eaa879b2 (patch) | |
| tree | 86c8d4b913873dbd3b4ff23562a3a8597984b4df /Documentation/devicetree/bindings/spi/spi_atmel.txt | |
| parent | 3e097d1271ecdff2f251a54ddfc5eaa1f9821e96 (diff) | |
| parent | 931830aa5c251e0803523213428f777a48bde254 (diff) | |
| download | linux-067e2601d3c076abbf45db91261f9065eaa879b2.tar.xz | |
Merge branch 'for-4.3/gembird' into for-linus
Diffstat (limited to 'Documentation/devicetree/bindings/spi/spi_atmel.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/spi/spi_atmel.txt | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi_atmel.txt b/Documentation/devicetree/bindings/spi/spi_atmel.txt index 4f8184d069cb..fb588b3e6a9a 100644 --- a/Documentation/devicetree/bindings/spi/spi_atmel.txt +++ b/Documentation/devicetree/bindings/spi/spi_atmel.txt @@ -4,11 +4,16 @@ Required properties: - compatible : should be "atmel,at91rm9200-spi". - reg: Address and length of the register set for the device - interrupts: Should contain spi interrupt -- cs-gpios: chipselects +- cs-gpios: chipselects (optional for SPI controller version >= 2 with the + Chip Select Active After Transfer feature). - clock-names: tuple listing input clock names. Required elements: "spi_clk" - clocks: phandles to input clocks. +Optional properties: +- atmel,fifo-size: maximum number of data the RX and TX FIFOs can store for FIFO + capable SPI controllers. + Example: spi1: spi@fffcc000 { @@ -20,6 +25,7 @@ spi1: spi@fffcc000 { clocks = <&spi1_clk>; clock-names = "spi_clk"; cs-gpios = <&pioB 3 0>; + atmel,fifo-size = <32>; status = "okay"; mmc-slot@0 { |