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Diffstat (limited to 'Documentation/devicetree/bindings/mfd/cirrus,lochnagar.txt')
-rw-r--r-- | Documentation/devicetree/bindings/mfd/cirrus,lochnagar.txt | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/Documentation/devicetree/bindings/mfd/cirrus,lochnagar.txt b/Documentation/devicetree/bindings/mfd/cirrus,lochnagar.txt deleted file mode 100644 index 3bf92ad37fa1..000000000000 --- a/Documentation/devicetree/bindings/mfd/cirrus,lochnagar.txt +++ /dev/null @@ -1,85 +0,0 @@ -Cirrus Logic Lochnagar Audio Development Board - -Lochnagar is an evaluation and development board for Cirrus Logic -Smart CODEC and Amp devices. It allows the connection of most Cirrus -Logic devices on mini-cards, as well as allowing connection of -various application processor systems to provide a full evaluation -platform. Audio system topology, clocking and power can all be -controlled through the Lochnagar, allowing the device under test -to be used in a variety of possible use cases. - -Also see these documents for generic binding information: - [1] GPIO : ../gpio/gpio.txt - -And these for relevant defines: - [2] include/dt-bindings/pinctrl/lochnagar.h - [3] include/dt-bindings/clock/lochnagar.h - -And these documents for the required sub-node binding details: - [4] Clock: ../clock/cirrus,lochnagar.txt - [5] Pinctrl: ../pinctrl/cirrus,lochnagar.txt - [6] Regulator: ../regulator/cirrus,lochnagar.txt - [7] Sound: ../sound/cirrus,lochnagar.txt - [8] Hardware Monitor: ../hwmon/cirrus,lochnagar.txt - -Required properties: - - - compatible : One of the following strings: - "cirrus,lochnagar1" - "cirrus,lochnagar2" - - - reg : I2C slave address - - - reset-gpios : Reset line to the Lochnagar, see [1]. - -Required sub-nodes: - - - lochnagar-clk : Binding for the clocking components, see [4]. - - - lochnagar-pinctrl : Binding for the pin control components, see [5]. - -Optional sub-nodes: - - - Bindings for the regulator components, see [6]. Only available on - Lochnagar 2. - - - lochnagar-sc : Binding for the sound card components, see [7]. - Only available on Lochnagar 2. - - lochnagar-hwmon : Binding for the hardware monitor components, see [8]. - Only available on Lochnagar 2. - -Optional properties: - - - present-gpios : Host present line, indicating the presence of a - host system, see [1]. This can be omitted if the present line is - tied in hardware. - -Example: - -lochnagar: lochnagar@22 { - compatible = "cirrus,lochnagar2"; - reg = <0x22>; - - reset-gpios = <&gpio0 55 0>; - present-gpios = <&gpio0 60 0>; - - lochnagar-clk { - compatible = "cirrus,lochnagar2-clk"; - ... - }; - - lochnagar-pinctrl { - compatible = "cirrus,lochnagar-pinctrl"; - ... - }; - - lochnagar-sc { - compatible = "cirrus,lochnagar2-soundcard"; - ... - }; - - lochnagar-hwmon { - compatible = "cirrus,lochnagar2-hwmon"; - ... - }; -}; |