diff options
author | Charles Keepax <ckeepax@opensource.cirrus.com> | 2020-05-12 16:23:57 +0100 |
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committer | Rob Herring <robh@kernel.org> | 2020-05-27 19:30:25 -0600 |
commit | e0a99c55d08bf1d4c05cb2d388d39f25e819eff2 (patch) | |
tree | b489d16310222e8b889c6e07e11da8822eecff4c /Documentation | |
parent | 96c1517e0edae9888005683bf6befcffb2fc35d6 (diff) |
clk: lochnagar: Move binding over to dtschema
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/clock/cirrus,lochnagar.txt | 94 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/clock/cirrus,lochnagar.yaml | 78 |
2 files changed, 78 insertions, 94 deletions
diff --git a/Documentation/devicetree/bindings/clock/cirrus,lochnagar.txt b/Documentation/devicetree/bindings/clock/cirrus,lochnagar.txt deleted file mode 100644 index 52a064c789ee..000000000000 --- a/Documentation/devicetree/bindings/clock/cirrus,lochnagar.txt +++ /dev/null @@ -1,94 +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. - -This binding document describes the binding for the clock portion of -the driver. - -Also see these documents for generic binding information: - [1] Clock : ../clock/clock-bindings.txt - -And these for relevant defines: - [2] include/dt-bindings/clock/lochnagar.h - -This binding must be part of the Lochnagar MFD binding: - [3] ../mfd/cirrus,lochnagar.txt - -Required properties: - - - compatible : One of the following strings: - "cirrus,lochnagar1-clk" - "cirrus,lochnagar2-clk" - - - #clock-cells : Must be 1. The first cell indicates the clock - number, see [2] for available clocks and [1]. - -Optional properties: - - - clocks : Must contain an entry for each clock in clock-names. - - clock-names : May contain entries for each of the following - clocks: - - ln-cdc-clkout : Output clock from CODEC card. - - ln-dsp-clkout : Output clock from DSP card. - - ln-gf-mclk1,ln-gf-mclk2,ln-gf-mclk3,ln-gf-mclk4 : Optional - input audio clocks from host system. - - ln-psia1-mclk, ln-psia2-mclk : Optional input audio clocks from - external connector. - - ln-spdif-mclk : Optional input audio clock from SPDIF. - - ln-spdif-clkout : Optional input audio clock from SPDIF. - - ln-adat-mclk : Optional input audio clock from ADAT. - - ln-pmic-32k : On board fixed clock. - - ln-clk-12m : On board fixed clock. - - ln-clk-11m : On board fixed clock. - - ln-clk-24m : On board fixed clock. - - ln-clk-22m : On board fixed clock. - - ln-clk-8m : On board fixed clock. - - ln-usb-clk-24m : On board fixed clock. - - ln-usb-clk-12m : On board fixed clock. - - - assigned-clocks : A list of Lochnagar clocks to be reparented, see - [2] for available clocks. - - assigned-clock-parents : Parents to be assigned to the clocks - listed in "assigned-clocks". - -Optional nodes: - - - fixed-clock nodes may be registered for the following on board clocks: - - ln-pmic-32k : 32768 Hz - - ln-clk-12m : 12288000 Hz - - ln-clk-11m : 11298600 Hz - - ln-clk-24m : 24576000 Hz - - ln-clk-22m : 22579200 Hz - - ln-clk-8m : 8192000 Hz - - ln-usb-clk-24m : 24576000 Hz - - ln-usb-clk-12m : 12288000 Hz - -Example: - -lochnagar { - lochnagar-clk { - compatible = "cirrus,lochnagar2-clk"; - - #clock-cells = <1>; - - clocks = <&clk-audio>, <&clk_pmic>; - clock-names = "ln-gf-mclk2", "ln-pmic-32k"; - - assigned-clocks = <&lochnagar-clk LOCHNAGAR_CDC_MCLK1>, - <&lochnagar-clk LOCHNAGAR_CDC_MCLK2>; - assigned-clock-parents = <&clk-audio>, - <&clk-pmic>; - }; - - clk-pmic: clk-pmic { - compatible = "fixed-clock"; - clock-cells = <0>; - clock-frequency = <32768>; - }; -}; diff --git a/Documentation/devicetree/bindings/clock/cirrus,lochnagar.yaml b/Documentation/devicetree/bindings/clock/cirrus,lochnagar.yaml new file mode 100644 index 000000000000..59de125647ec --- /dev/null +++ b/Documentation/devicetree/bindings/clock/cirrus,lochnagar.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/cirrus,lochnagar.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic Lochnagar Audio Development Board + +maintainers: + - patches@opensource.cirrus.com + +description: | + 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. + + This binding document describes the binding for the clock portion of the + driver. + + Also see these documents for generic binding information: + [1] Clock : ../clock/clock-bindings.txt + + And these for relevant defines: + [2] include/dt-bindings/clock/lochnagar.h + + This binding must be part of the Lochnagar MFD binding: + [3] ../mfd/cirrus,lochnagar.yaml + +properties: + compatible: + enum: + - cirrus,lochnagar1-clk + - cirrus,lochnagar2-clk + + '#clock-cells': + description: + The first cell indicates the clock number, see [2] for available + clocks and [1]. + const: 1 + + clock-names: + items: + enum: + - ln-cdc-clkout # Output clock from CODEC card. + - ln-dsp-clkout # Output clock from DSP card. + - ln-gf-mclk1 # Optional input clock from host system. + - ln-gf-mclk2 # Optional input clock from host system. + - ln-gf-mclk3 # Optional input clock from host system. + - ln-gf-mclk4 # Optional input clock from host system. + - ln-psia1-mclk # Optional input clock from external connector. + - ln-psia2-mclk # Optional input clock from external connector. + - ln-spdif-mclk # Optional input clock from SPDIF. + - ln-spdif-clkout # Optional input clock from SPDIF. + - ln-adat-mclk # Optional input clock from ADAT. + - ln-pmic-32k # On board fixed clock. + - ln-clk-12m # On board fixed clock. + - ln-clk-11m # On board fixed clock. + - ln-clk-24m # On board fixed clock. + - ln-clk-22m # On board fixed clock. + - ln-clk-8m # On board fixed clock. + - ln-usb-clk-24m # On board fixed clock. + - ln-usb-clk-12m # On board fixed clock. + minItems: 1 + maxItems: 19 + + clocks: true + assigned-clocks: true + assigned-clock-parents: true + +additionalProperties: false + +required: + - compatible + - '#clock-cells' |