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Diffstat (limited to 'Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml new file mode 100644 index 000000000..2659854ea --- /dev/null +++ b/Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml @@ -0,0 +1,78 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/samsung,s5pv210-audss-clock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5Pv210 SoC Audio SubSystem clock controller + +maintainers: + - Chanwoo Choi <cw00.choi@samsung.com> + - Krzysztof Kozlowski <krzk@kernel.org> + - Sylwester Nawrocki <s.nawrocki@samsung.com> + - Tomasz Figa <tomasz.figa@gmail.com> + +description: | + All available clocks are defined as preprocessor macros in + include/dt-bindings/clock/s5pv210-audss.h header. + +properties: + compatible: + const: samsung,s5pv210-audss-clock + + clocks: + minItems: 4 + items: + - description: + AHB bus clock of the Audio Subsystem. + - description: + Optional fixed rate PLL reference clock, parent of mout_audss. If not + specified (i.e. xusbxti is used for PLL reference), it is fixed to a + clock named "xxti". + - description: + Input PLL to the AudioSS block, parent of mout_audss. + - description: + Audio bus clock, parent of mout_i2s. + - description: + Optional external i2s clock, parent of mout_i2s. If not specified, it + is fixed to a clock named "iiscdclk0". + + clock-names: + minItems: 4 + items: + - const: hclk + - const: xxti + - const: fout_epll + - const: sclk_audio0 + - const: iiscdclk0 + + "#clock-cells": + const: 1 + + power-domains: + maxItems: 1 + + reg: + maxItems: 1 + +required: + - compatible + - clocks + - clock-names + - "#clock-cells" + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/s5pv210.h> + + clock-controller@c0900000 { + compatible = "samsung,s5pv210-audss-clock"; + reg = <0xc0900000 0x1000>; + #clock-cells = <1>; + clock-names = "hclk", "xxti", "fout_epll", "sclk_audio0"; + clocks = <&clocks DOUT_HCLKP>, <&xxti>, <&clocks FOUT_EPLL>, + <&clocks SCLK_AUDIO0>; + }; |