Lines Matching +full:i2s +full:- +full:rx

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/st,stm32-i2s.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectronics STM32 SPI/I2S Controller
10   - Olivier Moysan <olivier.moysan@foss.st.com>
13   The SPI/I2S block supports I2S/PCM protocols when configured on I2S mode.
14   Only some SPI instances support I2S.
17   - $ref: dai-common.yaml#
22       - st,stm32h7-i2s
24   "#sound-dai-cells":
32       - description: clock feeding the peripheral bus interface.
33       - description: clock feeding the internal clock generator.
34       - description: I2S parent clock for sampling rates multiple of 8kHz.
35       - description: I2S parent clock for sampling rates multiple of 11.025kHz.
37   clock-names:
39       - const: pclk
40       - const: i2sclk
41       - const: x8k
42       - const: x11k
49       - description: audio capture DMA.
50       - description: audio playback DMA.
52   dma-names:
54       - const: rx
55       - const: tx
60   "#clock-cells":
61     description: Configure the I2S device as MCLK clock provider.
65     $ref: audio-graph-port.yaml#
68   access-controllers:
73   - compatible
74   - "#sound-dai-cells"
75   - reg
76   - clocks
77   - clock-names
78   - interrupts
79   - dmas
80   - dma-names
85   - |
86     #include <dt-bindings/interrupt-controller/arm-gic.h>
87     #include <dt-bindings/clock/stm32mp1-clks.h>
88     i2s2: audio-controller@4000b000 {
89         compatible = "st,stm32h7-i2s";
90         #sound-dai-cells = <0>;
93         clock-names = "pclk", "i2sclk", "x8k", "x11k";
97         dma-names = "rx", "tx";
98         pinctrl-names = "default";
99         pinctrl-0 = <&i2s2_pins_a>;
101         /* assume audio-graph */
104                 remote-endpoint = <&codec_endpoint>;