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authorBiju Das <biju.das.jz@bp.renesas.com>2021-07-19 16:40:33 +0300
committerMark Brown <broonie@kernel.org>2021-07-30 18:04:33 +0300
commit2b761f476f3a6e0a212c8c88e7855f66edb177e0 (patch)
tree414cecbc08b4a810c70f5f82b3551c2211d37188 /Documentation/devicetree/bindings/sound
parentff6c95d251617f5b2eb1e7ea1d32d51a162e6a01 (diff)
downloadlinux-2b761f476f3a6e0a212c8c88e7855f66edb177e0.tar.xz
ASoC: dt-bindings: Document RZ/G2L bindings
Document RZ/G2L ASoC serial sound interface bindings. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20210719134040.7964-2-biju.das.jz@bp.renesas.com Signed-off-by: Mark Brown <broonie@kernel.org>
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/renesas,rz-ssi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas RZ/G2L ASoC Sound Serial Interface (SSIF-2)
+
+maintainers:
+ - Biju Das <biju.das.jz@bp.renesas.com>
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - renesas,r9a07g044-ssi # RZ/G2{L,LC}
+ - const: renesas,rz-ssi
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 4
+
+ interrupt-names:
+ items:
+ - const: int_req
+ - const: dma_rx
+ - const: dma_tx
+ - const: dma_rt
+
+ clocks:
+ maxItems: 4
+
+ clock-names:
+ items:
+ - const: ssi
+ - const: ssi_sfr
+ - const: audio_clk1
+ - const: audio_clk2
+
+ power-domains:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ '#sound-dai-cells':
+ const: 0
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-names
+ - clocks
+ - clock-names
+ - resets
+ - '#sound-dai-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/r9a07g044-cpg.h>
+
+ ssi0: ssi@10049c00 {
+ compatible = "renesas,r9a07g044-ssi",
+ "renesas,rz-ssi";
+ reg = <0x10049c00 0x400>;
+ interrupts = <GIC_SPI 326 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 327 IRQ_TYPE_EDGE_RISING>,
+ <GIC_SPI 328 IRQ_TYPE_EDGE_RISING>,
+ <GIC_SPI 329 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "int_req", "dma_rx", "dma_tx", "dma_rt";
+ clocks = <&cpg CPG_MOD R9A07G044_SSI0_PCLK2>,
+ <&cpg CPG_MOD R9A07G044_SSI0_PCLK_SFR>,
+ <&audio_clk1>,
+ <&audio_clk2>;
+ clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
+ power-domains = <&cpg>;
+ resets = <&cpg R9A07G044_SSI0_RST_M2_REG>;
+ #sound-dai-cells = <0>;
+ };