42 lines
1.3 KiB
Diff
42 lines
1.3 KiB
Diff
From e51b773798ea1dece229b44854256ec38d35cc41 Mon Sep 17 00:00:00 2001
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From: Chen-Yu Tsai <wens@kernel.org>
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Date: Mon, 27 Oct 2025 20:56:47 +0800
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Subject: [PATCH] arm64: dts: allwinner: a523: Add device node for SPDIF block
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The A523 has a SPDIF interface that is capable of both playback and
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capture.
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Add a node for it.
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Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
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Link: https://patch.msgid.link/20251027125655.793277-7-wens@kernel.org
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Signed-off-by: Chen-Yu Tsai <wens@kernel.org>
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---
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arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi | 15 +++++++++++++++
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1 file changed, 15 insertions(+)
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--- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
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+++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi
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@@ -818,6 +818,21 @@
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#reset-cells = <1>;
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};
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+ spdif: spdif@7116000 {
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+ compatible = "allwinner,sun55i-a523-spdif";
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+ reg = <0x07116000 0x400>;
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+ interrupts = <GIC_SPI 196 IRQ_TYPE_LEVEL_HIGH>;
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+ clocks = <&mcu_ccu CLK_BUS_MCU_SPDIF>,
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+ <&mcu_ccu CLK_MCU_SPDIF_TX>,
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+ <&mcu_ccu CLK_MCU_SPDIF_RX>;
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+ clock-names = "apb", "tx", "rx";
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+ resets = <&mcu_ccu RST_BUS_MCU_SPDIF>;
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+ dmas = <&mcu_dma 2>, <&mcu_dma 2>;
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+ dma-names = "rx", "tx";
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+ #sound-dai-cells = <0>;
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+ status = "disabled";
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+ };
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+
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mcu_dma: dma-controller@7121000 {
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compatible = "allwinner,sun55i-a523-mcu-dma",
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"allwinner,sun50i-a100-dma";
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