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[84.72.105.84]) by smtp.gmail.com with ESMTPSA id v14-20020a056402348e00b0042dc25fdf5bsm874261edc.29.2022.06.10.23.53.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Jun 2022 23:53:25 -0700 (PDT) From: Nicolas Frattaroli To: Rob Herring , Krzysztof Kozlowski , Heiko Stuebner Cc: Nicolas Frattaroli , Michael Riesch , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 1/2] arm64: dts: rockchip: rk356x: Add HDMI audio nodes Date: Sat, 11 Jun 2022 08:52:59 +0200 Message-Id: <20220611065300.885212-2-frattaroli.nicolas@gmail.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220611065300.885212-1-frattaroli.nicolas@gmail.com> References: <20220611065300.885212-1-frattaroli.nicolas@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This adds the i2s0 node and an hdmi-sound sound device to the rk356x device tree. On the rk356[68], the i2s0 controller is connected to HDMI audio. Tested-by: Michael Riesch Signed-off-by: Nicolas Frattaroli --- arch/arm64/boot/dts/rockchip/rk356x.dtsi | 33 ++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi index cc1c5a65c5e5..319981c3e9f7 100644 --- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi @@ -183,6 +183,22 @@ opp-800000000 { }; }; + hdmi_sound: hdmi-sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "HDMI"; + simple-audio-card,format = "i2s"; + simple-audio-card,mclk-fs = <256>; + status = "disabled"; + + simple-audio-card,codec { + sound-dai = <&hdmi>; + }; + + simple-audio-card,cpu { + sound-dai = <&i2s0_8ch>; + }; + }; + pmu { compatible = "arm,cortex-a55-pmu"; interrupts = , @@ -951,6 +967,23 @@ spdif: spdif@fe460000 { status = "disabled"; }; + i2s0_8ch: i2s@fe400000 { + compatible = "rockchip,rk3568-i2s-tdm"; + reg = <0x0 0xfe400000 0x0 0x1000>; + interrupts = ; + assigned-clocks = <&cru CLK_I2S0_8CH_TX_SRC>, <&cru CLK_I2S0_8CH_RX_SRC>; + assigned-clock-rates = <1188000000>, <1188000000>; + clocks = <&cru MCLK_I2S0_8CH_TX>, <&cru MCLK_I2S0_8CH_RX>, <&cru HCLK_I2S0_8CH>; + clock-names = "mclk_tx", "mclk_rx", "hclk"; + dmas = <&dmac1 0>; + dma-names = "tx"; + resets = <&cru SRST_M_I2S0_8CH_TX>, <&cru SRST_M_I2S0_8CH_RX>; + reset-names = "tx-m", "rx-m"; + rockchip,grf = <&grf>; + #sound-dai-cells = <0>; + status = "disabled"; + }; + i2s1_8ch: i2s@fe410000 { compatible = "rockchip,rk3568-i2s-tdm"; reg = <0x0 0xfe410000 0x0 0x1000>; -- 2.36.1