RE: [PATCH v3 21/25] arm64: dts: renesas: r9a08g045: Add SSI nodes

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Hi Claudiu,

> -----Original Message-----
> From: Claudiu <claudiu.beznea@xxxxxxxxx>
> Sent: 13 November 2024 13:36
> Subject: [PATCH v3 21/25] arm64: dts: renesas: r9a08g045: Add SSI nodes
> 
> From: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
> 
> Add DT nodes for the SSI IPs available on the Renesas RZ/G3S SoC. Along with it external audio clocks
> were added. Board device tree could use it and update the frequencies.
> 
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>


Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>

Cheers,
Biju
> ---
> 
> Changes in v3:
> - none
> 
> Changes in v2:
> - none
> 
>  arch/arm64/boot/dts/renesas/r9a08g045.dtsi | 96 ++++++++++++++++++++++
>  1 file changed, 96 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
> index be8a0a768c65..24c6388cd0d5 100644
> --- a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi
> @@ -14,6 +14,22 @@ / {
>  	#address-cells = <2>;
>  	#size-cells = <2>;
> 
> +	audio_clk1: audio-clk1 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		/* This value must be overridden by boards that provide it. */
> +		clock-frequency = <0>;
> +		status = "disabled";
> +	};
> +
> +	audio_clk2: audio-clk2 {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		/* This value must be overridden by boards that provide it. */
> +		clock-frequency = <0>;
> +		status = "disabled";
> +	};
> +
>  	cpus {
>  		#address-cells = <1>;
>  		#size-cells = <0>;
> @@ -187,6 +203,86 @@ i2c3: i2c@10090c00 {
>  			status = "disabled";
>  		};
> 
> +		ssi0: ssi@100a8000 {
> +			compatible = "renesas,r9a08g045-ssi",
> +				     "renesas,rz-ssi";
> +			reg = <0 0x100a8000 0 0x400>;
> +			interrupts = <GIC_SPI 240 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 241 IRQ_TYPE_EDGE_RISING>,
> +				     <GIC_SPI 242 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "int_req", "dma_rx", "dma_tx";
> +			clocks = <&cpg CPG_MOD R9A08G045_SSI0_PCLK2>,
> +				 <&cpg CPG_MOD R9A08G045_SSI0_PCLK_SFR>,
> +				 <&audio_clk1>, <&audio_clk2>;
> +			clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
> +			resets = <&cpg R9A08G045_SSI0_RST_M2_REG>;
> +			dmas = <&dmac 0x2665>, <&dmac 0x2666>;
> +			dma-names = "tx", "rx";
> +			power-domains = <&cpg>;
> +			#sound-dai-cells = <0>;
> +			status = "disabled";
> +		};
> +
> +		ssi1: ssi@100a8400 {
> +			compatible = "renesas,r9a08g045-ssi",
> +				     "renesas,rz-ssi";
> +			reg = <0 0x100a8400 0 0x400>;
> +			interrupts = <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 244 IRQ_TYPE_EDGE_RISING>,
> +				     <GIC_SPI 245 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "int_req", "dma_rx", "dma_tx";
> +			clocks = <&cpg CPG_MOD R9A08G045_SSI1_PCLK2>,
> +				 <&cpg CPG_MOD R9A08G045_SSI1_PCLK_SFR>,
> +				 <&audio_clk1>, <&audio_clk2>;
> +			clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
> +			resets = <&cpg R9A08G045_SSI1_RST_M2_REG>;
> +			dmas = <&dmac 0x2669>, <&dmac 0x266a>;
> +			dma-names = "tx", "rx";
> +			power-domains = <&cpg>;
> +			#sound-dai-cells = <0>;
> +			status = "disabled";
> +		};
> +
> +		ssi2: ssi@100a8800 {
> +			compatible = "renesas,r9a08g045-ssi",
> +				     "renesas,rz-ssi";
> +			reg = <0 0x100a8800 0 0x400>;
> +			interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 247 IRQ_TYPE_EDGE_RISING>,
> +				     <GIC_SPI 248 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "int_req", "dma_rx", "dma_tx";
> +			clocks = <&cpg CPG_MOD R9A08G045_SSI2_PCLK2>,
> +				 <&cpg CPG_MOD R9A08G045_SSI2_PCLK_SFR>,
> +				 <&audio_clk1>, <&audio_clk2>;
> +			clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
> +			resets = <&cpg R9A08G045_SSI2_RST_M2_REG>;
> +			dmas = <&dmac 0x266d>, <&dmac 0x266e>;
> +			dma-names = "tx", "rx";
> +			power-domains = <&cpg>;
> +			#sound-dai-cells = <0>;
> +			status = "disabled";
> +		};
> +
> +		ssi3: ssi@100a8c00 {
> +			compatible = "renesas,r9a08g045-ssi",
> +				     "renesas,rz-ssi";
> +			reg = <0 0x100a8c00 0 0x400>;
> +			interrupts = <GIC_SPI 249 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 250 IRQ_TYPE_EDGE_RISING>,
> +				     <GIC_SPI 251 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "int_req", "dma_rx", "dma_tx";
> +			clocks = <&cpg CPG_MOD R9A08G045_SSI3_PCLK2>,
> +				 <&cpg CPG_MOD R9A08G045_SSI3_PCLK_SFR>,
> +				 <&audio_clk1>, <&audio_clk2>;
> +			clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
> +			resets = <&cpg R9A08G045_SSI3_RST_M2_REG>;
> +			dmas = <&dmac 0x2671>, <&dmac 0x2672>;
> +			dma-names = "tx", "rx";
> +			power-domains = <&cpg>;
> +			#sound-dai-cells = <0>;
> +			status = "disabled";
> +		};
> +
>  		cpg: clock-controller@11010000 {
>  			compatible = "renesas,r9a08g045-cpg";
>  			reg = <0 0x11010000 0 0x10000>;
> --
> 2.39.2






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