From: Claudiu Beznea claudiu.beznea.uj@bp.renesas.com
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.
Reviewed-by: Biju Das biju.das.jz@bp.renesas.com Signed-off-by: Claudiu Beznea claudiu.beznea.uj@bp.renesas.com ---
Changes in v4: - s/audio-clk1/audio1-clk - s/audio-clk2/audio2-clk - dropped status for the audio clock nodes - collected tags
Changes in v3: - none
Changes in v2: - none
arch/arm64/boot/dts/renesas/r9a08g045.dtsi | 94 ++++++++++++++++++++++ 1 file changed, 94 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi index be8a0a768c65..0e06a4b96c64 100644 --- a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi @@ -14,6 +14,20 @@ / { #address-cells = <2>; #size-cells = <2>;
+ audio_clk1: audio1-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by boards that provide it. */ + clock-frequency = <0>; + }; + + audio_clk2: audio2-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by boards that provide it. */ + clock-frequency = <0>; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -187,6 +201,86 @@ 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>;