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.
Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
---
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>;
--
2.39.2
