@@ -38,6 +38,14 @@
status = "okay";
};
+&i2s_0 {
+ status = "okay";
+};
+
+&i2s_1 {
+ status = "okay";
+};
+
&ufs {
status = "okay";
};
@@ -339,6 +339,20 @@
samsung,pin-pud = <FSD_PIN_PULL_UP>;
samsung,pin-drv = <FSD_PIN_DRV_LV4>;
};
+
+ i2s0_bus: i2s0-bus-pins {
+ samsung,pins = "gpd1-0", "gpd1-1", "gpd1-2", "gpd1-3", "gpd1-4";
+ samsung,pin-function = <FSD_PIN_FUNC_2>;
+ samsung,pin-pud = <FSD_PIN_PULL_DOWN>;
+ samsung,pin-drv = <FSD_PIN_DRV_LV4>;
+ };
+
+ i2s1_bus: i2s1-bus-pins {
+ samsung,pins = "gpd2-0", "gpd2-1", "gpd2-2", "gpd2-3", "gpd2-4";
+ samsung,pin-function = <FSD_PIN_FUNC_2>;
+ samsung,pin-pud = <FSD_PIN_PULL_DOWN>;
+ samsung,pin-drv = <FSD_PIN_DRV_LV4>;
+ };
};
&pinctrl_pmu {
@@ -738,6 +738,40 @@
status = "disabled";
};
+ i2s_0: i2s@140e0000 {
+ compatible = "tesla,fsd-i2s";
+ reg = <0x0 0x140e0000 0x0 0x100>;
+ interrupts = <GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&pdma1 14>, <&pdma1 13>, <&pdma1 12>;
+ dma-names = "tx", "rx", "tx-sec";
+ #clock-cells = <1>;
+ clocks = <&clock_peric PERIC_PCLK_TDM0>,
+ <&clock_peric PERIC_HCLK_TDM0>,
+ <&clock_peric PERIC_HCLK_TDM0>;
+ clock-names = "iis", "i2s_opclk0", "i2s_opclk1";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2s0_bus>;
+ #sound-dai-cells = <1>;
+ status = "disabled";
+ };
+
+ i2s_1: i2s@140f0000 {
+ compatible = "tesla,fsd-i2s";
+ reg = <0x0 0x140f0000 0x0 0x100>;
+ interrupts = <GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&pdma1 17>, <&pdma1 16>, <&pdma1 15>;
+ dma-names = "tx", "rx", "tx-sec";
+ #clock-cells = <1>;
+ clocks = <&clock_peric PERIC_PCLK_TDM1>,
+ <&clock_peric PERIC_HCLK_TDM1>,
+ <&clock_peric PERIC_HCLK_TDM1>;
+ clock-names = "iis", "i2s_opclk0", "i2s_opclk1";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2s1_bus>;
+ #sound-dai-cells = <1>;
+ status = "disabled";
+ };
+
pinctrl_pmu: pinctrl@114f0000 {
compatible = "tesla,fsd-pinctrl";
reg = <0x0 0x114f0000 0x0 0x1000>;
Add device tree node for I2S0 and I2S1 CPU DAI instances for Tesla FSD platform. FSD SoC has 2 I2S instances driving stereo channel I2S audio playback and capture with external DMA support. Signed-off-by: Padmanabhan Rajanbabu <p.rajanbabu@samsung.com> --- arch/arm64/boot/dts/tesla/fsd-evb.dts | 8 +++++ arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 14 +++++++++ arch/arm64/boot/dts/tesla/fsd.dtsi | 34 ++++++++++++++++++++++ 3 files changed, 56 insertions(+)