[PATCH 5/6] arm64: dts: fsd: Add I2S DAI node for Tesla FSD

Padmanabhan Rajanbabu p.rajanbabu at samsung.com
Fri Oct 14 12:21:50 CEST 2022


Add device tree node for I2S0 and I2S1 CPU DAI instances for Tesla
FSD board

Signed-off-by: Padmanabhan Rajanbabu <p.rajanbabu at 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         | 38 ++++++++++++++++++++++
 3 files changed, 60 insertions(+)

diff --git a/arch/arm64/boot/dts/tesla/fsd-evb.dts b/arch/arm64/boot/dts/tesla/fsd-evb.dts
index 1db6ddf03f01..c0a4509499ab 100644
--- a/arch/arm64/boot/dts/tesla/fsd-evb.dts
+++ b/arch/arm64/boot/dts/tesla/fsd-evb.dts
@@ -41,3 +41,11 @@
 &ufs {
 	status = "okay";
 };
+
+&tdm_0 {
+	status = "okay";
+};
+
+&tdm_1 {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
index e3852c946352..ff6f5d4b16dd 100644
--- a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
@@ -339,6 +339,20 @@
 		samsung,pin-pud = <FSD_PIN_PULL_UP>;
 		samsung,pin-drv = <FSD_PIN_DRV_LV4>;
 	};
+
+	i2s0_bus: i2s0-bus {
+		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 {
+		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 {
diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index f35bc5a288c2..5decad45a1b6 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -32,6 +32,8 @@
 		spi0 = &spi_0;
 		spi1 = &spi_1;
 		spi2 = &spi_2;
+		tdm0 = &tdm_0;
+		tdm1 = &tdm_1;
 	};
 
 	cpus {
@@ -809,6 +811,42 @@
 			status = "disabled";
 		};
 
+		tdm_0: tdm at 140e0000 {
+			compatible = "samsung,exynos7-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>;
+			#sound-dai-cells = <1>;
+			clocks = <&clock_peric PERIC_HCLK_TDM0>,
+				 <&clock_peric PERIC_HCLK_TDM0>,
+				 <&clock_peric PERIC_PCLK_TDM0>;
+			clock-names = "i2s_opclk0", "i2s_opclk1", "iis";
+			pinctrl-names = "default";
+			pinctrl-0 = <&i2s0_bus>;
+			samsung,sec-dai-id = <0>;
+			status = "disabled";
+		};
+
+		tdm_1: tdm at 140f0000 {
+			compatible = "samsung,exynos7-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>;
+			#sound-dai-cells = <1>;
+			clocks = <&clock_peric PERIC_HCLK_TDM1>,
+				 <&clock_peric PERIC_HCLK_TDM1>,
+				 <&clock_peric PERIC_PCLK_TDM1>;
+			clock-names = "i2s_opclk0", "i2s_opclk1", "iis";
+			pinctrl-names = "default";
+			pinctrl-0 = <&i2s1_bus>;
+			samsung,sec-dai-id = <1>;
+			status = "disabled";
+		};
+
 		timer at 10040000 {
 			compatible = "tesla,fsd-mct", "samsung,exynos4210-mct";
 			reg = <0x0 0x10040000 0x0 0x800>;
-- 
2.17.1



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