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Message-Id: <20230103045613.100309-4-p.rajanbabu@samsung.com>
Date: Tue, 3 Jan 2023 10:26:11 +0530
From: Padmanabhan Rajanbabu <p.rajanbabu@...sung.com>
To: lgirdwood@...il.com, broonie@...nel.org, robh+dt@...nel.org,
krzysztof.kozlowski+dt@...aro.org, s.nawrocki@...sung.com,
perex@...ex.cz, tiwai@...e.com, pankaj.dubey@...sung.com,
alim.akhtar@...sung.com, rcsekar@...sung.com,
aswani.reddy@...sung.com
Cc: alsa-devel@...a-project.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
Padmanabhan Rajanbabu <p.rajanbabu@...sung.com>
Subject: [PATCH v2 3/5] arm64: dts: fsd: Add I2S DAI node for Tesla FSD
Add device tree node for I2S0 and I2S1 CPU DAI instances for Tesla
FSD platform.
FSD SoC has 2 I2S instances driving stereo channel audio playback
and capture with external DMA support.
Signed-off-by: Padmanabhan Rajanbabu <p.rajanbabu@...sung.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(+)
diff --git a/arch/arm64/boot/dts/tesla/fsd-evb.dts b/arch/arm64/boot/dts/tesla/fsd-evb.dts
index 1db6ddf03f01..cf5f2ce4d2a7 100644
--- a/arch/arm64/boot/dts/tesla/fsd-evb.dts
+++ b/arch/arm64/boot/dts/tesla/fsd-evb.dts
@@ -38,6 +38,14 @@
status = "okay";
};
+&i2s_0 {
+ status = "okay";
+};
+
+&i2s_1 {
+ status = "okay";
+};
+
&ufs {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
index e3852c946352..6b51e31afcff 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-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 {
diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index f35bc5a288c2..3e7265a41e37 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -738,6 +738,40 @@
status = "disabled";
};
+ i2s_0: i2s@...e0000 {
+ 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@...f0000 {
+ 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@...f0000 {
compatible = "tesla,fsd-pinctrl";
reg = <0x0 0x114f0000 0x0 0x1000>;
--
2.17.1
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