From: Frank Li <Frank.Li@nxp.com>
Date: Thu, 25 Apr 2024 20:24:40 +0000 (-0400)
Subject: arm64: dts: imx8x: add cm41 subsystem dtsi
X-Git-Tag: v6.11-rc1~188^2~16^2~76
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e3f79bdb53257977f97208413911df7113291179;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: imx8x: add cm41 subsystem dtsi

Add cm41 subsystem dtsi for iMX8X chips.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-cm41.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-cm41.dtsi
new file mode 100644
index 0000000000000..d715f2a6b0378
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8-ss-cm41.dtsi
@@ -0,0 +1,68 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ *	Dong Aisheng <aisheng.dong@nxp.com>
+ */
+
+#include <dt-bindings/firmware/imx/rsrc.h>
+#include <dt-bindings/clock/imx8-lpcg.h>
+
+cm41_ipg_clk: clock-cm41-ipg {
+	compatible = "fixed-clock";
+	#clock-cells = <0>;
+	clock-frequency = <132000000>;
+	clock-output-names = "cm41_ipg_clk";
+};
+
+cm41_subsys: bus@38000000 {
+	compatible = "simple-bus";
+	#address-cells = <1>;
+	#size-cells = <1>;
+	ranges = <0x38000000 0x0 0x38000000 0x4000000>;
+	interrupt-parent = <&cm41_intmux>;
+
+	cm41_i2c: i2c@3b230000 {
+		compatible = "fsl,imx8qxp-lpi2c", "fsl,imx7ulp-lpi2c";
+		reg = <0x3b230000 0x1000>;
+		interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cm41_i2c_lpcg IMX_LPCG_CLK_0>,
+			 <&cm41_i2c_lpcg IMX_LPCG_CLK_4>;
+		clock-names = "per", "ipg";
+		assigned-clocks = <&clk IMX_SC_R_M4_1_I2C IMX_SC_PM_CLK_PER>;
+		assigned-clock-rates = <24000000>;
+		power-domains = <&pd IMX_SC_R_M4_1_I2C>;
+		status = "disabled";
+	};
+
+	cm41_intmux: intmux@3b400000 {
+		compatible = "fsl,imx-intmux";
+		reg = <0x3b400000 0x1000>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		clocks = <&cm41_ipg_clk>;
+		clock-names = "ipg";
+		power-domains = <&pd IMX_SC_R_M4_1_INTMUX>;
+		status = "disabled";
+	};
+
+	cm41_i2c_lpcg: clock-controller@3b630000 {
+		compatible = "fsl,imx8qxp-lpcg";
+		reg = <0x3b630000 0x1000>;
+		#clock-cells = <1>;
+		clocks = <&clk IMX_SC_R_M4_1_I2C IMX_SC_PM_CLK_PER>,
+			 <&cm41_ipg_clk>;
+		clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+		clock-output-names = "cm41_lpcg_i2c_clk",
+				     "cm41_lpcg_i2c_ipg_clk";
+		power-domains = <&pd IMX_SC_R_M4_1_I2C>;
+	};
+};
diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
index 6092d70b10b97..8e94ffe1acb57 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
@@ -546,6 +546,7 @@
 	};
 
 	/* sorted in register address */
+	#include "imx8-ss-cm41.dtsi"
 	#include "imx8-ss-audio.dtsi"
 	#include "imx8-ss-vpu.dtsi"
 	#include "imx8-ss-img.dtsi"