[PATCH 04/10] arm64: dts: imx8x: add cm41 subsystem dtsi

From: Frank Li
Date: Mon Apr 15 2024 - 15:53:22 EST


Add cm41 subsystem dtsi for iMX8X chips.

Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8-ss-cm41.dtsi | 68 +++++++++++++++++++++++++
arch/arm64/boot/dts/freescale/imx8qm.dtsi | 1 +
2 files changed, 69 insertions(+)

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@xxxxxxx>
+ */
+
+#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 da49d4bad32ee..96a940c6046d8 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
@@ -546,6 +546,7 @@ clk_hdmi_rx_mclk: clock-hdmi-rx-mclk {
};

/* sorted in register address */
+ #include "imx8-ss-cm41.dtsi"
#include "imx8-ss-audio.dtsi"
#include "imx8-ss-vpu.dtsi"
#include "imx8-ss-img.dtsi"

--
2.34.1