arm64: dts: imx8qm: add lvds subsystem

Add irqsteer, pwm and i2c in lvds subsystem.

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/imx8qm-ss-lvds.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-lvds.dtsi
new file mode 100644 (file)
index 0000000..0514d8b
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-lvds.dtsi
@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+/*
+ * Copyright 2024 NXP
+ */
+
+&qm_lvds0_lis_lpcg {
+       clocks = <&lvds_ipg_clk>;
+       clock-indices = <IMX_LPCG_CLK_4>;
+};
+
+&qm_lvds0_pwm_lpcg {
+       clocks = <&clk IMX_SC_R_LVDS_0_PWM_0 IMX_SC_PM_CLK_PER>,
+                <&lvds_ipg_clk>;
+       clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+};
+
+&qm_lvds0_i2c0_lpcg {
+       clocks = <&clk IMX_SC_R_LVDS_0_I2C_0 IMX_SC_PM_CLK_PER>,
+                <&lvds_ipg_clk>;
+       clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+};
+
+&qm_pwm_lvds0 {
+       clocks = <&qm_lvds0_pwm_lpcg IMX_LPCG_CLK_4>,
+                <&qm_lvds0_pwm_lpcg IMX_LPCG_CLK_0>;
+};
+
+&qm_i2c0_lvds0 {
+       clocks = <&qm_lvds0_i2c0_lpcg IMX_LPCG_CLK_0>,
+                <&qm_lvds0_i2c0_lpcg IMX_LPCG_CLK_4>;
+};
+
+&lvds0_subsys {
+       interrupt-parent = <&irqsteer_lvds0>;
+
+       irqsteer_lvds0: interrupt-controller@56240000 {
+               compatible = "fsl,imx8qm-irqsteer", "fsl,imx-irqsteer";
+               reg = <0x56240000 0x1000>;
+               interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
+               interrupt-controller;
+               interrupt-parent = <&gic>;
+               #interrupt-cells = <1>;
+               clocks = <&qm_lvds0_lis_lpcg IMX_LPCG_CLK_4>;
+               clock-names = "ipg";
+               power-domains = <&pd IMX_SC_R_LVDS_0>;
+
+               fsl,channel = <0>;
+               fsl,num-irqs = <32>;
+       };
+
+       lvds0_i2c1_lpcg: clock-controller@56243014 {
+               compatible = "fsl,imx8qxp-lpcg";
+               reg = <0x56243014 0x4>;
+               #clock-cells = <1>;
+               clocks = <&clk IMX_SC_R_LVDS_0_I2C_0 IMX_SC_PM_CLK_PER>,
+                        <&lvds_ipg_clk>;
+               clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_4>;
+               clock-output-names = "lvds0_i2c1_lpcg_clk",
+                                    "lvds0_i2c1_lpcg_ipg_clk";
+               power-domains = <&pd IMX_SC_R_LVDS_0_I2C_0>;
+       };
+
+       i2c1_lvds0: i2c@56247000 {
+               compatible = "fsl,imx8qm-lpi2c", "fsl,imx7ulp-lpi2c";
+               reg = <0x56247000 0x1000>;
+               interrupts = <9>;
+               clocks = <&lvds0_i2c1_lpcg IMX_LPCG_CLK_0>,
+                        <&lvds0_i2c1_lpcg IMX_LPCG_CLK_4>;
+               clock-names = "per", "ipg";
+               assigned-clocks = <&clk IMX_SC_R_LVDS_0_I2C_0 IMX_SC_PM_CLK_PER>;
+               assigned-clock-rates = <24000000>;
+               power-domains = <&pd IMX_SC_R_LVDS_0_I2C_0>;
+               status = "disabled";
+       };
+};

diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
index 61986e0639e531f372505645a887df9d916f7bd7..1e8511e8d85772fae13c9f911d5266cf6409c4c4 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
@@ -560,11 +560,20 @@
                clock-output-names = "spdif1_rx";
        };
 
+       lvds_ipg_clk: clock-controller-lvds-ipg {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <24000000>;
+               clock-output-names = "lvds0_ipg_clk";
+       };
+
        /* sorted in register address */
        #include "imx8-ss-cm41.dtsi"
        #include "imx8-ss-audio.dtsi"
        #include "imx8-ss-vpu.dtsi"
        #include "imx8-ss-gpu0.dtsi"
+       #include "imx8-ss-lvds0.dtsi"
+       #include "imx8-ss-lvds1.dtsi"
        #include "imx8-ss-img.dtsi"
        #include "imx8-ss-dma.dtsi"
        #include "imx8-ss-conn.dtsi"
@@ -576,3 +585,4 @@
 #include "imx8qm-ss-conn.dtsi"
 #include "imx8qm-ss-lsio.dtsi"
 #include "imx8qm-ss-audio.dtsi"
+#include "imx8qm-ss-lvds.dtsi"