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Signed-off-by: Dong Aisheng Signed-off-by: Frank Li Reviewed-by: Alexander Stein --- arch/arm64/boot/dts/freescale/imx8-ss-cm40.dtsi | 67 +++++++++++++++++++++++++ arch/arm64/boot/dts/freescale/imx8dxl.dtsi | 2 + arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 1 + 3 files changed, 70 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-cm40.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-cm40.dtsi new file mode 100644 index 0000000000000..68043ab74e765 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8-ss-cm40.dtsi @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2019 NXP + * Dong Aisheng + */ + +#include + +cm40_ipg_clk: clock-cm40-ipg { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <132000000>; + clock-output-names = "cm40_ipg_clk"; +}; + +cm40_subsys: bus@34000000 { + compatible = "simple-bus"; + interrupt-parent = <&cm40_intmux>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x34000000 0x0 0x34000000 0x4000000>; + + cm40_i2c: i2c@37230000 { + compatible = "fsl,imx8qxp-lpi2c", "fsl,imx7ulp-lpi2c"; + reg = <0x37230000 0x1000>; + interrupts = <9 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cm40_i2c_lpcg 0>, + <&cm40_i2c_lpcg 1>; + clock-names = "per", "ipg"; + assigned-clocks = <&clk IMX_SC_R_M4_0_I2C IMX_SC_PM_CLK_PER>; + assigned-clock-rates = <24000000>; + power-domains = <&pd IMX_SC_R_M4_0_I2C>; + status = "disabled"; + }; + + cm40_intmux: intmux@37400000 { + compatible = "fsl,imx-intmux"; + reg = <0x37400000 0x1000>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-controller; + interrupt-parent = <&gic>; + #interrupt-cells = <2>; + clocks = <&cm40_ipg_clk>; + clock-names = "ipg"; + power-domains = <&pd IMX_SC_R_M4_0_INTMUX>; + status = "disabled"; + }; + + cm40_i2c_lpcg: clock-controller@37630000 { + compatible = "fsl,imx8qxp-lpcg"; + reg = <0x37630000 0x1000>; + #clock-cells = <1>; + clocks = <&clk IMX_SC_R_M4_0_I2C IMX_SC_PM_CLK_PER>, + <&cm40_ipg_clk>; + clock-indices = , ; + clock-output-names = "cm40_lpcg_i2c_clk", + "cm40_lpcg_i2c_ipg_clk"; + power-domains = <&pd IMX_SC_R_M4_0_I2C>; + }; +}; diff --git a/arch/arm64/boot/dts/freescale/imx8dxl.dtsi b/arch/arm64/boot/dts/freescale/imx8dxl.dtsi index a0674c5c55766..9d49c75a26222 100644 --- a/arch/arm64/boot/dts/freescale/imx8dxl.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8dxl.dtsi @@ -5,6 +5,7 @@ #include #include +#include #include #include #include @@ -231,6 +232,7 @@ xtal24m: clock-xtal24m { }; /* sorted in register address */ + #include "imx8-ss-cm40.dtsi" #include "imx8-ss-adma.dtsi" #include "imx8-ss-conn.dtsi" #include "imx8-ss-ddr.dtsi" diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi index 10e16d84c0c3b..0313f295de2e9 100644 --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi @@ -317,6 +317,7 @@ map0 { /* sorted in register address */ #include "imx8-ss-img.dtsi" #include "imx8-ss-vpu.dtsi" + #include "imx8-ss-cm40.dtsi" #include "imx8-ss-gpu0.dtsi" #include "imx8-ss-adma.dtsi" #include "imx8-ss-conn.dtsi"