diff mbox series

[6/7] arm64: dts: Add ipq9574 SoC and AL02 board support

Message ID 20230110121316.24892-7-quic_devipriy@quicinc.com
State New
Headers show
Series Add minimal boot support for IPQ9574 | expand

Commit Message

Devi Priya Jan. 10, 2023, 12:13 p.m. UTC
From: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>

Add initial device tree support for Qualcomm IPQ9574 SoC
and AL02 board

Co-developed-by: Anusha Rao <quic_anusha@quicinc.com>
Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
Co-developed-by: devi priya <quic_devipriy@quicinc.com>
Signed-off-by: devi priya <quic_devipriy@quicinc.com>
Signed-off-by: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>
---
 arch/arm64/boot/dts/qcom/Makefile            |   1 +
 arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts |  69 ++++
 arch/arm64/boot/dts/qcom/ipq9574.dtsi        | 318 +++++++++++++++++++
 3 files changed, 388 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
 create mode 100644 arch/arm64/boot/dts/qcom/ipq9574.dtsi

Comments

Kathiravan Thirumoorthy Jan. 11, 2023, 2:52 p.m. UTC | #1
On 1/11/2023 3:14 PM, Krzysztof Kozlowski wrote:
> On 10/01/2023 13:13, devi priya wrote:
>> From: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>
>>
>> Add initial device tree support for Qualcomm IPQ9574 SoC
>> and AL02 board
>>
>> Co-developed-by: Anusha Rao <quic_anusha@quicinc.com>
>> Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
>> Co-developed-by: devi priya <quic_devipriy@quicinc.com>
>> Signed-off-by: devi priya <quic_devipriy@quicinc.com>
>> Signed-off-by: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/Makefile            |   1 +
>>   arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts |  69 ++++
>>   arch/arm64/boot/dts/qcom/ipq9574.dtsi        | 318 +++++++++++++++++++
>>   3 files changed, 388 insertions(+)
>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>> index 3e79496292e7..872c62028a0b 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= ipq6018-cp01-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk01.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk10-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk10-c2.dtb
>> +dtb-$(CONFIG_ARCH_QCOM)	+= ipq9574-al02-c7.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-alcatel-idol347.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-asus-z00l.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-huawei-g7.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>> new file mode 100644
>> index 000000000000..ae3c32f3e16a
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>> @@ -0,0 +1,69 @@
>> +// SPDX-License-Identifier: GPL-2.0-only
> Not dual licensed? Not BSD?
>
>> +/*
>> + * IPQ9574 AL02-C7 board device tree source
>> + *
>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>> + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "ipq9574.dtsi"
>> +
>> +/ {
>> +	model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C7";
>> +	compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574";
>> +	interrupt-parent = <&intc>;
Can this be droppeed? since it is already part of DTSI.
>> +
>> +	aliases {
>> +		serial0 = &blsp1_uart2;
>> +	};
>> +
>> +	chosen {
>> +		stdout-path = "serial0:115200n8";
>> +	};
>> +};
>> +
>> +&blsp1_uart2 {
>> +	pinctrl-0 = <&uart2_pins>;
>> +	pinctrl-names = "default";
>> +	status = "okay";
>> +};
>> +
>> +&sdhc_1 {
>> +	pinctrl-0 = <&emmc_pins>;
>> +	pinctrl-names = "default";
>> +	status = "okay";
>> +};
>> +
>> +&tlmm {
>> +	emmc_pins: emmc-state {
>> +		emmc-clk-pins {
>> +			pins = "gpio5";
>> +			function = "sdc_clk";
>> +			drive-strength = <8>;
>> +			bias-disable;
>> +		};
>> +		emmc-cmd-pins {
>> +			pins = "gpio4";
>> +			function = "sdc_cmd";
>> +			drive-strength = <8>;
>> +			bias-pull-up;
>> +		};
>> +		emmc-data-pins {
>> +			pins = "gpio0", "gpio1", "gpio2",
>> +			     "gpio3", "gpio6", "gpio7",
>> +			     "gpio8", "gpio9";
>> +			function = "sdc_data";
>> +			drive-strength = <8>;
>> +			bias-pull-up;
>> +		};
>> +		emmc-rclk-pins {
>> +			pins = "gpio10";
>> +			function = "sdc_rclk";
>> +			drive-strength = <8>;
>> +			bias-pull-down;
>> +		};
>> +	};
>> +
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> new file mode 100644
>> index 000000000000..188d18688a77
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> @@ -0,0 +1,318 @@
>> +// SPDX-License-Identifier: GPL-2.0-only
>> +/*
>> + * IPQ9574 SoC device tree source
>> + *
>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>> + * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/clock/qcom,gcc-ipq9574.h>
>> +#include <dt-bindings/reset/qcom,gcc-ipq9574.h>
>> +
>> +/ {
>> +	interrupt-parent = <&intc>;
>> +	#address-cells = <2>;
>> +	#size-cells = <2>;
>> +
>> +	clocks {
>> +		bias_pll_ubi_nc_clk: bias_pll_ubi_nc_clk {
> No undercores in node names.
>
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <353000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy0_pipe_clk: pcie30_phy0_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy1_pipe_clk: pcie30_phy1_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy2_pipe_clk: pcie30_phy2_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy3_pipe_clk: pcie30_phy3_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		usb3phy_0_cc_pipe_clk: usb3phy_0_cc_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <125000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		sleep_clk: sleep-clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <32000>;
> That's not a property of the SoC, but board. Either entire clock or at
> least frequency to indicate that the board is providing the clock.
>
>> +			#clock-cells = <0>;> +		};
>> +
>> +		xo_board_clk: xo-board-clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <24000000>;
> Ditto.
>
>> +			#clock-cells = <0>;
>> +		};
>> +	};
>> +
>> +	cpus {
>> +		#address-cells = <1>;
>> +		#size-cells = <0>;
>> +
>> +		CPU0: cpu@0 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x0>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		CPU1: cpu@1 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x1>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		CPU2: cpu@2 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x2>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		CPU3: cpu@3 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x3>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		L2_0: l2-cache {
>> +			compatible = "cache";
>> +			cache-level = <2>;
>> +		};
>> +	};
>> +
>> +	memory@40000000 {
>> +		device_type = "memory";
>> +		/* We expect the bootloader to fill in the size */
>> +		reg = <0x0 0x40000000 0x0 0x0>;
>> +	};
>> +
>> +	pmu {
>> +		compatible = "arm,cortex-a73-pmu";
>> +		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
>> +	};
>> +
>> +	psci {
>> +		compatible = "arm,psci-1.0";
>> +		method = "smc";
>> +	};
>> +
>> +	reserved-memory {
>> +		#address-cells = <2>;
>> +		#size-cells = <2>;
>> +		ranges;
>> +
>> +		tz_region: memory@4a600000 {
>> +			reg = <0x0 0x4a600000 0x0 0x400000>;
>> +			no-map;
>> +		};
>> +	};
>> +
>> +	soc: soc@0 {
>> +		#address-cells = <1>;
>> +		#size-cells = <1>;
>> +		ranges = <0 0 0 0xffffffff>;
>> +		compatible = "simple-bus";
>> +
>> +		tlmm: pinctrl@1000000 {
>> +			compatible = "qcom,ipq9574-tlmm";
>> +			reg = <0x01000000 0x300000>;
>> +			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>> +			gpio-controller;
>> +			#gpio-cells = <2>;
>> +			gpio-ranges = <&tlmm 0 0 65>;
>> +			gpio-reserved-ranges = <59 1>;
> Hm, why reserved ranges are in SoC?
>
>> +			interrupt-controller;
>> +			#interrupt-cells = <2>;
>> +
>> +			uart2_pins: uart2-state {
>> +				pins = "gpio34", "gpio35";
>> +				function = "blsp2_uart";
>> +				drive-strength = <8>;
>> +				bias-disable;
>> +			};
>> +		};
>> +
>> +		gcc: clock-controller@1800000 {
>> +			compatible = "qcom,gcc-ipq9574";
>> +			reg = <0x1800000 0x80000>;
Address can be padded to 8-hex-digits. Please take care of this in all 
nodes.
>> +			clocks = <&xo_board_clk>,
>> +				<&sleep_clk>,
>> +				<&bias_pll_ubi_nc_clk>,
>> +				<&pcie30_phy0_pipe_clk>,
>> +				<&pcie30_phy1_pipe_clk>,
>> +				<&pcie30_phy2_pipe_clk>,
>> +				<&pcie30_phy3_pipe_clk>,
>> +				<&usb3phy_0_cc_pipe_clk>;
>> +			clock-names = "xo",
>> +				"sleep_clk",
> Misaligned. Multiple other places probably as well.
>
>> +				"bias_pll_ubi_nc_clk",
>> +				"pcie30_phy0_pipe_clk",
>> +				"pcie30_phy1_pipe_clk",
>> +				"pcie30_phy2_pipe_clk",
>> +				"pcie30_phy3_pipe_clk",
>> +				"usb3phy_0_cc_pipe_clk";
>> +			#clock-cells = <1>;
>> +			#reset-cells = <1>;
>> +		};
>> +
>> +		sdhc_1: sdhci@7804000 {
>> +			compatible = "qcom,sdhci-msm-v5";
>> +			reg = <0x7804000 0x1000>, <0x7805000 0x1000>;
>> +			reg-names = "hc_mem", "cmdq_mem";
>> +
>> +			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
>> +				   <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
> Like here.
>
>> +			interrupt-names = "hc_irq", "pwr_irq";
>> +
>> +			clocks = <&xo_board_clk>,
>> +			       <&gcc GCC_SDCC1_AHB_CLK>,
>> +			       <&gcc GCC_SDCC1_APPS_CLK>;
> And here
>
>> +			clock-names = "xo", "iface", "core";
> Does not look like you tested the bindings. Please run `make
> dt_binding_check` (see
> Documentation/devicetree/bindings/writing-schema.rst for instructions).
>
>> +			mmc-ddr-1_8v;
>> +			mmc-hs200-1_8v;
>> +			mmc-hs400-1_8v;
>> +			mmc-hs400-enhanced-strobe;
>> +			max-frequency = <384000000>;
>> +			bus-width = <8>;
>> +			non-removable;
>> +			status = "disabled";
>> +		};
>> +
>> +		blsp1_uart2: serial@78b1000 {
>> +			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
>> +			reg = <0x078b1000 0x200>;
>> +			interrupts = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
>> +			clocks = <&gcc GCC_BLSP1_UART3_APPS_CLK>,
>> +				 <&gcc GCC_BLSP1_AHB_CLK>;
>> +			clock-names = "core", "iface";
>> +			status = "disabled";
>> +		};
>> +
>> +		intc: interrupt-controller@b000000 {
>> +			compatible = "qcom,msm-qgic2";
>> +			reg = <0x0b000000 0x1000>,  /* GICD */
>> +			      <0x0b002000 0x1000>,  /* GICC */
>> +			      <0x0b001000 0x1000>,  /* GICH */
>> +			      <0x0b004000 0x1000>;  /* GICV */
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			interrupt-controller;
>> +			#interrupt-cells = <3>;
>> +			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +			ranges = <0 0x0b00c000 0x3000>;
>> +
>> +			v2m0: v2m@0 {
>> +				compatible = "arm,gic-v2m-frame";
>> +				reg = <0x0 0xffd>;
>> +				msi-controller;
>> +			};
>> +
>> +			v2m1: v2m@1 {
>> +				compatible = "arm,gic-v2m-frame";
>> +				reg = <0x1000 0xffd>;
>> +				msi-controller;
>> +			};
>> +
>> +			v2m2: v2m@2 {
>> +				compatible = "arm,gic-v2m-frame";
>> +				reg = <0x2000 0xffd>;
>> +				msi-controller;
>> +			};
>> +		};
>> +
>> +		timer@b120000 {
>> +			compatible = "arm,armv7-timer-mem";
>> +			reg = <0xb120000 0x1000>;
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			ranges;
>> +			clock-frequency = <24000000>;
>> +
>> +			frame@b120000 {
>> +				reg = <0xb121000 0x1000>,
>> +				      <0xb122000 0x1000>;
>> +				frame-number = <0>;
>> +				interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
>> +					     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
>> +			};
>> +
>> +			frame@b123000 {
>> +				reg = <0xb123000 0x1000>;
>> +				frame-number = <1>;
>> +				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b124000 {
>> +				reg = <0xb124000 0x1000>;
>> +				frame-number = <2>;
>> +				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b125000 {
>> +				reg = <0xb125000 0x1000>;
>> +				frame-number = <3>;
>> +				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b126000 {
>> +				reg = <0xb126000 0x1000>;
>> +				frame-number = <4>;
>> +				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b127000 {
>> +				reg = <0xb127000 0x1000>;
>> +				frame-number = <5>;
>> +				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b128000 {
>> +				reg = <0xb128000 0x1000>;
>> +				frame-number = <6>;
>> +				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +		};
>> +	};
>> +
>> +	timer {
>> +		compatible = "arm,armv8-timer";
>> +		interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
>> +		clock-frequency = <24000000>;
> Is this allowed in recent designs?
>
>> +	};
>> +};
> Best regards,
> Krzysztof
>
Devi Priya Jan. 13, 2023, 1:31 p.m. UTC | #2
On 1/11/2023 3:18 PM, Krzysztof Kozlowski wrote:
> On 11/01/2023 10:44, Krzysztof Kozlowski wrote:
>> And here
>>
>>> +			clock-names = "xo", "iface", "core";
>>
>> Does not look like you tested the bindings. Please run `make
>> dt_binding_check` (see
>> Documentation/devicetree/bindings/writing-schema.rst for instructions).
> 
> Apologies, wrong template. Correct comment:
> 
> Does not look like you tested the DTS against bindings. Please run `make
> dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst
> for instructions).
> 
Sure, will check
> Best regards,
> Krzysztof
> 
Best Regards,
Devi Priya
Devi Priya Jan. 13, 2023, 1:34 p.m. UTC | #3
On 1/11/2023 8:22 PM, Kathiravan Thirumoorthy wrote:
> 
> On 1/11/2023 3:14 PM, Krzysztof Kozlowski wrote:
>> On 10/01/2023 13:13, devi priya wrote:
>>> From: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>
>>>
>>> Add initial device tree support for Qualcomm IPQ9574 SoC
>>> and AL02 board
>>>
>>> Co-developed-by: Anusha Rao <quic_anusha@quicinc.com>
>>> Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
>>> Co-developed-by: devi priya <quic_devipriy@quicinc.com>
>>> Signed-off-by: devi priya <quic_devipriy@quicinc.com>
>>> Signed-off-by: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>
>>> ---
>>>   arch/arm64/boot/dts/qcom/Makefile            |   1 +
>>>   arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts |  69 ++++
>>>   arch/arm64/boot/dts/qcom/ipq9574.dtsi        | 318 +++++++++++++++++++
>>>   3 files changed, 388 insertions(+)
>>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574.dtsi
>>>
>>> diff --git a/arch/arm64/boot/dts/qcom/Makefile 
>>> b/arch/arm64/boot/dts/qcom/Makefile
>>> index 3e79496292e7..872c62028a0b 100644
>>> --- a/arch/arm64/boot/dts/qcom/Makefile
>>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>>> @@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_QCOM)    += ipq6018-cp01-c1.dtb
>>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk01.dtb
>>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk10-c1.dtb
>>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk10-c2.dtb
>>> +dtb-$(CONFIG_ARCH_QCOM)    += ipq9574-al02-c7.dtb
>>>   dtb-$(CONFIG_ARCH_QCOM)    += msm8916-alcatel-idol347.dtb
>>>   dtb-$(CONFIG_ARCH_QCOM)    += msm8916-asus-z00l.dtb
>>>   dtb-$(CONFIG_ARCH_QCOM)    += msm8916-huawei-g7.dtb
>>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts 
>>> b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>>> new file mode 100644
>>> index 000000000000..ae3c32f3e16a
>>> --- /dev/null
>>> +++ b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>>> @@ -0,0 +1,69 @@
>>> +// SPDX-License-Identifier: GPL-2.0-only
>> Not dual licensed? Not BSD?
>>
>>> +/*
>>> + * IPQ9574 AL02-C7 board device tree source
>>> + *
>>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>>> + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights 
>>> reserved.
>>> + */
>>> +
>>> +/dts-v1/;
>>> +
>>> +#include "ipq9574.dtsi"
>>> +
>>> +/ {
>>> +    model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C7";
>>> +    compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574";
>>> +    interrupt-parent = <&intc>;
> Can this be droppeed? since it is already part of DTSI.
Sure okay
>>> +
>>> +    aliases {
>>> +        serial0 = &blsp1_uart2;
>>> +    };
>>> +
>>> +    chosen {
>>> +        stdout-path = "serial0:115200n8";
>>> +    };
>>> +};
>>> +
>>> +&blsp1_uart2 {
>>> +    pinctrl-0 = <&uart2_pins>;
>>> +    pinctrl-names = "default";
>>> +    status = "okay";
>>> +};
>>> +
>>> +&sdhc_1 {
>>> +    pinctrl-0 = <&emmc_pins>;
>>> +    pinctrl-names = "default";
>>> +    status = "okay";
>>> +};
>>> +
>>> +&tlmm {
>>> +    emmc_pins: emmc-state {
>>> +        emmc-clk-pins {
>>> +            pins = "gpio5";
>>> +            function = "sdc_clk";
>>> +            drive-strength = <8>;
>>> +            bias-disable;
>>> +        };
>>> +        emmc-cmd-pins {
>>> +            pins = "gpio4";
>>> +            function = "sdc_cmd";
>>> +            drive-strength = <8>;
>>> +            bias-pull-up;
>>> +        };
>>> +        emmc-data-pins {
>>> +            pins = "gpio0", "gpio1", "gpio2",
>>> +                 "gpio3", "gpio6", "gpio7",
>>> +                 "gpio8", "gpio9";
>>> +            function = "sdc_data";
>>> +            drive-strength = <8>;
>>> +            bias-pull-up;
>>> +        };
>>> +        emmc-rclk-pins {
>>> +            pins = "gpio10";
>>> +            function = "sdc_rclk";
>>> +            drive-strength = <8>;
>>> +            bias-pull-down;
>>> +        };
>>> +    };
>>> +
>>> +};
>>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi 
>>> b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>>> new file mode 100644
>>> index 000000000000..188d18688a77
>>> --- /dev/null
>>> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>>> @@ -0,0 +1,318 @@
>>> +// SPDX-License-Identifier: GPL-2.0-only
>>> +/*
>>> + * IPQ9574 SoC device tree source
>>> + *
>>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>>> + * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights 
>>> reserved.
>>> + */
>>> +
>>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>>> +#include <dt-bindings/clock/qcom,gcc-ipq9574.h>
>>> +#include <dt-bindings/reset/qcom,gcc-ipq9574.h>
>>> +
>>> +/ {
>>> +    interrupt-parent = <&intc>;
>>> +    #address-cells = <2>;
>>> +    #size-cells = <2>;
>>> +
>>> +    clocks {
>>> +        bias_pll_ubi_nc_clk: bias_pll_ubi_nc_clk {
>> No undercores in node names.
>>
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <353000000>;
>>> +            #clock-cells = <0>;
>>> +        };
>>> +
>>> +        pcie30_phy0_pipe_clk: pcie30_phy0_pipe_clk {
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <250000000>;
>>> +            #clock-cells = <0>;
>>> +        };
>>> +
>>> +        pcie30_phy1_pipe_clk: pcie30_phy1_pipe_clk {
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <250000000>;
>>> +            #clock-cells = <0>;
>>> +        };
>>> +
>>> +        pcie30_phy2_pipe_clk: pcie30_phy2_pipe_clk {
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <250000000>;
>>> +            #clock-cells = <0>;
>>> +        };
>>> +
>>> +        pcie30_phy3_pipe_clk: pcie30_phy3_pipe_clk {
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <250000000>;
>>> +            #clock-cells = <0>;
>>> +        };
>>> +
>>> +        usb3phy_0_cc_pipe_clk: usb3phy_0_cc_pipe_clk {
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <125000000>;
>>> +            #clock-cells = <0>;
>>> +        };
>>> +
>>> +        sleep_clk: sleep-clk {
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <32000>;
>> That's not a property of the SoC, but board. Either entire clock or at
>> least frequency to indicate that the board is providing the clock.
>>
>>> +            #clock-cells = <0>;> +        };
>>> +
>>> +        xo_board_clk: xo-board-clk {
>>> +            compatible = "fixed-clock";
>>> +            clock-frequency = <24000000>;
>> Ditto.
>>
>>> +            #clock-cells = <0>;
>>> +        };
>>> +    };
>>> +
>>> +    cpus {
>>> +        #address-cells = <1>;
>>> +        #size-cells = <0>;
>>> +
>>> +        CPU0: cpu@0 {
>>> +            device_type = "cpu";
>>> +            compatible = "arm,cortex-a73";
>>> +            reg = <0x0>;
>>> +            enable-method = "psci";
>>> +            next-level-cache = <&L2_0>;
>>> +        };
>>> +
>>> +        CPU1: cpu@1 {
>>> +            device_type = "cpu";
>>> +            compatible = "arm,cortex-a73";
>>> +            reg = <0x1>;
>>> +            enable-method = "psci";
>>> +            next-level-cache = <&L2_0>;
>>> +        };
>>> +
>>> +        CPU2: cpu@2 {
>>> +            device_type = "cpu";
>>> +            compatible = "arm,cortex-a73";
>>> +            reg = <0x2>;
>>> +            enable-method = "psci";
>>> +            next-level-cache = <&L2_0>;
>>> +        };
>>> +
>>> +        CPU3: cpu@3 {
>>> +            device_type = "cpu";
>>> +            compatible = "arm,cortex-a73";
>>> +            reg = <0x3>;
>>> +            enable-method = "psci";
>>> +            next-level-cache = <&L2_0>;
>>> +        };
>>> +
>>> +        L2_0: l2-cache {
>>> +            compatible = "cache";
>>> +            cache-level = <2>;
>>> +        };
>>> +    };
>>> +
>>> +    memory@40000000 {
>>> +        device_type = "memory";
>>> +        /* We expect the bootloader to fill in the size */
>>> +        reg = <0x0 0x40000000 0x0 0x0>;
>>> +    };
>>> +
>>> +    pmu {
>>> +        compatible = "arm,cortex-a73-pmu";
>>> +        interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | 
>>> IRQ_TYPE_LEVEL_HIGH)>;
>>> +    };
>>> +
>>> +    psci {
>>> +        compatible = "arm,psci-1.0";
>>> +        method = "smc";
>>> +    };
>>> +
>>> +    reserved-memory {
>>> +        #address-cells = <2>;
>>> +        #size-cells = <2>;
>>> +        ranges;
>>> +
>>> +        tz_region: memory@4a600000 {
>>> +            reg = <0x0 0x4a600000 0x0 0x400000>;
>>> +            no-map;
>>> +        };
>>> +    };
>>> +
>>> +    soc: soc@0 {
>>> +        #address-cells = <1>;
>>> +        #size-cells = <1>;
>>> +        ranges = <0 0 0 0xffffffff>;
>>> +        compatible = "simple-bus";
>>> +
>>> +        tlmm: pinctrl@1000000 {
>>> +            compatible = "qcom,ipq9574-tlmm";
>>> +            reg = <0x01000000 0x300000>;
>>> +            interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>>> +            gpio-controller;
>>> +            #gpio-cells = <2>;
>>> +            gpio-ranges = <&tlmm 0 0 65>;
>>> +            gpio-reserved-ranges = <59 1>;
>> Hm, why reserved ranges are in SoC?
>>
>>> +            interrupt-controller;
>>> +            #interrupt-cells = <2>;
>>> +
>>> +            uart2_pins: uart2-state {
>>> +                pins = "gpio34", "gpio35";
>>> +                function = "blsp2_uart";
>>> +                drive-strength = <8>;
>>> +                bias-disable;
>>> +            };
>>> +        };
>>> +
>>> +        gcc: clock-controller@1800000 {
>>> +            compatible = "qcom,gcc-ipq9574";
>>> +            reg = <0x1800000 0x80000>;
> Address can be padded to 8-hex-digits. Please take care of this in all 
> nodes.
Sure, will do
>>> +            clocks = <&xo_board_clk>,
>>> +                <&sleep_clk>,
>>> +                <&bias_pll_ubi_nc_clk>,
>>> +                <&pcie30_phy0_pipe_clk>,
>>> +                <&pcie30_phy1_pipe_clk>,
>>> +                <&pcie30_phy2_pipe_clk>,
>>> +                <&pcie30_phy3_pipe_clk>,
>>> +                <&usb3phy_0_cc_pipe_clk>;
>>> +            clock-names = "xo",
>>> +                "sleep_clk",
>> Misaligned. Multiple other places probably as well.
>>
>>> +                "bias_pll_ubi_nc_clk",
>>> +                "pcie30_phy0_pipe_clk",
>>> +                "pcie30_phy1_pipe_clk",
>>> +                "pcie30_phy2_pipe_clk",
>>> +                "pcie30_phy3_pipe_clk",
>>> +                "usb3phy_0_cc_pipe_clk";
>>> +            #clock-cells = <1>;
>>> +            #reset-cells = <1>;
>>> +        };
>>> +
>>> +        sdhc_1: sdhci@7804000 {
>>> +            compatible = "qcom,sdhci-msm-v5";
>>> +            reg = <0x7804000 0x1000>, <0x7805000 0x1000>;
>>> +            reg-names = "hc_mem", "cmdq_mem";
>>> +
>>> +            interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
>>> +                   <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
>> Like here.
>>
>>> +            interrupt-names = "hc_irq", "pwr_irq";
>>> +
>>> +            clocks = <&xo_board_clk>,
>>> +                   <&gcc GCC_SDCC1_AHB_CLK>,
>>> +                   <&gcc GCC_SDCC1_APPS_CLK>;
>> And here
>>
>>> +            clock-names = "xo", "iface", "core";
>> Does not look like you tested the bindings. Please run `make
>> dt_binding_check` (see
>> Documentation/devicetree/bindings/writing-schema.rst for instructions).
>>
>>> +            mmc-ddr-1_8v;
>>> +            mmc-hs200-1_8v;
>>> +            mmc-hs400-1_8v;
>>> +            mmc-hs400-enhanced-strobe;
>>> +            max-frequency = <384000000>;
>>> +            bus-width = <8>;
>>> +            non-removable;
>>> +            status = "disabled";
>>> +        };
>>> +
>>> +        blsp1_uart2: serial@78b1000 {
>>> +            compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
>>> +            reg = <0x078b1000 0x200>;
>>> +            interrupts = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
>>> +            clocks = <&gcc GCC_BLSP1_UART3_APPS_CLK>,
>>> +                 <&gcc GCC_BLSP1_AHB_CLK>;
>>> +            clock-names = "core", "iface";
>>> +            status = "disabled";
>>> +        };
>>> +
>>> +        intc: interrupt-controller@b000000 {
>>> +            compatible = "qcom,msm-qgic2";
>>> +            reg = <0x0b000000 0x1000>,  /* GICD */
>>> +                  <0x0b002000 0x1000>,  /* GICC */
>>> +                  <0x0b001000 0x1000>,  /* GICH */
>>> +                  <0x0b004000 0x1000>;  /* GICV */
>>> +            #address-cells = <1>;
>>> +            #size-cells = <1>;
>>> +            interrupt-controller;
>>> +            #interrupt-cells = <3>;
>>> +            interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
>>> +            ranges = <0 0x0b00c000 0x3000>;
>>> +
>>> +            v2m0: v2m@0 {
>>> +                compatible = "arm,gic-v2m-frame";
>>> +                reg = <0x0 0xffd>;
>>> +                msi-controller;
>>> +            };
>>> +
>>> +            v2m1: v2m@1 {
>>> +                compatible = "arm,gic-v2m-frame";
>>> +                reg = <0x1000 0xffd>;
>>> +                msi-controller;
>>> +            };
>>> +
>>> +            v2m2: v2m@2 {
>>> +                compatible = "arm,gic-v2m-frame";
>>> +                reg = <0x2000 0xffd>;
>>> +                msi-controller;
>>> +            };
>>> +        };
>>> +
>>> +        timer@b120000 {
>>> +            compatible = "arm,armv7-timer-mem";
>>> +            reg = <0xb120000 0x1000>;
>>> +            #address-cells = <1>;
>>> +            #size-cells = <1>;
>>> +            ranges;
>>> +            clock-frequency = <24000000>;
>>> +
>>> +            frame@b120000 {
>>> +                reg = <0xb121000 0x1000>,
>>> +                      <0xb122000 0x1000>;
>>> +                frame-number = <0>;
>>> +                interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
>>> +                         <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
>>> +            };
>>> +
>>> +            frame@b123000 {
>>> +                reg = <0xb123000 0x1000>;
>>> +                frame-number = <1>;
>>> +                interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
>>> +                status = "disabled";
>>> +            };
>>> +
>>> +            frame@b124000 {
>>> +                reg = <0xb124000 0x1000>;
>>> +                frame-number = <2>;
>>> +                interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
>>> +                status = "disabled";
>>> +            };
>>> +
>>> +            frame@b125000 {
>>> +                reg = <0xb125000 0x1000>;
>>> +                frame-number = <3>;
>>> +                interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
>>> +                status = "disabled";
>>> +            };
>>> +
>>> +            frame@b126000 {
>>> +                reg = <0xb126000 0x1000>;
>>> +                frame-number = <4>;
>>> +                interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
>>> +                status = "disabled";
>>> +            };
>>> +
>>> +            frame@b127000 {
>>> +                reg = <0xb127000 0x1000>;
>>> +                frame-number = <5>;
>>> +                interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
>>> +                status = "disabled";
>>> +            };
>>> +
>>> +            frame@b128000 {
>>> +                reg = <0xb128000 0x1000>;
>>> +                frame-number = <6>;
>>> +                interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
>>> +                status = "disabled";
>>> +            };
>>> +        };
>>> +    };
>>> +
>>> +    timer {
>>> +        compatible = "arm,armv8-timer";
>>> +        interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | 
>>> IRQ_TYPE_LEVEL_LOW)>,
>>> +                 <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | 
>>> IRQ_TYPE_LEVEL_LOW)>,
>>> +                 <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | 
>>> IRQ_TYPE_LEVEL_LOW)>,
>>> +                 <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | 
>>> IRQ_TYPE_LEVEL_LOW)>;
>>> +        clock-frequency = <24000000>;
>> Is this allowed in recent designs?
>>
>>> +    };
>>> +};
>> Best regards,
>> Krzysztof
>>
Best Regards,
Devi Priya
Krzysztof Kozlowski Jan. 13, 2023, 2:20 p.m. UTC | #4
On 13/01/2023 14:29, Devi Priya wrote:
>>> +
>>> +	soc: soc@0 {
>>> +		#address-cells = <1>;
>>> +		#size-cells = <1>;
>>> +		ranges = <0 0 0 0xffffffff>;
>>> +		compatible = "simple-bus";
>>> +
>>> +		tlmm: pinctrl@1000000 {
>>> +			compatible = "qcom,ipq9574-tlmm";
>>> +			reg = <0x01000000 0x300000>;
>>> +			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>>> +			gpio-controller;
>>> +			#gpio-cells = <2>;
>>> +			gpio-ranges = <&tlmm 0 0 65>;
>>> +			gpio-reserved-ranges = <59 1>;
>>
>> Hm, why reserved ranges are in SoC?
> As the gpio is forbidden on all ipq9574 boards, we have added it in SoC

Why it is forbidden on all boards? I guess it depends on the firmware
and this can differ, can't it?

Best regards,
Krzysztof
Devi Priya Jan. 24, 2023, 6:16 a.m. UTC | #5
On 1/10/2023 6:20 PM, Konrad Dybcio wrote:
> 
> 
> On 10.01.2023 13:13, devi priya wrote:
>> From: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>
>>
>> Add initial device tree support for Qualcomm IPQ9574 SoC
>> and AL02 board
>>
>> Co-developed-by: Anusha Rao <quic_anusha@quicinc.com>
>> Signed-off-by: Anusha Rao <quic_anusha@quicinc.com>
>> Co-developed-by: devi priya <quic_devipriy@quicinc.com>
>> Signed-off-by: devi priya <quic_devipriy@quicinc.com>
>> Signed-off-by: POOVENDHAN SELVARAJ <quic_poovendh@quicinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/Makefile            |   1 +
>>   arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts |  69 ++++
>>   arch/arm64/boot/dts/qcom/ipq9574.dtsi        | 318 +++++++++++++++++++
>>   3 files changed, 388 insertions(+)
>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>> index 3e79496292e7..872c62028a0b 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= ipq6018-cp01-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk01.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk10-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk10-c2.dtb
>> +dtb-$(CONFIG_ARCH_QCOM)	+= ipq9574-al02-c7.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-alcatel-idol347.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-asus-z00l.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-huawei-g7.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>> new file mode 100644
>> index 000000000000..ae3c32f3e16a
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>> @@ -0,0 +1,69 @@
>> +// SPDX-License-Identifier: GPL-2.0-only
> BSD3?
> 
Sure, will add dual license
>> +/*
>> + * IPQ9574 AL02-C7 board device tree source
>> + *
>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>> + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
> Happy new year!
> 
Sure, will update!
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "ipq9574.dtsi"
>> +
>> +/ {
>> +	model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C7";
>> +	compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574";
>> +	interrupt-parent = <&intc>;
>> +
>> +	aliases {
>> +		serial0 = &blsp1_uart2;
>> +	};
>> +
>> +	chosen {
>> +		stdout-path = "serial0:115200n8";
>> +	};
>> +};
>> +
>> +&blsp1_uart2 {
>> +	pinctrl-0 = <&uart2_pins>;
>> +	pinctrl-names = "default";
>> +	status = "okay";
>> +};
>> +
>> +&sdhc_1 {
>> +	pinctrl-0 = <&emmc_pins>;
>> +	pinctrl-names = "default";
>> +	status = "okay";
>> +};
>> +
>> +&tlmm {
>> +	emmc_pins: emmc-state {
> sdc_default? I suppose you'll introduce a corresponding sleep state
> later on, so that'll be easier to distinguish.
Sure, will update the node name. But, we don't have power management 
states. It would always be in the running state.
> 
>> +		emmc-clk-pins {
>> +			pins = "gpio5";
>> +			function = "sdc_clk";
>> +			drive-strength = <8>;
>> +			bias-disable;
>> +		};
> Please add a newline between subsequent nodes.
Sure, okay
>> +		emmc-cmd-pins {
>> +			pins = "gpio4";
>> +			function = "sdc_cmd";
>> +			drive-strength = <8>;
>> +			bias-pull-up;
>> +		};
>> +		emmc-data-pins {
>> +			pins = "gpio0", "gpio1", "gpio2",
>> +			     "gpio3", "gpio6", "gpio7",
>> +			     "gpio8", "gpio9";
> The indentation here is wrong.
Sure, will update
> 
>> +			function = "sdc_data";
>> +			drive-strength = <8>;
>> +			bias-pull-up;
>> +		};
>> +		emmc-rclk-pins {
>> +			pins = "gpio10";
>> +			function = "sdc_rclk";
>> +			drive-strength = <8>;
>> +			bias-pull-down;
>> +		};
>> +	};
>> +
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> new file mode 100644
>> index 000000000000..188d18688a77
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> @@ -0,0 +1,318 @@
>> +// SPDX-License-Identifier: GPL-2.0-only
>> +/*
>> + * IPQ9574 SoC device tree source
>> + *
>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>> + * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/clock/qcom,gcc-ipq9574.h>
>> +#include <dt-bindings/reset/qcom,gcc-ipq9574.h>
>> +
>> +/ {
>> +	interrupt-parent = <&intc>;
>> +	#address-cells = <2>;
>> +	#size-cells = <2>;
>> +
>> +	clocks {
>> +		bias_pll_ubi_nc_clk: bias_pll_ubi_nc_clk {
> Could you tell us something about the purpose of this clock? First
> time seeing it, your gcc driver reveals it's connected to at least
> PCIe.
Bias_pll_ubi_nc_clk (353MHz) is a backup source for 
Q6_AXIM2_CLK/PCIE2_AXIM_CLK/PCIE3_AXIM_CLK/SNOC-CLK.
> 
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <353000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy0_pipe_clk: pcie30_phy0_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy1_pipe_clk: pcie30_phy1_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy2_pipe_clk: pcie30_phy2_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		pcie30_phy3_pipe_clk: pcie30_phy3_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <250000000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		usb3phy_0_cc_pipe_clk: usb3phy_0_cc_pipe_clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <125000000>;
>> +			#clock-cells = <0>;
>> +		};
> Do not define these pipe clocks. You can leave the GCC entries as <0>
> until you introduce the QMPPHY support, which then you can feed as it
> provides these clocks.
Sure, okay
> 
>> +
>> +		sleep_clk: sleep-clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <32000>;
>> +			#clock-cells = <0>;
>> +		};
>> +
>> +		xo_board_clk: xo-board-clk {
>> +			compatible = "fixed-clock";
>> +			clock-frequency = <24000000>;
> The clock frequency should be moved to the device DT, because the
> clock is on the board and not on the SoC.
Okay, will move to device DT
> 
>> +			#clock-cells = <0>;
>> +		};
>> +	};
>> +
>> +	cpus {
>> +		#address-cells = <1>;
>> +		#size-cells = <0>;
>> +
>> +		CPU0: cpu@0 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x0>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		CPU1: cpu@1 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x1>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		CPU2: cpu@2 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x2>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		CPU3: cpu@3 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a73";
>> +			reg = <0x3>;
>> +			enable-method = "psci";
>> +			next-level-cache = <&L2_0>;
>> +		};
>> +
>> +		L2_0: l2-cache {
>> +			compatible = "cache";
>> +			cache-level = <2>;
>> +		};
>> +	};
>> +
>> +	memory@40000000 {
>> +		device_type = "memory";
>> +		/* We expect the bootloader to fill in the size */
>> +		reg = <0x0 0x40000000 0x0 0x0>;
>> +	};
>> +
>> +	pmu {
>> +		compatible = "arm,cortex-a73-pmu";
>> +		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
>> +	};
>> +
>> +	psci {
>> +		compatible = "arm,psci-1.0";
>> +		method = "smc";
>> +	};
>> +
>> +	reserved-memory {
>> +		#address-cells = <2>;
>> +		#size-cells = <2>;
>> +		ranges;
>> +
>> +		tz_region: memory@4a600000 {
>> +			reg = <0x0 0x4a600000 0x0 0x400000>;
>> +			no-map;
>> +		};
> That's.. surprisingly little reserved memory.. No hyp? No PIL regions
> that make the board explode when something touches them?
> 
The reserved memory for TZ region is 4Mb. yes,we have hypervisor and PIL 
regions.
The memory for PIL region will be separately reserved by the remoteproc
>> +	};
>> +
>> +	soc: soc@0 {
>> +		#address-cells = <1>;
>> +		#size-cells = <1>;
>> +		ranges = <0 0 0 0xffffffff>;
> Is 32 bits enough for this SoC's bus? Newer ones use 36 or more..
Yes, as the maximum range supported by ipq9574 is 4GB, 32 bits would be 
sufficient
> 
>> +		compatible = "simple-bus";
>> +
>> +		tlmm: pinctrl@1000000 {
>> +			compatible = "qcom,ipq9574-tlmm";
>> +			reg = <0x01000000 0x300000>;
>> +			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>> +			gpio-controller;
>> +			#gpio-cells = <2>;
>> +			gpio-ranges = <&tlmm 0 0 65>;
>> +			gpio-reserved-ranges = <59 1>;
> I see it's assigned to [rx0, pwm23, qdss_tracedata_a].. Is this
> board-specific or is this pin supposed to be forbidden on all IPQ9574
> boards?
This pin is reserved by TZ and is forbidden on all IPQ9574 boards.
> 
>> +			interrupt-controller;
>> +			#interrupt-cells = <2>;
>> +
>> +			uart2_pins: uart2-state {
>> +				pins = "gpio34", "gpio35";
>> +				function = "blsp2_uart";
>> +				drive-strength = <8>;
>> +				bias-disable;
>> +			};
>> +		};
>> +
>> +		gcc: clock-controller@1800000 {
>> +			compatible = "qcom,gcc-ipq9574";
>> +			reg = <0x1800000 0x80000>;
>> +			clocks = <&xo_board_clk>,
>> +				<&sleep_clk>,
>> +				<&bias_pll_ubi_nc_clk>,
>> +				<&pcie30_phy0_pipe_clk>,
>> +				<&pcie30_phy1_pipe_clk>,
>> +				<&pcie30_phy2_pipe_clk>,
>> +				<&pcie30_phy3_pipe_clk>,
>> +				<&usb3phy_0_cc_pipe_clk>;
>> +			clock-names = "xo",
>> +				"sleep_clk",
>> +				"bias_pll_ubi_nc_clk",
>> +				"pcie30_phy0_pipe_clk",
>> +				"pcie30_phy1_pipe_clk",
>> +				"pcie30_phy2_pipe_clk",
>> +				"pcie30_phy3_pipe_clk",
>> +				"usb3phy_0_cc_pipe_clk";
> Please touch up the indentation.
> 
Sure okay
>> +			#clock-cells = <1>;
>> +			#reset-cells = <1>;
>> +		};
>> +
>> +		sdhc_1: sdhci@7804000 {
>> +			compatible = "qcom,sdhci-msm-v5";
>> +			reg = <0x7804000 0x1000>, <0x7805000 0x1000>;
>> +			reg-names = "hc_mem", "cmdq_mem";
>> +
>> +			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
>> +				   <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
> Please touch up the indentation.
Okay
> 
>> +			interrupt-names = "hc_irq", "pwr_irq";
>> +
>> +			clocks = <&xo_board_clk>,
>> +			       <&gcc GCC_SDCC1_AHB_CLK>,
>> +			       <&gcc GCC_SDCC1_APPS_CLK>;
> Please touch up the indentation.
> 
Sure, will do
>> +			clock-names = "xo", "iface", "core";
> The order should be "iface", "core", "xo" as per Documentation/devicetree/bindings/mmc/sdhci-msm.yaml
Got it, will update
> 
>> +			mmc-ddr-1_8v;
>> +			mmc-hs200-1_8v;
>> +			mmc-hs400-1_8v;
>> +			mmc-hs400-enhanced-strobe;
> Are these the limitations of the controller? Otherwise they should
> probably be moved to the device-specific DT.
Yes, these are specific to the controller, hence added them in SoC
> 
>> +			max-frequency = <384000000>;
>> +			bus-width = <8>;
> 
>> +			non-removable;
> And this property too.
Yes, it is specific to the controller
>> +			status = "disabled";
>> +		};
>> +
>> +		blsp1_uart2: serial@78b1000 {
>> +			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
>> +			reg = <0x078b1000 0x200>;
>> +			interrupts = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
>> +			clocks = <&gcc GCC_BLSP1_UART3_APPS_CLK>,
>> +				 <&gcc GCC_BLSP1_AHB_CLK>;
>> +			clock-names = "core", "iface";
>> +			status = "disabled";
>> +		};
>> +
>> +		intc: interrupt-controller@b000000 {
>> +			compatible = "qcom,msm-qgic2";
>> +			reg = <0x0b000000 0x1000>,  /* GICD */
>> +			      <0x0b002000 0x1000>,  /* GICC */
>> +			      <0x0b001000 0x1000>,  /* GICH */
>> +			      <0x0b004000 0x1000>;  /* GICV */
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			interrupt-controller;
>> +			#interrupt-cells = <3>;
>> +			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +			ranges = <0 0x0b00c000 0x3000>;
>> +
>> +			v2m0: v2m@0 {
>> +				compatible = "arm,gic-v2m-frame";
>> +				reg = <0x0 0xffd>;
>> +				msi-controller;
>> +			};
>> +
>> +			v2m1: v2m@1 {
>> +				compatible = "arm,gic-v2m-frame";
>> +				reg = <0x1000 0xffd>;
>> +				msi-controller;
>> +			};
>> +
>> +			v2m2: v2m@2 {
>> +				compatible = "arm,gic-v2m-frame";
>> +				reg = <0x2000 0xffd>;
>> +				msi-controller;
>> +			};
>> +		};
>> +
>> +		timer@b120000 {
>> +			compatible = "arm,armv7-timer-mem";
>> +			reg = <0xb120000 0x1000>;
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			ranges;
>> +			clock-frequency = <24000000>;
> Drop, something earlier in the boot chain already writes to CNTFRQ_ELn.
> 
Sure, okay
>> +
>> +			frame@b120000 {
>> +				reg = <0xb121000 0x1000>,
>> +				      <0xb122000 0x1000>;
>> +				frame-number = <0>;
>> +				interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
>> +					     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
>> +			};
>> +
>> +			frame@b123000 {
>> +				reg = <0xb123000 0x1000>;
>> +				frame-number = <1>;
>> +				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b124000 {
>> +				reg = <0xb124000 0x1000>;
>> +				frame-number = <2>;
>> +				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b125000 {
>> +				reg = <0xb125000 0x1000>;
>> +				frame-number = <3>;
>> +				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b126000 {
>> +				reg = <0xb126000 0x1000>;
>> +				frame-number = <4>;
>> +				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b127000 {
>> +				reg = <0xb127000 0x1000>;
>> +				frame-number = <5>;
>> +				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@b128000 {
>> +				reg = <0xb128000 0x1000>;
>> +				frame-number = <6>;
>> +				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +		};
>> +	};
>> +
>> +	timer {
>> +		compatible = "arm,armv8-timer";
>> +		interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
>> +		clock-frequency = <24000000>;
> Drop, something earlier in the boot chain already writes to CNTFRQ_ELn.
> 
Okay
> Konrad
>> +	};
>> +};
Best Regards,
Devi Priya
Devi Priya Jan. 24, 2023, 7:19 a.m. UTC | #6
On 1/13/2023 7:50 PM, Krzysztof Kozlowski wrote:
> On 13/01/2023 14:29, Devi Priya wrote:
>>>> +
>>>> +	soc: soc@0 {
>>>> +		#address-cells = <1>;
>>>> +		#size-cells = <1>;
>>>> +		ranges = <0 0 0 0xffffffff>;
>>>> +		compatible = "simple-bus";
>>>> +
>>>> +		tlmm: pinctrl@1000000 {
>>>> +			compatible = "qcom,ipq9574-tlmm";
>>>> +			reg = <0x01000000 0x300000>;
>>>> +			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>>>> +			gpio-controller;
>>>> +			#gpio-cells = <2>;
>>>> +			gpio-ranges = <&tlmm 0 0 65>;
>>>> +			gpio-reserved-ranges = <59 1>;
>>>
>>> Hm, why reserved ranges are in SoC?
>> As the gpio is forbidden on all ipq9574 boards, we have added it in SoC
> 
> Why it is forbidden on all boards? I guess it depends on the firmware
> and this can differ, can't it?
> 
This GPIO is protected and used by the TZ firmware and is forbidden on 
all the boards & firmware
> Best regards,
> Krzysztof
> 
Regards,
Devi Priya
Krzysztof Kozlowski Jan. 24, 2023, 8:36 a.m. UTC | #7
On 24/01/2023 08:19, Devi Priya wrote:
>>>>> +			gpio-ranges = <&tlmm 0 0 65>;
>>>>> +			gpio-reserved-ranges = <59 1>;
>>>>
>>>> Hm, why reserved ranges are in SoC?
>>> As the gpio is forbidden on all ipq9574 boards, we have added it in SoC
>>
>> Why it is forbidden on all boards? I guess it depends on the firmware
>> and this can differ, can't it?
>>
> This GPIO is protected and used by the TZ firmware and is forbidden on 
> all the boards & firmware

OK

Best regards,
Krzysztof
Konrad Dybcio Jan. 24, 2023, 9:46 a.m. UTC | #8
On 24.01.2023 08:19, Devi Priya wrote:
> 
> 
> On 1/13/2023 7:50 PM, Krzysztof Kozlowski wrote:
>> On 13/01/2023 14:29, Devi Priya wrote:
>>>>> +
>>>>> +    soc: soc@0 {
>>>>> +        #address-cells = <1>;
>>>>> +        #size-cells = <1>;
>>>>> +        ranges = <0 0 0 0xffffffff>;
>>>>> +        compatible = "simple-bus";
>>>>> +
>>>>> +        tlmm: pinctrl@1000000 {
>>>>> +            compatible = "qcom,ipq9574-tlmm";
>>>>> +            reg = <0x01000000 0x300000>;
>>>>> +            interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>>>>> +            gpio-controller;
>>>>> +            #gpio-cells = <2>;
>>>>> +            gpio-ranges = <&tlmm 0 0 65>;
>>>>> +            gpio-reserved-ranges = <59 1>;
>>>>
>>>> Hm, why reserved ranges are in SoC?
>>> As the gpio is forbidden on all ipq9574 boards, we have added it in SoC
>>
>> Why it is forbidden on all boards? I guess it depends on the firmware
>> and this can differ, can't it?
>>
> This GPIO is protected and used by the TZ firmware and is forbidden on all the boards & firmware
If it's protected on *all* boards and *all* firmwares (for any
good reason that you probably have internally), perhaps it
would be better to describe it in the .c driver.. wdyt?

Konrad
>> Best regards,
>> Krzysztof
>>
> Regards,
> Devi Priya
Devi Priya Jan. 24, 2023, 1:22 p.m. UTC | #9
On 1/24/2023 3:16 PM, Konrad Dybcio wrote:
> 
> 
> On 24.01.2023 08:19, Devi Priya wrote:
>>
>>
>> On 1/13/2023 7:50 PM, Krzysztof Kozlowski wrote:
>>> On 13/01/2023 14:29, Devi Priya wrote:
>>>>>> +
>>>>>> +    soc: soc@0 {
>>>>>> +        #address-cells = <1>;
>>>>>> +        #size-cells = <1>;
>>>>>> +        ranges = <0 0 0 0xffffffff>;
>>>>>> +        compatible = "simple-bus";
>>>>>> +
>>>>>> +        tlmm: pinctrl@1000000 {
>>>>>> +            compatible = "qcom,ipq9574-tlmm";
>>>>>> +            reg = <0x01000000 0x300000>;
>>>>>> +            interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>>>>>> +            gpio-controller;
>>>>>> +            #gpio-cells = <2>;
>>>>>> +            gpio-ranges = <&tlmm 0 0 65>;
>>>>>> +            gpio-reserved-ranges = <59 1>;
>>>>>
>>>>> Hm, why reserved ranges are in SoC?
>>>> As the gpio is forbidden on all ipq9574 boards, we have added it in SoC
>>>
>>> Why it is forbidden on all boards? I guess it depends on the firmware
>>> and this can differ, can't it?
>>>
>> This GPIO is protected and used by the TZ firmware and is forbidden on all the boards & firmware
> If it's protected on *all* boards and *all* firmwares (for any
> good reason that you probably have internally), perhaps it
> would be better to describe it in the .c driver.. wdyt?
> 
Sure, okay. Will add the gpio to reserved_gpios entry in the pinctrl driver
> Konrad
>>> Best regards,
>>> Krzysztof
>>>
>> Regards,
>> Devi Priya
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index 3e79496292e7..872c62028a0b 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -7,6 +7,7 @@  dtb-$(CONFIG_ARCH_QCOM)	+= ipq6018-cp01-c1.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk01.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk10-c1.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk10-c2.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= ipq9574-al02-c7.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-alcatel-idol347.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-asus-z00l.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-huawei-g7.dtb
diff --git a/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
new file mode 100644
index 000000000000..ae3c32f3e16a
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
@@ -0,0 +1,69 @@ 
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * IPQ9574 AL02-C7 board device tree source
+ *
+ * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "ipq9574.dtsi"
+
+/ {
+	model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C7";
+	compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574";
+	interrupt-parent = <&intc>;
+
+	aliases {
+		serial0 = &blsp1_uart2;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&blsp1_uart2 {
+	pinctrl-0 = <&uart2_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
+&sdhc_1 {
+	pinctrl-0 = <&emmc_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
+&tlmm {
+	emmc_pins: emmc-state {
+		emmc-clk-pins {
+			pins = "gpio5";
+			function = "sdc_clk";
+			drive-strength = <8>;
+			bias-disable;
+		};
+		emmc-cmd-pins {
+			pins = "gpio4";
+			function = "sdc_cmd";
+			drive-strength = <8>;
+			bias-pull-up;
+		};
+		emmc-data-pins {
+			pins = "gpio0", "gpio1", "gpio2",
+			     "gpio3", "gpio6", "gpio7",
+			     "gpio8", "gpio9";
+			function = "sdc_data";
+			drive-strength = <8>;
+			bias-pull-up;
+		};
+		emmc-rclk-pins {
+			pins = "gpio10";
+			function = "sdc_rclk";
+			drive-strength = <8>;
+			bias-pull-down;
+		};
+	};
+
+};
diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
new file mode 100644
index 000000000000..188d18688a77
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -0,0 +1,318 @@ 
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * IPQ9574 SoC device tree source
+ *
+ * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/qcom,gcc-ipq9574.h>
+#include <dt-bindings/reset/qcom,gcc-ipq9574.h>
+
+/ {
+	interrupt-parent = <&intc>;
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	clocks {
+		bias_pll_ubi_nc_clk: bias_pll_ubi_nc_clk {
+			compatible = "fixed-clock";
+			clock-frequency = <353000000>;
+			#clock-cells = <0>;
+		};
+
+		pcie30_phy0_pipe_clk: pcie30_phy0_pipe_clk {
+			compatible = "fixed-clock";
+			clock-frequency = <250000000>;
+			#clock-cells = <0>;
+		};
+
+		pcie30_phy1_pipe_clk: pcie30_phy1_pipe_clk {
+			compatible = "fixed-clock";
+			clock-frequency = <250000000>;
+			#clock-cells = <0>;
+		};
+
+		pcie30_phy2_pipe_clk: pcie30_phy2_pipe_clk {
+			compatible = "fixed-clock";
+			clock-frequency = <250000000>;
+			#clock-cells = <0>;
+		};
+
+		pcie30_phy3_pipe_clk: pcie30_phy3_pipe_clk {
+			compatible = "fixed-clock";
+			clock-frequency = <250000000>;
+			#clock-cells = <0>;
+		};
+
+		usb3phy_0_cc_pipe_clk: usb3phy_0_cc_pipe_clk {
+			compatible = "fixed-clock";
+			clock-frequency = <125000000>;
+			#clock-cells = <0>;
+		};
+
+		sleep_clk: sleep-clk {
+			compatible = "fixed-clock";
+			clock-frequency = <32000>;
+			#clock-cells = <0>;
+		};
+
+		xo_board_clk: xo-board-clk {
+			compatible = "fixed-clock";
+			clock-frequency = <24000000>;
+			#clock-cells = <0>;
+		};
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		CPU0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a73";
+			reg = <0x0>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a73";
+			reg = <0x1>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU2: cpu@2 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a73";
+			reg = <0x2>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		CPU3: cpu@3 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a73";
+			reg = <0x3>;
+			enable-method = "psci";
+			next-level-cache = <&L2_0>;
+		};
+
+		L2_0: l2-cache {
+			compatible = "cache";
+			cache-level = <2>;
+		};
+	};
+
+	memory@40000000 {
+		device_type = "memory";
+		/* We expect the bootloader to fill in the size */
+		reg = <0x0 0x40000000 0x0 0x0>;
+	};
+
+	pmu {
+		compatible = "arm,cortex-a73-pmu";
+		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+	};
+
+	psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		tz_region: memory@4a600000 {
+			reg = <0x0 0x4a600000 0x0 0x400000>;
+			no-map;
+		};
+	};
+
+	soc: soc@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0 0 0 0xffffffff>;
+		compatible = "simple-bus";
+
+		tlmm: pinctrl@1000000 {
+			compatible = "qcom,ipq9574-tlmm";
+			reg = <0x01000000 0x300000>;
+			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			gpio-ranges = <&tlmm 0 0 65>;
+			gpio-reserved-ranges = <59 1>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+
+			uart2_pins: uart2-state {
+				pins = "gpio34", "gpio35";
+				function = "blsp2_uart";
+				drive-strength = <8>;
+				bias-disable;
+			};
+		};
+
+		gcc: clock-controller@1800000 {
+			compatible = "qcom,gcc-ipq9574";
+			reg = <0x1800000 0x80000>;
+			clocks = <&xo_board_clk>,
+				<&sleep_clk>,
+				<&bias_pll_ubi_nc_clk>,
+				<&pcie30_phy0_pipe_clk>,
+				<&pcie30_phy1_pipe_clk>,
+				<&pcie30_phy2_pipe_clk>,
+				<&pcie30_phy3_pipe_clk>,
+				<&usb3phy_0_cc_pipe_clk>;
+			clock-names = "xo",
+				"sleep_clk",
+				"bias_pll_ubi_nc_clk",
+				"pcie30_phy0_pipe_clk",
+				"pcie30_phy1_pipe_clk",
+				"pcie30_phy2_pipe_clk",
+				"pcie30_phy3_pipe_clk",
+				"usb3phy_0_cc_pipe_clk";
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+		};
+
+		sdhc_1: sdhci@7804000 {
+			compatible = "qcom,sdhci-msm-v5";
+			reg = <0x7804000 0x1000>, <0x7805000 0x1000>;
+			reg-names = "hc_mem", "cmdq_mem";
+
+			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
+				   <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "hc_irq", "pwr_irq";
+
+			clocks = <&xo_board_clk>,
+			       <&gcc GCC_SDCC1_AHB_CLK>,
+			       <&gcc GCC_SDCC1_APPS_CLK>;
+			clock-names = "xo", "iface", "core";
+			mmc-ddr-1_8v;
+			mmc-hs200-1_8v;
+			mmc-hs400-1_8v;
+			mmc-hs400-enhanced-strobe;
+			max-frequency = <384000000>;
+			bus-width = <8>;
+			non-removable;
+			status = "disabled";
+		};
+
+		blsp1_uart2: serial@78b1000 {
+			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
+			reg = <0x078b1000 0x200>;
+			interrupts = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&gcc GCC_BLSP1_UART3_APPS_CLK>,
+				 <&gcc GCC_BLSP1_AHB_CLK>;
+			clock-names = "core", "iface";
+			status = "disabled";
+		};
+
+		intc: interrupt-controller@b000000 {
+			compatible = "qcom,msm-qgic2";
+			reg = <0x0b000000 0x1000>,  /* GICD */
+			      <0x0b002000 0x1000>,  /* GICC */
+			      <0x0b001000 0x1000>,  /* GICH */
+			      <0x0b004000 0x1000>;  /* GICV */
+			#address-cells = <1>;
+			#size-cells = <1>;
+			interrupt-controller;
+			#interrupt-cells = <3>;
+			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+			ranges = <0 0x0b00c000 0x3000>;
+
+			v2m0: v2m@0 {
+				compatible = "arm,gic-v2m-frame";
+				reg = <0x0 0xffd>;
+				msi-controller;
+			};
+
+			v2m1: v2m@1 {
+				compatible = "arm,gic-v2m-frame";
+				reg = <0x1000 0xffd>;
+				msi-controller;
+			};
+
+			v2m2: v2m@2 {
+				compatible = "arm,gic-v2m-frame";
+				reg = <0x2000 0xffd>;
+				msi-controller;
+			};
+		};
+
+		timer@b120000 {
+			compatible = "arm,armv7-timer-mem";
+			reg = <0xb120000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+			clock-frequency = <24000000>;
+
+			frame@b120000 {
+				reg = <0xb121000 0x1000>,
+				      <0xb122000 0x1000>;
+				frame-number = <0>;
+				interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+			};
+
+			frame@b123000 {
+				reg = <0xb123000 0x1000>;
+				frame-number = <1>;
+				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
+				status = "disabled";
+			};
+
+			frame@b124000 {
+				reg = <0xb124000 0x1000>;
+				frame-number = <2>;
+				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+				status = "disabled";
+			};
+
+			frame@b125000 {
+				reg = <0xb125000 0x1000>;
+				frame-number = <3>;
+				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+				status = "disabled";
+			};
+
+			frame@b126000 {
+				reg = <0xb126000 0x1000>;
+				frame-number = <4>;
+				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+				status = "disabled";
+			};
+
+			frame@b127000 {
+				reg = <0xb127000 0x1000>;
+				frame-number = <5>;
+				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+				status = "disabled";
+			};
+
+			frame@b128000 {
+				reg = <0xb128000 0x1000>;
+				frame-number = <6>;
+				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+				status = "disabled";
+			};
+		};
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+		clock-frequency = <24000000>;
+	};
+};