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From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Varadarajan Narayanan <varada@codeaurora.org>
Cc: agross@kernel.org, robh+dt@kernel.org, mturquette@baylibre.com,
	sboyd@kernel.org, linus.walleij@linaro.org,
	catalin.marinas@arm.com, will@kernel.org, p.zabel@pengutronix.de,
	nsekar@codeaurora.org, linux-arm-msm@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, sricharan@codeaurora.org
Subject: Re: [PATCH 6/7] arm64: dts: Add ipq5018 SoC and MP03 board support
Date: Tue, 5 Jan 2021 12:55:03 -0600	[thread overview]
Message-ID: <X/S2B8HkWkFUWuUl@builder.lan> (raw)
In-Reply-To: <1601270140-4306-7-git-send-email-varada@codeaurora.org>

On Mon 28 Sep 00:15 CDT 2020, Varadarajan Narayanan wrote:

> Add initial device tree support for the Qualcomm IPQ5018 SoC and
> MP03.1-C2 board.
> 
> Signed-off-by: Varadarajan Narayanan <varada@codeaurora.org>
> ---
>  Documentation/devicetree/bindings/arm/qcom.yaml |   7 +
>  arch/arm64/boot/dts/qcom/Makefile               |   1 +
>  arch/arm64/boot/dts/qcom/ipq5018-mp03.1-c2.dts  |  30 ++++
>  arch/arm64/boot/dts/qcom/ipq5018.dtsi           | 201 ++++++++++++++++++++++++
>  4 files changed, 239 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/ipq5018-mp03.1-c2.dts
>  create mode 100644 arch/arm64/boot/dts/qcom/ipq5018.dtsi
> 
> diff --git a/Documentation/devicetree/bindings/arm/qcom.yaml b/Documentation/devicetree/bindings/arm/qcom.yaml
> index 6031aee..694063f 100644
> --- a/Documentation/devicetree/bindings/arm/qcom.yaml
> +++ b/Documentation/devicetree/bindings/arm/qcom.yaml
> @@ -28,6 +28,7 @@ description: |
>          apq8074
>          apq8084
>          apq8096
> +        ipq5018
>          ipq6018
>          ipq8074
>          mdm9615
> @@ -49,6 +50,7 @@ description: |
>          hk01
>          idp
>          liquid
> +        mp03
>          mtp
>          qrd
>          sbc
> @@ -142,6 +144,11 @@ properties:
>  
>        - items:
>            - enum:
> +              - qcom,ipq5018-mp03
> +          - const: qcom,ipq5018
> +
> +      - items:
> +          - enum:
>                - qcom,ipq8064-ap148
>            - const: qcom,ipq8064
>  
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index d8f1466..3873970 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -4,6 +4,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= apq8096-db820c.dtb
>  dtb-$(CONFIG_ARCH_QCOM) += apq8096-ifc6640.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= ipq6018-cp01-c1.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= ipq8074-hk01.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= ipq5018-mp03.1-c2.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-mtp.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-longcheer-l8150.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= msm8916-samsung-a3u-eur.dtb
> diff --git a/arch/arm64/boot/dts/qcom/ipq5018-mp03.1-c2.dts b/arch/arm64/boot/dts/qcom/ipq5018-mp03.1-c2.dts
> new file mode 100644
> index 00000000..41bb3b3
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/ipq5018-mp03.1-c2.dts
> @@ -0,0 +1,30 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * IPQ5018 CP01 board device tree source
> + *
> + * Copyright (c) 2019, The Linux Foundation. All rights reserved.
> + */
> +
> +/dts-v1/;
> +
> +#include "ipq5018.dtsi"
> +
> +/ {
> +	model = "Qualcomm Technologies, Inc. IPQ5018/AP-MP03-C2";
> +	compatible = "qcom,ipq5018-mp03", "qcom,ipq5018";
> +
> +	aliases {
> +		serial0 = &blsp1_uart1;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +		bootargs-append = " swiotlb=1";
> +	};
> +};
> +
> +&blsp1_uart1 {
> +	pinctrl-0 = <&serial_1_pins>;
> +	pinctrl-names = "default";
> +	status = "ok";
> +};
> diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> new file mode 100644
> index 00000000..12492a4
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
> @@ -0,0 +1,201 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * IPQ5018 SoC device tree source
> + *
> + * Copyright (c) 2019, The Linux Foundation. All rights reserved.
> + */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/qcom,gcc-ipq5018.h>
> +#include <dt-bindings/reset/qcom,gcc-ipq5018.h>
> +
> +/ {
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +	interrupt-parent = <&intc>;
> +
> +	clocks {
> +		sleep_clk: sleep-clk {
> +			compatible = "fixed-clock";
> +			clock-frequency = <32000>;
> +			#clock-cells = <0>;
> +		};
> +
> +		xo: xo {
> +			compatible = "fixed-clock";
> +			clock-frequency = <24000000>;
> +			#clock-cells = <0>;
> +		};
> +	};
> +
> +	cpus: cpus {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		CPU0: cpu@0 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a53";
> +			reg = <0x0>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_0>;
> +		};
> +
> +		CPU1: cpu@1 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a53";
> +			enable-method = "psci";
> +			reg = <0x1>;
> +			next-level-cache = <&L2_0>;
> +		};
> +
> +		L2_0: l2-cache {
> +			compatible = "cache";
> +			cache-level = <0x2>;
> +		};
> +	};
> +
> +	pmuv8: pmu {
> +		compatible = "arm,cortex-a53-pmu";
> +		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) |
> +					 IRQ_TYPE_LEVEL_HIGH)>;
> +	};
> +
> +	psci: psci {
> +		compatible = "arm,psci-1.0";
> +		method = "smc";
> +	};
> +
> +	reserved-memory {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		tz: tz@4ac00000 {
> +			reg = <0x0 0x4ac00000 0x0 0x00400000>;
> +			no-map;
> +		};
> +	};
> +
> +	soc: soc {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges = <0 0 0 0xffffffff>;
> +		dma-ranges;

You can't have an empty dma-ranges when the bus and the parent node has
different #address/size-cells.

See 77e9c198b155 ("arm64: dts: qcom: clear the warnings caused by empty dma-ranges")

> +		compatible = "simple-bus";
> +
> +		tlmm: pinctrl@1000000 {
> +			compatible = "qcom,ipq5018-pinctrl";
> +			reg = <0x01000000 0x300000>;
> +			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			gpio-ranges = <&tlmm 0 80>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +
> +			serial_1_pins: serial1-pinmux {
> +				pins = "gpio31", "gpio32", "gpio33", "gpio34";
> +				function = "blsp1_uart1";
> +				drive-strength = <8>;
> +				bias-pull-down;
> +			};
> +		};
> +
> +		gcc: gcc@1800000 {
> +			compatible = "qcom,gcc-ipq5018";
> +			reg = <0x01800000 0x80000>;
> +			clocks = <&xo>, <&sleep_clk>;
> +			clock-names = "xo", "sleep_clk";
> +			#clock-cells = <1>;
> +			#reset-cells = <1>;
> +		};
> +
> +		blsp1_uart1: serial@78af000 {
> +			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
> +			reg = <0x078af000 0x200>;
> +			interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&gcc GCC_BLSP1_UART1_APPS_CLK>,
> +				<&gcc GCC_BLSP1_AHB_CLK>;
> +			clock-names = "core", "iface";
> +			status = "disabled";
> +		};
> +
> +		intc: interrupt-controller@b000000 {
> +			compatible = "qcom,msm-qgic2";
> +			interrupt-controller;
> +			#interrupt-cells = <0x3>;
> +			reg =   <0x0b000000 0x1000>,  /*GICD*/
> +				<0x0b002000 0x1000>,  /*GICC*/
> +				<0x0b001000 0x1000>,  /*GICH*/
> +				<0x0b004000 0x1000>;  /*GICV*/
> +			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> +		};
> +
> +		timer {

This isn't a mmio device, so move it outside /soc

Thanks,
Bjorn

> +			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)>;
> +		};
> +
> +		timer@b120000 {
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges;
> +			compatible = "arm,armv7-timer-mem";
> +			reg = <0x0b120000 0x1000>;
> +			clock-frequency = <19200000>;
> +
> +			frame@b120000 {
> +				frame-number = <0>;
> +				interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
> +					     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x0b121000 0x1000>,
> +				      <0x0b122000 0x1000>;
> +			};
> +
> +			frame@b123000 {
> +				frame-number = <1>;
> +				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0xb123000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@b124000 {
> +				frame-number = <2>;
> +				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x0b124000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@b125000 {
> +				frame-number = <3>;
> +				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x0b125000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@b126000 {
> +				frame-number = <4>;
> +				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x0b126000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@b127000 {
> +				frame-number = <5>;
> +				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x0b127000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@b128000 {
> +				frame-number = <6>;
> +				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x0b128000 0x1000>;
> +				status = "disabled";
> +			};
> +		};
> +	};
> +};
> -- 
> 2.7.4
> 

  parent reply	other threads:[~2021-01-05 18:56 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-28  5:15 [PATCH 0/7] Add minimal boot support for IPQ5018 Varadarajan Narayanan
2020-09-28  5:15 ` [PATCH 1/7] clk: qcom: clk-alpha-pll: Add support for Stromer PLLs Varadarajan Narayanan
2020-10-14  2:36   ` Stephen Boyd
2020-12-26  0:51   ` Konrad Dybcio
2021-01-05  8:55     ` Varadarajan Narayanan
2020-09-28  5:15 ` [PATCH 2/7] dt-bindings: arm64: ipq5018: Add binding descriptions for clock and reset Varadarajan Narayanan
2020-09-29 19:24   ` Rob Herring
2020-09-28  5:15 ` [PATCH 4/7] dt-bindings: pinctrl: qcom: Add ipq5018 pinctrl bindings Varadarajan Narayanan
2020-09-28 18:10   ` Rob Herring
2020-09-29  8:15     ` Varadarajan Narayanan
2020-09-28  5:15 ` [PATCH 5/7] pinctrl: qcom: Add IPQ5018 pinctrl driver Varadarajan Narayanan
2020-09-28 18:43   ` Bjorn Andersson
2020-09-29  8:04     ` Varadarajan Narayanan
2020-09-28  5:15 ` [PATCH 6/7] arm64: dts: Add ipq5018 SoC and MP03 board support Varadarajan Narayanan
2020-10-06 18:18   ` Rob Herring
2021-01-05 18:55   ` Bjorn Andersson [this message]
2020-09-28  5:15 ` [PATCH 7/7] arm64: defconfig: Enable IPQ5018 SoC base configs Varadarajan Narayanan
     [not found] ` <1601270140-4306-4-git-send-email-varada@codeaurora.org>
2020-10-14  2:28   ` [PATCH 3/7] clk: qcom: Add Global Clock controller (GCC) driver for IPQ5018 Stephen Boyd

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