Re: [PATCH v2 1/8] arm64: dts: qcom: sm8150: add base dts file

[Niklas Cassel <niklas.cassel@linaro.org>]

On Tue, Aug 20, 2019 at 12:12:09PM +0530, Vinod Koul wrote:
> This add base DTS file with cpu, psci, firmware, clock, tlmm and
> spmi nodes which enables boot to console
> 
> Signed-off-by: Vinod Koul <vkoul@kernel.org>
> ---
>  arch/arm64/boot/dts/qcom/sm8150.dtsi | 305 +++++++++++++++++++++++++++
>  1 file changed, 305 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/sm8150.dtsi
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> new file mode 100644
> index 000000000000..d9dc95f851b7
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
> @@ -0,0 +1,305 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +// Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
> +// Copyright (c) 2019, Linaro Limited
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/soc/qcom,rpmh-rsc.h>
> +#include <dt-bindings/clock/qcom,rpmh.h>
> +
> +/ {
> +	interrupt-parent = <&intc>;
> +
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +
> +	chosen { };

What is the point of an empty node without a label?
Perhaps I'm missing something.

> +
> +	clocks {
> +		xo_board: xo-board {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <38400000>;
> +			clock-output-names = "xo_board";
> +		};
> +
> +		sleep_clk: sleep-clk {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <32764>;
> +			clock-output-names = "sleep_clk";
> +		};
> +	};
> +
> +	cpus {
> +		#address-cells = <2>;
> +		#size-cells = <0>;
> +
> +		CPU0: cpu@0 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";

I don't see this compatible in
Documentation/devicetree/bindings/arm/cpus.yaml

> +			reg = <0x0 0x0>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_0>;
> +			L2_0: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +				L3_0: l3-cache {
> +				      compatible = "cache";
> +				};
> +			};
> +		};
> +
> +		CPU1: cpu@100 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";
> +			reg = <0x0 0x100>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_100>;
> +			L2_100: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +			};
> +
> +		};
> +
> +		CPU2: cpu@200 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";
> +			reg = <0x0 0x200>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_200>;
> +			L2_200: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +			};
> +		};
> +
> +		CPU3: cpu@300 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";
> +			reg = <0x0 0x300>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_300>;
> +			L2_300: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +			};
> +		};
> +
> +		CPU4: cpu@400 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";
> +			reg = <0x0 0x400>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_400>;
> +			L2_400: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +			};
> +		};
> +
> +		CPU5: cpu@500 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";
> +			reg = <0x0 0x500>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_500>;
> +			L2_500: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +			};
> +		};
> +
> +		CPU6: cpu@600 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";
> +			reg = <0x0 0x600>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_600>;
> +			L2_600: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +			};
> +		};
> +
> +		CPU7: cpu@700 {
> +			device_type = "cpu";
> +			compatible = "qcom,kryo485";
> +			reg = <0x0 0x700>;
> +			enable-method = "psci";
> +			next-level-cache = <&L2_700>;
> +			L2_700: l2-cache {
> +				compatible = "cache";
> +				next-level-cache = <&L3_0>;
> +			};
> +		};
> +	};

I was expecting to see the cpu-map here, defining
the core to cluster relationship.

> +
> +	firmware {
> +		scm: scm {
> +			compatible = "qcom,scm-sm8150", "qcom,scm";
> +			#reset-cells = <1>;
> +		};
> +	};
> +
> +	memory@80000000 {
> +		device_type = "memory";
> +		/* We expect the bootloader to fill in the size */
> +		reg = <0 0x80000000 0 0>;
> +	};
> +
> +	psci {
> +		compatible = "arm,psci-1.0";
> +		method = "smc";
> +	};
> +
> +	soc: soc@0 {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges = <0 0 0 0xffffffff>;
> +		compatible = "simple-bus";
> +
> +		gcc: clock-controller@100000 {
> +			compatible = "qcom,gcc-sm8150";
> +			reg = <0x00100000 0x1f0000>;
> +			#clock-cells = <1>;
> +			#reset-cells = <1>;
> +			#power-domain-cells = <1>;
> +			clock-names = "bi_tcxo",
> +				      "sleep_clk";
> +			clocks = <&rpmhcc RPMH_CXO_CLK>,
> +				 <&sleep_clk>;
> +		};
> +
> +		qupv3_id_1: geniqup@ac0000 {
> +			compatible = "qcom,geni-se-qup";
> +			reg = <0x00ac0000 0x6000>;
> +			clock-names = "m-ahb", "s-ahb";
> +			clocks = <&gcc 123>,
> +				 <&gcc 124>;

Is there no defines for these?

> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges;
> +			status = "disabled";
> +
> +			uart2: serial@a90000 {
> +				compatible = "qcom,geni-debug-uart";
> +				reg = <0x00a90000 0x4000>;
> +				clock-names = "se";
> +				clocks = <&gcc 105>;
> +				interrupts = <GIC_SPI 357 IRQ_TYPE_LEVEL_HIGH>;
> +				status = "disabled";
> +			};
> +		};
> +
> +		tlmm: pinctrl@3100000 {
> +			compatible = "qcom,sm8150-pinctrl";
> +			reg = <0x03100000 0x300000>,
> +			      <0x03500000 0x300000>,
> +			      <0x03900000 0x300000>,
> +			      <0x03d00000 0x300000>;
> +			reg-names = "west", "east", "north", "south";
> +			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
> +			gpio-ranges = <&tlmm 0 0 175>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +
> +		intc: interrupt-controller@17a00000 {
> +			compatible = "arm,gic-v3";
> +			interrupt-controller;
> +			#interrupt-cells = <3>;
> +			reg = <0x17a00000 0x10000>,	/* GICD */
> +			      <0x17a60000 0x100000>;	/* GICR * 8 */
> +			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> +		};
> +
> +		timer@17c20000 {
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges;
> +			compatible = "arm,armv7-timer-mem";
> +			reg = <0x17c20000 0x1000>;
> +			clock-frequency = <19200000>;
> +
> +			frame@17c21000{
> +				frame-number = <0>;
> +				interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
> +					     <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x17c21000 0x1000>,
> +				      <0x17c22000 0x1000>;
> +			};
> +
> +			frame@17c23000 {
> +				frame-number = <1>;
> +				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x17c23000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@17c25000 {
> +				frame-number = <2>;
> +				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x17c25000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@17c27000 {
> +				frame-number = <3>;
> +				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x17c26000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@17c29000 {
> +				frame-number = <4>;
> +				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x17c29000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@17c2b000 {
> +				frame-number = <5>;
> +				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x17c2b000 0x1000>;
> +				status = "disabled";
> +			};
> +
> +			frame@17c2d000 {
> +				frame-number = <6>;
> +				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
> +				reg = <0x17c2d000 0x1000>;
> +				status = "disabled";
> +			};
> +		};
> +
> +		spmi_bus: spmi@c440000 {
> +			compatible = "qcom,spmi-pmic-arb";
> +			reg = <0x0c440000 0x0001100>,
> +			      <0x0c600000 0x2000000>,
> +			      <0x0e600000 0x0100000>,
> +			      <0x0e700000 0x00a0000>,
> +			      <0x0c40a000 0x0026000>;
> +			reg-names = "core", "chnls", "obsrvr", "intr", "cnfg";
> +			interrupt-names = "periph_irq";
> +			interrupts = <GIC_SPI 481 IRQ_TYPE_LEVEL_HIGH>;
> +			qcom,ee = <0>;
> +			qcom,channel = <0>;
> +			#address-cells = <2>;
> +			#size-cells = <0>;
> +			interrupt-controller;
> +			#interrupt-cells = <4>;
> +			cell-index = <0>;
> +		};
> +	};
> +
> +	timer {
> +		compatible = "arm,armv8-timer";
> +		interrupts = <GIC_PPI 1 IRQ_TYPE_LEVEL_LOW>,
> +			     <GIC_PPI 2 IRQ_TYPE_LEVEL_LOW>,
> +			     <GIC_PPI 3 IRQ_TYPE_LEVEL_LOW>,
> +			     <GIC_PPI 0 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +};
> -- 
> 2.20.1
>