Re: [PATCH 22/22] arm64: dts: qcom: Add reduced functional DT for SA8255p Ride platform

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On 28/08/2024 22:37, Nikunj Kela wrote:
> SA8255p Ride platform is an automotive virtual platform. This platform
> abstracts resources such as clocks, regulators etc. in the firmware VM.
> The device drivers request resources operations over SCMI using power,
> performance, reset and sensor protocols.
> 
> Multiple virtual SCMI instances are being employed for greater parallelism.
> These instances are tied to devices such that devices can have dedicated
> SCMI channel. Firmware VM (runs SCMI platform stack) is SMP enabled and
> can process requests from agents in parallel. Qualcomm smc transport is
> used for communication between SCMI agent and platform.
> 
> Let's add the reduced functional support for SA8255p Ride board.
> Subsequently, the support for PCIe, USB, UFS, Ethernet will be added.
> 
> Co-developed-by: Shazad Hussain <quic_shazhuss@xxxxxxxxxxx>
> Signed-off-by: Shazad Hussain <quic_shazhuss@xxxxxxxxxxx>
> Signed-off-by: Nikunj Kela <quic_nkela@xxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/Makefile           |    1 +
>  arch/arm64/boot/dts/qcom/sa8255p-pmics.dtsi |   80 +
>  arch/arm64/boot/dts/qcom/sa8255p-ride.dts   |  149 ++
>  arch/arm64/boot/dts/qcom/sa8255p-scmi.dtsi  | 2312 ++++++++++++++++++
>  arch/arm64/boot/dts/qcom/sa8255p.dtsi       | 2405 +++++++++++++++++++
>  5 files changed, 4947 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/sa8255p-pmics.dtsi
>  create mode 100644 arch/arm64/boot/dts/qcom/sa8255p-ride.dts
>  create mode 100644 arch/arm64/boot/dts/qcom/sa8255p-scmi.dtsi
>  create mode 100644 arch/arm64/boot/dts/qcom/sa8255p.dtsi
> 

...

> diff --git a/arch/arm64/boot/dts/qcom/sa8255p-ride.dts b/arch/arm64/boot/dts/qcom/sa8255p-ride.dts
> new file mode 100644
> index 000000000000..1dc03051ad92
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sa8255p-ride.dts
> @@ -0,0 +1,149 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +
> +#include "sa8255p.dtsi"
> +#include "sa8255p-pmics.dtsi"
> +#include "sa8255p-scmi.dtsi"
> +
> +/ {
> +	model = "Qualcomm Technologies, Inc. SA8255P Ride";
> +	compatible = "qcom,sa8255p-ride", "qcom,sa8255p";
> +
> +	aliases {
> +		i2c11 = &i2c11;
> +		i2c18 = &i2c18;
> +		serial0 = &uart10;
> +		serial1 = &uart4;
> +		spi16 = &spi16;
> +		scmichannels = &scmichannels;

Nothing parses this.



> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +&firmware {
> +	scmi0: scmi0 {

scmi-0


> +		compatible = "qcom,scmi-smc";
> +		arm,smc-id = <0xc6008012>;
> +		shmem = <&shmem0>;
> +
> +		interrupts = <GIC_SPI 963 IRQ_TYPE_EDGE_RISING>;
> +		interrupt-names = "a2p";
> +
> +		max-rx-timeout-ms = <3000>;
> +
> +		status = "disabled";

status is the last property (from properties)


...

> +
> +&soc {
> +	scmichannels: sram@d0000000 {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		compatible = "mmio-sram";
> +		reg = <0x0 0xd0000000 0x0 0x40000>;
> +		ranges = <0x0 0x0 0x0 0xffffffff>;
> +
> +		shmem0: scmi-sram@d0000000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0000000 0x1000>;
> +		};
> +
> +		shmem1: scmi-sram@d0001000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0001000 0x1000>;
> +		};
> +
> +		shmem2: scmi-sram@d0002000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0002000 0x1000>;
> +		};
> +
> +		shmem3: scmi-sram@d0003000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0003000 0x1000>;
> +		};
> +
> +		shmem4: scmi-sram@d0004000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0004000 0x1000>;
> +		};
> +
> +		shmem5: scmi-sram@d0005000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0005000 0x1000>;
> +		};
> +
> +		shmem6: scmi-sram@d0006000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0006000 0x1000>;
> +		};
> +
> +		shmem7: scmi-sram@d0007000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0007000 0x1000>;
> +		};
> +
> +		shmem8: scmi-sram@d0008000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0008000 0x1000>;
> +		};
> +
> +		shmem9: scmi-sram@d0009000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0009000 0x1000>;
> +		};
> +
> +		shmem10: scmi-sram@d000a000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd000a000 0x1000>;
> +		};
> +
> +		shmem11: scmi-sram@d000b000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd000b000 0x1000>;
> +		};
> +
> +		shmem12: scmi-sram@d000c000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd000c000 0x1000>;
> +		};
> +
> +		shmem13: scmi-sram@d000d000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd000d000 0x1000>;
> +		};
> +
> +		shmem14: scmi-sram@d000e000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd000e000 0x1000>;
> +		};
> +
> +		shmem15: scmi-sram@d000f000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd000f000 0x1000>;
> +		};
> +
> +		shmem16: scmi-sram@d0010000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0010000 0x1000>;
> +		};
> +
> +		shmem17: scmi-sram@d0011000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0011000 0x1000>;
> +		};
> +
> +		shmem18: scmi-sram@d0012000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0012000 0x1000>;
> +		};
> +
> +		shmem19: scmi-sram@d0013000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0013000 0x1000>;
> +		};
> +
> +		shmem20: scmi-sram@d0014000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0014000 0x1000>;
> +		};
> +
> +		shmem21: scmi-sram@d0015000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0015000 0x1000>;
> +		};
> +
> +		shmem22: scmi-sram@d0016000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0016000 0x1000>;
> +		};
> +
> +		shmem23: scmi-sram@d0017000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0017000 0x1000>;
> +		};
> +
> +		shmem24: scmi-sram@d0018000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0018000 0x1000>;
> +		};
> +
> +		shmem25: scmi-sram@d0019000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0019000 0x1000>;
> +		};
> +
> +		shmem26: scmi-sram@d001a000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd001a000 0x1000>;
> +		};
> +
> +		shmem27: scmi-sram@d001b000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd001b000 0x1000>;
> +		};
> +
> +		shmem28: scmi-sram@d001c000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd001c000 0x1000>;
> +		};
> +
> +		shmem29: scmi-sram@d001d000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd001d000 0x1000>;
> +		};
> +
> +		shmem30: scmi-sram@d001e000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd001e000 0x1000>;
> +		};
> +
> +		shmem31: scmi-sram@d001f000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd001f000 0x1000>;
> +		};
> +
> +		shmem32: scmi-sram@d0020000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0020000 0x1000>;
> +		};
> +
> +		shmem33: scmi-sram@d0021000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0021000 0x1000>;
> +		};
> +
> +		shmem34: scmi-sram@d0022000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0022000 0x1000>;
> +		};
> +
> +		shmem35: scmi-sram@d0023000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0023000 0x1000>;
> +		};
> +
> +		shmem36: scmi-sram@d0024000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0024000 0x1000>;
> +		};
> +
> +		shmem37: scmi-sram@d0025000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0025000 0x1000>;
> +		};
> +
> +		shmem38: scmi-sram@d0026000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0026000 0x1000>;
> +		};
> +
> +		shmem39: scmi-sram@d0027000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0027000 0x1000>;
> +		};
> +
> +		shmem40: scmi-sram@d0028000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0028000 0x1000>;
> +		};
> +
> +		shmem41: scmi-sram@d0029000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0029000 0x1000>;
> +		};
> +
> +		shmem42: scmi-sram@d002a000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd002a000 0x1000>;
> +		};
> +
> +		shmem43: scmi-sram@d002b000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd002b000 0x1000>;
> +		};
> +
> +		shmem44: scmi-sram@d002c000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd002c000 0x1000>;
> +		};
> +
> +		shmem45: scmi-sram@d002d000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd002d000 0x1000>;
> +		};
> +
> +		shmem46: scmi-sram@d002e000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd002e000 0x1000>;
> +		};
> +
> +		shmem47: scmi-sram@d002f000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd002f000 0x1000>;
> +		};
> +
> +		shmem48: scmi-sram@d0030000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0030000 0x1000>;
> +		};
> +
> +		shmem49: scmi-sram@d0031000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0031000 0x1000>;
> +		};
> +
> +		shmem50: scmi-sram@d0032000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0032000 0x1000>;
> +		};
> +
> +		shmem51: scmi-sram@d0033000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0033000 0x1000>;
> +		};
> +
> +		shmem52: scmi-sram@d0034000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0034000 0x1000>;
> +		};
> +
> +		shmem53: scmi-sram@d0035000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0035000 0x1000>;
> +		};
> +
> +		shmem54: scmi-sram@d0036000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0036000 0x1000>;
> +		};
> +
> +		shmem55: scmi-sram@d0037000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0037000 0x1000>;
> +		};
> +
> +		shmem56: scmi-sram@d0038000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0038000 0x1000>;
> +		};
> +
> +		shmem57: scmi-sram@d0039000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd0039000 0x1000>;
> +		};
> +
> +		shmem58: scmi-sram@d003a000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd003a000 0x1000>;
> +		};
> +
> +		shmem59: scmi-sram@d003b000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd003b000 0x1000>;
> +		};
> +
> +		shmem60: scmi-sram@d003c000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd003c000 0x1000>;
> +		};
> +
> +		shmem61: scmi-sram@d003d000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd003d000 0x1000>;
> +		};
> +
> +		shmem62: scmi-sram@d003e000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd003e000 0x1000>;
> +		};
> +
> +		shmem63: scmi-sram@d003f000 {
> +			compatible = "arm,scmi-shmem";
> +			reg = <0xd003f000 0x1000>;
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/qcom/sa8255p.dtsi b/arch/arm64/boot/dts/qcom/sa8255p.dtsi
> new file mode 100644
> index 000000000000..c354f76ffa5e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sa8255p.dtsi
> @@ -0,0 +1,2405 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
> + */
> +
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/mailbox/qcom-ipcc.h>
> +
> +/ {
> +	interrupt-parent = <&intc>;
> +
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +
> +	clocks {
> +		xo_board_clk: xo-board-clk {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +		};
> +
> +		sleep_clk: sleep-clk {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +		};
> +
> +		gpll0_board_clk: gpll0-board-clk {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +		};
> +
> +		bi_tcxo_div2: bi-tcxo-div2-clk {
> +			compatible = "fixed-factor-clock";
> +			clocks = <&xo_board_clk>;
> +			clock-mult = <1>;
> +			clock-div = <2>;
> +			#clock-cells = <0>;
> +		};
> +	};
> +
> +	cpus {
> +		#address-cells = <2>;
> +		#size-cells = <0>;
> +
> +		CPU0: cpu@0 {

Lowercase label.

...

Best regards,
Krzysztof





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