Re: [PATCH v2 07/13] arm64: dts: Add Pensando Elba SoC support

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On Sun, Mar 28, 2021 at 06:59:32PM -0700, Brad Larson wrote:
> Add Pensando common and Elba SoC specific device nodes

Build your dtb with W=1 and 'make dtbs_check' and fix warnings.

> 
> Signed-off-by: Brad Larson <brad@xxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/Makefile                  |   1 +
>  arch/arm64/boot/dts/pensando/Makefile         |   6 +
>  arch/arm64/boot/dts/pensando/elba-16core.dtsi | 170 ++++++++++
>  .../boot/dts/pensando/elba-asic-common.dtsi   | 112 +++++++
>  arch/arm64/boot/dts/pensando/elba-asic.dts    |   7 +
>  .../boot/dts/pensando/elba-flash-parts.dtsi   |  78 +++++
>  arch/arm64/boot/dts/pensando/elba.dtsi        | 310 ++++++++++++++++++
>  7 files changed, 684 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/pensando/Makefile
>  create mode 100644 arch/arm64/boot/dts/pensando/elba-16core.dtsi
>  create mode 100644 arch/arm64/boot/dts/pensando/elba-asic-common.dtsi
>  create mode 100644 arch/arm64/boot/dts/pensando/elba-asic.dts
>  create mode 100644 arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi
>  create mode 100644 arch/arm64/boot/dts/pensando/elba.dtsi
> 
> diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
> index f1173cd93594..c85db0a097fe 100644
> --- a/arch/arm64/boot/dts/Makefile
> +++ b/arch/arm64/boot/dts/Makefile
> @@ -19,6 +19,7 @@ subdir-y += marvell
>  subdir-y += mediatek
>  subdir-y += microchip
>  subdir-y += nvidia
> +subdir-y += pensando
>  subdir-y += qcom
>  subdir-y += realtek
>  subdir-y += renesas
> diff --git a/arch/arm64/boot/dts/pensando/Makefile b/arch/arm64/boot/dts/pensando/Makefile
> new file mode 100644
> index 000000000000..0c2c0961e64a
> --- /dev/null
> +++ b/arch/arm64/boot/dts/pensando/Makefile
> @@ -0,0 +1,6 @@
> +# SPDX-License-Identifier: GPL-2.0
> +dtb-$(CONFIG_ARCH_PENSANDO_ELBA_SOC) += elba-asic.dtb
> +
> +always-y	:= $(dtb-y)
> +subdir-y	:= $(dts-dirs)
> +clean-files	:= *.dtb
> diff --git a/arch/arm64/boot/dts/pensando/elba-16core.dtsi b/arch/arm64/boot/dts/pensando/elba-16core.dtsi
> new file mode 100644
> index 000000000000..a6c47899b69a
> --- /dev/null
> +++ b/arch/arm64/boot/dts/pensando/elba-16core.dtsi
> @@ -0,0 +1,170 @@
> +
> +/ {
> +	cpus {
> +		#address-cells = <2>;
> +		#size-cells = <0>;
> +
> +		cpu-map {
> +			cluster0 {
> +				core0 { cpu = <&cpu0>; };
> +				core1 { cpu = <&cpu1>; };
> +				core2 { cpu = <&cpu2>; };
> +				core3 { cpu = <&cpu3>; };
> +			};
> +			cluster1 {
> +				core0 { cpu = <&cpu4>; };
> +				core1 { cpu = <&cpu5>; };
> +				core2 { cpu = <&cpu6>; };
> +				core3 { cpu = <&cpu7>; };
> +			};
> +			cluster2 {
> +				core0 { cpu = <&cpu8>; };
> +				core1 { cpu = <&cpu9>; };
> +				core2 { cpu = <&cpu10>; };
> +				core3 { cpu = <&cpu11>; };
> +			};
> +			cluster3 {
> +				core0 { cpu = <&cpu12>; };
> +				core1 { cpu = <&cpu13>; };
> +				core2 { cpu = <&cpu14>; };
> +				core3 { cpu = <&cpu15>; };
> +			};
> +		};
> +
> +		// CLUSTER 0
> +		cpu0: cpu@0 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";

This should give you a warning.

> +			reg = <0 0x0>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_0>;
> +		};
> +		cpu1: cpu@1 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x1>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_0>;
> +		};
> +		cpu2: cpu@2 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x2>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_0>;
> +		};
> +		cpu3: cpu@3 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x3>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_0>;
> +		};
> +
> +		l2_0: l2-cache0 {
> +			compatible = "cache";
> +		};
> +
> +		// CLUSTER 1
> +		cpu4: cpu@100 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x100>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_1>;
> +		};
> +		cpu5: cpu@101 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x101>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_1>;
> +		};
> +		cpu6: cpu@102 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x102>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_1>;
> +		};
> +		cpu7: cpu@103 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x103>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_1>;
> +		};
> +
> +		l2_1: l2-cache1 {
> +			compatible = "cache";
> +		};
> +
> +		// CLUSTER 2
> +		cpu8: cpu@200 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x200>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_2>;
> +		};
> +		cpu9: cpu@201 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x201>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_2>;
> +		};
> +		cpu10: cpu@202 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x202>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_2>;
> +		};
> +		cpu11: cpu@203 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x203>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_2>;
> +		};
> +
> +		l2_2: l2-cache2 {
> +			compatible = "cache";
> +		};
> +
> +		// CLUSTER 3
> +		cpu12: cpu@300 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x300>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_3>;
> +		};
> +		cpu13: cpu@301 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x301>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_3>;
> +		};
> +		cpu14: cpu@302 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x302>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_3>;
> +		};
> +		cpu15: cpu@303 {
> +			device_type = "cpu";
> +			compatible = "arm,cortex-a72", "arm,armv8";
> +			reg = <0 0x303>;
> +			enable-method = "spin-table";
> +			next-level-cache = <&l2_3>;
> +		};
> +
> +		l2_3: l2-cache3 {
> +			compatible = "cache";
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/pensando/elba-asic-common.dtsi b/arch/arm64/boot/dts/pensando/elba-asic-common.dtsi
> new file mode 100644
> index 000000000000..7de2c35e7fcc
> --- /dev/null
> +++ b/arch/arm64/boot/dts/pensando/elba-asic-common.dtsi
> @@ -0,0 +1,112 @@
> +
> +/ {
> +	model = "Elba ASIC Board";
> +
> +	aliases {
> +		serial0 = &uart0;
> +                spi0 = &spi0;
> +                spi1 = &qspi;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:19200n8";
> +	};
> +};
> +
> +&ahb_clk {
> +	clock-frequency = <400000000>;
> +};
> +
> +&emmc_clk {
> +	clock-frequency = <200000000>;
> +};
> +
> +&flash_clk {
> +	clock-frequency = <400000000>;
> +};
> +
> +&ref_clk {
> +	clock-frequency = <156250000>;
> +};
> +
> +&qspi {
> +	status = "okay";
> +	flash0: mt25q@0 {

flash@0

> +		compatible = "jdec,spi-nor";

jedec,spi-nor

> +		reg = <0>;
> +		spi-max-frequency = <40000000>;
> +		spi-rx-bus-width = <2>;
> +		m25p,fast-read;
> +		cdns,read-delay = <0>;
> +		cdns,tshsl-ns = <0>;
> +		cdns,tsd2d-ns = <0>;
> +		cdns,tchsh-ns = <0>;
> +		cdns,tslch-ns = <0>;
> +	};
> +};
> +
> +&gpio0 {
> +	status = "ok";
> +};
> +
> +&emmc {
> +	bus-width = <8>;
> +	status = "ok";
> +};
> +
> +&wdt0 {
> +	status = "okay";
> +};
> +
> +&i2c0 {
> +	clock-frequency = <100000>;
> +	status = "okay";
> +	tmp451@4c {
> +		compatible = "ti,tmp451";
> +		reg = <0x4c>;
> +	};
> +	tps53659@62 {
> +		compatible = "ti,tps53659";
> +		reg = <0x62>;
> +	};
> +	pcf85263@51 {
> +		compatible = "nxp,pcf85263";
> +		reg = <0x51>;
> +	};
> +};
> +
> +&spi0 {
> +	num-cs = <4>;
> +	cs-gpios = <&spics 0 0>, <&spics 1 0>, <&porta 1 0>, <&porta 7 0>;
> +	status = "okay";
> +	spi@0 {

'spi@' is reserved for SPI controllers.

> +		compatible = "pensando,cpld";

Any new compatibles need to be documented with schema.

> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		spi-max-frequency = <12000000>;
> +		reg = <0>;
> +	};
> +	spi@1 {
> +		compatible = "pensando,cpld";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		spi-max-frequency = <12000000>;
> +		reg = <1>;
> +	};
> +	spi@2 {
> +		compatible = "pensando,cpld-rd1173";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		spi-max-frequency = <12000000>;
> +		reg = <2>;
> +		interrupt-parent = <&porta>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +	spi@3 {
> +		compatible = "pensando,cpld";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		spi-max-frequency = <12000000>;
> +		reg = <3>;
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/pensando/elba-asic.dts b/arch/arm64/boot/dts/pensando/elba-asic.dts
> new file mode 100644
> index 000000000000..d074b1f1574a
> --- /dev/null
> +++ b/arch/arm64/boot/dts/pensando/elba-asic.dts
> @@ -0,0 +1,7 @@
> +
> +/dts-v1/;
> +
> +#include "elba.dtsi"
> +#include "elba-16core.dtsi"
> +#include "elba-asic-common.dtsi"
> +#include "elba-flash-parts.dtsi"
> diff --git a/arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi b/arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi
> new file mode 100644
> index 000000000000..7fff1d653592
> --- /dev/null
> +++ b/arch/arm64/boot/dts/pensando/elba-flash-parts.dtsi
> @@ -0,0 +1,78 @@
> +&flash0 {
> +	partitions {
> +		compatible = "fixed-partitions";

This should just be moved into elba-asic-common.dtsi IMO unless you have 
good reasons to keep it separate.

> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		partition@0 {
> +			label = "flash";
> +			reg = <0x00010000 0x0fff0000>;
> +		};
> +		partition@f0000 {
> +			label = "golduenv";
> +			reg = <0x000f0000 0x00010000>;
> +		};
> +		partition@100000 {
> +			label = "boot0";
> +			reg = <0x00100000 0x00080000>;
> +		};
> +		partition@180000 {
> +			label = "golduboot";
> +			reg = <0x00180000 0x00200000>;
> +		};
> +		partition@400000 {
> +			label = "goldfw";
> +			reg = <0x00400000 0x03c00000>;
> +		};
> +		partition@4010000 {
> +			label = "fwmap";
> +			reg = <0x04010000 0x00020000>;
> +		};
> +		partition@4030000 {
> +			label = "fwsel";
> +			reg = <0x04030000 0x00020000>;
> +		};
> +		partition@4090000 {
> +			label = "bootlog";
> +			reg = <0x04090000 0x00020000>;
> +		};
> +		partition@40b0000 {
> +			label = "panicbuf";
> +			reg = <0x040b0000 0x00020000>;
> +		};
> +		partition@40d0000 {
> +			label = "uservars";
> +			reg = <0x040d0000 0x00020000>;
> +		};
> +		partition@4200000 {
> +			label = "uboota";
> +			reg = <0x04200000 0x00400000>;
> +		};
> +		partition@4600000 {
> +			label = "ubootb";
> +			reg = <0x04600000 0x00400000>;
> +		};
> +		partition@4a00000 {
> +			label = "mainfwa";
> +			reg = <0x04a00000 0x01000000>;
> +		};
> +		partition@5a00000 {
> +			label = "mainfwb";
> +			reg = <0x05a00000 0x01000000>;
> +		};
> +		partition@8000000 {
> +			label = "diagfw";
> +			reg = <0x08000000 0x07fe0000>;
> +		};
> +		partition@ffe0000 {
> +			label = "ubootenv";
> +			reg = <0x0ffe0000 0x00010000>;
> +		};
> +	};
> +};
> +
> +&soc {
> +	panicdump@740b0000 {
> +		compatible = "pensando,capri-crash";
> +		reg = <0x0 0x740b0000 0x0 0x00020000>;
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/pensando/elba.dtsi b/arch/arm64/boot/dts/pensando/elba.dtsi
> new file mode 100644
> index 000000000000..6f6cfab2b502
> --- /dev/null
> +++ b/arch/arm64/boot/dts/pensando/elba.dtsi
> @@ -0,0 +1,310 @@
> +

You need SPDX license tags at the top of each file. checkpatch.pl should 
tell you this.

> +/*
> + * Copyright (c) 2019, Pensando Systems Inc.
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +
> +#include "dt-bindings/interrupt-controller/arm-gic.h"
> +
> +/ {
> +	compatible = "pensando,elba";

This needs an SoC family schema.

Generally this and 'model' should be in the same file (the board file).

> +
> +	interrupt-parent = <&gic>;
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +
> +	clocks {

Drop this container node.

> +		ahb_clk: oscillator0 {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +		};
> +		emmc_clk: oscillator2 {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +		};
> +		flash_clk: oscillator3 {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +		};
> +		ref_clk: oscillator4 {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +		};
> +	};
> +
> +	timer {
> +		compatible = "arm,armv8-timer";
> +		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) |
> +					IRQ_TYPE_LEVEL_LOW)>,
> +			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) |
> +					IRQ_TYPE_LEVEL_LOW)>,
> +			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) |
> +					IRQ_TYPE_LEVEL_LOW)>,
> +			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) |
> +					IRQ_TYPE_LEVEL_LOW)>;
> +	};
> +
> +	pmu {
> +		compatible = "arm,cortex-a72-pmu";
> +		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(1) |
> +				IRQ_TYPE_LEVEL_LOW)>;
> +	};
> +
> +	/* Common UIO device for MSI drivers */
> +	uio_penmsi {
> +		compatible = "pensando,uio_penmsi";
> +		name = "uio_penmsi";

No. What's UIO?

> +	};
> +
> +
> +	soc: soc {
> +		compatible = "simple-bus";
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		gic: interrupt-controller@800000 {

Order nodes by increasing unit address.

> +			compatible = "arm,gic-v3";
> +			#interrupt-cells = <3>;
> +			#address-cells = <2>;
> +			#size-cells = <2>;
> +			ranges;
> +			interrupt-controller;
> +			reg = <0x0 0x800000 0x0 0x200000>,	// GICD
> +			      <0x0 0xa00000 0x0 0x200000>;	// GICR
> +			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
> +
> +			its: interrupt-controller@820000 {
> +				compatible = "arm,gic-v3-its";
> +				msi-controller;
> +				#msi-cells = <1>;
> +				reg = <0x0 0x820000 0x0 0x10000>;
> +				socionext,synquacer-pre-its =
> +							<0xc00000 0x1000000>;
> +			};
> +		};
> +
> +		/*
> +		 * Until we  know the interrupt domain following this, we
> +		 * are forced to use this is the place where interrupts from
> +		 * PCI converge. In the ideal case, we use one domain higher,
> +		 * where the PCI-ness has been shed.
> +		 */
> +		pxc0_intr: intc@20102200 {

interrupt-controller@...

> +			compatible = "pensando,soc-ictlr-csrintr";
> +			interrupt-controller;
> +			reg = <0x0 0x20102200 0x0 0x4>;
> +			#interrupt-cells = <3>;
> +			interrupt-parent = <&gic>;
> +			interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-names = "pxc0_intr";
> +		};
> +
> +		uart0: serial@4800 {
> +			device_type = "serial";

Drop 'device_type'. It's deprecated for all but memory and pci.

> +			compatible = "ns16550a";
> +			reg = <0x0 0x4800 0x0 0x100>;
> +			clocks = <&ref_clk>;
> +			interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
> +			reg-shift = <2>;
> +			reg-io-width = <4>;
> +		};
> +
> +		qspi: spi@2400 {
> +			compatible = "pensando,cdns-qspi";
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			reg = <0x0 0x2400 0x0 0x400>,
> +			      <0x0 0x7fff0000 0x0 0x1000>;
> +			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&flash_clk>;
> +			cdns,fifo-depth = <1024>;
> +			cdns,fifo-width = <4>;
> +			cdns,trigger-address = <0x7fff0000>;
> +			status = "disabled";
> +		};
> +
> +		gpio0: gpio@4000 {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			compatible = "snps,dw-apb-gpio";
> +			reg = <0x0 0x4000 0x0 0x78>;
> +			status = "disabled";
> +
> +			porta: gpio-controller@0 {

gpio@0

> +				compatible = "snps,dw-apb-gpio-port";
> +				reg = <0>;
> +				gpio-controller;
> +				#gpio-cells = <2>;
> +				ngpios = <8>;
> +				interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
> +				interrupt-controller;
> +				interrupt-parent = <&gic>;
> +				#interrupt-cells = <2>;
> +			};
> +			portb: gpio-controller@1 {
> +				compatible = "snps,dw-apb-gpio-port";
> +				reg = <1>;
> +				gpio-controller;
> +				#gpio-cells = <2>;
> +				ngpios = <8>;
> +			};
> +		};
> +
> +		i2c0: i2c@400 {
> +			compatible = "snps,designware-i2c";
> +			reg = <0x0 0x400 0x0 0x100>;
> +			clocks = <&ahb_clk>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			i2c-sda-hold-time-ns = <480>;
> +			snps,sda-timeout-ms = <750>;
> +			interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
> +			status = "disabled";
> +		};
> +
> +		/* UIO device using interrupt line PCIEMAC */

UIO is a kernel thing. It doesn't belong in DT.

> +		pciemac@20102200 {
> +			#address-cells = <2>;
> +			#size-cells = <2>;
> +			#interrupt-cells = <3>;
> +
> +			compatible = "pensando,uio_pciemac";
> +			register-type = "csr-interrupt";
> +			interrupt-parent = <&pxc0_intr>;
> +			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
> +			reg = <0x0 0x20102200 0x0 0x10>; /* pxc0_intr */
> +
> +			enable_csr_paddr = <0x0 0x20102200 0x0 0x10>;
> +			enable_mask = <(1 << 0)>;
> +		};

This needs some work, but no idea what the h/w is to give any guidance.

> +
> +		/* MSI UIO device 1 */
> +		uio_penmsi1@520000 {
> +			compatible = "pensando,uio_penmsi1";
> +			reg = <0x0 0x520000 0x0 0x10000>;
> +			msi-parent = <&its 0xa>;
> +			num-interrupts = <16>;  /* # MSI interrupts to get */
> +		};
> +
> +		spics: spics@307c2468 {
> +			compatible = "pensando,elba-spics";
> +			reg = <0x0 0x307c2468 0x0 0x4>;
> +			gpio-controller;
> +			#gpio-cells = <2>;
> +		};
> +
> +		spi0: spi@2800 {
> +			compatible = "pensando,elba-spi";
> +			reg = <0x0 0x2800 0x0 0x100>;
> +			clocks = <&ahb_clk>;
> +			interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			num-cs = <2>;
> +			status = "disabled";
> +		};
> +
> +		wdt0: watchdog@1400 {
> +			compatible = "snps,dw-wdt";
> +			reg = <0x0 0x1400 0x0 0x100>;
> +			clocks = <&ahb_clk>;
> +			interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
> +			status = "disabled";
> +		};
> +		wdt1: watchdog@1800 {
> +			compatible = "snps,dw-wdt";
> +			reg = <0x0 0x1800 0x0 0x100>;
> +			clocks = <&ahb_clk>;
> +			interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
> +			status = "disabled";
> +		};
> +		wdt2: watchdog@1c00 {
> +			compatible = "snps,dw-wdt";
> +			reg = <0x0 0x1c00 0x0 0x100>;
> +			clocks = <&ahb_clk>;
> +			interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
> +			status = "disabled";
> +		};
> +		wdt3: watchdog@2000 {
> +			compatible = "snps,dw-wdt";
> +			reg = <0x0 0x2000 0x0 0x100>;
> +			clocks = <&ahb_clk>;
> +			interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
> +			status = "disabled";
> +		};

4 watchdogs? Hope that's enough... ;)

> +
> +		emmc: mmc@30440000 {
> +			compatible = "pensando,elba-emmc", "cdns,sd4hc";
> +			clocks = <&emmc_clk>;
> +			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
> +			reg = <0x0 0x30440000 0x0 0x10000
> +			       0x0 0x30480044 0x0 0x4>;

Use <> around each entry.

> +			cdns,phy-input-delay-sd-highspeed = <0x4>;
> +			cdns,phy-input-delay-legacy = <0x4>;
> +			cdns,phy-input-delay-sd-uhs-sdr50 = <0x6>;
> +			cdns,phy-input-delay-sd-uhs-ddr50 = <0x16>;
> +			cdns,mmc-ddr-1_8v;
> +			status = "disabled";
> +		} ;
> +
> +		pcie@307c2480 {
> +			compatible = "pensando,pcie";
> +			reg = <0x0 0x307c2480 0x0 0x4   /* MS CFG_WDT */
> +			       0x0 0x00001400 0x0 0x10  /* WDT0 */
> +			       0x0 0x20000000 0x0 0x00380000>; /* PXB Base */
> +		};
> +
> +		panic: panicdump@0 {
> +			compatible = "pensando,pen-crash";
> +			status = "disabled";
> +		};
> +
> +		bsm@307c2080 {
> +			compatible = "pensando,bsm";
> +			reg = <0x0 0x307c2080 0x0 0x4>;
> +		};
> +	};
> +	mnet0: mnet0 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x0>;
> +	};
> +	mnet1: mnet1 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x1>;
> +	};
> +	mnet2: mnet2 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x2>;
> +	};
> +	mnet3: mnet3 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x3>;
> +	};
> +	mnet4: mnet4 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x4>;
> +	};
> +	mnet5: mnet5 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x5>;
> +	};
> +	mnet6: mnet6 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x6>;
> +	};
> +	mnet7: mnet7 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x7>;
> +	};
> +	mnet8: mnet8 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x8>;
> +	};
> +	mnet9: mnet9 {
> +		compatible = "pensando,mnet";
> +		msi-parent = <&its 0x9>;
> +	};
> +};
> -- 
> 2.17.1
> 



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