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Date: Tue, 11 Apr 2023 08:55:18 -0500
From: Rob Herring <robh@...nel.org>
To: Brad Larson <blarson@....com>
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-mmc@...r.kernel.org, linux-spi@...r.kernel.org,
adrian.hunter@...el.com, alcooperx@...il.com,
andy.shevchenko@...il.com, arnd@...db.de,
brendan.higgins@...ux.dev, briannorris@...omium.org,
brijeshkumar.singh@....com, catalin.marinas@....com,
davidgow@...gle.com, gsomlo@...il.com, gerg@...ux-m68k.org,
krzk@...nel.org, krzysztof.kozlowski+dt@...aro.org, lee@...nel.org,
lee.jones@...aro.org, broonie@...nel.org,
yamada.masahiro@...ionext.com, p.zabel@...gutronix.de,
piotrs@...ence.com, p.yadav@...com, rdunlap@...radead.org,
samuel@...lland.org, fancer.lancer@...il.com,
skhan@...uxfoundation.org, suravee.suthikulpanit@....com,
thomas.lendacky@....com, tonyhuang.sunplus@...il.com,
ulf.hansson@...aro.org, vaishnav.a@...com, will@...nel.org,
devicetree@...r.kernel.org
Subject: Re: [PATCH v13 08/15] arm64: dts: Add AMD Pensando Elba SoC support
On Mon, Apr 10, 2023 at 11:45:19AM -0700, Brad Larson wrote:
> Add AMD Pensando common and Elba SoC specific device nodes
>
> Signed-off-by: Brad Larson <blarson@....com>
> ---
>
> v11 changes:
> - Delete reset-names
> - Fix spi0 compatible to be specific 'amd,pensando-elba-ctrl'
>
> v9 changes:
> - Single node for spi0 system-controller and squash
> the reset-controller child into parent
Have you run this thru 'make dtbs_check'? I see at least one issue that
should report.
> ---
> arch/arm64/boot/dts/amd/Makefile | 1 +
> arch/arm64/boot/dts/amd/elba-16core.dtsi | 189 +++++++++++++++++
> arch/arm64/boot/dts/amd/elba-asic-common.dtsi | 80 ++++++++
> arch/arm64/boot/dts/amd/elba-asic.dts | 28 +++
> arch/arm64/boot/dts/amd/elba-flash-parts.dtsi | 106 ++++++++++
> arch/arm64/boot/dts/amd/elba.dtsi | 191 ++++++++++++++++++
> 6 files changed, 595 insertions(+)
> create mode 100644 arch/arm64/boot/dts/amd/elba-16core.dtsi
> create mode 100644 arch/arm64/boot/dts/amd/elba-asic-common.dtsi
> create mode 100644 arch/arm64/boot/dts/amd/elba-asic.dts
> create mode 100644 arch/arm64/boot/dts/amd/elba-flash-parts.dtsi
> create mode 100644 arch/arm64/boot/dts/amd/elba.dtsi
>
> diff --git a/arch/arm64/boot/dts/amd/Makefile b/arch/arm64/boot/dts/amd/Makefile
> index 68103a8b0ef5..8502cc2afbc5 100644
> --- a/arch/arm64/boot/dts/amd/Makefile
> +++ b/arch/arm64/boot/dts/amd/Makefile
> @@ -1,2 +1,3 @@
> # SPDX-License-Identifier: GPL-2.0
> +dtb-$(CONFIG_ARCH_PENSANDO) += elba-asic.dtb
> dtb-$(CONFIG_ARCH_SEATTLE) += amd-overdrive-rev-b0.dtb amd-overdrive-rev-b1.dtb
> diff --git a/arch/arm64/boot/dts/amd/elba-16core.dtsi b/arch/arm64/boot/dts/amd/elba-16core.dtsi
> new file mode 100644
> index 000000000000..37aadd442db8
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amd/elba-16core.dtsi
> @@ -0,0 +1,189 @@
> +// SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
> +/*
> + * Copyright 2020-2022 Advanced Micro Devices, Inc.
> + */
> +
> +/ {
> + 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";
> + reg = <0 0x0>;
> + next-level-cache = <&l2_0>;
> + enable-method = "psci";
> + };
> +
> + cpu1: cpu@1 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a72";
> + reg = <0 0x1>;
> + next-level-cache = <&l2_0>;
> + enable-method = "psci";
> + };
> +
> + cpu2: cpu@2 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a72";
> + reg = <0 0x2>;
> + next-level-cache = <&l2_0>;
> + enable-method = "psci";
> + };
> +
> + cpu3: cpu@3 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a72";
> + reg = <0 0x3>;
> + next-level-cache = <&l2_0>;
> + enable-method = "psci";
> + };
> +
> + l2_0: l2-cache0 {
> + compatible = "cache";
> + };
> +
> + /* CLUSTER 1 */
> + cpu4: cpu@100 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a72";
> + reg = <0 0x100>;
> + next-level-cache = <&l2_1>;
> + enable-method = "psci";
> + };
> +
> + cpu5: cpu@101 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a72";
> + reg = <0 0x101>;
> + next-level-cache = <&l2_1>;
> + enable-method = "psci";
> + };
> +
> + cpu6: cpu@102 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a72";
> + reg = <0 0x102>;
> + next-level-cache = <&l2_1>;
> + enable-method = "psci";
> + };
> +
> + cpu7: cpu@103 {
> + device_type = "cpu";
> + compatible = "arm,cortex-a72";
> + reg = <0 0x103>;
> + next-level-cache = <&l2_1>;
> + enable-method = "psci";
> + };
> +
> + l2_1: l2-cache1 {
> + compatible = "cache";
This is missing properties. If you don't see warnings, update dtschema.
Rob
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