[PATCH 1/1] ARM:dts:aspeed: Initial device tree for AMD Onyx Platform

Supreeth Venkatesh supvenka at amd.com
Fri Feb 9 01:57:43 AEDT 2024


This patch is pending for a month now.

Can DT maintainers please help review this and provide feedback?

On 1/9/24 21:35, Supreeth Venkatesh wrote:
> This patch adds initial device tree and makefile updates for
> AMD Onyx platform.
>
> AMD Onyx platform is an AMD customer reference board with an Aspeed
> ast2600 BMC manufactured by AMD.
> It describes I2c devices, Fans, Kcs devices, Uarts, Mac, LEDs, etc.
> present on AMD Onyx platform.
>
> Signed-off-by: Supreeth Venkatesh <supreeth.venkatesh at amd.com>
> ---
>   arch/arm/boot/dts/aspeed/Makefile             |  1 +
>   .../boot/dts/aspeed/aspeed-bmc-amd-onyx.dts   | 98 +++++++++++++++++++
>   2 files changed, 99 insertions(+)
>   create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-amd-onyx.dts
>
> diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/Makefile
> index fb9cc95f1b60..2b27d377aae2 100644
> --- a/arch/arm/boot/dts/aspeed/Makefile
> +++ b/arch/arm/boot/dts/aspeed/Makefile
> @@ -5,6 +5,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
>   	aspeed-ast2600-evb.dtb \
>   	aspeed-bmc-amd-daytonax.dtb \
>   	aspeed-bmc-amd-ethanolx.dtb \
> +	aspeed-bmc-amd-onyx.dtb \
>   	aspeed-bmc-ampere-mtjade.dtb \
>   	aspeed-bmc-ampere-mtmitchell.dtb \
>   	aspeed-bmc-arm-stardragon4800-rep2.dtb \
> diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-amd-onyx.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-amd-onyx.dts
> new file mode 100644
> index 000000000000..a7056cd29553
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-amd-onyx.dts
> @@ -0,0 +1,98 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +// Copyright (c) 2021 - 2024 AMD Inc.
> +// Author: Supreeth Venkatesh <supreeth.venkatesh at amd.com>
> +
> +/dts-v1/;
> +
> +#include "aspeed-g6.dtsi"
> +#include <dt-bindings/gpio/aspeed-gpio.h>
> +
> +/ {
> +       model = "AMD Onyx BMC";
> +       compatible = "amd,onyx-bmc", "aspeed,ast2600";
> +
> +       aliases {
> +               serial0 = &uart1;
> +               serial4 = &uart5;
> +      };
> +
> +       chosen {
> +               stdout-path = &uart5;
> +               bootargs = "console=ttyS4,115200 earlyprintk vmalloc=512MB";
> +       };
> +
> +       memory at 80000000 {
> +               device_type = "memory";
> +               reg = <0x80000000 0x80000000>;
> +       };
> +
> +};
> +
> +&mdio0 {
> +       status = "okay";
> +
> +       ethphy0: ethernet-phy at 0 {
> +               compatible = "ethernet-phy-ieee802.3-c22";
> +               reg = <0>;
> +       };
> +};
> +
> +&mac3 {
> +       status = "okay";
> +       phy-mode = "rgmii";
> +       phy-handle = <&ethphy0>;
> +
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_rgmii4_default>;
> +};
> +
> +
> +
> +&fmc {
> +       status = "okay";
> +       flash at 0 {
> +               compatible = "jedec,spi-nor";
> +               status = "okay";
> +               #include "openbmc-flash-layout-128.dtsi"
> +       };
> +};
> +
> +//Host Console
> +&uart1 {
> +       status = "okay";
> +};
> +
> +//BMC Console
> +&uart5 {
> +       status = "okay";
> +};
> +
> +&gpio0 {
> +        gpio-line-names =
> +        /*A0-A7*/       "","","","","","","","",
> +        /*B0-B7*/       "","","","","MON_POST_COMPLETE","P0_PRESENT_L","","",
> +        /*C0-C7*/       "","","","","","","","",
> +        /*D0-D7*/       "","","","","","","","",
> +        /*E0-E7*/       "","","","","","","","",
> +        /*F0-F7*/       "","","","","","","","",
> +        /*G0-G7*/       "","","","","","","","",
> +        /*H0-H7*/       "","ASSERT_WARM_RST_BTN_L","ASSERT_SOC_RST_BTN_L","","","","","",
> +        /*I0-I7*/       "","","","","","","","P0_I3C_APML_ALERT_L",
> +        /*J0-J7*/       "","","","","","","","",
> +        /*K0-K7*/       "","","","","","","","",
> +        /*L0-L7*/       "","","","","","","","",
> +        /*M0-M7*/       "","","","","","","","",
> +        /*N0-N7*/       "","","","","","","PSP_SOFT_FUSE_NOTIFY","ASSERT_BMC_READY",
> +        /*O0-O7*/       "","","HDT_SEL","HDT_XTRIG5","HDT_XTRIG6","JTAG_TRST_N","","",
> +        /*P0-P7*/       "MON_RST_BTN_L","ASSERT_RST_BTN_L","MON_PWR_BTN_L","ASSERT_PWR_BTN_L","HPM_FPGA_LOCKOUT","ASSERT_NMI_BTN_L","MON_PWR_GOOD","",
> +        /*Q0-Q7*/       "","","HDT_DBREQ_L","","BIOS_SPD_MUX_CTRL_RELEASED_L","","","",
> +        /*R0-R7*/       "","","","","","","","",
> +        /*S0-S7*/       "","","","","","","P0_DIMM_AF_ERROR","P0_DIMM_GL_ERROR",
> +        /*T0-T7*/       "","","","","","","","",
> +        /*U0-U7*/       "","","","","","","","",
> +        /*V0-V7*/       "","","","","","","","",
> +        /*W0-W7*/       "","","","","","","","",
> +        /*X0-X7*/       "","","","","","","","",
> +        /*Y0-Y7*/       "","","","","","","","",
> +        /*Z0-Z7*/       "","","","","","","","";
> +};


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