[PATCH v7] ARM: dts: aspeed: Adding Facebook Yosemite V2 BMC

[Vijay Khemka]

On 4/1/20, 4:40 AM, "Manikandan Elumalai" <manikandan.hcl.ers.epl at gmail.com> wrote:

    The Yosemite V2 is a facebook multi-node server
    platform that host four OCP server. The BMC
    in the Yosemite V2 platform based on AST2500 SoC.
    
    This patch adds linux device tree entry related to
    Yosemite V2 specific devices connected to BMC SoC.
    
    Signed-off-by: Manikandan Elumalai <manikandan.hcl.ers.epl at gmail.com>
    Acked-by     : Andrew Jeffery <andrew at aj.id.au>
    Reviewed-by  : Vijay Khemka <vkhemka at fb.com>
    ---
    ---      v7 - Added multi-host SOL feature.
Can you please also add ipmb bridge device details here.
    ---      v6 - Added device tree property for multi-host Mellanox NIC in the ncsi driver.
    ---      v5 - Spell and contributor name correction.
    ---           - License identifier changed to GPL-2.0-or-later.
    ---           - aspeed-gpio.h removed.
    ---           - FAN2 tacho channel changed.
    ---      v4 - Bootargs removed.
    ---      v3 - Uart1 Debug removed .
    ---      v2 - LPC and VUART removed .
    ---      v1 - Initial draft.
    ---
    ---
     .../boot/dts/aspeed-bmc-facebook-yosemitev2.dts    | 186 +++++++++++++++++++++
     1 file changed, 186 insertions(+)
     create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
    
    diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
    new file mode 100644
    index 0000000..bc83901
    --- /dev/null
    +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
    @@ -0,0 +1,186 @@
    +// SPDX-License-Identifier: GPL-2.0-or-later
    +// Copyright (c) 2018 Facebook Inc.
    +/dts-v1/;
    +#include "aspeed-g5.dtsi"
    +
    +/ {
    +	model = "Facebook Yosemitev2 BMC";
    +	compatible = "facebook,yosemitev2-bmc", "aspeed,ast2500";
    +	aliases {
    +		serial4 = &uart5;
    +	};
    +	chosen {
    +		stdout-path = &uart5;
    +	};
    +
    +	memory at 80000000 {
    +		reg = <0x80000000 0x20000000>;
    +	};
    +
    +	iio-hwmon {
    +		// VOLATAGE SENSOR
    +		compatible = "iio-hwmon";
    +		io-channels = <&adc 0> , <&adc 1> , <&adc 2> ,  <&adc 3> ,
    +		<&adc 4> , <&adc 5> , <&adc 6> ,  <&adc 7> ,
    +		<&adc 8> , <&adc 9> , <&adc 10>, <&adc 11> ,
    +		<&adc 12> , <&adc 13> , <&adc 14> , <&adc 15> ;
    +	};
    +};
    +
    +&fmc {
    +	status = "okay";
    +	flash at 0 {
    +		status = "okay";
    +		m25p,fast-read;
    +#include "openbmc-flash-layout.dtsi"
    +	};
    +};
    +
    +&spi1 {
    +	status = "okay";
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_spi1_default>;
    +	flash at 0 {
    +		status = "okay";
    +		m25p,fast-read;
    +		label = "pnor";
    +	};
    +};
    +&uart1 {
    +	// Host1 Console
    +	status = "okay";
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_txd1_default
    +		     &pinctrl_rxd1_default>;
    +};
    +
    +&uart2 {
    +	// Host2 Console
    +	status = "okay";
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_txd2_default
    +		     &pinctrl_rxd2_default>;
    +
    +};
    +
    +&uart3 {
    +	// Host3 Console
    +	status = "okay";
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_txd3_default
    +		     &pinctrl_rxd3_default>;
    +};
    +
    +&uart4 {
    +	// Host4 Console
    +	status = "okay";
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_txd4_default
    +		     &pinctrl_rxd4_default>;
    +};
    +
    +&uart5 {
    +	// BMC Console
    +	status = "okay";
    +};
    +
    +&vuart {
    +	// Virtual UART
    +	status = "okay";
    +};
    +
    +&mac0 {
    +	status = "okay";
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_rmii1_default>;
    +	use-ncsi;
    +	mlx,multi-host;
    +};
    +
    +&adc {
    +	status = "okay";
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_adc0_default
    +			&pinctrl_adc1_default
    +			&pinctrl_adc2_default
    +			&pinctrl_adc3_default
    +			&pinctrl_adc4_default
    +			&pinctrl_adc5_default
    +			&pinctrl_adc6_default
    +			&pinctrl_adc7_default
    +			&pinctrl_adc8_default
    +			&pinctrl_adc9_default
    +			&pinctrl_adc10_default
    +			&pinctrl_adc11_default
    +			&pinctrl_adc12_default
    +			&pinctrl_adc13_default
    +			&pinctrl_adc14_default
    +			&pinctrl_adc15_default>;
    +};
    +
    +&i2c8 {
    +	status = "okay";
    +	//FRU EEPROM
    +	eeprom at 51 {
    +		compatible = "atmel,24c64";
    +		reg = <0x51>;
    +		pagesize = <32>;
    +	};
    +};
    +
    +&i2c9 {
    +	status = "okay";
    +	tmp421 at 4e {
    +	//INLET TEMP
    +		compatible = "ti,tmp421";
    +		reg = <0x4e>;
    +	};
    +	//OUTLET TEMP
    +	tmp421 at 4f {
    +		compatible = "ti,tmp421";
    +		reg = <0x4f>;
    +	};
    +};
    +
    +&i2c10 {
    +	status = "okay";
    +	//HSC
    +	adm1278 at 40 {
    +		compatible = "adi,adm1278";
    +		reg = <0x40>;
    +	};
    +};
    +
    +&i2c11 {
    +	status = "okay";
    +	//MEZZ_TEMP_SENSOR
    +	tmp421 at 1f {
    +		compatible = "ti,tmp421";
    +		reg = <0x1f>;
    +	};
    +};
    +
    +&i2c12 {
    +	status = "okay";
    +	//MEZZ_FRU
    +	eeprom at 51 {
    +		compatible = "atmel,24c64";
    +		reg = <0x51>;
    +		pagesize = <32>;
    +	};
    +};
    +
    +&pwm_tacho {
    +	status = "okay";
    +	//FSC
    +	pinctrl-names = "default";
    +	pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
    +	fan at 0 {
    +		reg = <0x00>;
    +		aspeed,fan-tach-ch = /bits/ 8 <0x00>;
    +	};
    +	fan at 1 {
    +		reg = <0x01>;
    +		aspeed,fan-tach-ch = /bits/ 8 <0x01>;
    +	};
    +};
    -- 
    2.7.4