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

[manikandan-e <manikandan.hcl.ers.epl@gmail.com>]

The Yosemite V2 is a facebook multi-node server
platform that host four OCP server. The BMC
in the Yosemite V2 platorm 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-e <manikandan.hcl.ers.epl@gmail.com>
---
 .../boot/dts/aspeed-bmc-facebook-yosemitev2.dts    | 170 +++++++++++++++++++++
 1 file changed, 170 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..46a285a
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts
@@ -0,0 +1,170 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2018 Facebook Inc.
+// Author:
+/dts-v1/;
+
+#include "aspeed-g5.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+
+/ {
+	model = "Facebook Yosemitev2 BMC";
+	compatible = "facebook,yosemitev2-bmc", "aspeed,ast2500";
+	aliases {
+		serial0 = &uart1;
+		serial4 = &uart5;
+	};
+	chosen {
+		stdout-path = &uart5;
+		bootargs = "console=ttyS4,115200 earlyprintk";
+	};
+
+	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";
+	};
+};
+
+&lpc_snoop {
+	status = "okay";
+	snoop-ports = <0x80>;
+};
+
+&lpc_ctrl {
+	// Enable lpc clock
+	status = "okay";
+};
+
+&vuart {
+	// VUART Host Console
+	status = "okay";
+};
+
+&uart1 {
+	// Host Console
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_txd1_default
+		     &pinctrl_rxd1_default>;
+};
+
+&uart2 {
+	// SoL Host Console
+	status = "okay";
+};
+
+&uart3 {
+	// SoL BMC Console
+	status = "okay";
+};
+
+&uart5 {
+	// BMC Console
+	status = "okay";
+};
+
+&mac0 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii1_default>;
+	use-ncsi;
+};
+
+&adc {
+	status = "okay";
+};
+
+&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 <0x02>;
+	};
+};
-- 
2.7.4