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* [PATCH v4] ARM: dts: aspeed: Adding Facebook Yosemite V3.5 BMC
@ 2022-07-20 10:53 Logananth Sundararaj
  2022-07-20 23:16 ` Zev Weiss
  0 siblings, 1 reply; 3+ messages in thread
From: Logananth Sundararaj @ 2022-07-20 10:53 UTC (permalink / raw)
  To: linux-aspeed

The Yosemite V3.5 is a facebook multi-node server
platform that host four OCP server. The BMC
in the Yosemite V3.5 platform based on AST2600 SoC.

This patch adds linux device tree entry related to
Yosemite V3.5 specific devices connected to BMC SoC.

Signed-off-by: Logananth Sundararaj <logananth_s@hcl.com>

---
--- v4 - Bootagrs and memory removed.
--- v3 - Addressed v2 patch comments.
--- v2 - Enabled i2c drivers.
--- v1 - Initial draft.
---
---
 arch/arm/boot/dts/Makefile                    |   1 +
 .../boot/dts/aspeed-bmc-facebook-fby35.dts    | 260 ++++++++++++++++++
 2 files changed, 261 insertions(+)
 create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-fby35.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7e0934180724..58add093e5fb 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1465,6 +1465,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-bmc-facebook-cloudripper.dtb \
 	aspeed-bmc-facebook-cmm.dtb \
 	aspeed-bmc-facebook-elbert.dtb \
+	aspeed-bmc-facebook-fby35.dtb \
 	aspeed-bmc-facebook-fuji.dtb \
 	aspeed-bmc-facebook-galaxy100.dtb \
 	aspeed-bmc-facebook-minipack.dtb \
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-fby35.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-fby35.dts
new file mode 100644
index 000000000000..05efba7117a8
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-fby35.dts
@@ -0,0 +1,260 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright (c) 2020 Facebook Inc.
+
+/dts-v1/;
+
+#include "aspeed-g6.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+#include <dt-bindings/i2c/i2c.h>
+
+/ {
+	model = "Facebook fby35";
+	compatible = "facebook,fby35", "aspeed,ast2600";
+
+	aliases {
+		serial4 = &uart5;
+	};
+
+	chosen {
+		stdout-path = &uart5;
+	};
+
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
+			<&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
+			<&adc1 0>, <&adc1 1>, <&adc1 2>, <&adc1 3>,
+			<&adc1 4>, <&adc1 5>, <&adc1 6>;
+	};
+	spi_gpio: spi-gpio {
+		status = "okay";
+		compatible = "spi-gpio";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		gpio-sck = <&gpio0 ASPEED_GPIO(X, 3) GPIO_ACTIVE_HIGH>;
+		gpio-mosi = <&gpio0 ASPEED_GPIO(X, 4) GPIO_ACTIVE_HIGH>;
+		gpio-miso = <&gpio0 ASPEED_GPIO(X, 5) GPIO_ACTIVE_HIGH>;
+		num-chipselects = <1>;
+		cs-gpios = <&gpio0 ASPEED_GPIO(X, 0) GPIO_ACTIVE_LOW>;
+
+		tpmdev at 0 {
+			compatible = "tcg,tpm_tis-spi";
+			spi-max-frequency = <33000000>;
+			reg = <0>;
+		};
+	};
+
+};
+
+&mac3 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii4_default>;
+	no-hw-checksum;
+	use-ncsi;
+	mlx,multi-host;
+	ncsi-ctrl,start-redo-probe;
+	ncsi-ctrl,no-channel-monitor;
+	ncsi-package = <1>;
+	ncsi-channel = <1>;
+	ncsi-rexmit = <1>;
+	ncsi-timeout = <2>;
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&uart3 {
+	status = "okay";
+};
+
+&uart4 {
+	status = "okay";
+};
+
+&uart5 {
+	status = "okay";
+	compatible = "snps,dw-apb-uart";
+};
+
+&wdt1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_wdtrst1_default>;
+	aspeed,reset-type = "soc";
+	aspeed,external-signal;
+	aspeed,ext-push-pull;
+	aspeed,ext-active-high;
+	aspeed,ext-pulse-duration = <256>;
+};
+
+&rtc {
+	status = "okay";
+};
+
+&fmc {
+	status = "okay";
+	flash at 0 {
+		status = "okay";
+		m25p,fast-read;
+		label = "spi0.1";
+		spi-max-frequency = <50000000>;
+		#include "openbmc-flash-layout-128.dtsi"
+	};
+	flash at 1 {
+		status = "okay";
+		m25p,fast-read;
+		label = "spi0.0";
+		spi-max-frequency = <50000000>;
+		#include "openbmc-flash-layout.dtsi"
+	};
+};
+
+&i2c0 {
+	//Host1 IPMB bus
+	status = "okay";
+	multi-master;
+	ipmb0 at 10 {
+		compatible = "ipmb-dev";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+		i2c-protocol;
+	};
+};
+
+&i2c1 {
+	//Host2 IPMB bus
+	status = "okay";
+	multi-master;
+	ipmb1 at 10 {
+		compatible = "ipmb-dev";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+		i2c-protocol;
+	};
+};
+
+&i2c2 {
+	//Host3 IPMB bus
+	status = "okay";
+	multi-master;
+	ipmb2 at 10 {
+		compatible = "ipmb-dev";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+		i2c-protocol;
+	};
+};
+
+&i2c3 {
+	//Host1 IPMB bus
+	status = "okay";
+	multi-master;
+	ipmb3 at 10 {
+		compatible = "ipmb-dev";
+		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+		i2c-protocol;
+	};
+};
+
+&i2c4 {
+	status = "okay";
+};
+
+&i2c5 {
+	status = "okay";
+};
+
+&i2c6 {
+	status = "okay";
+};
+
+&i2c7 {
+	status = "okay";
+};
+
+&i2c8 {
+	//NIC SENSOR TEMP
+	status = "okay";
+	tmp421 at 1f {
+		compatible = "ti,tmp421";
+		reg = <0x1f>;
+	};
+};
+
+&i2c9 {
+	// Debug-Card IPMB bus
+	status = "okay";
+	multi-master;
+	ipmb9 at 30 {
+		compatible = "ipmb-dev";
+		reg = <(0x30 | I2C_OWN_SLAVE_ADDRESS)>;
+		i2c-protocol;
+	};
+};
+
+&i2c10 {
+	status = "okay";
+};
+
+&i2c11 {
+	status = "okay";
+	//FRU EEPROM
+	eeprom at 51 {
+		compatible = "atmel,24c64";
+		reg = <0x51>;
+		pagesize = <32>;
+	};
+};
+
+&i2c12 {
+	status = "okay";
+	//INLET TEMP
+	tmp75 at 4e {
+		compatible = "ti,tmp75";
+		reg = <0x4e>;
+	};
+	//OUTLET TEMP
+	tmp75 at 4f {
+		compatible = "ti,tmp75";
+		reg = <0x4f>;
+	};
+};
+
+&i2c13 {
+	status = "okay";
+};
+
+&adc0 {
+	ref_voltage = <2500>;
+	status = "okay";
+
+	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>;
+};
+
+&adc1 {
+	ref_voltage = <2500>;
+	status = "okay";
+
+	pinctrl-0 = <&pinctrl_adc8_default &pinctrl_adc9_default
+		&pinctrl_adc10_default &pinctrl_adc11_default
+		&pinctrl_adc12_default &pinctrl_adc13_default>;
+};
+&ehci0 {
+	status = "okay";
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&uhci {
+	status = "okay";
+};
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread
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2022-07-20 10:53 [PATCH v4] ARM: dts: aspeed: Adding Facebook Yosemite V3.5 BMC Logananth Sundararaj
2022-07-20 23:16 ` Zev Weiss
2022-07-26 11:37   ` logananth hcl

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