ARM: dts: aspeed: Add Microsoft Olympus BMC

Olympus is a Microsoft OCP platform equipped with Aspeed 1250 or
2400 BMC SoC.

Signed-off-by: Hongwei Zhang <hongweiz@ami.com>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index a0b0253..5559028 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1271,6 +1271,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
        aspeed-bmc-facebook-yamp.dtb \
        aspeed-bmc-intel-s2600wf.dtb \
        aspeed-bmc-lenovo-hr630.dtb \
+       aspeed-bmc-microsoft-olympus.dtb \
        aspeed-bmc-opp-lanyang.dtb \
        aspeed-bmc-opp-palmetto.dtb \
        aspeed-bmc-opp-romulus.dtb \

diff --git a/arch/arm/boot/dts/aspeed-bmc-microsoft-olympus.dts b/arch/arm/boot/dts/aspeed-bmc-microsoft-olympus.dts
new file mode 100644 (file)
index 0000000..7331991
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-microsoft-olympus.dts
@@ -0,0 +1,207 @@
+//SPDX-License-Identifier: GPL-2.0+
+
+/dts-v1/;
+
+#include "aspeed-g4.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+
+/ {
+       model = "Olympus BMC";
+       compatible = "microsoft,olympus-bmc", "aspeed,ast2400";
+
+       chosen {
+               stdout-path = &uart5;
+               bootargs = "console=ttyS4,115200 earlyprintk";
+       };
+
+       memory@40000000 {
+               reg = <0x40000000 0x20000000>;
+       };
+
+       reserved-memory {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               vga_memory: framebuffer@5f000000 {
+                       no-map;
+                       reg = <0x5f000000 0x01000000>; /* 16M */
+               };
+       };
+
+       leds {
+               compatible = "gpio-leds";
+
+               bmc_heartbeat {
+                       gpios = <&gpio ASPEED_GPIO(B, 0) GPIO_ACTIVE_LOW>;
+               };
+
+               power_green {
+                       gpios = <&gpio ASPEED_GPIO(U, 2) GPIO_ACTIVE_HIGH>;
+               };
+
+               power_amber {
+                       gpios = <&gpio ASPEED_GPIO(U, 3) GPIO_ACTIVE_HIGH>;
+               };
+
+               identify {
+                       gpios = <&gpio ASPEED_GPIO(Q, 5) GPIO_ACTIVE_LOW>;
+               };
+
+               fault {
+                       gpios = <&gpio ASPEED_GPIO(A, 1) GPIO_ACTIVE_LOW>;
+               };
+       };
+
+
+       iio-hwmon {
+               compatible = "iio-hwmon";
+               io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
+               <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>;
+       };
+};
+
+&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>;
+};
+
+&fmc {
+       status = "okay";
+
+       flash@0 {
+               status = "okay";
+               m25p,fast-read;
+               label = "bmc";
+#include "openbmc-flash-layout.dtsi"
+       };
+};
+
+&spi {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_spi1_default>;
+
+       flash@0 {
+               status = "okay";
+               m25p,fast-read;
+               label = "pnor";
+       };
+};
+
+&uart5 {
+       status = "okay";
+};
+
+&mac0 {
+       status = "okay";
+
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
+};
+
+&i2c0 {
+       status = "okay";
+};
+
+&i2c1 {
+       status = "okay";
+
+       tmp421@4c {
+               compatible = "ti,tmp421";
+               reg = <0x4c>;
+       };
+};
+
+&i2c2 {
+       status = "okay";
+};
+
+&i2c3 {
+       status = "okay";
+};
+
+&i2c4 {
+       status = "okay";
+       clock-frequency = <100000>;
+};
+
+&i2c5 {
+       status = "okay";
+};
+
+&i2c6 {
+       status = "okay";
+
+       tmp421@4c {
+               compatible = "ti,tmp421";
+               reg = <0x4c>;
+       };
+};
+
+&i2c7 {
+       status = "okay";
+};
+
+&vuart {
+       status = "okay";
+};
+
+&wdt2 {
+       status = "okay";
+};
+
+&lpc_ctrl {
+       status = "okay";
+};
+
+&pwm_tacho {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 =    <&pinctrl_pwm0_default
+                       &pinctrl_pwm1_default
+                       &pinctrl_pwm2_default
+                       &pinctrl_pwm3_default
+                       &pinctrl_pwm4_default
+                       &pinctrl_pwm5_default
+                       &pinctrl_pwm6_default>;
+
+       fan@0 {
+               reg = <0x00>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x00>;
+       };
+
+       fan@1 {
+               reg = <0x01>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x01>;
+       };
+
+       fan@2 {
+               reg = <0x02>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x02>;
+       };
+
+       fan@3 {
+               reg = <0x03>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x03>;
+       };
+
+       fan@4 {
+               reg = <0x04>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x04>;
+       };
+
+       fan@5 {
+               reg = <0x05>;
+               aspeed,fan-tach-ch = /bits/ 8 <0x05>;
+       };
+
+};