Add initial version of device tree for the BMC in the AMD DaytonaX
platform.
AMD DaytonaX platform is a customer reference board (CRB) with an
Aspeed ast2500 BMC manufactured by AMD.
Signed-off-by: Konstantin Aladyshev <aladyshev22@xxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/aspeed-bmc-amd-daytonax.dts | 327 ++++++++++++++++++
2 files changed, 328 insertions(+)
create mode 100644 arch/arm/boot/dts/aspeed-bmc-amd-daytonax.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7e0934180724..01cfd803d273 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1457,6 +1457,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-ast2600-evb-a1.dtb \
aspeed-ast2600-evb.dtb \
aspeed-bmc-amd-ethanolx.dtb \
+ aspeed-bmc-amd-daytonax.dtb \
aspeed-bmc-ampere-mtjade.dtb \
aspeed-bmc-arm-centriq2400-rep.dtb \
aspeed-bmc-arm-stardragon4800-rep2.dtb \
diff --git a/arch/arm/boot/dts/aspeed-bmc-amd-daytonax.dts b/arch/arm/boot/dts/aspeed-bmc-amd-daytonax.dts
new file mode 100644
index 000000000000..93ad4262a786
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-amd-daytonax.dts
@@ -0,0 +1,327 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2020 AMD Inc.
+// Author: Supreeth Venkatesh <supreeth.venkatesh@xxxxxxx>
+/dts-v1/;
+
+#include "aspeed-g5.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+
+/ {
+ model = "AMD DaytonaX BMC";
+ compatible = "amd,daytonax-bmc", "aspeed,ast2500";
+
+ memory@80000000 {
+ reg = <0x80000000 0x20000000>;
+ };
+
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ video_engine_memory: jpegbuffer {
+ size = <0x02000000>; /* 32M */
+ alignment = <0x01000000>;
+ compatible = "shared-dma-pool";
+ reusable;
+ };
+ };
+
+
+ aliases {
+ serial0 = &uart1;
+ serial4 = &uart5;
+ };
+ chosen {
+ stdout-path = &uart5;
+ bootargs = "console=ttyS4,115200 earlycon";
+ };
+ leds {
+ compatible = "gpio-leds";
+
+ fault {
+ gpios = <&gpio ASPEED_GPIO(A, 2) GPIO_ACTIVE_LOW>;
+ };
+
+ identify {
+ gpios = <&gpio ASPEED_GPIO(A, 3) 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 8>, <&adc 9>,
+ <&adc 10>, <&adc 11>, <&adc 12>, <&adc 13>, <&adc 14>,
+ <&adc 15>;
+ };
+};
+
+&fmc {
+ status = "okay";
+ flash@0 {
+ status = "okay";
+ m25p,fast-read;
+ #include "openbmc-flash-layout.dtsi"
+ };
+};
+
+
+&mac0 {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_rmii1_default>;
+ clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
+ <&syscon ASPEED_CLK_MAC1RCLK>;
+ clock-names = "MACCLK", "RCLK";
+};
+
+&uart1 {
+ //Host Console
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_txd1_default
+ &pinctrl_rxd1_default>;
+};
+
+&uart5 {
+ //BMC Console
+ status = "okay";
+};
+
+&adc {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_adc0_default
+ &pinctrl_adc1_default
+ &pinctrl_adc2_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>;
+};
+
+&gpio {
+ status = "okay";
+ gpio-line-names =
+ /*A0-A7*/ "","","FAULT_LED","","","","","",
+ /*B0-B7*/ "","","","","","","","",
+ /*C0-C7*/ "CHASSIS_ID_BTN","","","","","","","",
+ /*D0-D7*/ "","","ASSERT_BMC_READY","","","","","",
+ /*E0-E7*/ "MON_P0_RST_BTN","ASSERT_RST_BTN","MON_P0_PWR_BTN","ASSERT_PWR_BTN","",
+ "MON_P0_PWR_GOOD","MON_PWROK","",
+ /*F0-F7*/ "","","","","","","","",
+ /*G0-G7*/ "","","","","","","","",
+ /*H0-H7*/ "","","","","","","","",
+ /*I0-I7*/ "","","","","","","","",
+ /*J0-J7*/ "","","","","","","","",
+ /*K0-K7*/ "","","","","","","","",
+ /*L0-L7*/ "","","","","","","","",
+ /*M0-M7*/ "","","","","","","","",
+ /*N0-N7*/ "","","","","","","","",
+ /*O0-O7*/ "","","","","","","","",
+ /*P0-P7*/ "","","","","","","","",
+ /*Q0-Q7*/ "","","","","","","","",
+ /*R0-R7*/ "","","","","","","","",
+ /*S0-S7*/ "","","","","","","","",
+ /*T0-T7*/ "","","","","","","","",
+ /*U0-U7*/ "","","","","","","","",
+ /*V0-V7*/ "","","","","","","","",
+ /*W0-W7*/ "","","","","","","","",
+ /*X0-X7*/ "","","","","","","","",
+ /*Y0-Y7*/ "","","","","","","","",
+ /*Z0-Z7*/ "","","","","","","","",
+ /*AA0-AA7*/ "","","","","","","","",
+ /*AB0-AB7*/ "","","","","","","","",
+ /*AC0-AC7*/ "","","","","","","","";
+};
+
+&i2c0 {
+ status = "okay";
+};
+
+&i2c1 {
+ status = "okay";
+};
+
+&i2c2 {
+ status = "okay";
+};
+
+&i2c3 {
+ status = "okay";
+};
+
+&i2c4 {
+ status = "okay";
+};
+
+&i2c5 {
+ status = "okay";
+};
+
+&i2c6 {
+ status = "okay";
+};
+
+&i2c7 {
+ status = "okay";
+};
+
+&i2c8 {
+ status = "okay";
+};
+
+&i2c10 {
+ status = "okay";
+};
+
+&i2c11 {
+ status = "okay";
+};
+
+&i2c12 {
+ status = "okay";
+};
+
+&kcs1 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0x60>;
+};
+
+&kcs2 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0x62>;
+};
+
+&kcs3 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0xCA2>;
+};
+
+&kcs4 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0x97DE>;
+};
+
+&lpc_snoop {
+ status = "okay";
+ snoop-ports = <0x80>, <0x81>;
+};
+
+&lpc_ctrl {
+ //Enable lpc clock
+ 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
+ &pinctrl_pwm7_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>;
+ };
+
+ fan@6 {
+ reg = <0x06>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x06>;
+ };
+
+ fan@7 {
+ reg = <0x07>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x07>;
+ };
+
+ fan@8 {
+ reg = <0x08>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x08>;
+ };
+
+ fan@9 {
+ reg = <0x09>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x09>;
+ };
+
+ fan@10 {
+ reg = <0x0a>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x0a>;
+ };
+
+ fan@11 {
+ reg = <0x0b>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x0b>;
+ };
+
+ fan@12 {
+ reg = <0x0c>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x0c>;
+ };
+
+ fan@13 {
+ reg = <0x0d>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x0d>;
+ };
+
+ fan@14 {
+ reg = <0x0e>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x0e>;
+ };
+
+ fan@15 {
+ reg = <0x0f>;
+ aspeed,fan-tach-ch = /bits/ 8 <0x0f>;
+ };
+};
+
+&video {
+ status = "okay";
+ memory-region = <&video_engine_memory>;
+};
+
+&vhub {
+ status = "okay";
+};
+
--
2.25.1
