Add linux device tree entry related to
Minerva specific devices connected to BMC SoC.
Signed-off-by: Peter Yin <[email protected]>
---
arch/arm/boot/dts/Makefile | 1 +
.../boot/dts/aspeed-bmc-facebook-minerva.dts | 377 ++++++++++++++++++
2 files changed, 378 insertions(+)
create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-minerva.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 9e1d7bf3cff6..7dc44cdd8fdb 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1596,6 +1596,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-facebook-fuji.dtb \
aspeed-bmc-facebook-galaxy100.dtb \
aspeed-bmc-facebook-greatlakes.dtb \
+ aspeed-bmc-facebook-minerva.dtb \
aspeed-bmc-facebook-minipack.dtb \
aspeed-bmc-facebook-yosemite4.dtb \
aspeed-bmc-facebook-tiogapass.dtb \
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-minerva.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-minerva.dts
new file mode 100644
index 000000000000..0bf4e4a7a16c
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-minerva.dts
@@ -0,0 +1,377 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2023 Facebook Inc.
+/dts-v1/;
+
+#include "aspeed-g6.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+#include <dt-bindings/i2c/i2c.h>
+
+/ {
+ model = "Facebook Minerva";
+ compatible = "facebook,minerva-bmc", "aspeed,ast2600";
+
+ aliases {
+ serial0 = &uart1;
+ serial4 = &uart5;
+ };
+
+ chosen {
+ stdout-path = &uart5;
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ reg = <0x80000000 0x80000000>;
+ };
+
+ iio-hwmon {
+ compatible = "iio-hwmon";
+ io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
+ <&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
+ <&adc1 2>;
+ };
+};
+
+// HOST BIOS Debug
+&uart1 {
+ status = "okay";
+};
+
+// SOL Host Console
+&uart2 {
+ status = "okay";
+ pinctrl-0 = <>;
+};
+
+// SOL BMC Console
+&uart4 {
+ status = "okay";
+ pinctrl-0 = <>;
+};
+
+// BMC Debug Console
+&uart5 {
+ status = "okay";
+};
+
+//MTIA
+&uart6 {
+ status = "okay";
+};
+
+&uart_routing {
+ status = "okay";
+};
+
+&vuart1 {
+ status = "okay";
+ virtual;
+ port=<0x3e8>;
+ sirq = <7>;
+ sirq-polarity = <0>;
+ dma-mode;
+ dma-channel = <12>;
+};
+
+&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>;
+};
+
+&mac3 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_rmii4_default>;
+ no-hw-checksum;
+ use-ncsi;
+ ncsi-ctrl,start-redo-probe;
+ ncsi-ctrl,no-channel-monitor;
+ mlx,multi-host;
+ ncsi-package = <1>;
+ ncsi-channel = <1>;
+ ncsi-rexmit = <1>;
+ ncsi-timeout = <2>;
+};
+
+&rtc {
+ status = "okay";
+};
+
+&fmc {
+ status = "okay";
+
+ flash@0 {
+ status = "okay";
+ m25p,fast-read;
+ label = "bmc";
+ spi-max-frequency = <50000000>;
+#include "openbmc-flash-layout-128.dtsi"
+ };
+
+ flash@1 {
+ status = "okay";
+ m25p,fast-read;
+ label = "alt-bmc";
+ spi-max-frequency = <50000000>;
+ };
+};
+
+//BIOS Flash
+&spi2 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spi2_default>;
+
+ flash@0 {
+ status = "okay";
+ m25p,fast-read;
+ label = "pnor";
+ spi-max-frequency = <12000000>;
+ spi-tx-bus-width = <2>;
+ spi-rx-bus-width = <2>;
+ };
+};
+
+&kcs2 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0xca8>;
+};
+
+&kcs3 {
+ status = "okay";
+ aspeed,lpc-io-reg = <0xca2>;
+};
+
+&lpc_snoop {
+ status = "okay";
+ snoop-ports = <0x80>;
+};
+
+&peci0 {
+ status = "okay";
+ clock-frequency = <1000000>;
+};
+
+&i2c0 {
+ status = "okay";
+};
+
+&i2c1 {
+ status = "okay";
+
+ tmp75@4B {
+ compatible = "ti,tmp75";
+ reg = <0x4B>;
+ };
+};
+
+&i2c2 {
+ status = "okay";
+};
+
+&i2c3 {
+ status = "okay";
+};
+
+&i2c4 {
+ status = "okay";
+};
+
+&i2c5 {
+ status = "okay";
+};
+
+&i2c6 {
+ status = "okay";
+};
+
+&i2c7 {
+ status = "okay";
+};
+
+&i2c8 {
+ status = "okay";
+};
+
+&i2c9 {
+ status = "okay";
+};
+
+&i2c11 {
+ status = "okay";
+};
+
+&i2c12 {
+ status = "okay";
+};
+
+&i2c13 {
+ status = "okay";
+};
+
+// To Debug card
+&i2c14 {
+ status = "okay";
+ multi-master;
+
+ ipmb@10 {
+ compatible = "ipmb-dev";
+ reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
+ i2c-protocol;
+ };
+};
+
+&i2c15 {
+ status = "okay";
+
+ // SCM FRU
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ // BSM FRU
+ eeprom@56 {
+ compatible = "atmel,24c64";
+ reg = <0x56>;
+ };
+};
+
+&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-names = "default";
+ pinctrl-0 = <&pinctrl_adc10_default>;
+};
+
+&jtag1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_jtagm_default>;
+};
+
+&ehci1 {
+ status = "okay";
+};
+
+&gpio0 {
+ pinctrl-names = "default";
+ gpio-line-names =
+ /*A0-A7*/ "","","","","","","","",
+ /*B0-B7*/ "","","","","","FM_ID_LED_N","","",
+ /*C0-C7*/ "","","","","","","","",
+ /*D0-D7*/ "","","SOL_UART_SET","","","","","",
+ /*E0-E7*/ "","","","","","","","",
+ /*F0-F7*/ "","","","","","","","",
+ /*G0-G7*/ "","","","","","","","",
+ /*H0-H7*/ "","","","","","","","",
+ /*I0-I7*/ "","","","","","","","",
+ /*J0-J7*/ "","","","","","","","",
+ /*K0-K7*/ "","","","","","","","",
+ /*L0-L7*/ "","","","","","","","",
+ /*M0-M7*/ "","","","","","","","",
+ /*N0-N7*/ "LED_POSTCODE_0","LED_POSTCODE_1",
+ "LED_POSTCODE_2","LED_POSTCODE_3",
+ "LED_POSTCODE_4","LED_POSTCODE_5",
+ "LED_POSTCODE_6","LED_POSTCODE_7",
+ /*O0-O7*/ "","","","","","","","",
+ /*P0-P7*/ "FP_SYS_PWRBTN_IN_N","BMC_SYS_PWRBTN_OUT_N",
+ "FP_RST_BTN_IN_N","","","","","",
+ /*Q0-Q7*/ "","","","","","","","",
+ /*R0-R7*/ "","","","","","","","",
+ /*S0-S7*/ "","","","","","","","",
+ /*T0-T7*/ "","","","","","","","",
+ /*U0-U7*/ "","","","","","","","",
+ /*V0-V7*/ "","","","","","","","",
+ /*W0-W7*/ "","","","","","","","",
+ /*X0-X7*/ "","","","","","","","",
+ /*Y0-Y7*/ "","","","","","","","",
+ /*Z0-Z7*/ "","","","","","","","";
+};
+
+&sgpiom0 {
+ status = "okay";
+ max-ngpios = <128>;
+ ngpios = <128>;
+ bus-frequency = <2000000>;
+ gpio-line-names =
+ /*in - out - in - out */
+ /*A0-A3 line 0-7*/
+ "","","","","","ENABLE_SENSORS","","",
+ /*A4-A7 line 8-15*/
+ "","","","","","","","",
+ /*B0-B3 line 16-23*/
+ "","","","","","BMC_RST_BTN_OUT_N","","",
+ /*B4-B7 line 24-31*/
+ "","","","","","","","",
+ /*C0-C3 line 32-39*/
+ "","","","","","","","",
+ /*C4-C7 line 40-47*/
+ "","","","","","","","",
+ /*D0-D3 line 48-55*/
+ "","","","","","","","",
+ /*D4-D7 line 56-63*/
+ "","","","","","","","",
+ /*E0-E3 line 64-71*/
+ "","","","","","","","",
+ /*E4-E7 line 72-79*/
+ "","","","","","","","",
+ /*F0-F3 line 80-87*/
+ "","","","","","","","",
+ /*F4-F7 line 88-95*/
+ "","","","","","","","",
+ /*G0-G3 line 96-103*/
+ "","","","","","","","",
+ /*G4-G7 line 104-111*/
+ "","","","","","","","",
+ /*H0-H3 line 112-119*/
+ "","","","","PLD_SYS_POWER_GOOD","","","",
+ /*H4-H7 line 120-127*/
+ "","","","","","","","",
+ /*I0-I3 line 128-135*/
+ "","","","","","","","",
+ /*I4-I7 line 136-143*/
+ "","","","","","","","",
+ /*J0-J3 line 144-151*/
+ "","","PLD_BIOS_POST_CMPLT_N","","","","","",
+ /*J4-J7 line 152-159*/
+ "","","","","","","","",
+ /*K0-K3 line 160-167*/
+ "","","","","","","","",
+ /*K4-K7 line 168-175*/
+ "","","","","","","","",
+ /*L0-L3 line 176-183*/
+ "","","","","","","","",
+ /*L4-L7 line 184-191*/
+ "","","","","","","","",
+ /*M0-M3 line 192-199*/
+ "","","","","","","","",
+ /*M4-M7 line 200-207*/
+ "","","","","","","","",
+ /*N0-N3 line 208-215*/
+ "","","","","","","","",
+ /*N4-N7 line 216-223*/
+ "","","","","","","","",
+ /*O0-O3 line 224-231*/
+ "","","","","","","","",
+ /*O4-O7 line 232-239*/
+ "","","","","","","","",
+ /*P0-P3 line 240-247*/
+ "","","","","","","","",
+ /*P4-P7 line 248-255*/
+ "","","","","","","","";
+};
--
2.25.1