Peter Yin 於 9/7/23 14:45 寫道:
> 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/aspeed/Makefile | 1 +
> .../aspeed/aspeed-bmc-facebook-minerva.dts | 371 ++++++++++++++++++
> 2 files changed, 372 insertions(+)
> create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts
>
> diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/Makefile
> index 23cbc7203a8e..b1da302dbcd6 100644
> --- a/arch/arm/boot/dts/aspeed/Makefile
> +++ b/arch/arm/boot/dts/aspeed/Makefile
> @@ -19,6 +19,7 @@ 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-tiogapass.dtb \
> aspeed-bmc-facebook-wedge40.dtb \
> diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts
> new file mode 100644
> index 000000000000..4834473c3c39
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts
> @@ -0,0 +1,371 @@
> +// 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>;
> +};
> +
> +&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*/
> + "","","","","","","","";
> +};
Hello Maintainer,
Are there any recommendations or modifications that you consider
necessary?
Thanks.