// SPDX-License-Identifier: GPL-2.0+
|
// Copyright (c) 2018 Facebook Inc.
|
/dts-v1/;
|
|
#include "ast2500-facebook-netbmc-common.dtsi"
|
|
/ {
|
model = "Facebook Minipack 100 BMC";
|
compatible = "facebook,minipack-bmc", "aspeed,ast2500";
|
|
aliases {
|
/*
|
* Override the default serial aliases to avoid breaking
|
* the legacy applications.
|
*/
|
serial0 = &uart5;
|
serial1 = &uart1;
|
serial2 = &uart2;
|
serial3 = &uart3;
|
serial4 = &uart4;
|
|
/*
|
* i2c switch 2-0070, pca9548, 8 child channels assigned
|
* with bus number 16-23.
|
*/
|
i2c16 = &imux16;
|
i2c17 = &imux17;
|
i2c18 = &imux18;
|
i2c19 = &imux19;
|
i2c20 = &imux20;
|
i2c21 = &imux21;
|
i2c22 = &imux22;
|
i2c23 = &imux23;
|
|
/*
|
* i2c switch 8-0070, pca9548, 8 child channels assigned
|
* with bus number 24-31.
|
*/
|
i2c24 = &imux24;
|
i2c25 = &imux25;
|
i2c26 = &imux26;
|
i2c27 = &imux27;
|
i2c28 = &imux28;
|
i2c29 = &imux29;
|
i2c30 = &imux30;
|
i2c31 = &imux31;
|
|
/*
|
* i2c switch 9-0070, pca9548, 8 child channels assigned
|
* with bus number 32-39.
|
*/
|
i2c32 = &imux32;
|
i2c33 = &imux33;
|
i2c34 = &imux34;
|
i2c35 = &imux35;
|
i2c36 = &imux36;
|
i2c37 = &imux37;
|
i2c38 = &imux38;
|
i2c39 = &imux39;
|
|
/*
|
* i2c switch 11-0070, pca9548, 8 child channels assigned
|
* with bus number 40-47.
|
*/
|
i2c40 = &imux40;
|
i2c41 = &imux41;
|
i2c42 = &imux42;
|
i2c43 = &imux43;
|
i2c44 = &imux44;
|
i2c45 = &imux45;
|
i2c46 = &imux46;
|
i2c47 = &imux47;
|
};
|
|
chosen {
|
stdout-path = &uart1;
|
bootargs = "debug console=ttyS1,9600n8 root=/dev/ram rw";
|
};
|
};
|
|
&wdt2 {
|
status = "okay";
|
aspeed,reset-type = "system";
|
};
|
|
/*
|
* Both firmware flashes are 64MB on Minipack BMC.
|
*/
|
&fmc_flash0 {
|
partitions {
|
compatible = "fixed-partitions";
|
#address-cells = <1>;
|
#size-cells = <1>;
|
|
/*
|
* u-boot partition: 384KB.
|
*/
|
u-boot@0 {
|
reg = <0x0 0x60000>;
|
label = "u-boot";
|
};
|
|
/*
|
* u-boot environment variables: 128KB.
|
*/
|
u-boot-env@60000 {
|
reg = <0x60000 0x20000>;
|
label = "env";
|
};
|
|
/*
|
* FIT image: 59.5 MB.
|
*/
|
fit@80000 {
|
reg = <0x80000 0x3b80000>;
|
label = "fit";
|
};
|
|
/*
|
* "data0" partition (4MB) is reserved for persistent
|
* data store.
|
*/
|
data0@3800000 {
|
reg = <0x3c00000 0x400000>;
|
label = "data0";
|
};
|
|
/*
|
* "flash0" partition (covering the entire flash) is
|
* explicitly created to avoid breaking legacy applications.
|
*/
|
flash0@0 {
|
reg = <0x0 0x4000000>;
|
label = "flash0";
|
};
|
};
|
};
|
|
&fmc_flash1 {
|
partitions {
|
compatible = "fixed-partitions";
|
#address-cells = <1>;
|
#size-cells = <1>;
|
|
flash1@0 {
|
reg = <0x0 0x4000000>;
|
};
|
};
|
};
|
|
&uart1 {
|
pinctrl-0 = <&pinctrl_txd1_default
|
&pinctrl_rxd1_default
|
&pinctrl_ncts1_default
|
&pinctrl_ndsr1_default
|
&pinctrl_ndtr1_default
|
&pinctrl_nrts1_default>;
|
};
|
|
&uart2 {
|
status = "okay";
|
pinctrl-names = "default";
|
pinctrl-0 = <&pinctrl_txd2_default
|
&pinctrl_rxd2_default>;
|
};
|
|
&uart4 {
|
status = "okay";
|
pinctrl-names = "default";
|
pinctrl-0 = <&pinctrl_txd4_default
|
&pinctrl_rxd4_default>;
|
};
|
|
&i2c0 {
|
status = "okay";
|
bus-frequency = <400000>;
|
multi-master;
|
};
|
|
&i2c1 {
|
status = "okay";
|
};
|
|
&i2c2 {
|
status = "okay";
|
|
i2c-switch@70 {
|
compatible = "nxp,pca9548";
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0x70>;
|
|
imux16: i2c@0 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0>;
|
};
|
|
imux17: i2c@1 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <1>;
|
};
|
|
imux18: i2c@2 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <2>;
|
};
|
|
imux19: i2c@3 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <3>;
|
};
|
|
imux20: i2c@4 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <4>;
|
};
|
|
imux21: i2c@5 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <5>;
|
};
|
|
imux22: i2c@6 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <6>;
|
};
|
|
imux23: i2c@7 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <7>;
|
};
|
};
|
};
|
|
&i2c3 {
|
status = "okay";
|
};
|
|
&i2c4 {
|
status = "okay";
|
multi-master;
|
};
|
|
&i2c5 {
|
status = "okay";
|
};
|
|
&i2c6 {
|
status = "okay";
|
};
|
|
&i2c7 {
|
status = "okay";
|
};
|
|
&i2c8 {
|
status = "okay";
|
|
i2c-switch@70 {
|
compatible = "nxp,pca9548";
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0x70>;
|
|
imux24: i2c@0 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0>;
|
};
|
|
imux25: i2c@1 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <1>;
|
};
|
|
imux26: i2c@2 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <2>;
|
};
|
|
imux27: i2c@3 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <3>;
|
};
|
|
imux28: i2c@4 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <4>;
|
};
|
|
imux29: i2c@5 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <5>;
|
};
|
|
imux30: i2c@6 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <6>;
|
};
|
|
imux31: i2c@7 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <7>;
|
};
|
};
|
};
|
|
&i2c9 {
|
status = "okay";
|
|
i2c-switch@70 {
|
compatible = "nxp,pca9548";
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0x70>;
|
|
imux32: i2c@0 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0>;
|
};
|
|
imux33: i2c@1 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <1>;
|
};
|
|
imux34: i2c@2 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <2>;
|
};
|
|
imux35: i2c@3 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <3>;
|
};
|
|
imux36: i2c@4 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <4>;
|
};
|
|
imux37: i2c@5 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <5>;
|
};
|
|
imux38: i2c@6 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <6>;
|
};
|
|
imux39: i2c@7 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <7>;
|
};
|
};
|
};
|
|
&i2c10 {
|
status = "okay";
|
};
|
|
&i2c11 {
|
status = "okay";
|
|
i2c-switch@70 {
|
compatible = "nxp,pca9548";
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0x70>;
|
|
imux40: i2c@0 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <0>;
|
};
|
|
imux41: i2c@1 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <1>;
|
};
|
|
imux42: i2c@2 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <2>;
|
};
|
|
imux43: i2c@3 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <3>;
|
};
|
|
imux44: i2c@4 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <4>;
|
};
|
|
imux45: i2c@5 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <5>;
|
};
|
|
imux46: i2c@6 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <6>;
|
};
|
|
imux47: i2c@7 {
|
#address-cells = <1>;
|
#size-cells = <0>;
|
reg = <7>;
|
};
|
};
|
};
|
|
&i2c12 {
|
status = "okay";
|
};
|
|
&i2c13 {
|
status = "okay";
|
};
|
