diff options
Diffstat (limited to 'arch/arm/boot/dts/aspeed-bmc-facebook-minipack.dts')
| -rw-r--r-- | arch/arm/boot/dts/aspeed-bmc-facebook-minipack.dts | 451 |
1 files changed, 451 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-minipack.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-minipack.dts new file mode 100644 index 000000000..c34741dbd --- /dev/null +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-minipack.dts @@ -0,0 +1,451 @@ +// 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"; +}; |