diff options
| -rw-r--r-- | arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts index 1679911e4fd8..4d2f6e5348ce 100644 --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtmitchell.dts @@ -30,6 +30,18 @@ i2c31 = &ocpslot_1; /* + * i2c bus 32-33 assigned to Riser slot 0-1 + */ + i2c32 = &i2c_riser0; + i2c33 = &i2c_riser1; + + /* + * i2c bus 38-39 assigned to FRU on Riser slot 0-1 + */ + i2c38 = &i2c_riser0_chn_0; + i2c39 = &i2c_riser1_chn_0; + + /* * I2C NVMe alias port */ i2c100 = &backplane_0; @@ -551,6 +563,58 @@ reg = <0x1f>; }; }; + + i2c_riser0: i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x2>; + + i2c-mux@72 { + compatible = "nxp,pca9546"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x72>; + i2c-mux-idle-disconnect; + + i2c_riser0_chn_0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0>; + + eeprom@50 { + compatible = "atmel,24c02"; + reg = <0x50>; + pagesize = <16>; + }; + }; + }; + }; + + i2c_riser1: i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x3>; + + i2c-mux@72 { + compatible = "nxp,pca9546"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x72>; + i2c-mux-idle-disconnect; + + i2c_riser1_chn_0: i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0>; + + eeprom@50 { + compatible = "atmel,24c02"; + reg = <0x50>; + pagesize = <16>; + }; + }; + }; + }; }; }; |