[PATCH 2/2] ARM: dts: aspeed: tiogapass: Add Riser card

Vijay Khemka vijaykhemka at fb.com
Wed Jul 24 03:22:36 AEST 2019


Team,
This patch also needs review. I separated first patch with v2 and that was acked. Please review this as well.

Regards
-Vijay

On 7/22/19, 12:41 PM, "Vijay Khemka" <vijaykhemka at fb.com> wrote:

    Added i2c mux for riser card and multiple ava card and its sensor
    components for Facebook Tiogapass platform
    
    Signed-off-by: Vijay Khemka <vijaykhemka at fb.com>
    ---
     .../dts/aspeed-bmc-facebook-tiogapass.dts     | 230 ++++++++++++++++++
     1 file changed, 230 insertions(+)
    
    diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
    index b7783833a58c..8d0bcb3cd419 100644
    --- a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
    +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
    @@ -12,6 +12,27 @@
     	aliases {
     		serial0 = &uart1;
     		serial4 = &uart5;
    +
    +		/*
    +		 * Hardcode the bus number of i2c switches' channels to
    +		 * avoid breaking the legacy applications.
    +		 */
    +		i2c16 = &imux16;
    +		i2c17 = &imux17;
    +		i2c18 = &imux18;
    +		i2c19 = &imux19;
    +		i2c20 = &imux20;
    +		i2c21 = &imux21;
    +		i2c22 = &imux22;
    +		i2c23 = &imux23;
    +		i2c24 = &imux24;
    +		i2c25 = &imux25;
    +		i2c26 = &imux26;
    +		i2c27 = &imux27;
    +		i2c28 = &imux28;
    +		i2c29 = &imux29;
    +		i2c30 = &imux30;
    +		i2c31 = &imux31;
     	};
     	chosen {
     		stdout-path = &uart5;
    @@ -124,6 +145,215 @@
     &i2c1 {
     	status = "okay";
     	//X24 Riser
    +	i2c-switch at 71 {
    +		compatible = "nxp,pca9544";
    +		#address-cells = <1>;
    +		#size-cells = <0>;
    +		reg = <0x71>;
    +
    +		imux16: i2c at 0 {
    +			#address-cells = <1>;
    +			#size-cells = <0>;
    +			reg = <0>;
    +
    +			ina219 at 45 {
    +				compatible = "ti,ina219";
    +				reg = <0x45>;
    +			};
    +
    +			tmp75 at 48 {
    +				compatible = "ti,tmp75";
    +				reg = <0x48>;
    +			};
    +
    +			tmp421 at 49 {
    +				compatible = "ti,tmp75";
    +				reg = <0x49>;
    +			};
    +
    +			eeprom at 50 {
    +				compatible = "atmel,24c64";
    +				reg = <0x50>;
    +				pagesize = <32>;
    +			};
    +
    +			i2c-switch at 73 {
    +				compatible = "nxp,pca9546";
    +				#address-cells = <1>;
    +				#size-cells = <0>;
    +				reg = <0x73>;
    +
    +				imux20: i2c at 0 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <0>;
    +				};
    +
    +				imux21: i2c at 1 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <1>;
    +				};
    +
    +				imux22: i2c at 2 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <2>;
    +				};
    +
    +				imux23: i2c at 3 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <3>;
    +				};
    +
    +			};
    +
    +		};
    +
    +		imux17: i2c at 1 {
    +			#address-cells = <1>;
    +			#size-cells = <0>;
    +			reg = <1>;
    +
    +			ina219 at 45 {
    +				compatible = "ti,ina219";
    +				reg = <0x45>;
    +			};
    +
    +			tmp421 at 48 {
    +				compatible = "ti,tmp75";
    +				reg = <0x48>;
    +			};
    +
    +			tmp421 at 49 {
    +				compatible = "ti,tmp75";
    +				reg = <0x49>;
    +			};
    +
    +			eeprom at 50 {
    +				compatible = "atmel,24c64";
    +				reg = <0x50>;
    +				pagesize = <32>;
    +			};
    +
    +			i2c-switch at 73 {
    +				compatible = "nxp,pca9546";
    +				#address-cells = <1>;
    +				#size-cells = <0>;
    +				reg = <0x73>;
    +
    +				imux24: i2c at 0 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <0>;
    +				};
    +
    +				imux25: i2c at 1 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <1>;
    +				};
    +
    +				imux26: i2c at 2 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <2>;
    +				};
    +
    +				imux27: i2c at 3 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <3>;
    +				};
    +
    +			};
    +
    +		};
    +
    +		imux18: i2c at 2 {
    +			#address-cells = <1>;
    +			#size-cells = <0>;
    +			reg = <2>;
    +
    +			ina219 at 45 {
    +				compatible = "ti,ina219";
    +				reg = <0x45>;
    +			};
    +
    +			tmp421 at 48 {
    +				compatible = "ti,tmp75";
    +				reg = <0x48>;
    +			};
    +
    +			tmp421 at 49 {
    +				compatible = "ti,tmp75";
    +				reg = <0x49>;
    +			};
    +
    +			eeprom at 50 {
    +				compatible = "atmel,24c64";
    +				reg = <0x50>;
    +				pagesize = <32>;
    +			};
    +
    +			i2c-switch at 73 {
    +				compatible = "nxp,pca9546";
    +				#address-cells = <1>;
    +				#size-cells = <0>;
    +				reg = <0x73>;
    +
    +				imux28: i2c at 0 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <0>;
    +				};
    +
    +				imux29: i2c at 1 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <1>;
    +				};
    +
    +				imux30: i2c at 2 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <2>;
    +				};
    +
    +				imux31: i2c at 3 {
    +					#address-cells = <1>;
    +					#size-cells = <0>;
    +					reg = <3>;
    +				};
    +
    +			};
    +
    +		};
    +
    +		imux19: i2c at 3 {
    +			#address-cells = <1>;
    +			#size-cells = <0>;
    +			reg = <3>;
    +
    +			i2c-switch at 40 {
    +				compatible = "ti,ina219";
    +				reg = <0x40>;
    +			};
    +
    +			i2c-switch at 41 {
    +				compatible = "ti,ina219";
    +				reg = <0x41>;
    +			};
    +
    +			i2c-switch at 45 {
    +				compatible = "ti,ina219";
    +				reg = <0x45>;
    +			};
    +
    +		};
    +
    +	};
     };
     
     &i2c2 {
    -- 
    2.17.1
    
    



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