ARM: dts: aspeed: everest: Add I2C components

Tested and able to bound the devices with i2c driver.

Signed-off-by: Priyanga Ramasamy <priyanga24@in.ibm.com>
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Link: https://lore.kernel.org/r/20210329150020.13632-13-eajames@linux.ibm.com
Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
index 6bd8766..ab7be4d 100644 (file)
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
@@ -45,6 +45,25 @@
                i2c416 = &cfam3_i2c16;
                i2c417 = &cfam3_i2c17;
 
+               i2c16 = &i2c4mux0chn0;
+               i2c17 = &i2c4mux0chn1;
+               i2c18 = &i2c4mux0chn2;
+               i2c19 = &i2c5mux0chn0;
+               i2c20 = &i2c5mux0chn1;
+               i2c21 = &i2c5mux0chn2;
+               i2c22 = &i2c5mux0chn3;
+               i2c23 = &i2c6mux0chn0;
+               i2c24 = &i2c6mux0chn1;
+               i2c25 = &i2c6mux0chn2;
+               i2c26 = &i2c6mux0chn3;
+               i2c27 = &i2c14mux0chn0;
+               i2c28 = &i2c14mux0chn1;
+               i2c29 = &i2c14mux0chn2;
+               i2c30 = &i2c14mux1chn0;
+               i2c31 = &i2c14mux1chn1;
+               i2c32 = &i2c14mux1chn2;
+               i2c33 = &i2c14mux1chn3;
+
                serial4 = &uart5;
 
                spi10 = &cfam0_spi0;
@@ -105,6 +124,395 @@
        };
 };
 
+&i2c0 {
+       status = "okay";
+
+       eeprom@51 {
+               compatible = "atmel,24c64";
+               reg = <0x51>;
+       };
+};
+
+&i2c1 {
+       status = "okay";
+};
+
+&i2c2 {
+       status = "okay";
+};
+
+&i2c3 {
+       status = "okay";
+
+       eeprom@54 {
+               compatible = "atmel,24c128";
+               reg = <0x54>;
+       };
+};
+
+&i2c4 {
+       status = "okay";
+
+       i2c-switch@70 {
+               compatible = "nxp,pca9546";
+               reg = <0x70>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               status = "okay";
+               i2c-mux-idle-disconnect;
+
+               i2c4mux0chn0: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+                       eeprom@52 {
+                               compatible = "atmel,24c64";
+                               reg = <0x52>;
+                       };
+               };
+
+               i2c4mux0chn1: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+                       eeprom@50 {
+                               compatible = "atmel,24c64";
+                               reg = <0x50>;
+                       };
+               };
+
+               i2c4mux0chn2: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+                       eeprom@51 {
+                               compatible = "atmel,24c64";
+                               reg = <0x51>;
+                       };
+               };
+       };
+};
+
+&i2c5 {
+       status = "okay";
+
+       i2c-switch@70 {
+               compatible = "nxp,pca9546";
+               reg = <0x70>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               status = "okay";
+               i2c-mux-idle-disconnect;
+
+               i2c5mux0chn0: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+                       eeprom@50 {
+                               compatible = "atmel,24c64";
+                               reg = <0x50>;
+                       };
+               };
+
+               i2c5mux0chn1: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+                       eeprom@51 {
+                               compatible = "atmel,24c64";
+                               reg = <0x51>;
+                       };
+               };
+
+               i2c5mux0chn2: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+                       eeprom@52 {
+                               compatible = "atmel,24c64";
+                               reg = <0x52>;
+                       };
+               };
+
+               i2c5mux0chn3: i2c@3 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <3>;
+                       eeprom@53 {
+                               compatible = "atmel,24c64";
+                               reg = <0x53>;
+                       };
+               };
+       };
+};
+
+&i2c6 {
+       status = "okay";
+
+       i2c-switch@70 {
+               compatible = "nxp,pca9546";
+               reg = <0x70>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               status = "okay";
+               i2c-mux-idle-disconnect;
+
+               i2c6mux0chn0: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+                       eeprom@50 {
+                               compatible = "atmel,24c64";
+                               reg = <0x50>;
+                       };
+               };
+
+               i2c6mux0chn1: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+                       eeprom@52 {
+                               compatible = "atmel,24c64";
+                               reg = <0x52>;
+                       };
+               };
+
+               i2c6mux0chn2: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+                       eeprom@53 {
+                               compatible = "atmel,24c64";
+                               reg = <0x53>;
+                       };
+               };
+
+               i2c6mux0chn3: i2c@3 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <3>;
+                       eeprom@51 {
+                               compatible = "atmel,24c64";
+                               reg = <0x51>;
+                       };
+               };
+       };
+};
+
+&i2c7 {
+       status = "okay";
+};
+
+&i2c8 {
+       status = "okay";
+
+       eeprom@51 {
+               compatible = "atmel,24c64";
+               reg = <0x51>;
+       };
+
+       eeprom@50 {
+               compatible = "atmel,24c128";
+               reg = <0x50>;
+       };
+};
+
+&i2c9 {
+       status = "okay";
+
+       eeprom@50 {
+               compatible = "atmel,24c128";
+               reg = <0x50>;
+       };
+
+       eeprom@51 {
+               compatible = "atmel,24c128";
+               reg = <0x51>;
+       };
+
+       eeprom@53 {
+               compatible = "atmel,24c128";
+               reg = <0x53>;
+       };
+
+       eeprom@52 {
+               compatible = "atmel,24c128";
+               reg = <0x52>;
+       };
+};
+
+&i2c10 {
+       status = "okay";
+
+       eeprom@51 {
+               compatible = "atmel,24c128";
+               reg = <0x51>;
+       };
+
+       eeprom@50 {
+               compatible = "atmel,24c128";
+               reg = <0x50>;
+       };
+
+       eeprom@53 {
+               compatible = "atmel,24c128";
+               reg = <0x53>;
+       };
+
+       eeprom@52 {
+               compatible = "atmel,24c128";
+               reg = <0x52>;
+       };
+};
+
+&i2c11 {
+       status = "okay";
+
+       eeprom@51 {
+               compatible = "atmel,24c128";
+               reg = <0x51>;
+       };
+
+       eeprom@50 {
+               compatible = "atmel,24c128";
+               reg = <0x50>;
+       };
+
+       eeprom@53 {
+               compatible = "atmel,24c128";
+               reg = <0x53>;
+       };
+
+       eeprom@52 {
+               compatible = "atmel,24c128";
+               reg = <0x52>;
+       };
+};
+
+&i2c12 {
+       status = "okay";
+};
+
+&i2c13 {
+       status = "okay";
+
+       eeprom@51 {
+               compatible = "atmel,24c128";
+               reg = <0x51>;
+       };
+
+       eeprom@50 {
+               compatible = "atmel,24c128";
+               reg = <0x50>;
+       };
+
+       eeprom@53 {
+               compatible = "atmel,24c128";
+               reg = <0x53>;
+       };
+
+       eeprom@52 {
+               compatible = "atmel,24c128";
+               reg = <0x52>;
+       };
+};
+
+&i2c14 {
+       status = "okay";
+
+       i2c-switch@70 {
+               compatible = "nxp,pca9546";
+               reg = <0x70>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               status = "okay";
+               i2c-mux-idle-disconnect;
+
+               i2c14mux0chn0: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+                       eeprom@50 {
+                               compatible = "atmel,24c64";
+                               reg = <0x50>;
+                       };
+               };
+
+               i2c14mux0chn1: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+                       eeprom@51 {
+                               compatible = "atmel,24c32";
+                               reg = <0x51>;
+                       };
+               };
+
+               i2c14mux0chn2: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+                       eeprom@50 {
+                               compatible = "atmel,24c32";
+                               reg = <0x50>;
+                       };
+               };
+       };
+
+       i2c-switch@71 {
+               compatible = "nxp,pca9546";
+               reg = <0x71>;
+               #address-cells = <1>;
+               #size-cells = <0>;
+               status = "okay";
+               i2c-mux-idle-disconnect;
+
+               i2c14mux1chn0: i2c@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+                       eeprom@50 {
+                               compatible = "atmel,24c32";
+                               reg = <0x50>;
+                       };
+               };
+
+               i2c14mux1chn1: i2c@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+                       eeprom@50 {
+                               compatible = "atmel,24c32";
+                               reg = <0x50>;
+                       };
+               };
+
+               i2c14mux1chn2: i2c@2 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <2>;
+                       eeprom@50 {
+                               compatible = "atmel,24c32";
+                               reg = <0x50>;
+                       };
+               };
+
+               i2c14mux1chn3: i2c@3 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <3>;
+                       eeprom@50 {
+                               compatible = "atmel,24c32";
+                               reg = <0x50>;
+                       };
+               };
+       };
+};
+
+&i2c15 {
+       status = "okay";
+};
+
 &ehci1 {
        status = "okay";
 };