[PATCH 12/22] ARM: dts: aspeed: Everest: Add I2C components
Eddie James
eajames at linux.ibm.com
Tue Mar 30 02:00:10 AEDT 2021
From: PriyangaRamasamy <priyanga24 at in.ibm.com>
Tested and able to bound the devices with i2c driver.
Signed-off-by: PriyangaRamasamy <priyanga24 at in.ibm.com>
Signed-off-by: Eddie James <eajames at linux.ibm.com>
---
arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 408 +++++++++++++++++++
1 file changed, 408 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
index 6bd876657bb8..ab7be4d511a5 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
@@ -45,6 +45,25 @@ aliases {
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 @@ vga_memory: region at bf000000 {
};
};
+&i2c0 {
+ status = "okay";
+
+ eeprom at 51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+};
+
+&i2c1 {
+ status = "okay";
+};
+
+&i2c2 {
+ status = "okay";
+};
+
+&i2c3 {
+ status = "okay";
+
+ eeprom at 54 {
+ compatible = "atmel,24c128";
+ reg = <0x54>;
+ };
+};
+
+&i2c4 {
+ status = "okay";
+
+ i2c-switch at 70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c4mux0chn0: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ eeprom at 52 {
+ compatible = "atmel,24c64";
+ reg = <0x52>;
+ };
+ };
+
+ i2c4mux0chn1: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ eeprom at 50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c4mux0chn2: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ eeprom at 51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};
+
+&i2c5 {
+ status = "okay";
+
+ i2c-switch at 70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c5mux0chn0: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ eeprom at 50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c5mux0chn1: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ eeprom at 51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+
+ i2c5mux0chn2: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ eeprom at 52 {
+ compatible = "atmel,24c64";
+ reg = <0x52>;
+ };
+ };
+
+ i2c5mux0chn3: i2c at 3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ eeprom at 53 {
+ compatible = "atmel,24c64";
+ reg = <0x53>;
+ };
+ };
+ };
+};
+
+&i2c6 {
+ status = "okay";
+
+ i2c-switch at 70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c6mux0chn0: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ eeprom at 50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c6mux0chn1: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ eeprom at 52 {
+ compatible = "atmel,24c64";
+ reg = <0x52>;
+ };
+ };
+
+ i2c6mux0chn2: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ eeprom at 53 {
+ compatible = "atmel,24c64";
+ reg = <0x53>;
+ };
+ };
+
+ i2c6mux0chn3: i2c at 3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ eeprom at 51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+ };
+ };
+};
+
+&i2c7 {
+ status = "okay";
+};
+
+&i2c8 {
+ status = "okay";
+
+ eeprom at 51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+
+ eeprom at 50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+};
+
+&i2c9 {
+ status = "okay";
+
+ eeprom at 50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+
+ eeprom at 51 {
+ compatible = "atmel,24c128";
+ reg = <0x51>;
+ };
+
+ eeprom at 53 {
+ compatible = "atmel,24c128";
+ reg = <0x53>;
+ };
+
+ eeprom at 52 {
+ compatible = "atmel,24c128";
+ reg = <0x52>;
+ };
+};
+
+&i2c10 {
+ status = "okay";
+
+ eeprom at 51 {
+ compatible = "atmel,24c128";
+ reg = <0x51>;
+ };
+
+ eeprom at 50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+
+ eeprom at 53 {
+ compatible = "atmel,24c128";
+ reg = <0x53>;
+ };
+
+ eeprom at 52 {
+ compatible = "atmel,24c128";
+ reg = <0x52>;
+ };
+};
+
+&i2c11 {
+ status = "okay";
+
+ eeprom at 51 {
+ compatible = "atmel,24c128";
+ reg = <0x51>;
+ };
+
+ eeprom at 50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+
+ eeprom at 53 {
+ compatible = "atmel,24c128";
+ reg = <0x53>;
+ };
+
+ eeprom at 52 {
+ compatible = "atmel,24c128";
+ reg = <0x52>;
+ };
+};
+
+&i2c12 {
+ status = "okay";
+};
+
+&i2c13 {
+ status = "okay";
+
+ eeprom at 51 {
+ compatible = "atmel,24c128";
+ reg = <0x51>;
+ };
+
+ eeprom at 50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+
+ eeprom at 53 {
+ compatible = "atmel,24c128";
+ reg = <0x53>;
+ };
+
+ eeprom at 52 {
+ compatible = "atmel,24c128";
+ reg = <0x52>;
+ };
+};
+
+&i2c14 {
+ status = "okay";
+
+ i2c-switch at 70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c14mux0chn0: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ eeprom at 50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ };
+ };
+
+ i2c14mux0chn1: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ eeprom at 51 {
+ compatible = "atmel,24c32";
+ reg = <0x51>;
+ };
+ };
+
+ i2c14mux0chn2: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ eeprom at 50 {
+ compatible = "atmel,24c32";
+ reg = <0x50>;
+ };
+ };
+ };
+
+ i2c-switch at 71 {
+ compatible = "nxp,pca9546";
+ reg = <0x71>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c14mux1chn0: i2c at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ eeprom at 50 {
+ compatible = "atmel,24c32";
+ reg = <0x50>;
+ };
+ };
+
+ i2c14mux1chn1: i2c at 1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ eeprom at 50 {
+ compatible = "atmel,24c32";
+ reg = <0x50>;
+ };
+ };
+
+ i2c14mux1chn2: i2c at 2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ eeprom at 50 {
+ compatible = "atmel,24c32";
+ reg = <0x50>;
+ };
+ };
+
+ i2c14mux1chn3: i2c at 3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ eeprom at 50 {
+ compatible = "atmel,24c32";
+ reg = <0x50>;
+ };
+ };
+ };
+};
+
+&i2c15 {
+ status = "okay";
+};
+
&ehci1 {
status = "okay";
};
--
2.27.0
More information about the Linux-aspeed
mailing list