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From: Eddie James <eajames@linux.ibm.com>
To: openbmc@lists.ozlabs.org
Cc: eajames@linux.ibm.com
Subject: [PATCH linux dev-5.10 v2 1/4] ARM: dts: aspeed: everest: Add I2C bus 15 muxes
Date: Wed, 15 Sep 2021 16:47:35 -0500	[thread overview]
Message-ID: <20210915214738.34382-2-eajames@linux.ibm.com> (raw)
In-Reply-To: <20210915214738.34382-1-eajames@linux.ibm.com>

Add the muxes that are attached on I2C bus 15.

Signed-off-by: Eddie James <eajames@linux.ibm.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
---
 arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 158 +++++++++++++++++++
 1 file changed, 158 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
index 09fd6a3c05d9..10e214f8c7bc 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
@@ -96,6 +96,18 @@ aliases {
 		i2c32 = &i2c14mux1chn1;
 		i2c33 = &i2c14mux1chn2;
 		i2c34 = &i2c14mux1chn3;
+		i2c35 = &i2c15mux0chn0;
+		i2c36 = &i2c15mux0chn1;
+		i2c37 = &i2c15mux0chn2;
+		i2c38 = &i2c15mux0chn3;
+		i2c39 = &i2c15mux1chn0;
+		i2c40 = &i2c15mux1chn1;
+		i2c41 = &i2c15mux1chn2;
+		i2c42 = &i2c15mux1chn3;
+		i2c43 = &i2c15mux2chn0;
+		i2c44 = &i2c15mux2chn1;
+		i2c45 = &i2c15mux2chn2;
+		i2c46 = &i2c15mux2chn3;
 
 		serial4 = &uart5;
 
@@ -2845,6 +2857,152 @@ eeprom@50 {
 
 &i2c15 {
 	status = "okay";
+
+	i2c-switch@70 {
+		compatible = "nxp,pca9546";
+		reg = <0x70>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-mux-idle-disconnect;
+
+		i2c15mux0chn0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux0chn1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux0chn2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux0chn3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+	};
+
+	i2c-switch@71 {
+		compatible = "nxp,pca9546";
+		reg = <0x71>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-mux-idle-disconnect;
+
+		i2c15mux1chn0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux1chn1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux1chn2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux1chn3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+	};
+
+	i2c-switch@72 {
+		compatible = "nxp,pca9546";
+		reg = <0x72>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		i2c-mux-idle-disconnect;
+
+		i2c15mux2chn0: i2c@0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux2chn1: i2c@1 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <1>;
+
+			eeprom@50 {
+				compatible = "atmel,24c64";
+				reg = <0x50>;
+			};
+		};
+
+		i2c15mux2chn2: i2c@2 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <2>;
+		};
+
+		i2c15mux2chn3: i2c@3 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <3>;
+		};
+	};
 };
 
 &ehci1 {
-- 
2.27.0


  reply	other threads:[~2021-09-15 21:49 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-15 21:47 [PATCH linux dev-5.10 v2 0/4] ARM: dts: aspeed: p10 i2c, leds, and gpios Eddie James
2021-09-15 21:47 ` Eddie James [this message]
2021-09-15 21:47 ` [PATCH linux dev-5.10 v2 2/4] ARM: dts: aspeed: rainier: Add system LEDs Eddie James
2021-09-15 21:47 ` [PATCH linux dev-5.10 v2 3/4] ARM: dts: aspeed: rainier: Add eeprom on bus 12 Eddie James
2021-09-15 21:47 ` [PATCH linux dev-5.10 v2 4/4] ARM: dts: aspeed: Rainier: Remove gpio hog for GPIOP7 Eddie James
2021-09-16  7:20   ` Joel Stanley
2021-09-16  7:20 ` [PATCH linux dev-5.10 v2 0/4] ARM: dts: aspeed: p10 i2c, leds, and gpios Joel Stanley

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