From: Vijay Khemka <vijaykhemka@fb.com>
To: Jean Delvare <jdelvare@suse.com>,
Guenter Roeck <linux@roeck-us.net>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>,
linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-aspeed@lists.ozlabs.org
Cc: "openbmc @ lists . ozlabs . org" <openbmc@lists.ozlabs.org>,
sdasari@fb.com, vijaykhemka@fb.com
Subject: [PATCH 2/2] ARM: dts: aspeed: tiogapass: Add Riser card
Date: Mon, 22 Jul 2019 12:24:49 -0700 [thread overview]
Message-ID: <20190722192451.1947348-3-vijaykhemka@fb.com> (raw)
In-Reply-To: <20190722192451.1947348-1-vijaykhemka@fb.com>
Added i2c mux for riser card and multiple ava card and its sensor
components for Facebook Tiogapass platform
Signed-off-by: Vijay Khemka <vijaykhemka@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@71 {
+ compatible = "nxp,pca9544";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x71>;
+
+ imux16: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ ina219@45 {
+ compatible = "ti,ina219";
+ reg = <0x45>;
+ };
+
+ tmp75@48 {
+ compatible = "ti,tmp75";
+ reg = <0x48>;
+ };
+
+ tmp421@49 {
+ compatible = "ti,tmp75";
+ reg = <0x49>;
+ };
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ pagesize = <32>;
+ };
+
+ i2c-switch@73 {
+ compatible = "nxp,pca9546";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x73>;
+
+ imux20: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ imux21: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ imux22: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ imux23: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ };
+
+ };
+
+ imux17: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ ina219@45 {
+ compatible = "ti,ina219";
+ reg = <0x45>;
+ };
+
+ tmp421@48 {
+ compatible = "ti,tmp75";
+ reg = <0x48>;
+ };
+
+ tmp421@49 {
+ compatible = "ti,tmp75";
+ reg = <0x49>;
+ };
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ pagesize = <32>;
+ };
+
+ i2c-switch@73 {
+ compatible = "nxp,pca9546";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x73>;
+
+ imux24: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ imux25: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ imux26: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ imux27: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ };
+
+ };
+
+ imux18: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ ina219@45 {
+ compatible = "ti,ina219";
+ reg = <0x45>;
+ };
+
+ tmp421@48 {
+ compatible = "ti,tmp75";
+ reg = <0x48>;
+ };
+
+ tmp421@49 {
+ compatible = "ti,tmp75";
+ reg = <0x49>;
+ };
+
+ eeprom@50 {
+ compatible = "atmel,24c64";
+ reg = <0x50>;
+ pagesize = <32>;
+ };
+
+ i2c-switch@73 {
+ compatible = "nxp,pca9546";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x73>;
+
+ imux28: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ imux29: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ imux30: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ imux31: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ };
+
+ };
+
+ imux19: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+
+ i2c-switch@40 {
+ compatible = "ti,ina219";
+ reg = <0x40>;
+ };
+
+ i2c-switch@41 {
+ compatible = "ti,ina219";
+ reg = <0x41>;
+ };
+
+ i2c-switch@45 {
+ compatible = "ti,ina219";
+ reg = <0x45>;
+ };
+
+ };
+
+ };
};
&i2c2 {
--
2.17.1
next prev parent reply other threads:[~2019-07-22 19:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-22 19:24 [PATCH 1/2] ARM: dts: aspeed: tiogapass: Add VR devices Vijay Khemka
2019-07-22 19:24 ` [PATCH] dt-bindings: hwmon: Add binding for pxe1610 Vijay Khemka
2019-07-22 20:06 ` Guenter Roeck
2019-07-23 0:12 ` Vijay Khemka
2019-07-23 1:56 ` Guenter Roeck
2019-07-22 19:24 ` Vijay Khemka [this message]
2019-07-23 17:22 ` [PATCH 2/2] ARM: dts: aspeed: tiogapass: Add Riser card Vijay Khemka
2019-07-23 22:33 ` Joel Stanley
2019-07-24 20:42 ` Vijay Khemka
2019-07-23 0:11 ` [PATCH 1/2] ARM: dts: aspeed: tiogapass: Add VR devices Andrew Jeffery
2019-07-23 0:33 ` Vijay Khemka
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