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Message-Id: <20240930070500.3174431-4-Delphine_CC_Chiu@wiwynn.com>
Date: Mon, 30 Sep 2024 15:04:54 +0800
From: Delphine CC Chiu <Delphine_CC_Chiu@...ynn.com>
To: patrick@...cx.xyz,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Joel Stanley <joel@....id.au>,
Andrew Jeffery <andrew@...econstruct.com.au>
Cc: Ricky CX Wu <ricky.cx.wu.wiwynn@...il.com>,
Delphine CC Chiu <Delphine_CC_Chiu@...ynn.com>,
devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-aspeed@...ts.ozlabs.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v1 3/8] ARM: dts: aspeed: yosemite4: Add i2c-mux for CPLD IOE on Spider Board
From: Ricky CX Wu <ricky.cx.wu.wiwynn@...il.com>
Add I2C mux for CPLD IOE on Spider Board.
Signed-off-by: Ricky CX Wu <ricky.cx.wu.wiwynn@...il.com>
Signed-off-by: Delphine CC Chiu <Delphine_CC_Chiu@...ynn.com>
---
.../aspeed/aspeed-bmc-facebook-yosemite4.dts | 66 +++++++++++++++++++
1 file changed, 66 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
index b813140b3c5b..26e0fcbed8d2 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -30,6 +30,8 @@ aliases {
i2c25 = &imux25;
i2c26 = &imux26;
i2c27 = &imux27;
+ i2c28 = &imux28;
+ i2c29 = &imux29;
i2c34 = &imux34;
i2c35 = &imux35;
};
@@ -773,8 +775,72 @@ eeprom@54 {
};
&i2c10 {
+ #address-cells = <1>;
+ #size-cells = <0>;
status = "okay";
bus-frequency = <400000>;
+ i2c-mux@74 {
+ compatible = "nxp,pca9544";
+ reg = <0x74>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ imux28: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@20 {
+ compatible = "nxp,pca9506";
+ reg = <0x20>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio@21 {
+ compatible = "nxp,pca9506";
+ reg = <0x21>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio@22 {
+ compatible = "nxp,pca9506";
+ reg = <0x22>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio@23 {
+ compatible = "nxp,pca9506";
+ reg = <0x23>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio@24 {
+ compatible = "nxp,pca9506";
+ reg = <0x24>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-line-names = "","","","",
+ "NIC0_MAIN_PWR_EN",
+ "NIC1_MAIN_PWR_EN",
+ "NIC2_MAIN_PWR_EN",
+ "NIC3_MAIN_PWR_EN",
+ "","","","","","","","",
+ "","","","","","","","",
+ "","","","","","","","";
+ };
+ };
+
+ imux29: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
};
&i2c11 {
--
2.25.1
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