From a92532ece75d061a1f950e62e17700eebaffe573 Mon Sep 17 00:00:00 2001
From: Jet Li <Jet.Li@ibm.com>
Date: Tue, 21 Jul 2020 20:00:31 +0800
Subject: ARM: dts: aspeed: rainier: Add I2C buses for NVMe use

Adding pca9552 exposes the presence detect lines for the cards and
tca9554 exposes the presence details for the cards.

Signed-off-by: Jet Li <Jet.Li@ibm.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
---
 arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 105 +++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)

(limited to 'arch/arm')

diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
index d20cdf3cd55c..e803133f25cd 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
@@ -300,6 +300,21 @@
 		compatible = "atmel,24c64";
 		reg = <0x51>;
 	};
+
+	tca9554@40 {
+		compatible = "ti,tca9554";
+		reg = <0x40>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		smbus0 {
+			gpio-hog;
+			gpios = <4 GPIO_ACTIVE_HIGH>;
+			output-high;
+			line-name = "smbus0";
+		};
+	};
+
 };
 
 &i2c1 {
@@ -614,6 +629,96 @@
 		compatible = "atmel,24c64";
 		reg = <0x51>;
 	};
+
+	pca1: pca9552@61 {
+		compatible = "nxp,pca9552";
+		reg = <0x61>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio@0 {
+			reg = <0>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@1 {
+			reg = <1>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@2 {
+			reg = <2>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@3 {
+			reg = <3>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@4 {
+			reg = <4>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@5 {
+			reg = <5>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@6 {
+			reg = <6>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@7 {
+			reg = <7>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@8 {
+			reg = <8>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@9 {
+			reg = <9>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@10 {
+			reg = <10>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@11 {
+			reg = <11>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@12 {
+			reg = <12>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@13 {
+			reg = <13>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@14 {
+			reg = <14>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@15 {
+			reg = <15>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+	};
+
 };
 
 &i2c9 {
-- 
cgit v1.2.3