From caf4fb3839547e3449a97dda5bda6e684082fe70 Mon Sep 17 00:00:00 2001
From: Vipin Deep Kaur <vkaur@qti.qualcomm.com>
Date: Mon, 24 Feb 2020 15:07:14 +0530
Subject: [PATCH 1/2] ARM: dts: msm: Add Common driver, I2C and GSI DT nodes in
 trustedvm

Add QUPv3 common driver, I2C and GSI DT nodes in trustedvm dtsi.

Change-Id: Ide390774db3b93ceaaa89661440cdf3bf5971939
---
 qcom/trustedvm.dtsi | 58 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/qcom/trustedvm.dtsi b/qcom/trustedvm.dtsi
index 9dda18d8..d0bda932 100644
--- a/qcom/trustedvm.dtsi
+++ b/qcom/trustedvm.dtsi
@@ -90,6 +90,64 @@
 			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
 			     <GIC_PPI 12 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
 	};
+	soc: soc { };
+};
+
+&soc {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	ranges = <0 0 0 0xffffffff>;
+	compatible = "simple-bus";
+
+	/*
+	 * QUPv3 Instances
+	 * North 4 : SE 4
+	 */
+
+	/* QUPv3_0 wrapper instance: North QUP */
+	qupv3_0: qcom,qupv3_0_geni_se@9c0000 {
+		compatible = "qcom,qupv3-geni-se";
+		reg = <0x9c0000 0x2000>;
+	};
+
+	/* GPI */
+	gpi_dma0: qcom,gpi-dma@900000 {
+		compatible = "qcom,gpi-dma";
+		#dma-cells = <5>;
+		reg = <0x900000 0x60000>;
+		reg-names = "gpi-top";
+		interrupts = <GIC_SPI 244 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 247 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 248 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 249 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 250 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 253 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 254 IRQ_TYPE_LEVEL_HIGH>,
+			<GIC_SPI 255 IRQ_TYPE_LEVEL_HIGH>;
+		qcom,max-num-gpii = <12>;
+		qcom,gpii-mask = <0x80>;
+		qcom,ev-factor = <2>;
+		qcom,gpi-ee-offset = <0x10000>;
+		status = "ok";
+	};
+
+	/* I2C SE */
+	qupv3_se4_i2c: i2c@990000 {
+		compatible = "qcom,i2c-geni";
+		reg = <0x990000 0x4000>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		dmas = <&gpi_dma0 0 4 3 64 0>,
+			<&gpi_dma0 1 4 3 64 0>;
+		dma-names = "tx", "rx";
+		qcom,wrapper-core = <&qupv3_0>;
+		qcom,le-vm;
+		status = "ok";
+	};
 };
 
 #include "trustedvm-ion.dtsi"

From 73eafc17f5222d3bc1428c81fd070fac36579980 Mon Sep 17 00:00:00 2001
From: Vipin Deep Kaur <vkaur@qti.qualcomm.com>
Date: Wed, 1 Apr 2020 17:56:41 +0530
Subject: [PATCH 2/2] dt-bindings: i2c-msm-geni: Add DT bindings for le-vm flag

Add le-vm, a boolean flag to enable support I2C functionality
in trusted VM.
Add shared, a boolean flag to support multi ee I2C GSI usecase.

Change-Id: Ibd95d5dac75bfa5e181869fc56e5178ab7af19f7
---
 bindings/i2c/qcom,i2c-msm-geni.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/bindings/i2c/qcom,i2c-msm-geni.txt b/bindings/i2c/qcom,i2c-msm-geni.txt
index 21edaa0c..c7f50543 100644
--- a/bindings/i2c/qcom,i2c-msm-geni.txt
+++ b/bindings/i2c/qcom,i2c-msm-geni.txt
@@ -17,6 +17,9 @@ Required properties:
 Optional property:
  - qcom,clk-freq-out : Desired I2C bus clock frequency in Hz.
    When missing default to 400000Hz.
+ - qcom,shared : Boolean flag to support multi-ee usecase, used in GSI mode.
+   Needs to be added by client driver node in case of multi-ee usecase.
+ - qcom,le-vm : Boolean flag to support I2C functionality in trusted VM.
 
 Child nodes should conform to i2c bus binding.