From 0f67e2395be44db2c1bef17b6ada2e46221908ed Mon Sep 17 00:00:00 2001
From: Stephen Warren <swarren@nvidia.com>
Date: Fri, 17 Jun 2016 09:43:57 -0600
Subject: mailbox: add Tegra186 HSP driver

Tegra186's HSP module implements doorbells, mailboxes, semaphores, and
shared interrupts. This patch provides a driver for HSP, and hooks it
into the mailbox API. Currently, only doorbells are supported.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
---
 arch/arm/dts/tegra186.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'arch/arm/dts')

diff --git a/arch/arm/dts/tegra186.dtsi b/arch/arm/dts/tegra186.dtsi
index 18b6a26643..fce34fa650 100644
--- a/arch/arm/dts/tegra186.dtsi
+++ b/arch/arm/dts/tegra186.dtsi
@@ -1,6 +1,7 @@
 #include "skeleton.dtsi"
 #include <dt-bindings/gpio/tegra-gpio.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/mailbox/tegra-hsp.h>
 
 / {
 	compatible = "nvidia,tegra186";
@@ -40,6 +41,18 @@
 		status = "disabled";
 	};
 
+	hsp: hsp@3c00000 {
+		compatible = "nvidia,tegra186-hsp";
+		reg = <0x0 0x03c00000 0x0 0xa0000>;
+		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
+		nvidia,num-SM = <0x8>;
+		nvidia,num-AS = <0x2>;
+		nvidia,num-SS = <0x2>;
+		nvidia,num-DB = <0x7>;
+		nvidia,num-SI = <0x8>;
+		#mbox-cells = <1>;
+	};
+
 	gpio@c2f0000 {
 		compatible = "nvidia,tegra186-gpio-aon";
 		reg-names = "security", "gpio";
-- 
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