From: Caesar Wang <wxt@rock-chips.com>
Date: Tue, 27 Oct 2015 07:31:46 +0000 (+0800)
Subject: UPSTREAM: arm64: dts: rockchip: Add rk3368 mailbox device nodes
X-Git-Tag: firefly_0821_release~518
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=6b1762863256ad387d1e1cf322d10594ef179bad;p=firefly-linux-kernel-4.4.55.git

UPSTREAM: arm64: dts: rockchip: Add rk3368 mailbox device nodes

This adds mailbox device nodes in dts.

Mailbox is used by the Rockchip CPU cores to communicate
requests to MCU processor.

Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
(cherry picked from commit 6e7f9f5ad552327fcc1151e2dca141075f3e160a)

Change-Id: I9b93b2b3c28ca686c297d839077df5d725436f2f
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index c17dc288dc03..7415e34a9c62 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -676,6 +676,18 @@
 		status = "disabled";
 	};
 
+	mbox: mbox@ff6b0000 {
+		compatible = "rockchip,rk3368-mailbox";
+		reg = <0x0 0xff6b0000 0x0 0x1000>;
+		interrupts = <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru PCLK_MAILBOX>;
+		clock-names = "pclk_mailbox";
+		#mbox-cells = <1>;
+	};
+
 	pmu: power-management@ff730000 {
 		compatible = "rockchip,rk3368-pmu", "syscon", "simple-mfd";
 		reg = <0x0 0xff730000 0x0 0x1000>;