linux-kernel - [PATCH 3/5] ARM: dove: add MBus DT node

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Date:	Mon, 29 Jul 2013 14:31:52 +0200
From:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	Russell King <linux@....linux.org.uk>,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/5] ARM: dove: add MBus DT node

This adds a MBus node including ranges and pcie apertures required later.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
---
Cc: Russell King <linux@....linux.org.uk>
Cc: Jason Cooper <jason@...edaemon.net>
Cc: Andrew Lunn <andrew@...n.ch>
Cc: Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
 arch/arm/boot/dts/dove.dtsi |   19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index 397674c..bdda016 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -29,6 +29,20 @@
 		marvell,tauros2-cache-features = <0>;
 	};
 
+	mbus {
+		compatible = "marvell,dove-mbus", "marvell,mbus", "simple-bus";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		pcie-mem-aperture = <0xe0000000 0x10000000>; /* 256M MEM space */
+		pcie-io-aperture  = <0xf2000000 0x00200000>; /*   2M I/O space */
+
+		ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x0100000   /* MBUS regs  1M */
+			  MBUS_ID(0xf0, 0x02) 0 0xf1800000 0x1000000   /* AXI  regs 16M */
+			  MBUS_ID(0x01, 0xfd) 0 0xf8000000 0x8000000   /* BootROM  128M */
+			  MBUS_ID(0x03, 0x01) 0 0xc8000000 0x0100000   /* CESA SRAM  1M */
+			  MBUS_ID(0x0d, 0x00) 0 0xf0000000 0x0100000>; /* PMU  SRAM  1M */
+	};
+
 	soc@...00000 {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -44,6 +58,11 @@
 		          0xf2100000 0xf2100000 0x0100000   /* PCIe0 I/O   1M */
 		          0xf8000000 0xf8000000 0x8000000>; /* BootROM   128M */
 
+		mbusc: mbus-ctrl@...00 {
+			compatible = "marvell,mbus-controller";
+			reg = <0x20000 0x80>, <0x800100 0x8>;
+		};
+
 		timer: timer@...00 {
 			compatible = "marvell,orion-timer";
 			reg = <0x20300 0x20>;
-- 
1.7.10.4

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