[PATCH 2/4 V2] dt-bindings: Add root properties for Raspberry Pi

[Stefan Wahren]

This patch adds root compatible properties for the following boards:
- Raspberry Pi Model A
- Raspberry Pi Model A+
- Raspberry Pi Model B
- Raspberry Pi Model B (no P5)
- Raspberry Pi Model B rev2
- Raspberry Pi Model B+
- Raspberry Pi Compute Module

Signed-off-by: Stefan Wahren <stefan.wahren at i2se.com>
---

Changes in V2:
- add all currently known Raspberry Pi boards as suggested by
  Stephen Warren

 Documentation/devicetree/bindings/arm/bcm2835.txt |   31 +++++++++++++++++++--
 1 file changed, 29 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/arm/bcm2835.txt b/Documentation/devicetree/bindings/arm/bcm2835.txt
index ac68348..c78576b 100644
--- a/Documentation/devicetree/bindings/arm/bcm2835.txt
+++ b/Documentation/devicetree/bindings/arm/bcm2835.txt
@@ -1,8 +1,35 @@
 Broadcom BCM2835 device tree bindings
 -------------------------------------------
 
-Boards with the BCM2835 SoC shall have the following properties:
+Raspberry Pi Model A
+Required root node properties:
+compatible = "raspberrypi,model-a", "brcm,bcm2835";
 
-Required root node property:
+Raspberry Pi Model A+
+Required root node properties:
+compatible = "raspberrypi,model-a-plus", "brcm,bcm2835";
 
+Raspberry Pi Model B
+Required root node properties:
+compatible = "raspberrypi,model-b", "brcm,bcm2835";
+
+Raspberry Pi Model B (no P5)
+early model B with I2C0 rather than I2C1 routed to the expansion header
+Required root node properties:
+compatible = "raspberrypi,model-b-i2c0", "brcm,bcm2835";
+
+Raspberry Pi Model B rev2
+Required root node properties:
+compatible = "raspberrypi,model-b-rev2", "brcm,bcm2835";
+
+Raspberry Pi Model B+
+Required root node properties:
+compatible = "raspberrypi,model-b-plus", "brcm,bcm2835";
+
+Raspberry Pi Compute Module
+Required root node properties:
+compatible = "raspberrypi,compute-module", "brcm,bcm2835";
+
+Generic BCM2835 board
+Required root node properties:
 compatible = "brcm,bcm2835";
-- 
1.7.9.5