[PATCH 2/4] ARM: shmobile: r8a73a4 dtsi: Add memory-controller nodes

Geert Uytterhoeven geert+renesas at glider.be
Wed Jan 14 03:13:00 PST 2015


Add device nodes for the two DDR Bus State Controllers (DBSC).
The DBSCs are located in the A3BC PM domain, which must not be powered
down, else the system will crash.

A reference to the A3BC PM domain will be added later.

Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
---
 arch/arm/boot/dts/r8a73a4.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/r8a73a4.dtsi b/arch/arm/boot/dts/r8a73a4.dtsi
index 6291a57fe8bf440f..424c189640812c91 100644
--- a/arch/arm/boot/dts/r8a73a4.dtsi
+++ b/arch/arm/boot/dts/r8a73a4.dtsi
@@ -38,6 +38,16 @@
 			     <1 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
 	};
 
+	dbsc1: memory-controller at e6790000 {
+		compatible = "renesas,dbsc-r8a73a4";
+		reg = <0 0xe6790000 0 0x10000>;
+	};
+
+	dbsc2: memory-controller at e67a0000 {
+		compatible = "renesas,dbsc-r8a73a4";
+		reg = <0 0xe67a0000 0 0x10000>;
+	};
+
 	dmac: dma-multiplexer {
 		compatible = "renesas,shdma-mux";
 		#dma-cells = <1>;
-- 
1.9.1




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