[PATCH linux 1/3] ARM: dts: aspeed: Update palmetto device tree

[Cyril Bur]

Palmettos have 512mb of ram. There is always framebuffer memory at the
top of ram.

This patch also reserves BMC ram for host to BMC communication.

Signed-off-by: Cyril Bur <cyrilbur at gmail.com>
---
 arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts | 25 ++++++++++++++++++++++++-
 arch/arm/boot/dts/aspeed-g4.dtsi              |  6 ++++++
 2 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
index acaceda2..e810ae7 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
@@ -17,7 +17,30 @@
 	};
 
 	memory {
-		reg = <0x40000000 0x10000000>;
+		reg = <0x40000000 0x20000000>;
+	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells= <1>;
+		ranges;
+
+		flash_mem: region at 52000000 {
+			compatible = "aspeed,lpc-ctrl";
+			no-map;
+			reg = <0x54000000 0x04000000>; /* 64m */
+		};
+
+		fb_mem: framebuffer at 5f000000 {
+			no-map;
+			reg = <0x5f000000 0x01000000>; /* 16m */
+		};
+	};
+
+	flash_buffer {
+		compatible = "aspeed,lpc-ctrl";
+		memory-region = <&flash_mem>;
+		reg = <0x1e789000 8>;
 	};
 
         leds {
diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index 7c78eb1..2eba968 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -870,6 +870,12 @@
 				interrupts = <8>;
 			};
 
+			mbox: mbox at 1e789200 {
+				compatible = "aspeed,mbox-host";
+				reg = <0x1e789200 0x5c>;
+				interrupts = <46>;
+			};
+
 			wdt1: wdt at 1e785000 {
 				compatible = "aspeed,ast2400-wdt";
 				reg = <0x1e785000 0x1c>;
-- 
2.10.2