ARM: dts: aspeed: Reserve framebuffer memory

When used as a BMC, the host expects to be able to use 16MB of
framebuffer memory at the top of RAM.

Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
index cc5fcf2..78f886c 100644 (file)
--- a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
@@ -18,6 +18,17 @@
        memory {
                reg = <0x40000000 0x10000000>;
        };
+
+       reserved-memory {
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               vga_memory: framebuffer@5f000000 {
+                       no-map;
+                       reg = <0x5f000000 0x01000000>; /* 16M */
+               };
+       };
 };
 
 &uart5 {