Add the RAM managed by the Multicire Shared Memory Controller (MSMC)
as a mmio-sram node. The Keystone 2 Edison SoC has 2 MB of such
memory. Any specific MSM memory range needed by a software module
ought to be reserved using an appropriate child node.
Signed-off-by: Suman Anna <s-anna@xxxxxx>
---
arch/arm/boot/dts/keystone-k2e.dtsi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/boot/dts/keystone-k2e.dtsi b/arch/arm/boot/dts/keystone-k2e.dtsi
index 9a51b8c88581..48846c36cbed 100644
--- a/arch/arm/boot/dts/keystone-k2e.dtsi
+++ b/arch/arm/boot/dts/keystone-k2e.dtsi
@@ -46,6 +46,14 @@
soc {
/include/ "keystone-k2e-clocks.dtsi"
+ msm_ram: msmram@0c000000 {
+ compatible = "mmio-sram";
+ reg = <0x0c000000 0x200000>;
+ ranges = <0x0 0x0c000000 0x200000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
usb: usb@2680000 {
interrupts = <GIC_SPI 152 IRQ_TYPE_EDGE_RISING>;
dwc3@2690000 {
--
2.9.3
--
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