diff --git a/drivers/gud/README b/drivers/gud/README
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+MobiCore is an operating system being shipped with TZBSP
+on msm chipsets. MobiCore consists of several components in
+the secure world(TrustZone) and non-secure world(linux
+kernel, Android user space). The MobiCore driver
+communicates with the MobiCore kernel that exists in
+TrustZone.