agl-basesystem

1 files changed, 38 insertions, 0 deletions

diff --git a/bsp/meta-sancloud/recipes-kernel/linux/linux-bbe-4.19/cmem.dtsi b/bsp/meta-sancloud/recipes-kernel/linux/linux-bbe-4.19/cmem.dtsi
new file mode 100644
index 00000000..23119861
--- /dev/null
+++ b/bsp/meta-sancloud/recipes-kernel/linux/linux-bbe-4.19/cmem.dtsi
@@ -0,0 +1,38 @@
+/*
+ * This is a placeholder for CMEM reserved memory declarations. This
+ * is simply an example and does not actually reserve any memory for
+ * CMEM.
+ *
+ * The commented sections below provide an example for how to provide
+ * a reserved memory region for CMEM to use as a buffer pool.
+ */
+/ {
+/*
+	reserved-memory {
+		cmem_block_mem_0: cmem_block_mem@a0000000 {
+			reg = <0x0 0xa0000000 0x0 0x0a000000>;
+			no-map;
+			status = "okay";
+		};
+	};
+*/
+
+	cmem {
+		compatible = "ti,cmem";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		#pool-size-cells = <2>;
+
+		status = "disabled";
+/*
+		status = "okay";
+
+                cmem_block_0: cmem_block@0 {
+                        reg = <0>;
+                        memory-region = <&cmem_block_mem_0>;
+                        cmem-buf-pools = <1 0x0 0x0a000000>;
+                };
+*/
+        };
+};