2 files changed, 45 insertions, 4 deletions

diff --git a/recipes-kernel/linux/cmem.inc b/recipes-kernel/linux/cmem.inc
index 8bd643f4..23e48f12 100644
--- a/recipes-kernel/linux/cmem.inc
+++ b/recipes-kernel/linux/cmem.inc
@@ -2,14 +2,15 @@
 #
 # Use these for temporary overrides
 CMEM_MACHINE = "${MACHINE}"
-CMEM_MACHINE_am57xx-evm = "am571x am572x am574x"
-CMEM_MACHINE_am57xx-hs-evm = "am571x am572x am574x"
+CMEM_MACHINE_am57xx-evm = "am571x am572x am572idk am574x"
+CMEM_MACHINE_am57xx-hs-evm = "am571x am572x am572idk am574x"
 CMEM_MACHINE_dra7xx-evm = "dra71x dra72x dra74x dra76x"
 CMEM_MACHINE_dra7xx-hs-evm = "dra71x dra72x dra74x dra76x"
 
 # Set cmem.dtsi per machine or machine variant
 CMEM_DTSI = "cmem.dtsi"
 CMEM_DTSI_am571x = "cmem-am571x.dtsi"
+CMEM_DTSI_am572idk = "cmem-am572idk.dtsi"
 CMEM_DTSI_am574x = "cmem-am574x.dtsi"
 CMEM_DTSI_dra71x = "cmem-dra71x.dtsi"
 CMEM_DTSI_dra72x = "cmem-dra72x.dtsi"
@@ -18,8 +19,8 @@ CMEM_DTSI_dra76x = "cmem-dra76x.dtsi"
 # Split device trees between variants
 CMEM_DEVICETREE = "${KERNEL_DEVICETREE}"
 CMEM_DEVICETREE_am571x = "am571x-idk.dtb am571x-idk-lcd-osd101t2045.dtb am571x-idk-lcd-osd101t2587.dtb"
-CMEM_DEVICETREE_am572x = "am57xx-beagle-x15.dtb am57xx-beagle-x15-revc.dtb \
-                          am572x-idk.dtb am572x-idk-lcd-osd101t2045.dtb am572x-idk-lcd-osd101t2587.dtb"
+CMEM_DEVICETREE_am572x = "am57xx-beagle-x15.dtb am57xx-beagle-x15-revc.dtb"
+CMEM_DEVICETREE_am572idk = "am572x-idk.dtb am572x-idk-lcd-osd101t2045.dtb am572x-idk-lcd-osd101t2587.dtb"
 CMEM_DEVICETREE_am574x = "am574x-idk.dtb am574x-idk-lcd-osd101t2587.dtb"
 CMEM_DEVICETREE_dra71x = "dra71-evm.dtb"
 CMEM_DEVICETREE_dra72x = "dra72-evm.dtb dra72-evm-lcd-osd101t2045.dtb dra72-evm-lcd-osd101t2587.dtb \
diff --git a/recipes-kernel/linux/files/dra7xx/cmem-am572idk.dtsi b/recipes-kernel/linux/files/dra7xx/cmem-am572idk.dtsi
new file mode 100644
index 00000000..6c39e22c
--- /dev/null
+++ b/recipes-kernel/linux/files/dra7xx/cmem-am572idk.dtsi
@@ -0,0 +1,40 @@
+/ {
+        reserved-memory {
+                #address-cells = <2>;
+                #size-cells = <2>;
+                ranges;
+
+                cmem_block_mem_0: cmem_block_mem@a0000000 {
+                        reg = <0x0 0xa0000000 0x0 0x20000000>;
+                        no-map;
+                        status = "okay";
+                };
+
+                cmem_block_mem_1_ocmc3: cmem_block_mem@40500000 {
+                        reg = <0x0 0x40500000 0x0 0x100000>;
+                        no-map;
+                        status = "okay";
+                };
+        };
+
+        cmem {
+                compatible = "ti,cmem";
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                #pool-size-cells = <2>;
+
+                status = "okay";
+
+                cmem_block_0: cmem_block@0 {
+                        reg = <0>;
+                        memory-region = <&cmem_block_mem_0>;
+                        cmem-buf-pools = <1 0x0 0x20000000>;
+                };
+
+                cmem_block_1: cmem_block@1 {
+                        reg = <1>;
+                        memory-region = <&cmem_block_mem_1_ocmc3>;
+                };
+        };
+};