diff options
Diffstat (limited to 'arch/arm/boot/dts/overlays/cma-overlay.dts')
| -rw-r--r-- | arch/arm/boot/dts/overlays/cma-overlay.dts | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/overlays/cma-overlay.dts b/arch/arm/boot/dts/overlays/cma-overlay.dts new file mode 100644 index 000000000000..4fbdf161672e --- /dev/null +++ b/arch/arm/boot/dts/overlays/cma-overlay.dts @@ -0,0 +1,32 @@ +/* + * cma.dts + */ + +/dts-v1/; +/plugin/; + +/ { + compatible = "brcm,bcm2835"; + + fragment@0 { + target = <&cma>; + frag0: __overlay__ { + /* + * The default size when using this overlay is 256 MB + * and should be kept as is for backwards + * compatibility. + */ + size = <0x10000000>; + }; + }; + + __overrides__ { + cma-256 = <&frag0>,"size:0=",<0x10000000>; + cma-192 = <&frag0>,"size:0=",<0xC000000>; + cma-128 = <&frag0>,"size:0=",<0x8000000>; + cma-96 = <&frag0>,"size:0=",<0x6000000>; + cma-64 = <&frag0>,"size:0=",<0x4000000>; + cma-size = <&frag0>,"size:0"; /* in bytes, 4MB aligned */ + cma-default = <0>,"-0"; + }; +}; |