x86: Add support for private files

Some boards need to include binary data into the image for use during the
boot process. Add a node for these.

An example is the audio-codec configuration used by some audio drivers on
Intel platforms. If no private files are provided, they will be omitted.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/arch/x86/dts/u-boot.dtsi b/arch/x86/dts/u-boot.dtsi
index 90badcc..bf92f45 100644 (file)
--- a/arch/x86/dts/u-boot.dtsi
+++ b/arch/x86/dts/u-boot.dtsi
@@ -138,6 +138,10 @@
                filename = CONFIG_FSP_FILE_S;
        };
 #endif
+       private_files: private-files {
+               type = "files";
+               pattern = "*.dat";
+       };
 #ifdef CONFIG_HAVE_CMC
        intel-cmc {
                filename = CONFIG_CMC_FILE;