linux-tegra: provide a way to create an initrd
linux-tegra: provide a way to create an initrd

instead of bundling the initramfs with the kernel,
with a new variable, TEGRA_INITRAMFS_INITRD.

(Related to #42)

Signed-off-by: Matt Madison <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@madison.systems>

madisongh/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra,madisongh/meta-tegra