On Thu, Jul 7, 2022 at 3:20 PM Logananth Sundararaj <logananth13.hcl@xxxxxxxxx> wrote: > > This patch adds linux device tree entry related to > Yosemite V3.5 specific devices connected to BMC SoC. > > Signed-off-by: Logananth Sundararaj <logananth_s@xxxxxxx> Something went wrong with the patch description, it looks like you dropped the subject and sent the first paragraph as the subject instead. > +/ { > + model = "Facebook fby35"; > + compatible = "facebook,fby35", "aspeed,ast2600"; > + > + aliases { > + serial4 = &uart5; > + }; Why not start at serial0 here? > + chosen { > + stdout-path = &uart5; > + bootargs = "console=ttyS4,57600n8 root=/dev/ram rw vmalloc=384M"; > + }; The bootargs should really come from the boot loader. Why do you need the vmalloc=384M? That seems excessive. > + > + memory@80000000 { > + device_type = "memory"; > + reg = <0x80000000 0x80000000>; > + }; The memory location and size is usually also set by the boot loader Arnd