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X-Received-From: 2a00:1450:4864:20::243 Subject: Re: [Qemu-devel] [PATCH v3 22/28] riscv: sifive_u: Generate an aliases node in the device tree X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "open list:RISC-V" , Palmer Dabbelt , Alistair Francis , "qemu-devel@nongnu.org Developers" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Sun, Aug 11, 2019 at 1:13 AM Bin Meng wrote: > > The Linux kernel SiFive UART driver expects an aliases node to be > present in the device tree, from which the driver extracts the port > number from "serial#" in the aliases node. > > Signed-off-by: Bin Meng Reviewed-by: Alistair Francis Alistair > --- > > Changes in v3: None > Changes in v2: None > > hw/riscv/sifive_u.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c > index 7eb2b7e..0c1a89f 100644 > --- a/hw/riscv/sifive_u.c > +++ b/hw/riscv/sifive_u.c > @@ -284,6 +284,8 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap, > if (cmdline) { > qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", cmdline); > } > + qemu_fdt_add_subnode(fdt, "/aliases"); > + qemu_fdt_setprop_string(fdt, "/aliases", "serial0", nodename); > g_free(nodename); > } > > -- > 2.7.4 > >