On Mon, Jun 8, 2020 at 7:21 AM Bin Meng <bmeng...@gmail.com> wrote: > > From: Bin Meng <bin.m...@windriver.com> > > Upstream U-Boot v2020.07 codes switch to access SiFive FU540 OTP > based on device tree information. Let's generate the device tree > node for OTP. > > Signed-off-by: Bin Meng <bin.m...@windriver.com>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com> Alistair > --- > > hw/riscv/sifive_u.c | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c > index cf7f833..8dc6842 100644 > --- a/hw/riscv/sifive_u.c > +++ b/hw/riscv/sifive_u.c > @@ -207,6 +207,17 @@ static void create_fdt(SiFiveUState *s, const struct > MemmapEntry *memmap, > g_free(cells); > g_free(nodename); > > + nodename = g_strdup_printf("/soc/otp@%lx", > + (long)memmap[SIFIVE_U_OTP].base); > + qemu_fdt_add_subnode(fdt, nodename); > + qemu_fdt_setprop_cell(fdt, nodename, "fuse-count", > SIFIVE_U_OTP_REG_SIZE); > + qemu_fdt_setprop_cells(fdt, nodename, "reg", > + 0x0, memmap[SIFIVE_U_OTP].base, > + 0x0, memmap[SIFIVE_U_OTP].size); > + qemu_fdt_setprop_string(fdt, nodename, "compatible", > + "sifive,fu540-c000-otp"); > + g_free(nodename); > + > prci_phandle = phandle++; > nodename = g_strdup_printf("/soc/clock-controller@%lx", > (long)memmap[SIFIVE_U_PRCI].base); > -- > 2.7.4 > >