From ea85f27d4123b97e0f2a58d2ed3b5215bf93bab4 Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Mon, 8 Jun 2020 07:17:33 -0700 Subject: hw/riscv: sifive_u: Generate device tree node for OTP 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 Reviewed-by: Alistair Francis Message-id: 1591625864-31494-5-git-send-email-bmeng.cn@gmail.com Message-Id: <1591625864-31494-5-git-send-email-bmeng.cn@gmail.com> Signed-off-by: Alistair Francis --- hw/riscv/sifive_u.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'hw/riscv') diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c index 20b0276..a6dfce4 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); -- cgit v1.1