lib: utils/timer: mtimer: add T-Head C9xx CLINT compatible

As we already added the quirk for lacking mtime register to MTIMER
driver, add T-Head C9xx CLINT compatible to it and wire the quirk.

Signed-off-by: Icenowy Zheng <uwu@icenowy.me>
Reviewed-by: Anup Patel <anup@brainfault.org>

diff --git a/lib/utils/timer/fdt_timer_mtimer.c b/lib/utils/timer/fdt_timer_mtimer.c
index a0adc70..5244f98 100644 (file)
--- a/lib/utils/timer/fdt_timer_mtimer.c
+++ b/lib/utils/timer/fdt_timer_mtimer.c
@@ -124,9 +124,15 @@ static const struct timer_mtimer_quirks sifive_clint_quirks = {
        .has_64bit_mmio = true,
 };
 
+static const struct timer_mtimer_quirks thead_clint_quirks = {
+       .mtime_offset   = CLINT_MTIMER_OFFSET,
+       .without_mtime  = true,
+};
+
 static const struct fdt_match timer_mtimer_match[] = {
        { .compatible = "riscv,clint0", .data = &sifive_clint_quirks },
        { .compatible = "sifive,clint0", .data = &sifive_clint_quirks },
+       { .compatible = "thead,c900-clint", .data = &thead_clint_quirks },
        { .compatible = "riscv,aclint-mtimer" },
        { },
 };