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plic: add thead,c900-plic compatible

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This allows attachment on Allwinner D1, and others.

MFC after:	3 days
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Mitchell Horne 2024-07-10 13:57:15 -03:00
parent 19597c0233
commit 7339a7bd97
1 changed files with 8 additions and 2 deletions
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10
sys/riscv/riscv/plic.c
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@ -99,6 +99,13 @@ struct plic_softc {
int ndev;
};
static struct ofw_compat_data compat_data[] = {
{ "riscv,plic0", 1 },
{ "sifive,plic-1.0.0", 1 },
{ "thead,c900-plic", 1 },
{ NULL, 0 }
};
#define RD4(sc, reg) \
bus_read_4(sc->mem_res, (reg))
#define WR4(sc, reg, val) \
@ -230,8 +237,7 @@ plic_probe(device_t dev)
if (!ofw_bus_status_okay(dev))
return (ENXIO);
if (!ofw_bus_is_compatible(dev, "riscv,plic0") &&
!ofw_bus_is_compatible(dev, "sifive,plic-1.0.0"))
if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)
return (ENXIO);
device_set_desc(dev, "RISC-V PLIC");