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Attempt to power on attached USB hubs. Add support for SpacemiT K1.

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ok phessler@, jca@, jsing@
This commit is contained in:
kettenis
2026-03-31 14:42:54 +00:00
parent b2cd6d50b9
commit 26388c13bd
1 changed files with 19 additions and 3 deletions
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22
sys/dev/fdt/xhci_fdt.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: xhci_fdt.c,v 1.26 2026/01/25 10:28:16 kettenis Exp $ */
/* $OpenBSD: xhci_fdt.c,v 1.27 2026/03/31 14:42:54 kettenis Exp $ */
/*
* Copyright (c) 2017 Mark Kettenis <kettenis@openbsd.org>
*
@@ -67,6 +67,7 @@ int xhci_cdns_attach(struct xhci_fdt_softc *);
int xhci_snps_attach(struct xhci_fdt_softc *);
int xhci_snps_init(struct xhci_fdt_softc *);
void xhci_init_phys(struct xhci_fdt_softc *);
void xhci_init_hubs(struct xhci_fdt_softc *);
int
xhci_fdt_match(struct device *parent, void *match, void *aux)
@@ -78,7 +79,8 @@ xhci_fdt_match(struct device *parent, void *match, void *aux)
OF_is_compatible(faa->fa_node, "cavium,octeon-7130-xhci") ||
OF_is_compatible(faa->fa_node, "cdns,usb3") ||
OF_is_compatible(faa->fa_node, "qcom,snps-dwc3") ||
OF_is_compatible(faa->fa_node, "snps,dwc3");
OF_is_compatible(faa->fa_node, "snps,dwc3") ||
OF_is_compatible(faa->fa_node, "spacemit,k1-dwc3");
}
void
@@ -146,7 +148,8 @@ xhci_fdt_attach(struct device *parent, struct device *self, void *aux)
error = xhci_cdns_attach(sc);
if (OF_is_compatible(sc->sc_node, "apple,t8103-dwc3") ||
OF_is_compatible(sc->sc_node, "qcom,snps-dwc3") ||
OF_is_compatible(sc->sc_node, "snps,dwc3"))
OF_is_compatible(sc->sc_node, "snps,dwc3") ||
OF_is_compatible(sc->sc_node, "spacemit,k1-dwc3"))
error = xhci_snps_attach(sc);
if (error) {
printf(": can't initialize hardware\n");
@@ -154,6 +157,7 @@ xhci_fdt_attach(struct device *parent, struct device *self, void *aux)
}
xhci_init_phys(sc);
xhci_init_hubs(sc);
strlcpy(sc->sc.sc_vendor, "Generic", sizeof(sc->sc.sc_vendor));
if ((error = xhci_init(&sc->sc)) != 0) {
@@ -453,6 +457,18 @@ xhci_init_phys(struct xhci_fdt_softc *sc)
}
}
void
xhci_init_hubs(struct xhci_fdt_softc *sc)
{
int node, vdd_supply;
for (node = OF_child(sc->sc_node); node; node = OF_peer(node)) {
vdd_supply = OF_getpropint(node, "vdd-supply", 0);
if (vdd_supply)
regulator_enable(vdd_supply);
}
}
/*
* Samsung Exynos 5 PHYs.
*/