Hi Laurent, On Mon, Feb 15, 2016 at 11:51 PM, Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> wrote: >> drivers/soc/renesas/pm-rcar.c | 327 +++++++++++++++++++++++++++++++++++++++ >> 1 file changed, 327 insertions(+) >> >> diff --git a/drivers/soc/renesas/pm-rcar.c b/drivers/soc/renesas/pm-rcar.c >> index cc684e9cc8db5d1c..c0540934126e58eb 100644 >> --- a/drivers/soc/renesas/pm-rcar.c >> +++ b/drivers/soc/renesas/pm-rcar.c >> +static int __init rcar_init_pm_domains(void) >> +{ >> + const struct of_device_id *match; >> + struct device_node *np, *pmd; >> + bool scanned = false; >> + void __iomem *base; >> + int ret = 0; >> + >> + for_each_matching_node_and_match(np, rcar_sysc_matches, &match) { >> + u32 syscier = 0; >> + >> + rcar_gen = (uintptr_t)match->data; >> + >> + base = of_iomap(np, 0); >> + if (!base) { >> + pr_warn("%s cannot map reg 0\n", np->full_name); >> + continue; >> + } >> + >> + rcar_sysc_base = base; // FIXME conflicts with rcar_sysc_init() >> + >> + pmd = of_get_child_by_name(np, "pm-domains"); >> + if (!pmd) { >> + pr_warn("%s lacks pm-domains node\n", np->full_name); > > Shouldn't you call iounmap() here ? Yes. Will fix. >> + /* >> + * Enable all interrupt sources, but do not use interrupt >> + * handler >> + */ >> + pr_debug("%s: syscier = 0x%08x\n", np->full_name, syscier); >> + iowrite32(syscier, rcar_sysc_base + SYSCIER); >> + iowrite32(0, rcar_sysc_base + SYSCIMR); > > Shouldn't the SYSCIMR bits be set to 1 to mask interrupts ? That would work, too. It doesn't matter much, as the driver doesn't use interrupts, so they stay disabled at the GIC level. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html