gpio/ixp4xx: Register the base PA instead of its VA in fwnode

Do not expose the base VA (it appears in debugfs). Instead,
record the PA, which at least can be used to precisely identify
the associated irqchip and domain.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Marc Zyngier <maz@kernel.org>

diff --git a/drivers/gpio/gpio-ixp4xx.c b/drivers/gpio/gpio-ixp4xx.c
index 670c2a8..cc72c9a 100644 (file)
--- a/drivers/gpio/gpio-ixp4xx.c
+++ b/drivers/gpio/gpio-ixp4xx.c
@@ -400,7 +400,7 @@ static int ixp4xx_gpio_probe(struct platform_device *pdev)
                g->fwnode = of_node_to_fwnode(np);
        } else {
                parent = ixp4xx_get_irq_domain();
-               g->fwnode = irq_domain_alloc_fwnode(g->base);
+               g->fwnode = irq_domain_alloc_fwnode(&res->start);
                if (!g->fwnode) {
                        dev_err(dev, "no domain base\n");
                        return -ENODEV;