From: Colin Foster <colin.foster@in-advantage.com>
Date: Fri, 19 Nov 2021 19:59:26 +0000 (-0800)
Subject: pinctrl: ocelot: update pinctrl to automatic base address
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a159c2b4cb7517fe11f3ce698f792126e964fc7a;p=linux.git

pinctrl: ocelot: update pinctrl to automatic base address

struct gpio_chip recommends passing -1 as base to gpiolib. Doing so avoids
conflicts when the chip is external and gpiochip0 already exists.

Signed-off-by: Colin Foster <colin.foster@in-advantage.com>
Tested-by: Clément Léger <clement.leger@bootlin.com>
Link: https://lore.kernel.org/r/20211119195928.2498441-3-colin.foster@in-advantage.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/drivers/pinctrl/pinctrl-ocelot.c b/drivers/pinctrl/pinctrl-ocelot.c
index 25cb62e21e50a..d59d684d3496f 100644
--- a/drivers/pinctrl/pinctrl-ocelot.c
+++ b/drivers/pinctrl/pinctrl-ocelot.c
@@ -1723,7 +1723,7 @@ static int ocelot_gpiochip_register(struct platform_device *pdev,
 	gc = &info->gpio_chip;
 	gc->ngpio = info->desc->npins;
 	gc->parent = &pdev->dev;
-	gc->base = 0;
+	gc->base = -1;
 	gc->of_node = info->dev->of_node;
 	gc->label = "ocelot-gpio";