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pinctrl: do not defer device tree hogs 

commit af1024e0f7cde9023ddd0f3116db03911d5914c0
"pinctrl: skip deferral of hogs"

Attempts to avoid probe deferral on hogged pins, but we
forgot the device tree case. This patch fixes this.

Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reported-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2013-01-11 21:22:36 +01:00
parent e32af88945
commit b2083062a3
1 changed files with 5 additions and 0 deletions
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5
drivers/pinctrl/devicetree.c
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@ -141,6 +141,11 @@ static int dt_to_map_one_config(struct pinctrl *p, const char *statename,
pctldev = find_pinctrl_by_of_node(np_pctldev);
if (pctldev)
break;
/* Do not defer probing of hogs (circular loop) */
if (np_pctldev == p->dev->of_node) {
of_node_put(np_pctldev);
return -ENODEV;
}
}
of_node_put(np_pctldev);