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gpio: mcp23s08: fix up compilation error

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The driver depends on the chip.of_node being present to compile,
which is the case on some target platforms but not others.
Instead, rely on chip.dev->of_node to be used, as struct device
always has an of_node in place.

Cc: Alexander Stein <alexander.stein@systec-electronic.com>
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2014-12-12 11:22:11 +01:00
parent 256965d724
commit 170680abd1
1 changed files with 3 additions and 2 deletions
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5
drivers/gpio/gpio-mcp23s08.c
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@ -655,8 +655,9 @@ static int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev,
mcp->irq_controller = pdata->irq_controller;
if (mcp->irq && mcp->irq_controller) {
mcp->irq_active_high = of_property_read_bool(mcp->chip.of_node,
"microchip,irq-active-high");
mcp->irq_active_high =
of_property_read_bool(mcp->chip.dev->of_node,
"microchip,irq-active-high");
if (type == MCP_TYPE_017)
mirror = pdata->mirror;