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mfd: lpc_ich: Only configure watchdog or GPIO when present
Some chipsets don't currently have GPIO support enabled. For these chipsets don't go through the process of initializing the GPIO region. Make the same change for the watchdog initialization for chipsets which may not enable the WDT in the future. Signed-off-by: Peter Tyser <ptyser@xes-inc.com> Tested-by: Rajat Jain <rajatjain@juniper.net> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Lee Jones <lee.jones@linaro.org>
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@ -967,13 +967,17 @@ static int lpc_ich_probe(struct pci_dev *dev,
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pci_set_drvdata(dev, priv);
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ret = lpc_ich_init_wdt(dev);
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if (!ret)
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cell_added = true;
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if (lpc_chipset_info[priv->chipset].iTCO_version) {
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ret = lpc_ich_init_wdt(dev);
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if (!ret)
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cell_added = true;
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}
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ret = lpc_ich_init_gpio(dev);
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if (!ret)
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cell_added = true;
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if (lpc_chipset_info[priv->chipset].gpio_version) {
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ret = lpc_ich_init_gpio(dev);
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if (!ret)
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cell_added = true;
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}
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/*
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* We only care if at least one or none of the cells registered
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