w1: gpio: use int for gpio
so we can use negative value for invalid gpio Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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@ -16,10 +16,10 @@
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* @is_open_drain: GPIO pin is configured as open drain
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* @is_open_drain: GPIO pin is configured as open drain
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*/
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*/
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struct w1_gpio_platform_data {
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struct w1_gpio_platform_data {
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unsigned int pin;
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int pin;
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unsigned int is_open_drain:1;
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unsigned int is_open_drain:1;
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void (*enable_external_pullup)(int enable);
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void (*enable_external_pullup)(int enable);
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unsigned int ext_pullup_enable_pin;
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int ext_pullup_enable_pin;
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};
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};
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#endif /* _LINUX_W1_GPIO_H */
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#endif /* _LINUX_W1_GPIO_H */
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