Implement the ofw_bus_get_node method in the imx_gpio driver so that
ofw_gpiobus can find its fdt metadata and instantiate child devices.
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=355193
@ -865,6 +865,15 @@ imx51_gpio_detach(device_t dev)
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return(0);
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}
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static phandle_t
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imx51_gpio_get_node(device_t bus, device_t dev)
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{
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/*
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* Share controller node with gpiobus device
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*/
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return ofw_bus_get_node(bus);
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}
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static device_method_t imx51_gpio_methods[] = {
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DEVMETHOD(device_probe, imx51_gpio_probe),
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DEVMETHOD(device_attach, imx51_gpio_attach),
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@ -882,6 +891,9 @@ static device_method_t imx51_gpio_methods[] = {
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DEVMETHOD(pic_pre_ithread, gpio_pic_pre_ithread),
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#endif
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/* OFW methods */
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DEVMETHOD(ofw_bus_get_node, imx51_gpio_get_node),
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/* GPIO protocol */
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DEVMETHOD(gpio_get_bus, imx51_gpio_get_bus),
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DEVMETHOD(gpio_pin_max, imx51_gpio_pin_max),
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