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Implement the ofw_bus_get_node method in the imx_gpio driver so that

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ofw_gpiobus can find its fdt metadata and instantiate child devices.
This commit is contained in:
ian 2019-11-28 21:50:34 +00:00
parent 2ac40e03c7
commit 827e2bfce0
1 changed files with 12 additions and 0 deletions
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12
sys/arm/freescale/imx/imx_gpio.c
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@ -865,6 +865,15 @@ imx51_gpio_detach(device_t dev)
return(0);
}
static phandle_t
imx51_gpio_get_node(device_t bus, device_t dev)
{
/*
* Share controller node with gpiobus device
*/
return ofw_bus_get_node(bus);
}
static device_method_t imx51_gpio_methods[] = {
DEVMETHOD(device_probe, imx51_gpio_probe),
DEVMETHOD(device_attach, imx51_gpio_attach),
@ -882,6 +891,9 @@ static device_method_t imx51_gpio_methods[] = {
DEVMETHOD(pic_pre_ithread, gpio_pic_pre_ithread),
#endif
/* OFW methods */
DEVMETHOD(ofw_bus_get_node, imx51_gpio_get_node),
/* GPIO protocol */
DEVMETHOD(gpio_get_bus, imx51_gpio_get_bus),
DEVMETHOD(gpio_pin_max, imx51_gpio_pin_max),