1 /*-
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * HDMI core module
52 #include <dev/hdmi/dwc_hdmi.h>
63 	{"fsl,imx6dl-hdmi", 1},
64 	{"fsl,imx6q-hdmi",  1},
75 	if (sc->i2c_xref == 0)  in imx_hdmi_get_i2c_dev()
78 	return (OF_device_from_xref(sc->i2c_xref));  in imx_hdmi_get_i2c_dev()
82  * Deferred HDMI init.  dwc_hdmi_init() does i2c transfers for DDC/EDID. The imx
85  * whether the i2c or our hdmi intrhook function runs first.  If we go first we
91  * ready yet.  When it is, continue with hdmi init.  When first called as an
105 	if (OF_device_from_xref(sc->i2c_xref) != NULL) {  in imx_hdmi_init()
106 		if (sc->eh_tag != NULL) {  in imx_hdmi_init()
108 			    sc->eh_tag);  in imx_hdmi_init()
117 	if (sc->eh_tag == NULL) {  in imx_hdmi_init()
118 		sc->eh_tag = EVENTHANDLER_REGISTER(device_attach,   in imx_hdmi_init()
130 	if (sc->base.sc_mem_res != NULL)  in imx_hdmi_detach()
132 		    sc->base.sc_mem_rid, sc->base.sc_mem_res);  in imx_hdmi_detach()
146 	sc->base.sc_dev = dev;  in imx_hdmi_attach()
147 	sc->base.sc_get_i2c_dev = imx_hdmi_get_i2c_dev;  in imx_hdmi_attach()
151 	sc->base.sc_mem_rid = 0;  in imx_hdmi_attach()
152 	sc->base.sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,  in imx_hdmi_attach()
153 	    &sc->base.sc_mem_rid, RF_ACTIVE);  in imx_hdmi_attach()
154 	if (sc->base.sc_mem_res == NULL) {  in imx_hdmi_attach()
157 		goto out;  in imx_hdmi_attach()
161 	if (OF_getencprop(node, "ddc-i2c-bus", &i2c_xref, sizeof(i2c_xref)) == -1)  in imx_hdmi_attach()
162 		sc->i2c_xref = 0;  in imx_hdmi_attach()
164 		sc->i2c_xref = i2c_xref;  in imx_hdmi_attach()
173 	/* Further HDMI init requires interrupts for i2c transfers. */  in imx_hdmi_attach()
177 out:  in imx_hdmi_attach()
187 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in imx_hdmi_probe()
190 	device_set_desc(dev, "Freescale i.MX6 HDMI core");  in imx_hdmi_probe()
209 	"hdmi",
214 DRIVER_MODULE(hdmi, simplebus, imx_hdmi_driver, 0, 0);