Lines Matching +full:ddc +full:- +full:i2c +full:- +full:bus

1 /*-
29 #include <sys/bus.h>
33 #include <machine/bus.h>
46 #include <dt-bindings/gpio/gpio.h>
59 	if (output->panel != NULL) {  in tegra_drm_connector_get_modes()
65 	edid = output->edid;  in tegra_drm_connector_get_modes()
69 		edid = drm_get_edid(connector, output->ddc);  in tegra_drm_connector_get_modes()
89 	return &(output->encoder);  in tegra_drm_connector_best_encoder()
101 	if (output->gpio_hpd == NULL) {  in tegra_drm_connector_detect()
102 		return ((output->panel != NULL) ?  in tegra_drm_connector_detect()
107 	rv = gpio_pin_is_active(output->gpio_hpd, &active);  in tegra_drm_connector_detect()
109 		device_printf(output->dev, " GPIO read failed: %d\n", rv);  in tegra_drm_connector_detect()
121 	phandle_t ddc;  in tegra_drm_encoder_attach()  local
126 	    (void **)&output->edid);  in tegra_drm_encoder_attach()
130 		device_printf(output->dev,  in tegra_drm_encoder_attach()
132 		if (output->edid != NULL)  in tegra_drm_encoder_attach()
133 			free(output->edid, M_OFWPROP);  in tegra_drm_encoder_attach()
137 	gpio_pin_get_by_ofw_property(output->dev, node, "nvidia,hpd-gpio",  in tegra_drm_encoder_attach()
138 	    &output->gpio_hpd);  in tegra_drm_encoder_attach()
139 	ddc = 0;  in tegra_drm_encoder_attach()
140 	OF_getencprop(node, "nvidia,ddc-i2c-bus", &ddc, sizeof(ddc));  in tegra_drm_encoder_attach()
141 	if (ddc > 0)  in tegra_drm_encoder_attach()
142 		output->ddc = OF_device_from_xref(ddc);  in tegra_drm_encoder_attach()
143 	if ((output->edid == NULL) && (output->ddc == NULL))  in tegra_drm_encoder_attach()
146 	if (output->gpio_hpd != NULL) {  in tegra_drm_encoder_attach()
147 		output->connector.polled =  in tegra_drm_encoder_attach()
160 	if (output->panel) {  in tegra_drm_encoder_init()
170 	if (output->panel) {  in tegra_drm_encoder_exit()