1 /*-
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
67 	boolean_t inverted;  member
89 	.inverted = TRUE,
137 	if (ofw_bus_is_compatible(dev, "marvell,armada380-thermal")) {  in armada_thermal_probe()
139 		sc->tdata = &armada380_tdata;  in armada_thermal_probe()
161 	sc->stat_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,  in armada_thermal_attach()
163 	if (sc->stat_res == NULL) {  in armada_thermal_attach()
170 	sc->ctrl_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,  in armada_thermal_attach()
172 	if (sc->ctrl_res == NULL) {  in armada_thermal_attach()
176 		    rman_get_rid(sc->stat_res), sc->stat_res);  in armada_thermal_attach()
177 		sc->stat_res = NULL;  in armada_thermal_attach()
182 	tdata = sc->tdata;  in armada_thermal_attach()
183 	tdata->tsen_init(sc);  in armada_thermal_attach()
185 	for (timeout = 1000; timeout > 0; timeout--) {  in armada_thermal_attach()
186 		if (armada_tsen_get_temp(sc, &sc->chip_temperature) == 0)  in armada_thermal_attach()
192 		    rman_get_rid(sc->stat_res), sc->stat_res);  in armada_thermal_attach()
193 		sc->stat_res = NULL;  in armada_thermal_attach()
195 		    rman_get_rid(sc->ctrl_res), sc->ctrl_res);  in armada_thermal_attach()
196 		sc->ctrl_res = NULL;  in armada_thermal_attach()
200 	mtx_init(&sc->temp_upd_mtx, "Armada Thermal", NULL, MTX_DEF);  in armada_thermal_attach()
202 	callout_init_mtx(&sc->temp_upd, &sc->temp_upd_mtx, 0);  in armada_thermal_attach()
204 	callout_reset(&sc->temp_upd, hz, armada_temp_update, sc);  in armada_thermal_attach()
209 	    CTLFLAG_RD, &sc->chip_temperature, "SoC temperature");  in armada_thermal_attach()
224 	callout_drain(&sc->temp_upd);  in armada_thermal_detach()
226 	sc->chip_temperature = 0;  in armada_thermal_detach()
229 	    rman_get_rid(sc->stat_res), sc->stat_res);  in armada_thermal_detach()
230 	sc->stat_res = NULL;  in armada_thermal_detach()
233 	    rman_get_rid(sc->ctrl_res), sc->ctrl_res);  in armada_thermal_detach()
234 	sc->ctrl_res = NULL;  in armada_thermal_detach()
246 	tdata = sc->tdata;  in armada_tsen_readout_valid()
247 	tsen_stat = bus_read_4(sc->stat_res, 0);  in armada_tsen_readout_valid()
249 	tsen_stat >>= tdata->is_valid_shift;  in armada_tsen_readout_valid()
263 	tdata = sc->tdata;  in armada_tsen_get_temp()
265 	if ((tdata->is_valid != NULL) && !tdata->is_valid(sc))  in armada_tsen_get_temp()
268 	reg = bus_read_4(sc->stat_res, 0);  in armada_tsen_get_temp()
269 	reg = (reg >> tdata->temp_shift) & tdata->temp_mask;  in armada_tsen_get_temp()
272 	b = tdata->coef_b;  in armada_tsen_get_temp()
273 	m = tdata->coef_m;  in armada_tsen_get_temp()
274 	div = tdata->coef_div;  in armada_tsen_get_temp()
276 	if (tdata->inverted)  in armada_tsen_get_temp()
277 		tmp = ((m * reg) - b) / div;  in armada_tsen_get_temp()
279 		tmp = (b - (m * reg)) / div;  in armada_tsen_get_temp()
291 	tsen_ctrl = bus_read_4(sc->ctrl_res, 0);  in armada380_tsen_init()
294 		bus_write_4(sc->ctrl_res, 0, tsen_ctrl);  in armada380_tsen_init()
306 	(void)armada_tsen_get_temp(sc, &sc->chip_temperature);  in armada_temp_update()
308 	callout_reset(&sc->temp_upd, hz, armada_temp_update, sc);  in armada_temp_update()