1 /*-
3  * SPDX-License-Identifier: BSD-2-Clause
31  * Thermometer driver for QorIQ  SoCs.
116 	{ 0,	"cpu-thermal",		0 },
121 	{ 0,	"ddr-controller",	0 },
122 	{ 1,	"core-cluster",		1 },
127 	{ 0,	"ddr-controller",	0 },
130 	{ 3,	"core-cluster",		3 },
135 	{ 0,	"ddr-controller",	0 },
138 	{ 3,	"core-cluster",		3 },
144 	{ 0,	"core-cluster",		0 },
148 /* Note: tmu[1..7] not [0..6]. */
151 	{ 1,	"ddr-controller1",	0 },
152 	{ 2,	"ddr-controller2",	1 },
153 	{ 3,	"ddr-controller3",	2 },
154 	{ 4,	"core-cluster1",	3 },
155 	{ 5,	"core-cluster2",	4 },
156 	{ 6,	"core-cluster3",	5 },
157 	{ 7,	"core-cluster4",	6 },
162 	{ 0,	"cluster6-7",		0 },
163 	{ 1,	"ddr-cluster5",		1 },
165 	{ 3,	"dce-qbman-hsio2",	3 },
166 	{ 4,	"ccn-dpaa-tbu",		4 },
167 	{ 5,	"cluster4-hsio3",	5 },
168 	{ 6,	"cluster2-3",		6 },
190 	{"fsl,qoriq-tmu",	1},
191 	{"fsl,imx8mq-tmu",	1},
199 	val = sc->little_endian ? htole32(val): htobe32(val);  in WR4()
200 	bus_write_4(sc->mem_res, addr, val);  in WR4()
208 	val = bus_read_4(sc->mem_res, addr);  in RD4()
209 	return (sc->little_endian ? le32toh(val): be32toh(val));  in RD4()
220 	for (timeout = 1000; timeout > 0; timeout--) {  in qoriq_therm_read_temp()
221 		val = RD4(sc, TMU_TRITSR(sensor->site_id));  in qoriq_therm_read_temp()
227 		device_printf(sc->dev, "Sensor %s timeouted\n", sensor->name);  in qoriq_therm_read_temp()
230 	if (sc->ver == 1)  in qoriq_therm_read_temp()
233 		*temp = (int)(val & 0x1FF) * 1000 - 273100;  in qoriq_therm_read_temp()
244 	if (id >= sc->ntsensors)  in qoriq_therm_get_temp()
246 	return(qoriq_therm_read_temp(sc, sc->tsensors + id, val));  in qoriq_therm_get_temp()
258 	if (req->newptr != NULL)  in qoriq_therm_sysctl_temperature()
264 	if (id >= sc->ntsensors)  in qoriq_therm_sysctl_temperature()
266 	rv =  qoriq_therm_read_temp(sc, sc->tsensors + id, &val);  in qoriq_therm_sysctl_temperature()
290 	for (i = sc->ntsensors  - 1; i >= 0; i--) {  in qoriq_therm_init_sysctl()
292 		    SYSCTL_CHILDREN(oid), OID_AUTO, sc->tsensors[i].name,  in qoriq_therm_init_sysctl()
308 	nranges = OF_getencprop_alloc_multi(node, "fsl,tmu-range",  in qoriq_therm_fdt_calib()
311 		device_printf(sc->dev, "Invalid 'tmu-range' property\n");  in qoriq_therm_fdt_calib()
319 	ncalibs = OF_getencprop_alloc_multi(node, "fsl,tmu-calibration",  in qoriq_therm_fdt_calib()
322 		device_printf(sc->dev, "Invalid 'tmu-calibration' property\n");  in qoriq_therm_fdt_calib()
340 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in qoriq_therm_probe()
343 	device_set_desc(dev, "QorIQ temperature sensors");  in qoriq_therm_probe()
357 	sc->dev = dev;  in qoriq_therm_attach()
358 	node = ofw_bus_get_node(sc->dev);  in qoriq_therm_attach()
359 	sc->little_endian = OF_hasprop(node, "little-endian");  in qoriq_therm_attach()
364 	sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,  in qoriq_therm_attach()
366 	if (sc->mem_res == NULL) {  in qoriq_therm_attach()
372 	sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);  in qoriq_therm_attach()
373 	if (sc->irq_res == NULL) {  in qoriq_therm_attach()
379 	if ((bus_setup_intr(dev, sc->irq_res, INTR_TYPE_MISC | INTR_MPSAFE,  in qoriq_therm_attach()
380 	    qoriq_therm_intr, NULL, sc, &sc->irq_ih))) {  in qoriq_therm_attach()
386 	rv = clk_get_by_ofw_index(dev, 0, 0, &sc->clk);  in qoriq_therm_attach()
391 	if (sc->clk != NULL) {  in qoriq_therm_attach()
392 		rv = clk_enable(sc->clk);  in qoriq_therm_attach()
399 	sc->ver = (RD4(sc, TMU_VERSION) >> 8) & 0xFF;  in qoriq_therm_attach()
408 	while (soc != NULL && soc->name != NULL) {  in qoriq_therm_attach()
409 		if (ofw_bus_node_is_compatible(root, soc->name))  in qoriq_therm_attach()
415 		sc->tsensors = default_sensors;  in qoriq_therm_attach()
416 		sc->ntsensors = nitems(default_sensors);  in qoriq_therm_attach()
418 		sc->tsensors = soc->tsensors;  in qoriq_therm_attach()
419 		sc->ntsensors = soc->ntsensors;  in qoriq_therm_attach()
430 	if (sc->ver == 1) {  in qoriq_therm_attach()
436 		for (int i = 0; i < sc->ntsensors; i++)  in qoriq_therm_attach()
437 			WR4(sc, TMUV2_TMSAR(sc->tsensors[i].site_id), 0xE);  in qoriq_therm_attach()
443 		device_printf(sc->dev,  in qoriq_therm_attach()
449 	if (sc->ver == 1) {  in qoriq_therm_attach()
450 		for (int i = 0; i < sc->ntsensors; i++)  in qoriq_therm_attach()
451 			sites |= 1 << (15 - sc->tsensors[i].site_id);  in qoriq_therm_attach()
454 		for (int i = 0; i < sc->ntsensors; i++)  in qoriq_therm_attach()
455 			sites |= 1 << sc->tsensors[i].site_id;  in qoriq_therm_attach()
462 		device_printf(sc->dev, "Cannot initialize sysctls\n");  in qoriq_therm_attach()
471 	if (sc->irq_ih != NULL)  in qoriq_therm_attach()
472 		bus_teardown_intr(dev, sc->irq_res, sc->irq_ih);  in qoriq_therm_attach()
474 	if (sc->clk != NULL)  in qoriq_therm_attach()
475 		clk_release(sc->clk);  in qoriq_therm_attach()
476 	if (sc->irq_res != NULL)  in qoriq_therm_attach()
477 		bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq_res);  in qoriq_therm_attach()
478 	if (sc->mem_res != NULL)  in qoriq_therm_attach()
479 		bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->mem_res);  in qoriq_therm_attach()
490 	if (sc->irq_ih != NULL)  in qoriq_therm_detach()
491 		bus_teardown_intr(dev, sc->irq_res, sc->irq_ih);  in qoriq_therm_detach()
493 	if (sc->clk != NULL)  in qoriq_therm_detach()
494 		clk_release(sc->clk);  in qoriq_therm_detach()
495 	if (sc->irq_res != NULL)  in qoriq_therm_detach()
496 		bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq_res);  in qoriq_therm_detach()
497 	if (sc->mem_res != NULL)  in qoriq_therm_detach()
498 		bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->mem_res);  in qoriq_therm_detach()