Function tsadc_attach

freebsd/arm64/rockchip/rk_tsadc.c:611–752

}

static int
tsadc_attach(device_t dev)
{
	struct tsadc_softc *sc;
	phandle_t node;
	uint32_t val;
	int i, rid, rv;

	sc = device_get_softc(dev);
	sc->dev = dev;
	node = ofw_bus_get_node(sc->dev);
	sc->conf = (struct tsadc_conf *)
	    ofw_bus_search_compatible(dev, compat_data)->ocd_data;
	sc->alarm_temp = 90000;

	rid = 0;
	sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
	    RF_ACTIVE);
	if (sc->mem_res == NULL) {
		device_printf(dev, "Cannot allocate memory resources\n");
		goto fail;
	}

	rid = 0;
	sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
	if (sc->irq_res == NULL) {
		device_printf(dev, "Cannot allocate IRQ resources\n");
		goto fail;
	}

	if ((bus_setup_intr(dev, sc->irq_res, INTR_TYPE_MISC | INTR_MPSAFE,
	    tsadc_intr, NULL, sc, &sc->irq_ih))) {
		device_printf(dev,
		    "WARNING: unable to register interrupt handler\n");
		goto fail;
	}

	/* FDT resources */
	rv = hwreset_get_by_ofw_name(dev, 0, "tsadc-apb", &sc->hwreset);
	if (rv != 0) {
		device_printf(dev, "Cannot get 'tsadc-apb' reset\n");
		goto fail;
	}
	rv = clk_get_by_ofw_name(dev, 0, "tsadc", &sc->tsadc_clk);
	if (rv != 0) {
		device_printf(dev, "Cannot get 'tsadc' clock: %d\n", rv);
		goto fail;
	}
	rv = clk_get_by_ofw_name(dev, 0, "apb_pclk", &sc->apb_pclk_clk);
	if (rv != 0) {
		device_printf(dev, "Cannot get 'apb_pclk' clock: %d\n", rv);
		goto fail;
	}

	/* grf is optional */
	rv = syscon_get_by_ofw_property(dev, node, "rockchip,grf", &sc->grf);
	if (rv != 0 && rv != ENOENT) {
		device_printf(dev, "Cannot get 'grf' syscon: %d\n", rv);